Find flights
When to book
FAQs

Cheap flights from Barcelona-El Prat Airport to Sydney from £623

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 24/2. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — SYD
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Barcelona-El Prat to Sydney

Enter your travel dates to find the best prices.

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 7 November 2025.

Thu 27/1110:20BCN - SYD
1 stop37h 40mChina Eastern
Sat 10/112:00SYD - BCN
1 stop29h 40mChina Eastern
Deal found 6/11£986
Sun 23/1113:00BCN - SYD
2 stops31h 35mKLM
Sun 18/115:55SYD - BCN
2 stops30h 20mKLM
Deal found 7/11£993
Sun 23/1113:00BCN - SYD
2 stops31h 35mMultiple Airlines
Thu 15/111:15SYD - BCN
2 stops31h 35mMultiple Airlines
Deal found 7/11£1,052
Thu 27/1111:25BCN - SYD
2 stops34h 30mMultiple Airlines
Sat 10/121:50SYD - BCN
2 stops32h 55mMultiple Airlines
Deal found 6/11£1,079
Tue 18/1110:30BCN - SYD
2 stops36h 35mUnited Airlines
Tue 9/1211:50SYD - BCN
2 stops30h 30mUnited Airlines
Deal found 6/11£1,098
Thu 4/1211:00BCN - SYD
2 stops36h 05mUnited Airlines
Mon 8/1211:20SYD - BCN
2 stops31h 00mUnited Airlines
Deal found 5/11£1,099
Sun 23/1113:00BCN - SYD
2 stops31h 35mMultiple Airlines
Wed 14/115:55SYD - BCN
2 stops29h 15mMultiple Airlines
Deal found 7/11£1,111
Sat 22/1110:05BCN - SYD
2 stops34h 30mFinnair
Tue 20/111:30SYD - BCN
2 stops42h 25mFinnair
Deal found 7/11£1,123
Sat 22/1110:05BCN - SYD
2 stops34h 30mFinnair
Sun 18/110:20SYD - BCN
2 stops67h 35mFinnair
Deal found 7/11£1,135
Tue 25/1110:05BCN - SYD
2 stops34h 30mFinnair
Sat 17/114:30SYD - BCN
2 stops39h 25mFinnair
Deal found 7/11£1,139
Mon 24/1110:00BCN - SYD
1 stop21h 55mEtihad Airways
Mon 12/121:30SYD - BCN
1 stop31h 05mEtihad Airways
Deal found 7/11£1,142

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 7 November 2025.

Round-trip from

£826

One-way from

£623

Popular in

July

Cheapest in

May

Average price

£1,178
13/3-29/3
  • 13/3-29/3
  • 4 total stops
  • 68h 20m total
  • Barcelona to Sydney
Search Deals
Etihad Airways
  • Etihad Airways
  • 23/2
  • 1 total stop
  • 22h 45m total
  • Barcelona to Sydney
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£44 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 7 November 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

Sat 21/2

14:40-06:55

2 stops30h 15m

Sydney Kingsford Smith

Sat 7/3

16:20-17:55

2 stops35h 35m

£912

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Fri 13/3

17:00-06:55

2 stops27h 55m

Sydney Kingsford Smith

Tue 17/3

16:20-10:25

2 stops28h 05m

£912

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Fri 13/2

12:40-06:55

2 stops32h 15m

Sydney Kingsford Smith

Sun 1/3

16:20-11:25

2 stops29h 05m

£913

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Sat 14/2

11:30-06:55

2 stops33h 25m

Sydney Kingsford Smith

Tue 24/2

16:20-11:20

2 stops29h 00m

£913

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Thu 12/2

20:40-06:55

2 stops48h 15m

Sydney Kingsford Smith

Tue 24/2

16:20-16:05

2 stops33h 45m

£913

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Thu 12/2

20:40-06:55

2 stops48h 15m

Sydney Kingsford Smith

Thu 26/2

16:20-13:20

2 stops31h 00m

£913

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Mon 2/3

15:00-06:55

2 stops29h 55m

Sydney Kingsford Smith

Thu 19/3

16:20-14:45

2 stops32h 25m

£913

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Sat 14/2

14:40-06:55

2 stops30h 15m

Sydney Kingsford Smith

Sun 1/3

16:20-12:30

2 stops30h 10m

£913

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Sat 14/2

12:25-06:55

2 stops32h 30m

Sydney Kingsford Smith

Thu 26/2

16:20-13:20

2 stops31h 00m

£913

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Sat 14/3

14:40-06:55

2 stops30h 15m

Sydney Kingsford Smith

Mon 23/3

16:20-11:20

2 stops29h 00m

£914

Flights are sorted by cheapest return flights first.

Deals found on 7/11

Showing 1-10 of 19 results
1
2

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 return 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 return flight from Barcelona-El Prat to Sydney. Price data was last updated on 7 November 2025.

The price you pay for your flight from Barcelona-El Prat Airport to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 15 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 £691). Flying from Barcelona-El Prat Airport to Sydney in September is currently the most expensive (average of £880). 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 7 November 2025.

It’s optimal to fly from Barcelona-El Prat Airport to Sydney in the afternoon. By choosing this option you can save up to 83% on the cost of your flight, compared to a flight in the evening.

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?

    A quick flight from Barcelona-El Prat Airport to Sydney can take about 30h 15m. British Airways provides one of the quickest options available for as low as £912. Airlines will cover a distance of 10674 mi.

  • 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 holiday 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 £691). Flying from Barcelona-El Prat Airport to Sydney in September is currently the most expensive (average of £880). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Bondi Beach
Wollongong
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Barcelona-El Prat to Sydney?

When you search for this flight from Barcelona-El Prat to Sydney, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Barcelona-El Prat to Sydney?

Cheapflights simply makes it quick and affordable to book flights from Barcelona-El Prat to Sydney by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Barcelona-El Prat to Sydney with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Barcelona-El Prat to Sydney, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Barcelona-El Prat to Sydney become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Barcelona-El Prat today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.