1 GB / 7 days
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.
* 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 Martin (French part).
All prices in USD
7 days of unlimited data in Saint Martin (French part) 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 Martin (French part) 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 Martin (French part)'s own operators. These are the networks and the frequencies they run — check your phone supports them before you travel.
Saint Martin (French part) is a small island territory; coverage is generally limited to populated coastal areas with mountainous interior having reduced or no service. 3G (UMTS B1) remains active on all networks.
The Saint Martin (French part) 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 Martin (French part). 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 Martin (French part) plan and a regional plan may have different included destinations and validity periods.
Compare your phone with 4G bands B1, B3, B7, B20 in the existing Saint Martin (French part) 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 Martin's French side captivates visitors with its sophisticated blend of Caribbean beauty and European charm, offering pristine beaches, world-class dining, and vibrant cultural experiences. From the glamorous marina of Marigot to the laid-back atmosphere of Orient Bay, this island destination delivers luxury resorts, water sports, and stunning natural landscapes. The French influence creates an atmosphere of elegance and refinement unlike anywhere else in the Caribbean. Stay connected throughout your island escape with a uPhone eSIM, ensuring seamless communication from the moment your plane touches down.
Saint Martin's French territory boasts diverse attractions ranging from picture-perfect beaches to cultural landmarks and outdoor adventures. Whether you're seeking relaxation, exploration, or adventure, this island offers something for every traveler.
Saint Martin's culinary scene expertly blends French sophistication with Caribbean flavors, creating a unique gastronomic experience. The island's multicultural heritage influences its diverse cuisine, featuring fresh seafood, tropical fruits, and traditional Caribbean ingredients prepared with French techniques and flair.
The best time to visit Saint Martin is during the dry season from December through April, when sunny skies, gentle trade winds, and comfortable temperatures create perfect conditions for beach activities, water sports, and outdoor exploration. This period coincides with the winter months in North America, making it popular with tourists seeking warm weather and clear skies.
The summer months from May to November bring higher temperatures and increased humidity, with the Atlantic hurricane season running from June through November. Despite the higher rainfall and potential storms, this period offers fewer crowds, lower accommodation rates, and lush tropical landscapes. If you visit during hurricane season, ensure travel insurance covers weather-related disruptions, though direct hurricanes hitting the island are relatively rare compared to other Caribbean locations.
Packing for Saint Martin should prioritize sun protection and lightweight, breathable clothing suitable for tropical heat and water activities. The island's combination of beaches, upscale dining establishments, and outdoor adventures requires versatile clothing for various occasions.
Everything you need to know about your Saint Martin (French part) eSIM
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