The quick answer
iD Mobile includes the most roaming: up to 30GB in 50 destinations, including Spain and most of Europe. 1pMobile includes up to 14GB in 46 European destinations, and Asda Mobile up to 5GB a month in 46 European countries. All three are rolling or low-cost plans from £5 a month. Checked on each network's website, 3–5 November 2026.
Roaming included on each network
| Network | Where it's included | Data you can use abroad | Good to know |
|---|---|---|---|
| iD Mobile | 50 destinations, including Spain and most of Europe | Up to 30GB | Not the USA, Turkey, Switzerland or Andorra: those are charged per MB |
| 1pMobile | 46 European destinations | Your bundle, up to 14GB | Includes calls and texts |
| Asda Mobile | 46 European countries | Up to 5GB a month | Then 10p per MB, the same as Asda's UK rate |
What the big networks charge in Europe
For comparison, on pay-monthly plans that don't include roaming:
- EE: £2.72 a day, or £16.50 for 7 days, in most of Europe.
- Vodafone: £2.75 a day on plans without Euro Roam.
- O2: Europe is included, up to 25GB.
On a week in Spain, a plan with roaming included can save around £16–£19 against EE or Vodafone daily charges, every trip. Prices from each network's roaming page, checked 2–3 November 2026. See every country in our UK Roaming Cost Report.