$528 Cheap Flights from Barcelona (BCN) to Sydney (SYD)

View $528 flight on Tue, Nov 18, 2025Opens in a new window

Popular airlines from Barcelona El Prat Airport (BCN) to Sydney Airport (SYD)

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Cheap Flights from Barcelona to Sydney (BCN-SYD)

Prices were available within the past 7 days and start at $528 for one-way flights and $857 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air China
Tue, Nov 25 - Sun, Nov 30
BCN
Barcelona
SYD
Sydney
$857 Roundtrip, found 6 days ago
$857
Roundtrip
found 6 days ago
Select Air China flight, departing Tue, Nov 25 from Barcelona to Sydney, returning Sun, Nov 30, priced at $857 found 6 days ago
China Eastern Airlines
Thu, Oct 30 - Thu, Nov 13
BCN
Barcelona
SYD
Sydney
$1,222 Roundtrip, found 2 days ago
$1,222
Roundtrip
found 2 days ago
Select China Eastern Airlines flight, departing Thu, Oct 30 from Barcelona to Sydney, returning Thu, Nov 13, priced at $1,222 found 2 days ago
Turkish Airlines
Mon, Feb 2 - Wed, Feb 11
BCN
Barcelona
SYD
Sydney
$1,319 Roundtrip, found 2 days ago
$1,319
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Mon, Feb 2 from Barcelona to Sydney, returning Wed, Feb 11, priced at $1,319 found 2 days ago
KLM
Fri, Feb 27 - Tue, Mar 17
BCN
Barcelona
SYD
Sydney
$1,362 Roundtrip, found 5 days ago
$1,362
Roundtrip
found 5 days ago
Select KLM flight, departing Fri, Feb 27 from Barcelona to Sydney, returning Tue, Mar 17, priced at $1,362 found 5 days ago
Air France
Sat, Nov 8 - Fri, Nov 28
BCN
Barcelona
SYD
Sydney
$1,362 Roundtrip, found 6 days ago
$1,362
Roundtrip
found 6 days ago
Select Air France flight, departing Sat, Nov 8 from Barcelona to Sydney, returning Fri, Nov 28, priced at $1,362 found 6 days ago
British Airways
Sat, Feb 28 - Sun, May 17
BCN
Barcelona
SYD
Sydney
$1,392 Roundtrip, found 15 hours ago
$1,392
Roundtrip
found 15 hours ago
Select British Airways flight, departing Sat, Feb 28 from Barcelona to Sydney, returning Sun, May 17, priced at $1,392 found 15 hours ago
United
Tue, Sep 23 - Sun, Sep 28
BCN
Barcelona
SYD
Sydney
$1,477 Roundtrip, found 3 days ago
$1,477
Roundtrip
found 3 days ago
Select United flight, departing Tue, Sep 23 from Barcelona to Sydney, returning Sun, Sep 28, priced at $1,477 found 3 days ago
Etihad Airways
Sun, Nov 9 - Mon, Nov 24
BCN
Barcelona
SYD
Sydney
$1,498 Roundtrip, found 6 days ago
$1,498
Roundtrip
found 6 days ago
Select Etihad Airways flight, departing Sun, Nov 9 from Barcelona to Sydney, returning Mon, Nov 24, priced at $1,498 found 6 days ago
Swiss International Air Lines
Sat, Feb 28 - Sun, May 17
BCN
Barcelona
SYD
Sydney
$1,560 Roundtrip, found 15 hours ago
$1,560
Roundtrip
found 15 hours ago
Select Swiss International Air Lines flight, departing Sat, Feb 28 from Barcelona to Sydney, returning Sun, May 17, priced at $1,560 found 15 hours ago
Iberia
Mon, Nov 24 - Tue, Nov 25
BCN
Barcelona
SYD
Sydney
$1,579 Roundtrip, found 6 days ago
$1,579
Roundtrip
found 6 days ago
Select Iberia flight, departing Mon, Nov 24 from Barcelona to Sydney, returning Tue, Nov 25, priced at $1,579 found 6 days ago

Frequently asked questions

How much does a flight from Barcelona Intl. Airport (BCN) to Kingsford Smith Intl. Airport (SYD) cost?
Grab a cheap one-way flight from $528 or cheap return flight from $857 from Barcelona Intl. Airport (BCN) to Kingsford Smith Intl. Airport (SYD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Barcelona Intl. Airport (BCN) to Kingsford Smith Intl. Airport (SYD)?
Flying in November is a great way to save, as it's the cheapest month for flights between BCN and SYD. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Barcelona Intl. Airport (BCN) to Kingsford Smith Intl. Airport (SYD)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest BCN to SYD flight.
How many flights per day from Barcelona Intl. Airport (BCN) to Kingsford Smith Intl. Airport (SYD)?
Direct flights from Barcelona Intl. Airport (BCN) to Kingsford Smith Intl. Airport (SYD) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BCN to SYD?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Barcelona Intl. Airport (BCN) to Kingsford Smith Intl. Airport (SYD)?
To arrive at Kingsford Smith Intl. Airport (SYD) on schedule, opt for a flight that leaves Barcelona Intl. Airport (BCN) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Barcelona Intl. Airport (BCN) to Kingsford Smith Intl. Airport (SYD) last-minute?
Last-minute bookings from BCN to SYD are generally more expensive. To secure the lowest rates, start looking for flights well in advance. That being said, if you can play around with your travel dates, you may find a cheap fare just before your departure.
Is it cheaper to book a BCN to SYD flight and hotel package?
Compared with arranging flights and hotels separately, booking a BCN to SYD flight and hotel package with Expedia could result in significant savings. What's more, having everything in one easy place will take the stress out of travel planning. Simply secure your flights and choose from our extensive range of hotels, then customize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Barcelona Intl. Airport (BCN) to Kingsford Smith Intl. Airport (SYD)?
Typically, you can reschedule or cancel your BCN to SYD flight. However, there may be additional fees, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you want further information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Barcelona Intl.
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, Air Europa, Air France, Asiana Airlines, British Airways, Cathay Pacific, Emirates, Etihad Airways, Finnair, Iberia, KLM, Lufthansa, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Thai Airways International, Turkish Airlines, United
Roundtrip price
$856
Distance
10680 mi

Book with confidence

Book with confidence

Barcelona to Sydney Flights

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 November. 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 $528 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.

 

Barcelona to Sydney Flights

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*Available to One Key members.