You’ve searched for flights from Cardiff to Sydney. We've gone through all 128 flights that go via Sydney every week, to help you find the cheapest flight. Qatar Airways usually has the best-value flights from Cardiff, but make sure you compare all your options to get the cheapest flight possible.
When you fly from Cardiff to Sydney, you'll have two airlines to choose from for your 17210 km journey. If you're planning to fly in peak season, make sure you book in advance to get a reasonable price. Or you could hold on and try to get a last-minute bargain.
If you're fairly flexible about when you want to fly to Sydney, searching by month will show you the cheapest times to go. It’s also worth looking out for flights operated by Etihad Airways & Qatar Airways, as they're the most popular airlines for this journey.
Flights from Cardiff to Sydney normally take 28 hrs 35 mins. Make sure you check what refreshments or meals are included, so you can plan your journey. Before you book, why not check out our hotel and car hire options? We have some hotels close to the airport – handy if you're arriving late at night, or flying back very early.