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 Guernsey.
All prices in USD
7 days of unlimited data in Guernsey costs $44.98 — about $6.43 a day on Sure Guernsey, JT Guernsey or Airtel-Vodafone, with no roaming charge and no SIM to swap. In Guernsey, 5G is live.
Choose your Guernsey 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 3 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 Guernsey's own operators. These are the networks and the frequencies they run — check your phone supports them before you travel.
No mobile network operator covers the entire island; indoor coverage gaps exist in rural parishes such as Torteval and Forest. 3G switch-off completed by all operators; no 2G-only fallback areas remain.
The Guernsey 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 Guernsey. 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 Guernsey plan and a regional plan may have different included destinations and validity periods.
Compare your phone with 4G bands B1, B3, B8, B20 and 5G bands n78 in the existing Guernsey 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.
Guernsey is a charming Channel Island destination that blends dramatic coastal cliffs, picturesque harbors, and rich history with a distinctly laid-back atmosphere. This gem offers pristine beaches, excellent seafood, and a unique culture influenced by both French and British heritage. Whether you're exploring medieval castles, wandering through flower-filled lanes, or relaxing on golden sands, Guernsey delivers an unforgettable escape. Stay connected throughout your island adventure with a uPhone eSIM, ensuring seamless connectivity from the moment you arrive.
Guernsey's diverse attractions showcase its fascinating history, natural beauty, and maritime heritage. From historic fortifications to stunning coastal walks and vibrant harbors, there's something for every traveler.
Guernsey's cuisine celebrates fresh seafood and traditional island recipes passed down through generations. The local food scene combines French influences with British traditions, creating distinctive flavors unique to the Channel Islands.
The best time to visit Guernsey is from May to September, when temperatures range from 15-18°C (59-64°F) and daylight extends into the evening. Summer months offer warm, sunny days perfect for beach activities, coastal walks, and exploring the island's numerous outdoor attractions without the crowds of peak vacation times.
Spring (April-May) and autumn (September-October) provide pleasant weather and fewer tourists, making these shoulder seasons ideal for those seeking a quieter experience. Winter (November-March) brings cooler temperatures and frequent rain, but offers dramatic seascapes and a peaceful atmosphere for visitors who prefer solitude and dramatic coastal scenery.
Guernsey's maritime climate requires layered clothing and waterproof gear, even during warmer months. The island experiences changeable weather, so it's essential to pack versatile pieces that can adapt to sudden temperature shifts and coastal winds.
Everything you need to know about your Guernsey eSIM
Questions before or during your trip — our support team is always available via live chat and email. Typical response time under 2 minutes.
Chat with us
Explore eSIM plans for more countries around the world.