City break in St. Martin
Four or five days of maps, metro rides and restaurant hunting. Hotel and cafe Wi-Fi fill the gaps, so 3 GB is usually enough.
TripoSIM · 3 GB30 days€2.58Best eSIM for St. Martin in 2026
We compared 1,126 plans from 17 providers on price, data and how long they last. Here's what to buy for a trip to St. Martin.
In short
- From €1.50: Bidaiesim's 1 GB for 7 days is the cheapest plan we list.
- €0.54 per GB is the best value, with mysim24's 100 GB for 30 days.
- Data only: no plan here includes a phone number. Use WhatsApp or similar apps for calls.
- Install before you fly. Set the eSIM up at home on Wi-Fi and switch it on when you land.
Prices checked 6 hours ago
- Cheapest 5 GB plan
- €4.02
- Typical price per GB
- €1.13
- Mobile networks
- 4
- Providers compared
- 17
Our picks for St. Martin
Ranked from today's prices. They change when providers change theirs.
Most data for your money(Best value)
100 GB for 30 days
Enough for video calls and a hotspot every day.
€53.50€0.54 / GB · best rate
Provider: mysim24Our rating: 3.6 out of 5
View deal: mysim24 St. Martin · 100 GB · 30 daysJust getting connected(Cheapest)
1 GB a day for 1 day
Slows down after 1 GB a day.
€1.50Lowest total price
Provider: mysim24Our rating: 3.6 out of 5
View deal: mysim24 St. Martin · Unlimited · 1 day
What eSIM data costs in St. Martin
Data gets cheaper as plans get bigger: a typical 1 GB plan in St. Martin costs €2.59 per GB, a 50 GB plan €0.70. If you're unsure, size up rather than top up later.
Which eSIM for which trip
Three common ways people travel in St. Martin, and the plan that suits each.
A week at the beach
Hotel Wi-Fi covers most of the day. You need data for the beach, day trips and transfers: 5 GB covers a week for most people.
TripoSIM · 5 GB30 days€4.02Two weeks on the road
Navigation, bookings on the go and photos sent home every day. Go for 10 GB or more, and check the plan lasts the whole trip.
Wanderly eSIM · 10 GB30 days€7.14
Compare all plans
100 plans, prices in euros.
| Provider | Our rating | Data | Days | Network | Hotspot | Per GB | Price | Deal |
|---|---|---|---|---|---|---|---|---|
| mysim24St. Martin · 100 GB · 30 daysOur rating: 3.6 out of 5 · 100 GB · 30 days | Our rating: 3.6 out of 5 | 100 GB | 30 | Not stated | Not stated | €0.54 / GB | €53.50 | View deal: mysim24 St. Martin · 100 GB · 30 days |
| Wanderly eSIMSaint Martin 20GB 30DaysOur rating: 4.1 out of 5 · 20 GB · 30 days | Our rating: 4.1 out of 5 | 20 GB | 30 | Not stated | Not stated | €0.67 / GB | €13.39 | View deal: Wanderly eSIM Saint Martin 20GB 30Days |
| Wanderly eSIMSaint Martin(French Part) 30GB 3DaysOur rating: 4.1 out of 5 · 30 GB · 3 days | Our rating: 4.1 out of 5 | 30 GB | 3 | Not stated | Not stated | €0.68 / GB | €20.54 | View deal: Wanderly eSIM Saint Martin(French Part) 30GB 3Days |
| Lempart FlexSt. MartinNew · online since Sept 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 3.2 out of 5 · 50 GB · 30 days | Our rating: 3.2 out of 5 | 50 GB | 30 | Not stated | Yes | €0.63 / GB | €31.26 | View deal: Lempart Flex St. Martin |
| Wanderly eSIMSaint Martin(French Part) 50GB 7DaysOur rating: 4.1 out of 5 · 50 GB · 7 days | Our rating: 4.1 out of 5 | 50 GB | 7 | Not stated | Not stated | €0.70 / GB | €34.83 | View deal: Wanderly eSIM Saint Martin(French Part) 50GB 7Days |
| Wanderly eSIMSaint Martin(French Part) 50GB 5DaysOur rating: 4.1 out of 5 · 50 GB · 5 days | Our rating: 4.1 out of 5 | 50 GB | 5 | Not stated | Not stated | €0.70 / GB | €34.83 | View deal: Wanderly eSIM Saint Martin(French Part) 50GB 5Days |
| Wanderly eSIMSaint Martin(French Part) 50GB 3DaysOur rating: 4.1 out of 5 · 50 GB · 3 days | Our rating: 4.1 out of 5 | 50 GB | 3 | Not stated | Not stated | €0.70 / GB | €34.83 | View deal: Wanderly eSIM Saint Martin(French Part) 50GB 3Days |
| TripoSIMSaint Martin 20 GB 30 daysNew · online since Feb 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.8 out of 5 · 20 GB · 30 days | Our rating: 2.8 out of 5 | 20 GB | 30 | Not stated | Yes | €0.63 / GB | €12.52 | View deal: TripoSIM Saint Martin 20 GB 30 days |
| TripoSIMSaint Martin 50 GB 90 daysNew · online since Feb 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.8 out of 5 · 50 GB · 90 days | Our rating: 2.8 out of 5 | 50 GB | 90 | Not stated | Yes | €0.63 / GB | €31.61 | View deal: TripoSIM Saint Martin 50 GB 90 days |
| Orange TravelSt. Martin 100 GB 30 daysOur rating: 3.8 out of 5 · 100 GB · 30 days | Our rating: 3.8 out of 5 | 100 GB | 30 | Not stated | Not stated | €0.69 / GB | €68.99 | View deal: Orange Travel St. Martin 100 GB 30 days |
| Wanderly eSIMSaint Martin 10GB 30DaysOur rating: 4.1 out of 5 · 10 GB · 30 days | Our rating: 4.1 out of 5 | 10 GB | 30 | Not stated | Not stated | €0.71 / GB | €7.14 | View deal: Wanderly eSIM Saint Martin 10GB 30Days |
| Wanderly eSIMSaint Martin(French Part) 30GB 5DaysOur rating: 4.1 out of 5 · 30 GB · 5 days | Our rating: 4.1 out of 5 | 30 GB | 5 | Not stated | Not stated | €0.71 / GB | €21.43 | View deal: Wanderly eSIM Saint Martin(French Part) 30GB 5Days |
| Wanderly eSIMSaint Martin(French Part) 50GB 10DaysOur rating: 4.1 out of 5 · 50 GB · 10 days | Our rating: 4.1 out of 5 | 50 GB | 10 | Not stated | Not stated | €0.71 / GB | €35.73 | View deal: Wanderly eSIM Saint Martin(French Part) 50GB 10Days |
| mysim24St. Martin · 50 GB · 30 daysOur rating: 3.6 out of 5 · 50 GB · 30 days | Our rating: 3.6 out of 5 | 50 GB | 30 | Not stated | Not stated | €0.68 / GB | €33.99 | View deal: mysim24 St. Martin · 50 GB · 30 days |
| NomadSaint Martin (French) 50 GB 30 daysOur rating: 3.9 out of 5 · 50 GB · 30 days · Free | Our rating: 3.9 out of 5 | 50 GB | 30 | Free | Yes | €0.70 / GB | €34.86 | View deal: Nomad Saint Martin (French) 50 GB 30 days |
| Orange TravelSt. Martin 100 GB 45 daysOur rating: 3.8 out of 5 · 100 GB · 45 days | Our rating: 3.8 out of 5 | 100 GB | 45 | Not stated | Not stated | €0.70 / GB | €69.99 | View deal: Orange Travel St. Martin 100 GB 45 days |
| TripoSIMSaint Martin 10 GB 7 daysNew · online since Feb 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.8 out of 5 · 10 GB · 7 days | Our rating: 2.8 out of 5 | 10 GB | 7 | Not stated | Yes | €0.65 / GB | €6.53 | View deal: TripoSIM Saint Martin 10 GB 7 days |
| Wanderly eSIMSaint Martin(French Part) 50GB 15DaysOur rating: 4.1 out of 5 · 50 GB · 15 days | Our rating: 4.1 out of 5 | 50 GB | 15 | Not stated | Not stated | €0.73 / GB | €36.62 | View deal: Wanderly eSIM Saint Martin(French Part) 50GB 15Days |
| Wanderly eSIMSaint Martin(French Part) 30GB 7DaysOur rating: 4.1 out of 5 · 30 GB · 7 days | Our rating: 4.1 out of 5 | 30 GB | 7 | Not stated | Not stated | €0.74 / GB | €22.33 | View deal: Wanderly eSIM Saint Martin(French Part) 30GB 7Days |
| Lempart FlexSt. Martin · IP FR/NL/UKNew · online since Sept 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 3.2 out of 5 · 20 GB · 30 days | Our rating: 3.2 out of 5 | 20 GB | 30 | Not stated | Yes | €0.69 / GB | €13.84 | View deal: Lempart Flex St. Martin · IP FR/NL/UK |
| Wanderly eSIMSaint Martin(French Part) 50GB 20DaysOur rating: 4.1 out of 5 · 50 GB · 20 days | Our rating: 4.1 out of 5 | 50 GB | 20 | Not stated | Not stated | €0.75 / GB | €37.51 | View deal: Wanderly eSIM Saint Martin(French Part) 50GB 20Days |
| Lempart FlexSt. Martin · IP FR/NL/UKNew · online since Sept 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 3.2 out of 5 · 10 GB · 30 days | Our rating: 3.2 out of 5 | 10 GB | 30 | Not stated | Yes | €0.71 / GB | €7.14 | View deal: Lempart Flex St. Martin · IP FR/NL/UK |
| Wanderly eSIMSaint Martin(French Part) 30GB 10DaysOur rating: 4.1 out of 5 · 30 GB · 10 days | Our rating: 4.1 out of 5 | 30 GB | 10 | Not stated | Not stated | €0.77 / GB | €23.22 | View deal: Wanderly eSIM Saint Martin(French Part) 30GB 10Days |
| Lempart FlexSt. MartinNew · online since Sept 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 3.2 out of 5 · 50 GB · 90 days | Our rating: 3.2 out of 5 | 50 GB | 90 | Not stated | Yes | €0.72 / GB | €36.17 | View deal: Lempart Flex St. Martin |
| Wanderly eSIMSaint Martin(French Part) 50GB 30DaysOur rating: 4.1 out of 5 · 50 GB · 30 days | Our rating: 4.1 out of 5 | 50 GB | 30 | Not stated | Not stated | €0.79 / GB | €39.30 | View deal: Wanderly eSIM Saint Martin(French Part) 50GB 30Days |
| Wanderly eSIMSaint Martin(French Part) 30GB 20DaysOur rating: 4.1 out of 5 · 30 GB · 20 days | Our rating: 4.1 out of 5 | 30 GB | 20 | Not stated | Not stated | €0.80 / GB | €24.11 | View deal: Wanderly eSIM Saint Martin(French Part) 30GB 20Days |
| Wanderly eSIMSaint Martin(French Part) 30GB 15DaysOur rating: 4.1 out of 5 · 30 GB · 15 days | Our rating: 4.1 out of 5 | 30 GB | 15 | Not stated | Not stated | €0.80 / GB | €24.11 | View deal: Wanderly eSIM Saint Martin(French Part) 30GB 15Days |
| mysim24St. Martin · 50 GB · 90 daysOur rating: 3.6 out of 5 · 50 GB · 90 days | Our rating: 3.6 out of 5 | 50 GB | 90 | Not stated | Not stated | €0.77 / GB | €38.50 | View deal: mysim24 St. Martin · 50 GB · 90 days |
| RoamtellSaint Martin 20GB 30DaysNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.6 out of 5 · 20 GB · 30 days | Our rating: 2.6 out of 5 | 20 GB | 30 | Not stated | Not stated | €0.71 / GB | €14.21 | View deal: Roamtell Saint Martin 20GB 30Days |
| Orange TravelSt. Martin 50 GB 30 daysOur rating: 3.8 out of 5 · 50 GB · 30 days | Our rating: 3.8 out of 5 | 50 GB | 30 | Not stated | Not stated | €0.82 / GB | €40.99 | View deal: Orange Travel St. Martin 50 GB 30 days |
| Wanderly eSIMSaint Martin(French Part) 30GB 30DaysOur rating: 4.1 out of 5 · 30 GB · 30 days | Our rating: 4.1 out of 5 | 30 GB | 30 | Not stated | Not stated | €0.86 / GB | €25.90 | View deal: Wanderly eSIM Saint Martin(French Part) 30GB 30Days |
| TripoSIMSaint Martin 5 GB 30 daysNew · online since Feb 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.8 out of 5 · 5 GB · 30 days | Our rating: 2.8 out of 5 | 5 GB | 30 | Not stated | Yes | €0.80 / GB | €4.02 | View deal: TripoSIM Saint Martin 5 GB 30 days |
| RoamtellSaint Martin 10GB/DayNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.6 out of 5 · 10 GB · 1 day | Our rating: 2.6 out of 5 | 10 GB | 1 | Not stated | Not stated | €0.80 / GB | €7.95 | View deal: Roamtell Saint Martin 10GB/Day |
| RoamtellSaint Martin 10GB 30DaysNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.6 out of 5 · 10 GB · 30 days | Our rating: 2.6 out of 5 | 10 GB | 30 | Not stated | Not stated | €0.80 / GB | €7.95 | View deal: Roamtell Saint Martin 10GB 30Days |
| Inbox eSIMSaint Martin 10 GB / 30 daysNew · online since Aug 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.5 out of 5 · 10 GB · 30 days | Our rating: 2.5 out of 5 | 10 GB | 30 | Not stated | Yes | €0.80 / GB | €7.95 | View deal: Inbox eSIM Saint Martin 10 GB / 30 days |
| Inbox eSIMSaint Martin 20 GB / 30 daysNew · online since Aug 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.5 out of 5 · 20 GB · 30 days | Our rating: 2.5 out of 5 | 20 GB | 30 | Not stated | Yes | €0.80 / GB | €15.99 | View deal: Inbox eSIM Saint Martin 20 GB / 30 days |
| mysim24St. Martin · 20 GB · 30 daysOur rating: 3.6 out of 5 · 20 GB · 30 days | Our rating: 3.6 out of 5 | 20 GB | 30 | Not stated | Not stated | €0.88 / GB | €17.50 | View deal: mysim24 St. Martin · 20 GB · 30 days |
| mysim24St. Martin · 20 GB · 15 daysOur rating: 3.6 out of 5 · 20 GB · 15 days | Our rating: 3.6 out of 5 | 20 GB | 15 | Not stated | Not stated | €0.88 / GB | €17.50 | View deal: mysim24 St. Martin · 20 GB · 15 days |
| mysim24St. Martin · 10 GB · 30 daysOur rating: 3.6 out of 5 · 10 GB · 30 days | Our rating: 3.6 out of 5 | 10 GB | 30 | Not stated | Not stated | €0.90 / GB | €8.99 | View deal: mysim24 St. Martin · 10 GB · 30 days |
| TripoSIMSaint Martin 3 GB 30 daysNew · online since Feb 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.8 out of 5 · 3 GB · 30 days | Our rating: 2.8 out of 5 | 3 GB | 30 | Not stated | Yes | €0.86 / GB | €2.58 | View deal: TripoSIM Saint Martin 3 GB 30 days |
| RoamtellSaint Martin 5GB/DayNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.6 out of 5 · 5 GB · 1 day | Our rating: 2.6 out of 5 | 5 GB | 1 | Not stated | Not stated | €0.88 / GB | €4.38 | View deal: Roamtell Saint Martin 5GB/Day |
| Inbox eSIMSaint Martin 5 GB / 30 daysNew · online since Aug 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.5 out of 5 · 5 GB · 30 days | Our rating: 2.5 out of 5 | 5 GB | 30 | Not stated | Yes | €0.88 / GB | €4.38 | View deal: Inbox eSIM Saint Martin 5 GB / 30 days |
| Lempart FlexSt. Martin · IP FR/NL/UKNew · online since Sept 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 3.2 out of 5 · 5 GB · 30 days | Our rating: 3.2 out of 5 | 5 GB | 30 | Not stated | Yes | €0.98 / GB | €4.90 | View deal: Lempart Flex St. Martin · IP FR/NL/UK |
| Wanderly eSIMSaint Martin 5GB 30DaysOur rating: 4.1 out of 5 · 5 GB · 30 days | Our rating: 4.1 out of 5 | 5 GB | 30 | Not stated | Not stated | €1.07 / GB | €5.35 | View deal: Wanderly eSIM Saint Martin 5GB 30Days |
| BidaiesimSt. Martin 10 GB · 30 daysNew · online since Jul 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.1 out of 5 · 10 GB · 30 days | Our rating: 2.1 out of 5 | 10 GB | 30 | Not stated | Not stated | €0.95 / GB | €9.50 | View deal: Bidaiesim St. Martin 10 GB · 30 days |
| mysim24St. Martin · 10 GB · 15 daysOur rating: 3.6 out of 5 · 10 GB · 15 days | Our rating: 3.6 out of 5 | 10 GB | 15 | Not stated | Not stated | €1.10 / GB | €10.99 | View deal: mysim24 St. Martin · 10 GB · 15 days |
| mysim24St. Martin · 10 GB · 7 daysOur rating: 3.6 out of 5 · 10 GB · 7 days | Our rating: 3.6 out of 5 | 10 GB | 7 | Not stated | Not stated | €1.10 / GB | €10.99 | View deal: mysim24 St. Martin · 10 GB · 7 days |
| BidaiesimSt. Martin 20 GB · 30 daysNew · online since Jul 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.1 out of 5 · 20 GB · 30 days | Our rating: 2.1 out of 5 | 20 GB | 30 | Not stated | Not stated | €1.00 / GB | €20.00 | View deal: Bidaiesim St. Martin 20 GB · 30 days |
| Wanderly eSIMSaint Martin 3GB 15DaysOur rating: 4.1 out of 5 · 3 GB · 15 days | Our rating: 4.1 out of 5 | 3 GB | 15 | Not stated | Not stated | €1.19 / GB | €3.56 | View deal: Wanderly eSIM Saint Martin 3GB 15Days |
| RoamtellSaint Martin 5GB 30DaysNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.6 out of 5 · 5 GB · 30 days | Our rating: 2.6 out of 5 | 5 GB | 30 | Not stated | Not stated | €1.05 / GB | €5.27 | View deal: Roamtell Saint Martin 5GB 30Days |
| Orange TravelSt. Martin 20 GB 14 daysOur rating: 3.8 out of 5 · 20 GB · 14 days | Our rating: 3.8 out of 5 | 20 GB | 14 | Not stated | Not stated | €1.25 / GB | €24.99 | View deal: Orange Travel St. Martin 20 GB 14 days |
| BidaiesimSt. Martin 5 GB · 30 daysNew · online since Jul 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.1 out of 5 · 5 GB · 30 days | Our rating: 2.1 out of 5 | 5 GB | 30 | Not stated | Not stated | €1.10 / GB | €5.50 | View deal: Bidaiesim St. Martin 5 GB · 30 days |
| Inbox eSIMSaint Martin 3 GB / 30 daysNew · online since Aug 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.5 out of 5 · 3 GB · 30 days | Our rating: 2.5 out of 5 | 3 GB | 30 | Not stated | Yes | €1.16 / GB | €3.48 | View deal: Inbox eSIM Saint Martin 3 GB / 30 days |
| Orange TravelSt. Martin 20 GB 30 daysOur rating: 3.8 out of 5 · 20 GB · 30 days | Our rating: 3.8 out of 5 | 20 GB | 30 | Not stated | Not stated | €1.30 / GB | €25.99 | View deal: Orange Travel St. Martin 20 GB 30 days |
| BidaiesimSt. Martin 3 GB · 30 daysNew · online since Jul 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.1 out of 5 · 3 GB · 30 days | Our rating: 2.1 out of 5 | 3 GB | 30 | Not stated | Not stated | €1.17 / GB | €3.50 | View deal: Bidaiesim St. Martin 3 GB · 30 days |
| Lempart FlexSt. Martin · IP FR/NL/UKNew · online since Sept 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 3.2 out of 5 · 3 GB · 30 days | Our rating: 3.2 out of 5 | 3 GB | 30 | Not stated | Yes | €1.34 / GB | €4.01 | View deal: Lempart Flex St. Martin · IP FR/NL/UK |
| mysim24St. Martin · 5 GB · 30 daysOur rating: 3.6 out of 5 · 5 GB · 30 days | Our rating: 3.6 out of 5 | 5 GB | 30 | Not stated | Not stated | €1.40 / GB | €6.99 | View deal: mysim24 St. Martin · 5 GB · 30 days |
| mysim24St. Martin · 5 GB · 7 daysOur rating: 3.6 out of 5 · 5 GB · 7 days | Our rating: 3.6 out of 5 | 5 GB | 7 | Not stated | Not stated | €1.40 / GB | €6.99 | View deal: mysim24 St. Martin · 5 GB · 7 days |
| Wanderly eSIMSaint Martin 3GB 30DaysOur rating: 4.1 out of 5 · 3 GB · 30 days | Our rating: 4.1 out of 5 | 3 GB | 30 | Not stated | Not stated | €1.49 / GB | €4.46 | View deal: Wanderly eSIM Saint Martin 3GB 30Days |
| NomadSaint Martin (French) 20 GB 30 daysOur rating: 3.9 out of 5 · 20 GB · 30 days · Free | Our rating: 3.9 out of 5 | 20 GB | 30 | Free | Yes | €1.48 / GB | €29.50 | View deal: Nomad Saint Martin (French) 20 GB 30 days |
| RoamtellSaint Martin (French) 5 GB - 30 daysNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.6 out of 5 · 5 GB · 30 days | Our rating: 2.6 out of 5 | 5 GB | 30 | Not stated | Not stated | €1.41 / GB | €7.06 | View deal: Roamtell Saint Martin (French) 5 GB - 30 days |
| Buy UK eSIMSaint Martin 10GB 30DaysNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 1.9 out of 5 · 10 GB · 30 days | Our rating: 1.9 out of 5 | 10 GB | 30 | Not stated | Not stated | €1.34 / GB | €13.39 | View deal: Buy UK eSIM Saint Martin 10GB 30Days |
| RoamtellSaint Martin 3GB/Day FUP1MbpsNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.6 out of 5 · 3 GB · 1 day | Our rating: 2.6 out of 5 | 3 GB | 1 | Not stated | Not stated | €1.46 / GB | €4.38 | View deal: Roamtell Saint Martin 3GB/Day FUP1Mbps |
| RoamtellSaint Martin 3GB 15DaysNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.6 out of 5 · 3 GB · 15 days | Our rating: 2.6 out of 5 | 3 GB | 15 | Not stated | Not stated | €1.46 / GB | €4.38 | View deal: Roamtell Saint Martin 3GB 15Days |
| RoamtellSaint Martin 3GB 30DaysNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.6 out of 5 · 3 GB · 30 days | Our rating: 2.6 out of 5 | 3 GB | 30 | Not stated | Not stated | €1.46 / GB | €4.38 | View deal: Roamtell Saint Martin 3GB 30Days |
| mysim24St. Martin · 5 GB · 15 daysOur rating: 3.6 out of 5 · 5 GB · 15 days | Our rating: 3.6 out of 5 | 5 GB | 15 | Not stated | Not stated | €1.60 / GB | €7.99 | View deal: mysim24 St. Martin · 5 GB · 15 days |
| Buy UK eSIMSaint Martin 20GB 30DaysNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 1.9 out of 5 · 20 GB · 30 days | Our rating: 1.9 out of 5 | 20 GB | 30 | Not stated | Not stated | €1.43 / GB | €28.58 | View deal: Buy UK eSIM Saint Martin 20GB 30Days |
| BidaiesimSt. Martin 1 GB · 7 daysNew · online since Jul 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.1 out of 5 · 1 GB · 7 days | Our rating: 2.1 out of 5 | 1 GB | 7 | Not stated | Not stated | €1.50 / GB | €1.50 | View deal: Bidaiesim St. Martin 1 GB · 7 days |
| Buy UK eSIMSaint Martin 5GB 30DaysNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 1.9 out of 5 · 5 GB · 30 days | Our rating: 1.9 out of 5 | 5 GB | 30 | Not stated | Not stated | €1.61 / GB | €8.03 | View deal: Buy UK eSIM Saint Martin 5GB 30Days |
| Orange TravelSt. Martin 10 GB 7 daysOur rating: 3.8 out of 5 · 10 GB · 7 days | Our rating: 3.8 out of 5 | 10 GB | 7 | Not stated | Not stated | €1.90 / GB | €18.99 | View deal: Orange Travel St. Martin 10 GB 7 days |
| Airalo20 GB Saint Martin (French Part) travel eSIM valid for 15 daysOur rating: 4.2 out of 5 · 20 GB · 15 days | Our rating: 4.2 out of 5 | 20 GB | 15 | Not stated | Yes | €2.01 / GB | €40.20 | View deal: Airalo 20 GB Saint Martin (French Part) travel eSIM valid for 15 days |
| RoamtellSaint Martin (French) 3 GB - 30 daysNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.6 out of 5 · 3 GB · 30 days | Our rating: 2.6 out of 5 | 3 GB | 30 | Not stated | Not stated | €1.76 / GB | €5.27 | View deal: Roamtell Saint Martin (French) 3 GB - 30 days |
| Orange TravelSt. Martin 10 GB 14 daysOur rating: 3.8 out of 5 · 10 GB · 14 days | Our rating: 3.8 out of 5 | 10 GB | 14 | Not stated | Not stated | €2.00 / GB | €19.99 | View deal: Orange Travel St. Martin 10 GB 14 days |
| mysim24St. Martin · 3 GB · 3 daysOur rating: 3.6 out of 5 · 3 GB · 3 days | Our rating: 3.6 out of 5 | 3 GB | 3 | Not stated | Not stated | €2.00 / GB | €5.99 | View deal: mysim24 St. Martin · 3 GB · 3 days |
| mysim24St. Martin · 3 GB · 7 daysOur rating: 3.6 out of 5 · 3 GB · 7 days | Our rating: 3.6 out of 5 | 3 GB | 7 | Not stated | Not stated | €2.00 / GB | €5.99 | View deal: mysim24 St. Martin · 3 GB · 7 days |
| mysim24St. Martin · 3 GB · 15 daysOur rating: 3.6 out of 5 · 3 GB · 15 days | Our rating: 3.6 out of 5 | 3 GB | 15 | Not stated | Not stated | €2.00 / GB | €5.99 | View deal: mysim24 St. Martin · 3 GB · 15 days |
| mysim24St. Martin · 3 GB · 30 daysOur rating: 3.6 out of 5 · 3 GB · 30 days | Our rating: 3.6 out of 5 | 3 GB | 30 | Not stated | Not stated | €2.00 / GB | €5.99 | View deal: mysim24 St. Martin · 3 GB · 30 days |
| NomadSaint Martin (French) 10 GB 30 daysOur rating: 3.9 out of 5 · 10 GB · 30 days · Free | Our rating: 3.9 out of 5 | 10 GB | 30 | Free | Yes | €2.06 / GB | €20.56 | View deal: Nomad Saint Martin (French) 10 GB 30 days |
| Buy UK eSIMSaint Martin 1GB 7DaysNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 1.9 out of 5 · 1 GB · 7 days | Our rating: 1.9 out of 5 | 1 GB | 7 | Not stated | Not stated | €1.78 / GB | €1.78 | View deal: Buy UK eSIM Saint Martin 1GB 7Days |
| Buy UK eSIMSaint Martin 3GB 30DaysNew · online since Dec 2025. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 1.9 out of 5 · 3 GB · 30 days | Our rating: 1.9 out of 5 | 3 GB | 30 | Not stated | Not stated | €1.78 / GB | €5.35 | View deal: Buy UK eSIM Saint Martin 3GB 30Days |
| Airalo20 GB Saint Martin (French Part) travel eSIM valid for 30 daysOur rating: 4.2 out of 5 · 20 GB · 30 days | Our rating: 4.2 out of 5 | 20 GB | 30 | Not stated | Yes | €2.19 / GB | €43.78 | View deal: Airalo 20 GB Saint Martin (French Part) travel eSIM valid for 30 days |
| PRIeSIMSt. Martin 5 GB · 30 daysNew · online since Jun 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.3 out of 5 · 5 GB · 30 days | Our rating: 2.3 out of 5 | 5 GB | 30 | Not stated | Not stated | €1.90 / GB | €9.49 | View deal: PRIeSIM St. Martin 5 GB · 30 days |
| Airalo10 GB Saint Martin (French Part) travel eSIM valid for 7 daysOur rating: 4.2 out of 5 · 10 GB · 7 days | Our rating: 4.2 out of 5 | 10 GB | 7 | Not stated | Yes | €2.32 / GB | €23.23 | View deal: Airalo 10 GB Saint Martin (French Part) travel eSIM valid for 7 days |
| PRIeSIMSt. Martin 3 GB · 30 daysNew · online since Jun 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.3 out of 5 · 3 GB · 30 days | Our rating: 2.3 out of 5 | 3 GB | 30 | Not stated | Not stated | €2.00 / GB | €5.99 | View deal: PRIeSIM St. Martin 3 GB · 30 days |
| NomadGlobal-EX 50 GB 365 daysMulti-countryOur rating: 3.9 out of 5 · 50 GB · 365 days · Digicel and SFR Caraïbe | Our rating: 3.9 out of 5 | 50 GB | 365 | Digicel and SFR Caraïbe | Yes | €2.31 / GB | €115.70 | View deal: Nomad Global-EX 50 GB 365 days |
| NomadGlobal-EX 30 GB 365 daysMulti-countryOur rating: 3.9 out of 5 · 30 GB · 365 days · Digicel and SFR Caraïbe | Our rating: 3.9 out of 5 | 30 GB | 365 | Digicel and SFR Caraïbe | Yes | €2.36 / GB | €70.85 | View deal: Nomad Global-EX 30 GB 365 days |
| Airalo10 GB Saint Martin (French Part) travel eSIM valid for 15 daysOur rating: 4.2 out of 5 · 10 GB · 15 days | Our rating: 4.2 out of 5 | 10 GB | 15 | Not stated | Yes | €2.50 / GB | €25.02 | View deal: Airalo 10 GB Saint Martin (French Part) travel eSIM valid for 15 days |
| eSIMzioSaint Martin (French Part) 5 GB — 30 daysNew · online since Jun 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.2 out of 5 · 5 GB · 30 days | Our rating: 2.2 out of 5 | 5 GB | 30 | Not stated | Not stated | €2.27 / GB | €11.35 | View deal: eSIMzio Saint Martin (French Part) 5 GB — 30 days |
| Wanderly eSIMSaint Martin 1GB 7DaysOur rating: 4.1 out of 5 · 1 GB · 7 days | Our rating: 4.1 out of 5 | 1 GB | 7 | Not stated | Not stated | €2.67 / GB | €2.67 | View deal: Wanderly eSIM Saint Martin 1GB 7Days |
| NomadGlobal-EX 20 GB 365 daysMulti-countryOur rating: 3.9 out of 5 · 20 GB · 365 days · Digicel and SFR Caraïbe | Our rating: 3.9 out of 5 | 20 GB | 365 | Digicel and SFR Caraïbe | Yes | €2.65 / GB | €52.91 | View deal: Nomad Global-EX 20 GB 365 days |
| Airalo10 GB Saint Martin (French Part) travel eSIM valid for 30 daysOur rating: 4.2 out of 5 · 10 GB · 30 days | Our rating: 4.2 out of 5 | 10 GB | 30 | Not stated | Yes | €2.77 / GB | €27.70 | View deal: Airalo 10 GB Saint Martin (French Part) travel eSIM valid for 30 days |
| eSIMzioSaint Martin (French Part) 3 GB — 30 daysNew · online since Jun 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.2 out of 5 · 3 GB · 30 days | Our rating: 2.2 out of 5 | 3 GB | 30 | Not stated | Not stated | €2.39 / GB | €7.17 | View deal: eSIMzio Saint Martin (French Part) 3 GB — 30 days |
| Airalo5 GB Saint Martin (French Part) travel eSIM valid for 7 daysOur rating: 4.2 out of 5 · 5 GB · 7 days | Our rating: 4.2 out of 5 | 5 GB | 7 | Not stated | Yes | €2.86 / GB | €14.29 | View deal: Airalo 5 GB Saint Martin (French Part) travel eSIM valid for 7 days |
| Lempart FlexSt. Martin · IP FR/NL/UKNew · online since Sept 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 3.2 out of 5 · 1 GB · 7 days | Our rating: 3.2 out of 5 | 1 GB | 7 | Not stated | Yes | €2.67 / GB | €2.67 | View deal: Lempart Flex St. Martin · IP FR/NL/UK |
| PRIeSIMSt. Martin 2 GB · 15 daysNew · online since Jun 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.3 out of 5 · 2 GB · 15 days | Our rating: 2.3 out of 5 | 2 GB | 15 | Not stated | Not stated | €2.50 / GB | €4.99 | View deal: PRIeSIM St. Martin 2 GB · 15 days |
| Inbox eSIMSaint Martin 1 GB / 7 daysNew · online since Aug 2026. This company went online recently, so it has little track record. We take 1 point off our rating until it has been online for a year.Our rating: 2.5 out of 5 · 1 GB · 7 days | Our rating: 2.5 out of 5 | 1 GB | 7 | Not stated | Yes | €2.59 / GB | €2.59 | View deal: Inbox eSIM Saint Martin 1 GB / 7 days |
| Airalo5 GB Saint Martin (French Part) travel eSIM valid for 15 daysOur rating: 4.2 out of 5 · 5 GB · 15 days | Our rating: 4.2 out of 5 | 5 GB | 15 | Not stated | Yes | €3.04 / GB | €15.19 | View deal: Airalo 5 GB Saint Martin (French Part) travel eSIM valid for 15 days |
| Orange TravelSt. Martin 5 GB 7 daysOur rating: 3.8 out of 5 · 5 GB · 7 days | Our rating: 3.8 out of 5 | 5 GB | 7 | Not stated | Not stated | €3.00 / GB | €14.99 | View deal: Orange Travel St. Martin 5 GB 7 days |
| NomadSaint Martin (French) 5 GB 30 daysOur rating: 3.9 out of 5 · 5 GB · 30 days · Free | Our rating: 3.9 out of 5 | 5 GB | 30 | Free | Yes | €3.04 / GB | €15.19 | View deal: Nomad Saint Martin (French) 5 GB 30 days |
| Wanderly eSIMSaint Martin(French Part) 2GB 15DaysOur rating: 4.1 out of 5 · 2 GB · 15 days | Our rating: 4.1 out of 5 | 2 GB | 15 | Not stated | Not stated | €3.12 / GB | €6.24 | View deal: Wanderly eSIM Saint Martin(French Part) 2GB 15Days |
eSIM, local SIM or roaming?
What 10 days of data costs you three different ways.
- Best for most
Travel eSIM
€7.14for 10 GB
- Set up at home in 5 minutes
- Keep your own number for WhatsApp
- No passport registration
- Long stays
Local tourist SIM
- Needs your passport at a shop
- Local number for calls
- Queues on arrival
- Most expensive
Your home roaming
- St. Martin isn't in EU free roaming
- Zero setup
- Easy to overspend
Before you fly to St. Martin
Do these at home. Most eSIM problems in St. Martin come from skipping step one.
- Install at homeScan the QR code over Wi-Fi before you leave, so you are online the moment you land.
- Check your phone is unlockedA phone locked to your carrier won't accept another eSIM.
- Turn on roaming for the eSIM onlyLeave your home line on for calls and texts, with its data off.
- Save the network tipIf evenings get slow, pick another network by hand in your phone settings.
Questions people ask
What travellers ask about eSIMs in St. Martin.
How do I install an eSIM for St. Martin?
After you buy a plan, the provider sends you a QR code by email or in their app. On an iPhone, open Settings, then Mobile Service, then Add eSIM. On Android, open Settings, then Network and internet, then SIMs. Scan the code while you are still at home on Wi-Fi, then switch the eSIM on for mobile data when you land.
Will an eSIM work in St. Martin?
Yes, as long as your phone supports eSIM and is not locked to your home carrier. The plans we list for St. Martin connect to local networks there. Coverage in cities is usually good; if you are heading somewhere remote, check which network the plan uses before you buy.
Can I use the eSIM as a hotspot?
Most travel eSIMs let you share data with a laptop or a friend's phone through a hotspot. A few providers block or limit it, so read the plan details if you need it. Anything you use over the hotspot comes out of the same data allowance.
Will I get a phone number?
Most travel eSIMs are data only: you get mobile internet but no local number. You can still call and message through WhatsApp, FaceTime or similar apps. If you need a number, tick Phone number in the plan filters to see the plans that include one. Your home SIM can stay on for texts such as bank codes.
How we compare eSIMs
Prices come straight from each provider's own feed, converted to euros. The table sorts plans by price per GB unless you pick another order, and our picks come from those same prices. Providers can't pay to rank higher.
- providers compared here
- 17
€53.50· mysim24
Best value, 100 GB