UK and EU eSIM guide
One eSIM for the UK, France, and Italy
Compare verified Airalo, Saily and Yesim packages for United Kingdom and France and Italy, including eligible regional plans and Airalo country combinations.
Verified route comparison
15-day example
- Countries
- United Kingdom · France · Italy
- Total trip
- 15 days
- Estimated data
- Everyday · about 12 GB
- Days by stop
- United Kingdom 5 days · France 5 days · Italy 5 days
A border day is counted once in the stop where you expect to use mobile data; timing is not calculated to the activation hour.
Estimated requirement: about 12 GB across all 15 days.
Compared providers: Airalo, Saily, Yesim.
Best verified total
$26.40Lowest total among these verified catalogue options.
One eSIM for the whole route
Purchases: 1 · Providers: 1
- Yesim · Europe & UK 20 GB / 30 days$26.40
20 GB · 30 days
Route coverage: United Kingdom, France, Italy
Package coverage: 33 countriesNeeds at least 12 GB for 15 days
Buy the best offerDirectly on
- opens Yesim in a new tab- Price checked: Nov 1, 2026, 11:21 AM UTC
- Price source
- Coverage checked: Nov 1, 2026, 11:21 AM UTC
- Coverage source
Mixed-provider alternative$29.20
Purchases: 2 · Providers: 2
Costs $2.80 more than the best complete single-provider option.
Each purchase has a separate data balance.
- Yesim · Europe & UK 10 GB / 30 days$19.20
10 GB · 30 days
Route coverage: United Kingdom, France
Package coverage: 33 countriesNeeds at least 8 GB for 10 days
Buy this planDirectly on - opens Yesim in a new tab- Price checked: Nov 1, 2026, 11:21 AM UTC
- Price source
- Coverage checked: Nov 1, 2026, 11:21 AM UTC
- Coverage source
- Airalo · 5 GB Italy travel eSIM valid for 7 days$10.00
5 GB · 7 days
Route coverage: Italy
Package coverage: 1 countriesNeeds at least 4 GB for 5 days
Buy this planDirectly on Airalo - opens Airalo in a new tab- Price checked: Nov 1, 2026, 11:21 AM UTC
- Price source
- Coverage checked: Nov 1, 2026, 11:21 AM UTC
- Coverage source
Provider alternatives
Airalo$32.00Purchases: 2
Regional and country packages
Purchases: 2 · Providers: 1
Each purchase has a separate data balance.
- Airalo · 10 GB European Union and United Kingdom travel eSIM valid for 15 days in 28 countries$22.00
10 GB · 15 days
Route coverage: United Kingdom, France
Package coverage: 28 countriesNeeds at least 8 GB for 10 days
Buy this planDirectly on Airalo - opens Airalo in a new tab- Price checked: Nov 1, 2026, 11:21 AM UTC
- Price source
- Coverage checked: Oct 4, 2026, 07:19 PM UTC
- Coverage source
- Airalo · 5 GB Italy travel eSIM valid for 7 days$10.00
5 GB · 7 days
Route coverage: Italy
Package coverage: 1 countriesNeeds at least 4 GB for 5 days
Buy this planDirectly on Airalo - opens Airalo in a new tab- Price checked: Nov 1, 2026, 11:21 AM UTC
- Price source
- Coverage checked: Nov 1, 2026, 11:21 AM UTC
- Coverage source
Saily$36.97Purchases: 3
Regional and country packages
Purchases: 3 · Providers: 1
Each purchase has a separate data balance.
- Saily · United Kingdom 5GB 30 days$12.99
5 GB · 30 days
Route coverage: United Kingdom
Package coverage: 1 countriesNeeds at least 4 GB for 5 days
Buy this planDirectly on Saily - opens Saily in a new tab- Price checked: Nov 1, 2026, 11:21 AM UTC
- Price source
- Coverage checked: Nov 1, 2026, 11:21 AM UTC
- Coverage source
- Saily · France 5GB 30 days$10.99
5 GB · 30 days
Route coverage: France
Package coverage: 1 countriesNeeds at least 4 GB for 5 days
Buy this planDirectly on Saily - opens Saily in a new tab- Price checked: Nov 1, 2026, 11:21 AM UTC
- Price source
- Coverage checked: Nov 1, 2026, 11:21 AM UTC
- Coverage source
- Saily · Italy 5GB 30 days$12.99
5 GB · 30 days
Route coverage: Italy
Package coverage: 1 countriesNeeds at least 4 GB for 5 days
Buy this planDirectly on Saily - opens Saily in a new tab- Price checked: Nov 1, 2026, 11:21 AM UTC
- Price source
- Coverage checked: Nov 1, 2026, 11:21 AM UTC
- Coverage source
Yesim$26.40Purchases: 1
Regional and country packages
See the selected offer aboveFixed packages may include more data or days than requested. Verified catalogue options only. Confirm price, coverage and final terms with the provider. Affiliate links may earn us a commission at no extra cost to you.
Route-specific decision
What changes for
this itinerary?
A regional plan removes the UK boundary
The United Kingdom is no longer in the EU, but a commercial Europe travel eSIM can still include it. One compatible package avoids changing your setup between London, France, and Italy.
Three country plans are the pure price comparison
Individual packages show whether convenience carries a premium. They can be attractive when the trip has clearly separated stays, but require more installation and switching work.
Plan around arrival-day data
Mobile data is especially useful for airport transfers, rail changes, tickets, and accommodation messages. Install in advance so the first connection does not depend on finding public Wi-Fi after landing.
Before checkout
Four checks that prevent expensive surprises.
- 01Confirm the United Kingdom, France, and Italy are all listed in the regional package.
- 02Check when validity starts: installation and first network connection may be treated differently by package.
- 03Keep the QR code and installation instructions available offline.
- 04Disable mobile-data switching if you do not want the phone to fall back to paid roaming on your primary SIM.
Questions for this route
Before you choose.
Can a Europe eSIM cover both the UK and EU countries?
Yes, when the provider lists the United Kingdom along with your EU destinations. Political or carrier roaming zones do not define a travel eSIM's coverage; the package list does.
Do I need to reinstall the eSIM after the Eurostar?
Not with one regional plan that covers both the UK and France. The same eSIM should connect to a supported network after the crossing, although a brief reconnection delay can occur.
Does the comparison include calls and SMS?
The planner focuses on data packages. Check the exact Airalo listing if a phone number, voice minutes, or SMS is essential; many travel eSIMs are data-only.
What if separate plans are cheaper?
The result identifies the lower complete total and shows the exact difference. You can then decide whether that saving is worth three separate purchases, installations, and two plan changes.