* As low as price reflects the cheapest per-day rate, based on the longest available unlimited data plan duration.
See how uPhone compares with other options in Saint Barthélemy.
All prices in USD
7 days of unlimited data in Saint Barthélemy costs $64.64 — about $9.23 a day on Dauphin Telecom or Orange Caraïbes, with no roaming charge and no SIM to swap.
Choose your Saint Barthélemy eSIM by matching the allowance and validity period to your trip, then compare the selected product details with the local network, band and speed references already shown on this page.
Start with the length of your stay, then allow for navigation, messaging, streaming and work use. Each option below is a plan size that is currently available for this destination.
Best for: A short visit with maps, messages and occasional browsing.
This option pairs the 1 GB allowance with a stated validity period of 7 days.
Usage tip: Save maps before longer journeys and use Wi-Fi for large downloads.
Best for: A stay of around two weeks with regular navigation and messaging.
The 2 GB allowance remains available across a stated validity period of 15 days.
Usage tip: Keep automatic app updates and cloud backups on Wi-Fi.
Best for: A longer stay or more frequent streaming, video calls or work use.
The 10 GB or more / 30 days profile provides a larger data pool than the short-trip options on this page.
Usage tip: Compare the allowance with your normal phone usage and monitor it during the trip.
Your eSIM roams onto Saint Barthélemy's own operators. These are the networks and the frequencies they run — check your phone supports them before you travel.
No 5G network live on the island as of 2026. Dauphin Telecom and Orange Caraïbes are the two facilities-based operators; Digicel operates via a roaming agreement. B20 (800 MHz) is used by both main operators but is absent from many North American phone models.
The Saint Barthélemy mobile network source is linked below as a public network reference. Check the places on your itinerary where the source offers local detail, then confirm the network information for the selected eSIM product. The operator table on this page provides the country-level reference, while the selected product details identify which network information applies to your plan.
Check your accommodation and the places you expect to visit in Saint Barthélemy. Indoor reception can differ from an outdoor map, so keep the property Wi-Fi details available as well.
Review the full route rather than checking only the arrival city. Save tickets, addresses and maps offline before longer road or rail journeys.
Check the selected product scope for every country on your itinerary. Your Saint Barthélemy plan and a regional plan may have different included destinations and validity periods.
Compare your phone with 4G bands B1, B3, B20 in the existing Saint Barthélemy network table. Support for more of the listed bands gives the phone more options when connecting, while the selected product, location and local network conditions determine the service available.
Keep the QR code and installation instructions available offline, and complete each step according to the selected product's instructions.
When validity starts: Validity-start rules can differ by product. Check the selected plan details before installation and travel.
Saint Barthélemy is a pristine Caribbean island renowned for its stunning beaches, upscale resorts, and exclusive atmosphere that attracts discerning travelers from around the world. With crystal-clear turquoise waters, dramatic coastal cliffs, and a charming French-Caribbean culture, this intimate destination offers the perfect blend of relaxation and sophisticated island living. Whether you're seeking world-class dining, water sports, or simply lounging on powder-soft sand, Saint Barthélemy delivers unforgettable tropical experiences. Stay connected throughout your island getaway with a uPhone eSIM, ensuring seamless communication from the moment you touch down at Gustaf III Airport.
Saint Barthélemy offers an array of natural beauty and cultural experiences that cater to luxury travelers and beach enthusiasts alike. From idyllic coves to charming villages and water-based adventures, the island provides something special for every visitor.
Saint Barthélemy's cuisine reflects its unique blend of French refinement and Caribbean flavors, with an emphasis on fresh seafood and local ingredients. The island is home to Michelin-starred restaurants and casual beachside eateries serving innovative dishes that showcase the best of the region.
The best time to visit Saint Barthélemy is from December through April, when the island enjoys warm, sunny weather with minimal rainfall and comfortable trade winds. This period coincides with the winter season in North America and Europe, making it ideal for beach vacations and water activities. Expect peak tourism during these months, with higher prices and busier establishments, but also the most reliable weather and vibrant social scene.
The summer and early fall months (May through November) offer fewer crowds and lower accommodation rates, though there is an increased risk of tropical storms and hurricanes, particularly from August through October. These shoulder seasons can still provide pleasant weather for shorter periods and are perfect for travelers seeking solitude and better deals, provided they monitor weather forecasts carefully.
Saint Barthélemy's tropical climate and upscale beach culture require thoughtful packing to ensure comfort and style throughout your island stay. Consider the intense Caribbean sun, casual yet sophisticated dining venues, and water-based activities when preparing your luggage.
Everything you need to know about your Saint Barthélemy eSIM
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