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Cheap flights from Barcelona to Sydney from $751

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Barcelona to Sydney departing on 8/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:20 - 18:50BCN-SYD
36h 30m2 stops
Multiple Airlines Logo
21:15 - 17:30SYD-BCN
30h 15m2 stops
$1,706Multiple Airlines
Find Deal
Mon, 16 Feb - Sun, 1 Mar
Multiple Airlines Logo
17:20 - 18:50BCN-SYD
39h 30m2 stops
Multiple Airlines Logo
21:15 - 13:25SYD-BCN
26h 10m2 stops
$1,713Multiple Airlines
Find Deal
Sun, 22 Feb - Mon, 9 Mar
Multiple Airlines Logo
17:20 - 18:50BCN-SYD
39h 30m2 stops
Multiple Airlines Logo
21:15 - 17:30SYD-BCN
30h 15m2 stops
$1,715Multiple Airlines
Find Deal
Thu, 26 Feb - Sun, 15 Mar
Multiple Airlines Logo
17:20 - 18:50BCN-SYD
39h 30m2 stops
Multiple Airlines Logo
21:15 - 17:05SYD-BCN
29h 50m2 stops
$1,717Multiple Airlines
Find Deal
Sun, 22 Feb - Fri, 13 Mar
Air China Logo
11:25 - 15:30BCN-SYD
42h 05m1 stop
Air China Logo
20:40 - 07:35SYD-BCN
44h 55m1 stop
$1,721Air China
Find Deal
Tue, 9 Dec - Mon, 29 Dec
Air China Logo
11:25 - 15:30BCN-SYD
42h 05m1 stop
Air China Logo
20:40 - 07:35SYD-BCN
44h 55m1 stop
$1,723Air China
Find Deal
Thu, 5 Mar - Thu, 19 Mar
Multiple Airlines Logo
12:10 - 14:50BCN-SYD
42h 40m1 stop
Multiple Airlines Logo
20:30 - 08:05SYD-BCN
43h 35m1 stop
$1,724Multiple Airlines
Find Deal
Fri, 1 May - Mon, 25 May
Multiple Airlines Logo
17:20 - 18:50BCN-SYD
39h 30m2 stops
Multiple Airlines Logo
22:10 - 01:15SYD-BCN
36h 05m2 stops
$1,726Multiple Airlines
Find Deal
Sun, 8 Mar - Sun, 29 Mar
Multiple Airlines Logo
08:15 - 14:40BCN-SYD
44h 25m2 stops
Multiple Airlines Logo
21:15 - 13:25SYD-BCN
26h 10m2 stops
$1,727Multiple Airlines
Find Deal
Sat, 31 Jan - Mon, 23 Feb
Multiple Airlines Logo
01:55 - 07:55BCN-SYD
46h 00m3 stops
Multiple Airlines Logo
11:00 - 08:05SYD-BCN
29h 05m1 stop
$1,729Multiple Airlines
Find Deal
Tue, 12 May - Wed, 27 May

Air China flights from Barcelona to Sydney

Our best Air China deals on Barcelona to Sydney flight tickets
Air China
9 Dec
BCN11:25Barcelona-El Prat
42h 05m
1 stop
SYD15:30Sydney Kingsford Smith
29 Dec
SYD20:40Sydney Kingsford Smith
44h 55m
1 stop
BCN07:35Barcelona-El Prat
$1,721
Find similar
Air China
18 Feb
BCN11:25Barcelona-El Prat
42h 05m
1 stop
SYD15:30Sydney Kingsford Smith
17 Mar
SYD20:40Sydney Kingsford Smith
44h 55m
1 stop
BCN07:35Barcelona-El Prat
$1,775
Find similar
Air China
9 Apr
BCN12:10Barcelona-El Prat
42h 40m
1 stop
SYD14:50Sydney Kingsford Smith
2 May
SYD19:40Sydney Kingsford Smith
44h 55m
1 stop
BCN08:35Barcelona-El Prat
$1,890
Find similar

China Eastern flights from Barcelona to Sydney

Our best China Eastern deals on Barcelona to Sydney flight tickets
China Eastern
2 May
BCN10:55Barcelona-El Prat
41h 40m
1 stop
SYD12:35Sydney Kingsford Smith
23 May
SYD11:00Sydney Kingsford Smith
29h 05m
1 stop
BCN08:05Barcelona-El Prat
$1,806
Find similar
China Eastern
5 Feb
BCN10:20Barcelona-El Prat
37h 40m
1 stop
SYD10:00Sydney Kingsford Smith
8 Mar
SYD21:30Sydney Kingsford Smith
44h 10m
1 stop
BCN07:40Barcelona-El Prat
$1,816
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Barcelona 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, momondo users made 78,305 searches. Data last updated 25 November 2025.
Use the filters below to find and compare flights from Barcelona to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Mon 16/2

20:20-18:50

2 stops36h 30m

Sydney Kingsford Smith

Sun 1/3

21:15-17:30

2 stops30h 15m

$1,706

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Sun 22/2

17:20-18:50

2 stops39h 30m

Sydney Kingsford Smith

Mon 9/3

21:15-13:25

2 stops26h 10m

$1,713

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Thu 26/2

17:20-18:50

2 stops39h 30m

Sydney Kingsford Smith

Sun 15/3

21:15-17:30

2 stops30h 15m

$1,715

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Sun 22/2

17:20-18:50

2 stops39h 30m

Sydney Kingsford Smith

Fri 13/3

21:15-17:05

2 stops29h 50m

$1,717

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Tue 9/12

11:25-15:30

1 stop42h 05m

Sydney Kingsford Smith

Mon 29/12

20:40-07:35

1 stop44h 55m

$1,721

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Thu 5/3

11:25-15:30

1 stop42h 05m

Sydney Kingsford Smith

Thu 19/3

20:40-07:35

1 stop44h 55m

$1,723

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Fri 1/5

12:10-14:50

1 stop42h 40m

Sydney Kingsford Smith

Mon 25/5

20:30-08:05

1 stop43h 35m

$1,724

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Sun 8/3

17:20-18:50

2 stops39h 30m

Sydney Kingsford Smith

Sun 29/3

22:10-01:15

2 stops36h 05m

$1,726

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Sat 31/1

08:15-14:40

2 stops44h 25m

Sydney Kingsford Smith

Mon 23/2

21:15-13:25

2 stops26h 10m

$1,727

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Tue 12/5

01:55-07:55

3 stops46h 00m

Sydney Kingsford Smith

Wed 27/5

11:00-08:05

1 stop29h 05m

$1,729

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Barcelona to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Barcelona and Sydney?

What is the cheapest month to fly to Sydney?

The month of May is, on average, the cheapest month to fly to Sydney from Barcelona, with most prices found around $2,011. If you aren’t able to travel to Sydney during the month of May, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $2,083.

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Thursday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,942. The most expensive day to fly to Sydney is Tuesday, with ticket prices averaging around $2,642.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is at midday. momondo users have found flights departing from Barcelona to Sydney at midday for as low as $2,217. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $2,438 on average. Flights to Sydney from Barcelona in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Barcelona when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $2,312 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Barcelona for as low as $1,831 on momondo.

Cheap Barcelona to Sydney flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Barcelona to Sydney

Fastest flight time

28h 25m

Direct flights

None
The fastest flight from Barcelona to Sydney takes 28h 25m
There are no direct flights from Barcelona to Sydney. There are no popular flight routes from Barcelona to Sydney.
Search flight deals

  • How far is Barcelona to Sydney Kingsford Smith by plane?

    The distance between Barcelona and Sydney Kingsford Smith is about 17168.2 km. By plane, this route typically takes 29h 15m.

  • When did momondo last update prices for flights from Barcelona to Sydney Kingsford Smith Airport?

    Prices for flights from Barcelona to Sydney Kingsford Smith Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Barcelona to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Barcelona to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Barcelona to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Barcelona to Sydney

Compare and see reviews for airlines that fly from Barcelona to Sydney with momondo
Airline
Rating
Free cancellation
Price
Air ChinaPriceFrom $1,383Free cancellationRating
7.2
126 reviews
Search Air China flights
Etihad AirwaysPriceFrom $2,062Free cancellationRating
7.4
1,312 reviews
Search Etihad Airways flights

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Terrigal
Penrith
Katoomba
Lithgow
Leura
Manly
Bondi Beach
Coogee
Cronulla
Randwick
Charlestown
Newport
Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Barcelona to Sydney?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Barcelona to Sydney . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Barcelona to Sydney with flexible booking policies on momondo?

All flight searches from Barcelona to Sydney on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Barcelona to Sydney?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Barcelona to Sydney.

I’m not ready to book a flight from Barcelona to Sydney right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Barcelona to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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