About 5 GB for a week in Australia
| Option | 7 days | |
|---|---|---|
| Three, about 5 GB for 7 days | 7 × Go Roam Around the World · uses your plan's UK allowance | £56.00 |
| eSIM For U, 5 GB for 30 days | See eSIM plans | £7.09 |
| eSIM For U daily plan, 7 days | 1 GB per day | £7.99 |
Official price list of Three, checked 3 Nov 2026. Standard plans; older contracts may differ. Source Prices in different currencies, not converted.
All Three data options for Australia
| Data | Valid | Price | |
|---|---|---|---|
| Go Roam Around the World | Plan data | per day | £8.00 |
In the Three price list, Go Roam Around the World covers Australia and 12 other named destinations, among them USA, Vietnam, and Indonesia, all at the same Three prices. Our eSIM prices are live.
Good to know before you travel to Australia
- Coverage is strong in cities and along the coast, but large parts of the Outback have no mobile signal at all. Download offline maps before a road trip.
- Sydney’s trains, buses and ferries take contactless cards and phones.
eSIM plans for Australia
- Networks for AustraliaOptus and Telstra
- SpeedUp to 5G on both networks. Where there is no 5G, you connect over 4G/LTE.
- Internet runs viaSingaporeDepending on the plan. Banking or streaming apps may treat you as being there.
Questions and answers
How much does Three charge for data in Australia?
The table shows the cheapest official Three option for about 5 GB in a week, every Three data option for Australia, and the source with the date we checked it.
Is Australia included in Three plans?
Not in the standard plans of the Three price list we checked. In Australia you pay a pass, a daily charge or a price per MB.
Can I keep my Three number in Australia?
Yes. In Australia, keep the Three SIM for calls and texts and use the travel eSIM for data. Turn off data roaming on the Three line so it does not use data.
Where can I see all Three roaming charges?
On the Three roaming charges page, with every destination in the Three price list.
Updated 3 Nov 2026 · checked against our live catalogue
How we check our data · Prices and plans come live from our catalogue; facts come from official sources, listed where we use them.