Local SIM. The best way to avoid international roaming is not to rely on it at all and use the local network on its terms by buying a SIM card from the local carrier. In this way, you can enjoy the full range of services at a fraction of the cost it charges travelers. This means you don't have to worry about a separate overseas data allowance - your usage will work the same way it does in Australia. The $5 per day charge will only be added to your bill on days where you make a call, send a text, or use data overseas. Just not you can only use $5 roaming for up to 90 days of the calendar year. Travelling in the O2 Europe Zone? We’re the only major network that isn’t bringing back EU roaming charges for up to 25GB. Wherever you fancy going in our Europe Zone (40+ destinations), you’re free to call, text and use data just like you would in the UK, subject to a roaming limit . O2 Travel (Since 2016) Get Unlimited minutes, texts and all the data you need while you're away with O2 Travel. It'll cost £6.00 a day when you’re roaming outside our Europe Zone. And you'll only be charged for the days you use it. Charges apply from midnight to midnight in the capital city of your destination. If you don’t already have a compatible phone, then you will need to buy a prepaid starter pack including a phone and sim card for around $70–100. Most Australian mobile phone companies charge a connection fee of 20–30c on each call and their advertised call charges are sometimes quoted per 30 seconds (not per minute as you would expect). With our O2 Travel Inclusive Zone Bolt On, you get a daily allowance of 120 calls, 120 minutes and data roaming in 27 additional destinations (our Inclusive Zone) including USA, Australia and New Zealand. You you can find all of the the included destinations here . This Bolt On is included in selected O2 Refresh / Custom Plan tariffs (check Plus Plans for phones. Choose a Plus Plan for your new phone and get all these perks, worth up to £269: Switch to a new phone whenever you like, with O2 Switch Up. Roam at no extra cost in 75 destinations worldwide, including the EU, the USA, Australia and Mexico. Up to six free months of Apple Music. Up to six months of an Extra, like Disney+ For our Pay as you go customers, we've split the world into Zones A, B and 'Around the World'. We also have our 'Rest of the World' destinations, which are for both our Pay monthly and Pay as you go customers. Roaming in Zone A is included in all plans. Roaming outside of Zone A will depend on where you're travelling to and what plan you're on. Vodafone charges customers £2 a day in roaming fees for customers in 49 destinations across the EU. These charges came into effect from January 31, 2022. The fees apply to anyone who signs up to O2 currently allows its customers a roaming limit of 25GB and charges £3.50 per gigabyte for any data used on top of that. Three customers in Europe can use up to 12GB of their data allowance at Xd596CJ.