Guernsey eSIM
Unlimited Packages
Up to 7 days
Up to 15 days
Up to 30 days
- 4G & 5G
- Hotspot included
- Taxes included
- QR code sent to your email
eSIM Guernsey Plans and Prices
A Guernsey eSIM gives your phone data as soon as the ferry docks or the plane lands, without tracking down a SIM shop on a small island and without a roaming bill from your carrier at home. Guernsey is a Crown Dependency rather than part of the United Kingdom, and that detail decides which plan actually works here. Saint Peter Port, Saint Sampson and Castel all sit on one island plan, with no separate town pricing to compare. If you typed eSIM Saint Peter Port into a search box, the island plan listed above is what you were after. You install the profile before you sail or fly, and your own number stays in the phone for calls and texts. The sections below explain which plan fits a short island stay, how an eSIM in Guernsey connects, and what to settle before you buy.
Best eSIM for Guernsey
The best eSIM for Guernsey starts with one check, that the plan's coverage list actually names the island. No United Kingdom plan in our catalogue lists Guernsey, so a plan bought for London stops working at the water. Once that is settled, the choice comes down to days and data for what is a short trip for most visitors. A long weekend of navigation, messaging and a few photos along the cliff paths sits comfortably inside a small bundle. Roamify covers the widest range, from a single day to a month, with capped plans up to 20 GB and unlimited cards as well. For a Guernsey eSIM unlimited data plan, Roamify is the only supplier on this page that offers one. Esimfly lists a week long card with one gigabyte, a fit for light messaging over seven days. Esimaccess has a one day card, useful for a quick business visit or a day across from Jersey. None of the three stretches past a month, so a summer season on the island means buying again partway through. A Guernsey travel eSIM for someone working remotely from a guesthouse or uploading photographs daily should be one of the unlimited cards.
Internet in Guernsey With an eSIM
Internet in Guernsey runs on the island's own mobile operators rather than on UK networks, which is why a plan written for Britain can stop at the shoreline. People often search for the local operators, JT and Sure, by name, and we can confirm the search exists, but not which of them your plan uses. Nothing in the plan text publishes the local partner, and it can change without notice. Anyone who says a particular eSIM guarantees a particular Guernsey network is going beyond what the plan says. Herm and Sark are a common day trip from Saint Peter Port, and they are not sold as separate products in our catalogue. How a plan performs on the boat or on car free Sark is not published by any supplier, so we will not guess. Jersey and the Isle of Man are separate destinations with their own plans, so a Channel Islands hop means more than one purchase. Data roaming in Guernsey on your home line deserves switching off before the ferry leaves, so the crossing does not start on your carrier's meter. Cell phone service in Guernsey on your usual number keeps calls and texts coming in, so a ferry company text about a delayed sailing still reaches you. Messaging apps carry calls over data, so checking in with home from a cafe in Saint Peter Port needs no local number.
Buy an eSIM for Guernsey
Before you buy an eSIM for Guernsey, check that the phone supports eSIM and is not locked to a carrier. Keying star hash 06 hash shows an EID next to the IMEI on phones that can take one, and our device list covers the models that do. Install the QR code over home wifi before the ferry or the flight, because installing on arrival is where things go wrong. The clock on most plans starts with the first connection on the island, not when you scan the code at home. When you step ashore at Saint Peter Port or land at the airport, switch the new line on and enable data roaming for it alone. An eSIM card for Guernsey stays on the handset that installed it, so a phone dropped off the harbor wall takes the plan with it. A Guernsey prepaid SIM card is sold on the island and is the only way to hold a local number. Buying that Guernsey SIM card means finding a shop on a small island where opening hours can be shorter than you expect. Buying an e-SIM for Guernsey here avoids that errand, and the line is working before you have left the harbor.
Frequently Asked Questions · Guernsey eSIM
Not sure if your phone supports eSIM? Check our Compatible Phones List → iPhone XS and newer, Pixel 3 and newer, most Samsung Galaxy S20+ models all work.