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$545+ Cheap flights from Barcelona-El Prat (BCN) to Sydney (SYD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — SYD
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Barcelona-El Prat to Sydney Kingsford Smith are usually found in May or March, booked 15 days in advance, depart on a Tuesday or Monday and return on a Monday

Find flight deals from Barcelona-El Prat to Sydney

Cheapest flights from Barcelona-El Prat to Sydney
Explore the most affordable flight options available from Barcelona-El Prat to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This Air China deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/111:25 amBCN - SYD
1 stop42h 05mAir China
Thu 12/118:40 pmSYD - BCN
1 stop44h 55mAir China
Deal found 11/2$1,007
This SmartFares deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2811:25 amBCN - SYD
1 stop42h 05mAir China
Thu 12/48:40 pmSYD - BCN
1 stop44h 55mAir China
Deal found 11/2$1,099
This Air China deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2011:25 amBCN - SYD
1 stop42h 05mAir China
Fri 12/58:40 pmSYD - BCN
1 stop44h 55mAir China
Deal found 11/3$1,104
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2810:20 amBCN - SYD
1 stop41h 15mMultiple Airlines
Thu 12/49:00 pmSYD - BCN
3 stops50h 05mMultiple Airlines
Deal found 11/2$1,121
This Mytrip deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/209:50 pmBCN - SYD
3 stops35h 00mMultiple Airlines
Fri 12/55:35 pmSYD - BCN
3 stops36h 25mMultiple Airlines
Deal found 11/3$1,128
This Mytrip deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/263:20 pmBCN - SYD
3 stops28h 55mMultiple Airlines
Thu 12/47:15 amSYD - BCN
2 stops33h 50mMultiple Airlines
Deal found 11/2$1,139

Cheap flight deals from Barcelona-El Prat to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Barcelona-El Prat (BCN) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,007
(Air China)

One-way from

$545
(Kiwi.com)

Popular in

July

Cheapest in

May

Average price

$1,535
Provider with most accurate pricing for Barcelona-El Prat-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Barcelona-El Prat-Sydney Kingsford Smith flights.
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From Barcelona-El Prat to Sydney Kingsford Smith
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One-way flight from Barcelona-El Prat to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Barcelona-El Prat to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to Sydney that are best for you.

Fly from

Barcelona-El Prat

Fly to

Sydney

Route

Depart

Return

Price

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Thu 11/20

11:25 am-3:30 pm

1 stop42h 05m

Sydney Kingsford Smith

Fri 12/5

8:40 pm-7:35 am

1 stop44h 55m

$1,104

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Wed 11/26

3:20 pm-6:15 am

3 stops28h 55m

Sydney Kingsford Smith

Thu 12/4

7:15 am-7:05 am

2 stops33h 50m

$1,139

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Sat 2/21

10:10 am-6:55 am

2 stops34h 45m

Sydney Kingsford Smith

Sat 3/7

4:20 pm-1:45 pm

2 stops31h 25m

$1,203

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Fri 3/13

2:35 pm-6:55 am

2 stops30h 20m

Sydney Kingsford Smith

Tue 3/17

4:20 pm-2:45 pm

2 stops32h 25m

$1,203

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Fri 11/28

7:00 am-2:40 pm

2 stops45h 40m

Sydney Kingsford Smith

Thu 12/4

11:40 am-6:25 pm

1 stop40h 45m

$1,293

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Thu 12/4

6:05 pm-9:55 am

2 stops29h 50m

Sydney Kingsford Smith

Mon 1/26

3:55 pm-11:10 am

2 stops29h 15m

$1,309

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Fri 12/5

3:05 pm-6:35 am

2 stops29h 30m

Sydney Kingsford Smith

Mon 1/26

3:55 pm-12:15 pm

2 stops30h 20m

$1,309

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Wed 12/3

10:05 am-6:35 am

2 stops34h 30m

Sydney Kingsford Smith

Tue 1/27

11:30 am-7:55 pm

2 stops42h 25m

$1,383

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Wed 12/3

10:05 am-7:25 am

2 stops35h 20m

Sydney Kingsford Smith

Sun 1/25

11:30 am-7:55 pm

2 stops42h 25m

$1,383

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Wed 12/3

10:05 am-7:25 am

2 stops35h 20m

Sydney Kingsford Smith

Thu 1/22

11:15 am-7:55 pm

2 stops42h 40m

$1,397

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 23 results
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Compare providers for flights from Barcelona-El Prat to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Barcelona-El Prat to Sydney in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Barcelona-El Prat Airport-Sydney flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Barcelona-El Prat Airport-Sydney flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Barcelona-El Prat Airport-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Barcelona-El Prat Airport-Sydney flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Barcelona-El Prat Airport-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Barcelona-El Prat to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Barcelona-El Prat with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Barcelona-El Prat Airport to Sydney

How far ahead should I book a flight from Barcelona-El Prat Airport to Sydney?

Use this chart to determine the optimal time to book a round-trip flight from Barcelona-El Prat to Sydney. Price data was last updated on October 31, 2025.

The best time to book flights from Barcelona-El Prat Airport to Sydney is 15 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Barcelona-El Prat Airport to Sydney?

Currently, December is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Sydney (average of $908). Flying from Barcelona-El Prat Airport to Sydney in November is currently the most expensive (average of $1,167). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BCN to SYD?

Find hourly flight availability from Barcelona-El Prat to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

A simple way to save on the total cost of your ticket is to fly from Barcelona-El Prat Airport to Sydney in the afternoon. If you’re flexible enough to do this you can expect to save up to 58% on your trip compared to booking a flight at noon.

How much does it cost to fly round-trip from Barcelona-El Prat Airport to Sydney?

Related info for your journey

Find useful and relevant information for your journey from Barcelona-El Prat to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Barcelona-El Prat?

    Most people fly into Sydney Kingsford Smith (SYD) if they book a flight to Sydney from Barcelona-El Prat. On average, Kingsford Smith has 0 inbound flights from Barcelona-El Prat per day from 0 airlines. Sydney Kingsford Smith is conveniently located just 4.6 mi from Sydney’s city center.

  • How long is the flight from Barcelona-El Prat Airport to Sydney?

    Air China and British Airways can get you from Barcelona-El Prat Airport to Sydney in just under 34h 45m. Your travel time can differ by up to 7h 20m. There are 10674 mi between Barcelona-El Prat Airport and Sydney. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Barcelona-El Prat to Sydney that include hotel bookings?

    Yes. In addition to deals on Barcelona-El Prat to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Barcelona-El Prat to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Barcelona-El Prat to Sydney.

  • Can I find deals for business class flights from Barcelona-El Prat to Sydney?

    Yes. Cheapflights offers flight deals from Barcelona-El Prat to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Barcelona-El Prat Airport to Sydney?

    Currently, December is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Sydney (average of $908). Flying from Barcelona-El Prat Airport to Sydney in November is currently the most expensive (average of $1,167). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
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