Airalo eSIM St. Barthélemy 2026: Promo Code, Data Plans & Prices

Yes. Use our code ESIMSPOTTER15 when you buy a St. Barthélemy plan. Enter it at checkout on the website or in the app.

The cheapest Airalo eSIM for St. Barthélemy costs $8.00 and gives you 1 GB for 3 days. It's the Caribbean Islands eSIM, which also works in other countries. We recheck prices daily, so this price is up to date. You can buy it on the official Airalo site.

Yes, Airalo works in St. Barthélemy on its St. Barthélemy-only plans and on its Caribbean Islands and global eSIMs. If your eSIM is installed but won't connect after you land, open your phone's settings and turn on data roaming for it. Your home SIM can stay as it is.

For St. Barthélemy alone, these are Airalo's lowest prices by trip length:

• 7 days: $19.00 for 3 GB
• 15 days: $26.00 for 5 GB
• 30 days: $27.00 for 5 GB

Yes, Airalo has 6 unlimited plans for St. Barthélemy, ranging from $19.50 for 3 days to $99.00 for 30 days. A week without a data cap costs $36.00. You get 3 GB a day at full speed, then 1 Mbps until your daily allowance resets.

Airalo is an eSIM store for travelers, with plans covering 226 destinations. On Trustpilot, 48,674 people have rated it 4.2 out of 5. If you want prices for other countries and the full verdict, read the Airalo eSIM review.

With Airalo, 1 GB in St. Barthélemy can cost as little as $2.35, on the plan with 20 GB for 15 days.

Yes, you can share your data through a personal hotspot, as long as your phone supports it. On unlimited plans, there's no limit on the number of devices, but shared data counts toward your daily full-speed allowance.

No, Airalo's St. Airalo's global Discover+ eSIM also works in St. Barthélemy and comes with a US (+1) number. Barthélemy plans are data only, so your home number stays on your main SIM. You can still call and message people through WhatsApp or other apps.

Yes, you can buy it at home and wait up to 365 days before you start using it. On most plans, the days only start counting once the eSIM connects to a network in St. Barthélemy.

Yes, most Airalo eSIMs can be topped up in the app under My eSIMs. A top-up is a new package with its own data and days, and you can add one even after the old one has ended.

Yes, Airalo has 15 Caribbean Islands plans that cover St. Barthélemy and 25 other countries, plus 18 global plans starting at $8.50. These keep you online as you cross borders. But if you're only going to St. Barthélemy, a St. Barthélemy-only plan costs less. For example, 10 GB for 30 days is $39.00 on the St. Barthélemy eSIM and $48.00 on the Caribbean Islands one.