Japan roaming charges: all four UK networks compared
Roaming in Japan for 7 days costs from £49 (O2 daily charges) — or £8.20 with a saily eSIM, saving £40.80.
- EE: £8/day (Roaming Pass ROW Zone 3 (24-hour)); Japan is in EE's ROW Zone 3; £8/day 24-hour pass (unlimited mins/SMS + 500MB data); no weekly pass.
- O2: £7/day (O2 Travel Bolt On); Japan is one of the 75 O2 Travel destinations; £7/day unlimited mins/texts/data.
- Vodafone: £8/day (Zone C daily charge); Japan is in Vodafone Zone C (Global Roam); £8/day; 25GB cap.
- Three: £8/day (Go Roam Around the World daily charge); Japan is a band-2 (Around the World) destination; £8/day; 12GB cap.
- Best eSIM: £8.20 (saily, Japan 5GB / 30 days (converted), snapshot 2026-11-01)
How much is roaming in Japan?
It depends on your network. The table below compares all four UK networks against the cheapest tracked eSIM, and the calculator lets you price your own trip length and data allowance. Every figure is checked directly against official network price guides and provider store pages, most recently 2026-10-11.
Your trip
O2£49
EE£56
Vodafone£56
Three£56
Best eSIM (saily, Japan 5GB / 30 days (converted))£8.20
eSIM wins — saves £40.80 vs the cheapest network charge.
- eSIM prices are snapshots from 2026-11-01 — live prices vary.
Saves
£40.80
An eSIM (saily, Japan 5GB / 30 days (converted)) saves £40.80 vs the cheapest network daily pass for a 7-day trip.
eSIM option
Check live eSIM prices ↗All four networks' Japan roaming charges (verified 2026-10-11).
| Network | Daily charge | Pass / product name | Fair-use note |
|---|---|---|---|
| EE | £8/day | Roaming Pass ROW Zone 3 (24-hour) | Japan is in EE's ROW Zone 3; £8/day 24-hour pass (unlimited mins/SMS + 500MB data); no weekly pass. |
| O2 | £7/day | O2 Travel Bolt On | Japan is one of the 75 O2 Travel destinations; £7/day unlimited mins/texts/data. |
| Vodafone | £8/day | Zone C daily charge | Japan is in Vodafone Zone C (Global Roam); £8/day; 25GB cap. |
| Three | £8/day | Go Roam Around the World daily charge | Japan is a band-2 (Around the World) destination; £8/day; 12GB cap. |
- Pass / product name
- Roaming Pass ROW Zone 3 (24-hour)
- Fair-use note
- Japan is in EE's ROW Zone 3; £8/day 24-hour pass (unlimited mins/SMS + 500MB data); no weekly pass.
- Pass / product name
- O2 Travel Bolt On
- Fair-use note
- Japan is one of the 75 O2 Travel destinations; £7/day unlimited mins/texts/data.
- Pass / product name
- Zone C daily charge
- Fair-use note
- Japan is in Vodafone Zone C (Global Roam); £8/day; 25GB cap.
- Pass / product name
- Go Roam Around the World daily charge
- Fair-use note
- Japan is a band-2 (Around the World) destination; £8/day; 12GB cap.
Frequently asked questions
What does EE charge for roaming in Japan?
£8 per day (Roaming Pass ROW Zone 3 (24-hour)); Japan is in EE's ROW Zone 3; £8/day 24-hour pass (unlimited mins/SMS + 500MB data); no weekly pass.
What does O2 charge for roaming in Japan?
£7 per day (O2 Travel Bolt On); Japan is one of the 75 O2 Travel destinations; £7/day unlimited mins/texts/data.
What does Vodafone charge for roaming in Japan?
£8 per day (Zone C daily charge); Japan is in Vodafone Zone C (Global Roam); £8/day; 25GB cap.
What does Three charge for roaming in Japan?
£8 per day (Go Roam Around the World daily charge); Japan is a band-2 (Around the World) destination; £8/day; 12GB cap.
Is an eSIM cheaper than roaming in Japan?
Tracked eSIM bundles start at £8.20 (saily, Japan 5GB / 30 days (converted), snapshot 2026-11-01); for a 7-day trip compare that against your network's daily charges above.
Sources & method
- EE official price guide — verified 2026-10-11
- O2 official price guide — verified 2026-10-11
- Vodafone official price guide — verified 2026-10-11
- Three official price guide — verified 2026-10-11
- eSIM comparison (Airalo, Holafly, Saily) — verified 2026-11-01
Daily roaming charges are taken from each network's official published price guide or roaming page. eSIM prices are dated snapshots from the providers' own public store pages — never from aggregators.
Independent: we are not owned by any airport, network or booking site. Any affiliate links are labelled Ad and earn us a commission — this never affects the figures we publish or which option we show as cheapest.