Best eSIM for United Kingdom
We compared 27 eSIM plans for United Kingdom from Airalo, Holafly, Saily, Nomad. Set your trip below to see the cheapest total price, or scroll down for the full price list.
Prices checked 28 September 2026
Best eSIM plans
Mobile data in United Kingdom
Travel eSIMs in the UK often use the EE network, which has wide 4G and growing 5G coverage.
Fixed data plans are the cheapest choice for maps, messaging and browsing. If you use more than about 1.5 GB a day, compare the unlimited passes above.
All 27 plans for United Kingdom
Sorted by data amount, then price. Prices in US dollars.
| Provider | Data | Validity | Price | Per GB |
|---|---|---|---|---|
| Saily | 1 GB | 7 d | $4.49 | $4.49 |
| Nomad | 1 GB | 7 d | $4.50 | $4.50 |
| Saily | 3 GB | 30 d | $8.99 | $3.00 |
| Nomad | 3 GB | 30 d | $9.00 | $3.00 |
| Nomad | 5 GB | 30 d | $12.00 | $2.40 |
| Saily | 5 GB | 30 d | $12.99 | $2.60 |
| Nomad | 10 GB | 30 d | $17.50 | $1.75 |
| Saily | 10 GB | 30 d | $18.99 | $1.90 |
| Nomad | 20 GB | 30 d | $25.00 | $1.25 |
| Saily | 20 GB | 30 d | $30.99 | $1.55 |
| Nomad | Unlimited | 3 d | $11.00 | |
| Airalo | Unlimited | 3 d | $11.50 | |
| Holafly | Unlimited | 3 d | $11.90 | |
| Nomad | Unlimited | 5 d | $18.00 | |
| Airalo | Unlimited | 5 d | $18.50 | |
| Holafly | Unlimited | 5 d | $20.50 | |
| Nomad | Unlimited | 7 d | $25.00 | |
| Airalo | Unlimited | 7 d | $27.00 | |
| Holafly | Unlimited | 7 d | $27.50 | |
| Nomad | Unlimited | 10 d | $33.00 | |
| Airalo | Unlimited | 10 d | $34.50 | |
| Holafly | Unlimited | 10 d | $36.50 | |
| Airalo | Unlimited | 15 d | $48.00 | |
| Nomad | Unlimited | 30 d | $49.00 | |
| Holafly | Unlimited | 15 d | $50.50 | |
| Airalo | Unlimited | 30 d | $69.00 | |
| Holafly | Unlimited | 30 d | $73.90 |
United Kingdom eSIM questions
What is the cheapest eSIM for United Kingdom?
In our check on 28 September 2026, the cheapest plan was 1 GB for 7 days from Saily at $4.49. For a 7-day trip with moderate use (about 5.6 GB), the lowest total was $17.50 with Nomad.
Do I need unlimited data in United Kingdom?
Only if you stream video, make long video calls or share a hotspot. A 7-day unlimited option costs from $25.00, while 10 GB costs from $17.50.
Which network will my eSIM use in United Kingdom?
Travel eSIMs in the UK often use the EE network, which has wide 4G and growing 5G coverage.
When should I install the eSIM?
Install it at home over Wi-Fi a day or two before you fly, and switch it on when you land. Keep your home SIM on for calls and SMS if you need them.