Mobile · Deals checked today
SIM-only deals with free EU roaming, checked today
The quick answer
The best-value SIM-only deal we found on 27 Oct 2026 is Lyca Mobile UK Plan Smart at a real cost of £3.50 a month (5GB data · EE network · No contract). The table ranks 75 deals from 16 providers by real cost, with fees and stated price rises included. Most data for your money: Talkmobile 150GB 12 months works out at £0.07 per GB a month.
Cheapest with EU roamingAffiliate
Lyca Mobile
UK Plan Smart
5GB data · EE network · No contract
Real cost
£3.50/mo
£42.00 over
12 months
75 deals · best value first
The deals, ranked by what you really pay
AffiliateRanked by real cost: setup fees and every stated price rise in, reward cards out. Prices checked on each provider's own site, 27 Oct 2026.
Why our prices are different
The real cost, worked out for you
The headline price is only the start. We add every fee and every price rise the provider states, take off any reward, and share it across the contract. Here is today's Lyca Mobile UK Plan Smart.
How we rank every deal£3.50 a month × 12
£42.00
The price they advertise
Setup fee
£0.00
None on this deal
Stated price rises
£0.00
None stated
Reward card
£0.00
None on this deal
= Real cost
£42.00 over 12 months
£3.50 a month
Why free EU roaming matters
Free EU roaming matters because daily fees in Europe add up fast on a week away.
Many UK mobile plans charge a daily fee to use your allowance in Europe. Others include EU roaming in the price you already pay.
A daily fee looks small on day one, so it is easy to ignore. A ten-day trip means ten daily charges, and the total grows fast. With EU roaming included, you stop watching the meter. Use your maps, music and messages in Europe without a daily charge.
Browse the cheapest SIM-only deals and find one with EU roaming in the price. We rank them by real cost, so the cheapest deal sits at the top.
Check these before you travel
Check these four things on your plan before you fly. Each one can change what you pay abroad.
- Roaming policy: Open your provider's roaming policy page. Confirm that EU roaming is in your plan's price.
- Fair-use limits: Check any fair-use limit on your data abroad before you travel.
- Countries covered: Confirm which countries your plan includes, and that your destination is on the list.
- Roaming settings: Turn on data roaming on your UK SIM if you use it abroad. With a travel eSIM, turn it off.
Switch and keep your number
Text PAC to 65075 to get your code, then give it to your new network to keep your number.
Step one is texting PAC to 65075. Step two is giving that code to your new network when you sign up. Step three: your number moves in one working day.
Need a new plan first? See our cheapest SIM-only list, then make the switch.
Straight answers
Questions people ask
- Which UK networks include free EU roaming?
- Free EU roaming varies by plan. Many UK mobile plans charge a daily fee in Europe, while others include EU roaming in the price. Every UK SIM-only brand runs on EE, O2, Vodafone or Three, so check your own plan before you travel.
- Is EU roaming free on every SIM-only deal?
- No, not every SIM-only deal includes EU roaming. Many UK mobile plans charge a daily fee to use your allowance in Europe, while others include EU roaming in the price. Check your own plan before you travel, because a daily fee adds up fast over a week away.
- Do I need a travel eSIM if my plan includes EU roaming?
- No, you do not need a travel eSIM if your plan includes EU roaming for your destination. A travel eSIM gives you mobile data abroad for a set number of days. It is useful when your plan charges a daily fee to use your allowance abroad.
Keep comparing
Your next question, answered
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- giffgaff SIM-onlyEvery giffgaff SIM-only plan we track: data, contract, network and the real cost after stated price rises, read from giffgaff's own site daily.
