Best eSIM for Sint Maarten

Exactly one travel eSIM brand sells Dutch Sint Maarten, and it is Airalo, on the TelCell network. Nomad and Holafly both sell an island product, but each one is filed as Saint Martin, French side, and each lists only French networks: Nomad names Digicel and SFR Caraibe with a coverage code for the French collectivity, and Holafly names Digicel Antilles Francaises Guyane. Neither page claims the Dutch half, so we do not treat them as Sint Maarten plans. Airalo's local plan runs from 8 dollars for 1 GB over three days to 49 dollars for 10 GB over thirty.

The catch is the island itself. Sint Maarten and Saint-Martin share 87 square kilometres, and the line between them is a road sign and a small obelisk on Union Road, not a checkpoint. Your phone crosses it long before you do, because the French masts above Marigot and the Dutch ones above Cole Bay overlap across Simpson Bay Lagoon. A plan that knows only TelCell is fine for a cruise day spent between the Philipsburg pier, Front Street and Maho Beach, and it is the wrong tool for a week split between Simpson Bay and Grand Case. Telem, which runs TelCell, also sells 7.5 GB for seven days at 10 dollars on a 20 dollar SIM, so the eSIM here buys you arrival-day convenience rather than value.

Quick Pick: the Best eSIM for Sint Maarten

Airalo (Sint Maarten 5 GB / 15 days): The only Dutch-side travel eSIM on sale, it lands on TelCell and costs 31 dollars for fifteen days, one dollar more than the seven-day version. Buy it for a Dutch-side stay; if you will cross into Marigot or Grand Case, Airalo's Caribbean Islands pack lists both halves of the island instead.

Sint Maarten eSIM Plans Compared

Indicative pricing. Tap through for live rates.

Airalo Sint Maarten Plans

Airalo lists its Sint Maarten product under an operator name of Lantana, the genus of the yellow sage that islanders treat as the national flower, and the plan detail underneath is blunt: a 4G data-only eSIM that operates on the TelCell network in Sint Maarten, Dutch side. The ladder runs from 8 dollars for 1 GB over three days, through 20 for 3 GB over three days or 21 for seven, to 30 for 5 GB over a week. Stretch the same 5 GB to fifteen days and it costs 31, or 32.50 for thirty. The 10 GB tier is 47, 48 or 49 dollars for seven, fifteen or thirty days, so the longer validity is nearly free and there is never a reason to buy the shorter version of a size.

The limitation that matters is written into the coverage field. This product covers Sint Maarten and nothing else, which means the eSIM is built for TelCell masts and not for the Orange, SFR Caraibe, Digicel or Dauphin towers that serve Marigot, Grand Case and Orient Bay a few minutes up the road. If your day drifts north across the border, the phone can lose data exactly where the lunch reservation is. Airalo's own Caribbean Islands pack, sold as Island Hopper, lists both Sint Maarten and French Saint-Martin as separate destinations and starts at 8 dollars for 1 GB over seven days, so for most visitors who plan to eat in Grand Case at least once it is the smarter Airalo purchase. Buy the local Sint Maarten plan only if you genuinely expect to stay south of the border for the whole trip.

Mobile Networks in Sint Maarten

The Dutch half of the island has two mobile networks, and neither one is Digicel. TelCell is the mobile arm of the government-owned TelEm Group, which now markets everything, from fibre to prepaid, under the single name Telem. Its website calls it the island's only locally owned telecom provider, and that ownership shows in the footprint: TelCell is the network the Airalo eSIM uses, and the one most residents on the Dutch side carry. Flow is the second, the Liberty Latin America business that grew out of UTS, the old Netherlands Antilles telecom company. Its prepaid line still trades as Chippie, and unusually it is licensed on both halves of the island, with stores in Philipsburg, Cole Bay and Marigot. A Chippie bundle is sold as usable anywhere in Saint Martin, which is the only local way to have one home network on both sides of the border.

North of the border the cast changes completely. French Saint-Martin is served by Orange Caraibe, SFR Caraibe, Digicel, Dauphin Telecom and Flow's French-side unit, all numbering under +590 rather than the +1 721 used by Sint Maarten. That split has a consequence visitors rarely expect: a call from a Dutch-side SIM to a Marigot restaurant is an international call, even though the restaurant is a fifteen-minute drive away.

Roaming rules split along the same line. Saint-Martin is an outermost region of the European Union, so an EU SIM on a French-side network roams like at home under its normal fair-use terms. Sint Maarten is an Overseas Country and Territory of the Kingdom of the Netherlands and sits outside the EU, which means the same EU SIM on TelCell or Flow is billed at the operator's rest-of-world rates. Because the phone picks whichever mast is strongest, a Dutch or French visitor sleeping in Cupecoy or Oyster Pond can flip between the two regimes several times a day without moving. Our Caribbean island hopping guide sets out which islands count as EU territory for roaming and which do not.

Coverage Across Sint Maarten

Coverage where travelers actually go:

How to Choose the Right Plan

Decide by where you will actually be. A cruise passenger with eight hours between the pier and Maho Beach needs very little: Airalo's 1 GB over three days at 8 dollars covers maps, the taxi fare lookup and a few videos of the approach. A hotel stay on the Dutch side of a week or more is where Telem earns its place, because a 20 dollar TelCell SIM that includes 10 dollars of credit, spent on the 7.5 GB seven-day bundle, costs less than any eSIM on this page. If your villa is in Terres Basses, you eat in Grand Case, or you intend to spend a day on Orient Bay, skip the Dutch-only plan: buy Airalo's Caribbean Islands pack, which lists both halves, or a Chippie bundle, which works island-wide. EU visitors on the French side should check whether their home plan already covers them before spending anything. And if the itinerary includes the ferry to Anguilla, remember that neither Airalo plan lists it, so plan that day separately.

Frequently Asked Questions

Why can I not find a Nomad or Holafly plan for Sint Maarten?

Because neither sells one for the Dutch side. We checked on 21 September 2026. Nomad's page at saint-martin-french-eSIM covers the French collectivity only, with plans from 7 dollars for 1 GB and networks listed as Digicel and SFR Caraibe, and a sint-maarten-eSIM address returns a 404. Holafly's esim-saint-martin page lists Digicel Antilles Francaises Guyane as its network and its esim-sint-maarten address also returns a 404. Neither page says the product works on TelCell or Flow in the south, so we cannot recommend them for a Dutch-side stay. Airalo is the only brand with a product named for Sint Maarten, Dutch Part.

Will my phone switch networks when I drive into Marigot?

Almost certainly, and without any warning. There is no border post between the two halves, just a welcome sign and the monument on Union Road, and the masts on each side overlap. On Airalo's Sint Maarten plan that means data can stop once the phone attaches to a French network, since French Saint-Martin is not in the plan's coverage. Choosing TelCell manually in your network settings helps in the border areas but will not help in central Marigot, where the Dutch signal is too weak. If the trip includes regular French-side days, pick a plan that lists both territories.

Does EU roaming work anywhere on the island?

Only on the French side. Saint-Martin is an EU outermost region, so a SIM from Germany, the Netherlands or France attached to Orange, SFR Caraibe or another French-side network roams under the EU rules. Sint Maarten is an Overseas Country and Territory outside the EU, and the European Commission is explicit that these territories are not part of EU territory, so the same SIM on TelCell or Flow pays rest-of-world rates. Dutch travellers are often surprised by this, since the Dutch side is part of the Kingdom. If your hotel is in Simpson Bay, assume your EU plan is roaming unless your operator lists Sint Maarten by name.

How much does a local SIM cost compared with the eSIM?

Less. Telem's support page prices a TelCell prepaid SIM at 20 dollars including 10 dollars of calling credit, sold at Telem branches and resellers. Its prepaid data plans, activated by dialling *1721#, run 2 dollars for 2.5 GB over one day, 3 for 3 GB over a day, 6 for 6 GB over three days and 10 for 7.5 GB over seven days. A week on the Dutch side therefore costs about 20 dollars all in, against 30 dollars for Airalo's 5 GB over seven days. The eSIM wins only on timing: it works on the taxi ride from the airport, before any shop is involved.

I am arriving on a cruise ship. Do I need anything at all?

Possibly not. American passengers on T-Mobile's Experience More or Experience Beyond plans already have high-speed roaming here, and AT&T and Verizon sell day passes. Everyone else should switch the phone to airplane mode as the ship approaches Great Bay, because a ship's maritime network charges far more than anything on land. Once alongside the Dr. A. C. Wathey pier, Airalo's 1 GB for 8 dollars is enough for a day of Front Street, the water taxi, Maho Beach and the photos you will send home. Buy and install it on ship WiFi the night before, while the connection is quiet.

Will one eSIM cover my ferry trips to Anguilla, St Barths or Saba?

Not the Sint Maarten local plan, which lists Sint Maarten only. Airalo's Caribbean Islands pack does list Saint-Barthelemy alongside both halves of this island, but it does not list Anguilla or Saba. Nomad's Caribbean pack lists Anguilla. For a day on Anguilla or Saba, the easiest options are a separate single-country plan, your home roaming, or going offline for the day with maps downloaded before you board the boat.