Three roaming in Iceland: what it costs, and when an eSIM is cheaper
Data in Iceland is included with Value, Complete, and plans taken before 1 October 2021 (no charge). Otherwise, it costs £2.75/day (Daily roaming charge – Go Roam in Europe). An eSIM for 7 days and 6 GB costs from $11.00 (Ubigi).
Rates checked on October 21, 2026 in the official price guide · Source: Three
The best eSIMs in Iceland for a week
For 7 days and 6 GB
- 1Best unlimited
GigSky
Unlimited · 7 days
$24.49$3.50 per day- 3.5 GB a day at full speed, then 500 kbps
- Networks: Nova, Síminn, and Vodafone
- Hotspot allowed
- 2Cheapest
Ubigi
10 GB · 7 days
$11.00$1.10 per GB- Lowest total price for 7 days
- Network: Vodafone
- Hotspot allowed
- 3Best price per GB
GoMoWorld
15 GB · 30 days
$12.99$0.87 per GB- Lowest price per GB for this trip
- Hotspot allowed
Three steps, three questions: the best unlimited plan, the cheapest and the best price per GB, from three different providers. How we pick the podium · Affiliate links
Three or an eSIM in Iceland: our verdict
Depending on your plan and trip length, at the prices read on October 21, 2026.
If your plan includes Iceland
Keep Three
With Value, Complete, and plans taken before 1 October 2021 (no charge), data in Iceland is included at no extra cost, within your allowance abroad.
Otherwise, with Three
£2.75/day
Daily roaming charge – Go Roam in Europe. For 7 days and 6 GB, expect £12.00.
Affiliate links
Data in Iceland with Three: our analysis
What Three’s rate sheet and eSIM prices show, as checked on October 21, 2026.
The right pass for your trip length
- 3 daysGo Roam in Europe pass, 3-day£5.00
- 1 weekGo Roam in Europe pass, 7-day£12.00
- 2 weeksGo Roam in Europe pass, 14-day£24.00
- 1 month10 × Go Roam in Europe pass, 3-day£50.00
Against the cheapest eSIM
Three charges in GBP and the cheapest eSIM is sold in USD: we convert nothing. For a week, expect £12.00 with Three and $11.00 with the eSIM (Ubigi).
eSIMs in Iceland at a glance
- In Iceland, we compare plans from 7 eSIM providers: GigSky, GoMoWorld, Jetpac, Nomad, Orange Travel, Ubigi, and Yesim.
- The cheapest unlimited plan for a week is from GigSky: $24.49 (Unlimited · 7 days).
- A pocket WiFi rents from €58.65 a week (Hippocketwifi); see pocket WiFi rental in Europe.
Three applies the same rate in 5 other destinations we track, including France, Greece, Italy, Portugal, and Spain.
Plan by plan
What applies in Iceland depending on your Three plan.
What Three’s official rate sheet sets out in Iceland, offer by offer. “Included” means at no extra cost, within your allowance abroad: your Three account shows the one on your line.
| Plan or offer | Data in Iceland |
|---|---|
| Daily roaming charge – Go Roam in Europe | £2.75/day |
| Value | Included |
| Complete | Included |
| plans taken before 1 October 2021 (no charge) | Included |
| Go Roam in Europe pass (3-day) | £5.00 for 3 days |
| Go Roam in Europe pass (7-day) | £12.00 for 7 days |
| Go Roam in Europe pass (14-day) | £24.00 for 14 days |
| Data Travel Pass Europe 1-day Unlimited | £7.00/day |
| Data Travel Pass Europe 7-day (18GB) | £16.00 for 7 days |
What your trip costs
With the Three roaming rate, against today’s cheapest eSIM, for everyday use.
| Trip | With Three | Cheapest eSIM | The offer |
|---|---|---|---|
| 3 days · 3 GB | £5.00 Go Roam in Europe pass, 3-day | $4.99 GoMoWorld | See the plan |
| 7 days · 6 GB | £12.00 Go Roam in Europe pass, 7-day | $11.00 Ubigi | See the plan |
| 14 days · 12 GB | £24.00 Go Roam in Europe pass, 14-day | $12.99 GoMoWorld | See the plan |
| 30 days · 24 GB | £50.00 10 × Go Roam in Europe pass, 3-day | $24.99 GoMoWorld | See the plan |
Affiliate links
Iceland with other UK carriers
The same trip with the other UK carriers we track, from their official rate sheets.
All 5 UK carriers we track include Iceland in at least one plan: EE, giffgaff, O2, Three, and Vodafone.
giffgaff
O2
Vodafone
EETurn off Three roaming and use an eSIM
Four settings, before you leave or on the plane.
- 1
Install the eSIM at home
Buy it and scan its QR code before you leave: with most providers, the plan only starts when you first connect at your destination.
- 2
Keep Three for calls
In your settings, keep your Three line for calls and texts, and pick the eSIM for mobile data.
- 3
Turn off Three roaming
On iPhone: Settings › Cellular › your Three line › Data Roaming. On Android: Settings › Mobile networks › Roaming.
- 4
Keep eSIM roaming on
A travel eSIM uses the local networks: its data roaming must stay on.
Three roaming in Iceland: your questions
Answered from the Three price guide and today’s prices.
Is data in Iceland included in my Three plan?
Yes, with Value, Complete, and plans taken before 1 October 2021 (no charge). Otherwise, it costs £2.75/day (Daily roaming charge – Go Roam in Europe).
How much does data cost in Iceland with Three?
£2.75/day (Daily roaming charge – Go Roam in Europe), so £19.25 for 7 days and 6 GB. An eSIM covering the same week costs from $11.00 (Ubigi), checked on October 21, 2026.
Which Three pass should I get for Iceland?
The best Three option depends on how long you stay: for 3 days, Go Roam in Europe pass, 3-day (£5.00); for a week, Go Roam in Europe pass, 7-day (£12.00); for two weeks, Go Roam in Europe pass, 14-day (£24.00); for a month, 10 × Go Roam in Europe pass, 3-day (£50.00).
Three or an eSIM in Iceland: which is cheaper?
Three charges in GBP and the cheapest eSIM is sold in USD: we convert nothing. For a week, expect £12.00 with Three and $11.00 with the eSIM (Ubigi).
Which UK carriers include Iceland?
All 5 UK carriers we track include Iceland in at least one plan: EE, giffgaff, O2, Three, and Vodafone.
Which network does an eSIM use in Iceland?
The cheapest one-week eSIM (Ubigi) uses Vodafone. Depending on the plan, the 7 providers we compare in Iceland list Nova, Síminn, and Vodafone.
How do I avoid roaming charges in Iceland?
Use a travel eSIM for data and turn off data roaming on your Three line. You keep your number for calls and texts.
Can I keep my Three number with an eSIM?
Yes, on an eSIM-compatible phone: your Three line stays on for calls and texts while the eSIM carries the data.
France
Greece
Italy
Portugal
Spain
Turkey