The best eSIM for Guernsey depends on how much data you need, but for a typical trip eSIM Ahora offers plans from $6.44, activated by QR code in about 30 seconds with no roaming from your home carrier. A 3 GB, 30-day plan costs $14.10. You connect on local networks (Local mobile networks) at 4G LTE speed, with top-ups available and nationwide coverage. Compatible with iPhone XS or newer, Samsung Galaxy S21+ and Google Pixel 3+.
Every eSIM can be installed within 180 days of purchase. Plan validity starts when you first connect.
Your eSIM picks between these networks on its own. If you see bars and nothing loads, you can pick one by hand.
Get instant mobile data in Guernsey with eSIM Ahora. Our eSIM plans connect you to local networks including Local mobile networks with speeds up to 4G LTE.
Coverage available in major cities and tourist areas.
Travel tip
Activate your eSIM when you arrive. Data starts working automatically.
Pay securely. QR code delivered in 30 seconds. No registration, no physical SIM card needed. 5 plans available from $6.44.
Your Guernsey eSIM runs on one network: Sure. Other local networks won't carry your data: if you see signal bars and nothing loads, turn off automatic network selection (iPhone: Settings → Cellular → your eSIM → Network Selection; Android: Settings → Network & internet → SIMs → your eSIM) and pick Sure by hand.
Sure (leader), JT (Jersey Telecom) and Airtel-Vodafone are the main operators in Guernsey and the Channel Islands (British Crown Dependency). Excellent 4G+ in St Peter Port (capital), St Sampson, St Martin, Castel and St Andrew. Alderney (sister island, accessible by flight) and Sark (no cars — medieval preservation) have basic 4G primarily from Sure. Herm (ferry from Guernsey) has coverage. Guernsey is NOT in the EU roam-like-at-home zone despite proximity to France and UK ties. 5G in urban trials. Type G British plugs, 230V/50Hz.
Fly into Guernsey (GCI) — flights from UK, France (Saint-Malo), Switzerland; or ferry from Jersey, Saint-Malo (4h), Poole. Currency Guernsey pound (GGP, fixed 1:1 to GBP); UK pounds universally accepted. Mid-range dinner 25-50 GBP, mid-range hotel 100-250 GBP. St Peter Port is one of the English Channel's prettiest harbors. Highlights: Castle Cornet, Little Chapel (porcelain-decorated tiny chapel), Sark (slow-tourism luxury — no cars, rent a bike), Alderney (relaxed vibe), Herm (day-trip). English official + Guernésiais dialect (Norman). UK visa rules apply for non-UK.