Popular airlines from Barcelona El Prat Airport (BCN) to Sydney Airport (SYD)
British AirwaysBritish Airways
Etihad AirwaysEtihad Airways
IberiaIberia
Qatar AirwaysQatar Airways
Air CanadaAir Canada
Air ChinaAir China
EmiratesEmirates
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Cheap Flights from Barcelona to Sydney (BCN-SYD)
Prices were available within the past 7 days and start at $640 for one-way flights and $1,152 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Frequently asked questions
Travel information
Travel information
Origin airport | Barcelona Intl. |
Destination airport | Kingsford Smith Intl. |
Airlines serving | Air Canada, Air China, Air Europa, Air France, Asiana Airlines, British Airways, Cathay Pacific, China Southern Airlines, Emirates, Etihad Airways, Finnair, Iberia, KLM, Korean Air, Malaysia Airlines, Qantas Airways, Qatar Airways, Swiss International Air Lines, Turkish Airlines, United |
Roundtrip price | $1,151 |
Distance | 10680 mi |
Book with confidence
Book with confidence
The cheapest times to fly from Barcelona to Sydney
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Barcelona to Sydney are during the month of May. You can find some of the cheapest flights from Barcelona to Sydney with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Barcelona to Sydney
Sunday is one of the best days to book for cheap flights from Barcelona to Sydney: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Barcelona to Sydney
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Barcelona to Sydney in 2025. You can also book with separate airlines for your outbound and return journeys, from $640 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Barcelona to Sydney flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Barcelona to Sydney airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
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