Free EU roaming, fair-use limits and worldwide options for O2, Three and Sky Mobile.
Ask Our Team →UK networks are no longer required to offer free EU roaming. Most charge a daily fee. Knowing which ones still include it free can save you significant money.
| Network | EU Roaming | Data Cap | Destinations |
|---|---|---|---|
| O2 | Free — all standard plans | 25GB/month | 48 EU/EEA |
| Three (Value) | Free — Go Roam EU | 12GB/month | 49 destinations |
| Three (Complete) | Free — Go Roam worldwide | 12GB/month | 160+ worldwide |
| Three (Lite/Advanced) | Daily charge applies | — | — |
| Sky Mobile | Varies by plan | Varies | Check your plan |
O2 includes free EU roaming on all standard consumer plans — 25GB across 48 EU/EEA destinations. No tier check needed. The most straightforward EU roaming offer of any major UK MNO in 2026.
On Complete tier, Three Go Roam covers 160+ worldwide destinations including USA, Canada, Australia, India and UAE. For frequent worldwide travellers this is unmatched. PAYG customers get 71 destinations free.
Sky Mobile's roaming offer varies by plan. Always check your specific plan's roaming section in the Sky Mobile app before travelling. For guaranteed free EU roaming, O2 direct is the more reliable option.
Our independent team can help you compare O2, Three and Sky Mobile in a 2-minute call — free, no sales pressure.