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.
* The "as low as" figure is the lowest per-day rate, taken from the longest unlimited data plan on sale here.
Here's how Onetel stacks up against other options in Guernsey.
Prices shown 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 blends French and British influences into a relaxed island rhythm. For a comfortable base, book a self-catering cottage or a family-run guesthouse-these often provide more character and local advice than large hotels. St Peter Port, the capital, is walkable and has the most dining and transport options. Elsewhere, a car gives flexibility, but book rental well ahead in summer. Public buses serve main routes, but timetables thin on Sundays. If you prefer not to drive, the island’s small size makes cycling or taxis practical for short trips. Pack a reusable shopping bag; supermarkets charge for plastic ones. For connectivity, local carriers JT Guernsey and Airtel-Vodafone offer pay-as-you-go SIMs, but check your own provider’s roaming agreement before you travel. Do not rely on cash machines in rural areas-withdraw in St Peter Port. Most places accept cards, but small cafés and market stalls often prefer cash.
Guernsey’s attractions are compact and varied. Prioritise these:
For a broader view, the Bailiwick Museum in Candie Gardens covers island history from the Stone Age to the German Occupation. Most attractions close by 17:00, so plan your afternoons carefully.
Guernsey’s food scene blends French technique with British comfort. Seek out these local specialties:
For a proper meal, book at a French-influenced bistro in St Peter Port. Many close on Sunday and Monday. Restaurants often add a service charge for groups of six or more, so check your bill.
Guernsey’s mild climate makes it a year-round destination, but timing affects your experience. For the best balance of weather and fewer crowds, aim for May or September. Summer months (June to August) bring warm temperatures, long daylight hours, and the highest visitor numbers. Book accommodation and ferry tickets months ahead. Spring (April to May) offers blooming wildflowers and quieter roads, but sea swims remain cold. Autumn (September to October) is often settled and pleasant, with lower prices and less wind. Winter (November to March) sees many attractions close or operate reduced hours. The island’s main festivals-the Guernsey Literary Festival in April and the Seafire Festival in September-draw extra visitors, so plan around them if you prefer calm. Whichever season you choose, pack for changeable weather: a sunny morning can turn to drizzle by noon. Avoid the last week of August if you dislike peak-season crowds and inflated prices.
Guernsey’s Atlantic climate requires versatile layers. These items are essential:
For connectivity, your uPhone eSIM works without extra steps with local carriers JT Guernsey and Airtel-Vodafone. Download maps and offline guides before you arrive, as mobile signal can be patchy in rural valleys. Pack a small first-aid kit with blister plasters and antihistamines-pharmacies may close early.
The details worth knowing about your Guernsey eSIM
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