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Cheap flights from Barcelona-El Prat Airport to Sydney from $714

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-El Prat Airport to Sydney departing on 9/9. 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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Find the cheapest flights from Barcelona-El Prat Airport to Sydney

Cheap return flights

Logo
22:35 - 08:50BCN-SYD
25h 15m2 stops
Logo
20:20 - 14:15SYD-BCN
27h 55m2 stops
$1,429
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Wed, 22 Oct - Thu, 6 Nov
Logo
22:35 - 12:35BCN-SYD
29h 00m3 stops
Logo
20:20 - 14:15SYD-BCN
27h 55m2 stops
$1,437
Find Deal
Wed, 22 Oct - Thu, 6 Nov
Logo
22:35 - 12:35BCN-SYD
29h 00m3 stops
Logo
20:20 - 19:45SYD-BCN
33h 25m3 stops
$1,502
Find Deal
Wed, 22 Oct - Thu, 6 Nov
China Eastern Logo
10:55 - 10:00BCN-SYD
38h 05m1 stop
China Eastern Logo
12:00 - 07:40SYD-BCN
29h 40m1 stop
$1,516China Eastern
Find Deal
Tue, 21 Oct - Wed, 12 Nov
Logo
06:20 - 14:15BCN-SYD
47h 55m2 stops
Logo
21:30 - 19:20SYD-BCN
29h 50m1 stop
$1,523
Find Deal
Sun, 7 Sep - Sat, 4 Oct
China Eastern Logo
10:55 - 10:00BCN-SYD
38h 05m1 stop
China Eastern Logo
21:30 - 07:40SYD-BCN
44h 10m1 stop
$1,542China Eastern
Find Deal
Thu, 16 Oct - Wed, 29 Oct
China Eastern Logo
10:55 - 08:40BCN-SYD
36h 45m2 stops
China Eastern Logo
21:30 - 07:40SYD-BCN
44h 10m1 stop
$1,550China Eastern
Find Deal
Thu, 16 Oct - Wed, 29 Oct
Air China Logo
11:25 - 15:30BCN-SYD
42h 05m1 stop
Air China Logo
20:40 - 07:50SYD-BCN
45h 10m1 stop
$1,647Air China
Find Deal
Thu, 13 Nov - Thu, 27 Nov
Air China Logo
11:25 - 15:30BCN-SYD
42h 05m1 stop
Air China Logo
20:40 - 07:50SYD-BCN
45h 10m1 stop
$1,656Air China
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Thu, 13 Nov - Thu, 27 Nov
Iberia Logo
22:15 - 18:50BCN-SYD
34h 35m1 stop
Iberia Logo
21:40 - 13:25SYD-BCN
25h 45m1 stop
$1,789Iberia
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Tue, 4 Nov - Thu, 4 Dec

China Eastern flights from Barcelona-El Prat Airport to Sydney

Our best China Eastern deals on Barcelona-El Prat Airport to Sydney flight tickets
China Eastern
21 Oct
BCN10:55Barcelona-El Prat
38h 05m
1 stop
SYD10:00Sydney Kingsford Smith
12 Nov
SYD12:00Sydney Kingsford Smith
29h 40m
1 stop
BCN07:40Barcelona-El Prat
$1,516
Find similar
China Eastern
16 Oct
BCN10:55Barcelona-El Prat
38h 05m
1 stop
SYD10:00Sydney Kingsford Smith
29 Oct
SYD21:30Sydney Kingsford Smith
44h 10m
1 stop
BCN07:40Barcelona-El Prat
$1,542
Find similar
China Eastern
16 Oct
BCN10:55Barcelona-El Prat
36h 45m
2 stops
SYD08:40Sydney Kingsford Smith
29 Oct
SYD21:30Sydney Kingsford Smith
44h 10m
1 stop
BCN07:40Barcelona-El Prat
$1,550
Find similar

Air China flights from Barcelona-El Prat Airport to Sydney

Our best Air China deals on Barcelona-El Prat Airport to Sydney flight tickets
Air China
13 Nov
BCN11:25Barcelona-El Prat
42h 05m
1 stop
SYD15:30Sydney Kingsford Smith
27 Nov
SYD20:40Sydney Kingsford Smith
45h 10m
1 stop
BCN07:50Barcelona-El Prat
$1,647
Find similar
Air China
13 Nov
BCN11:25Barcelona-El Prat
42h 05m
1 stop
SYD15:30Sydney Kingsford Smith
27 Nov
SYD20:40Sydney Kingsford Smith
45h 10m
1 stop
BCN07:50Barcelona-El Prat
$1,656
Find similar
Air China
21 Oct
BCN12:10Barcelona-El Prat
42h 40m
1 stop
SYD15:50Sydney Kingsford Smith
15 Nov
SYD20:40Sydney Kingsford Smith
44h 55m
1 stop
BCN07:35Barcelona-El Prat
$1,695
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Barcelona-El Prat Airport 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 4 August 2025.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Wed 22/10

22:35-08:50

2 stops25h 15m

Sydney Kingsford Smith

Thu 6/11

20:20-14:15

2 stops27h 55m

$1,429

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Wed 22/10

22:35-12:35

3 stops29h 00m

Sydney Kingsford Smith

Thu 6/11

20:20-14:15

2 stops27h 55m

$1,437

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Wed 22/10

22:35-12:35

3 stops29h 00m

Sydney Kingsford Smith

Thu 6/11

20:20-19:45

3 stops33h 25m

$1,502

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Tue 21/10

10:55-10:00

1 stop38h 05m

Sydney Kingsford Smith

Wed 12/11

12:00-07:40

1 stop29h 40m

$1,516

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Sun 7/9

06:20-14:15

2 stops47h 55m

Sydney Kingsford Smith

Sat 4/10

21:30-19:20

1 stop29h 50m

$1,523

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Thu 16/10

10:55-10:00

1 stop38h 05m

Sydney Kingsford Smith

Wed 29/10

21:30-07:40

1 stop44h 10m

$1,542

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Thu 16/10

10:55-08:40

2 stops36h 45m

Sydney Kingsford Smith

Wed 29/10

21:30-07:40

1 stop44h 10m

$1,550

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Thu 13/11

11:25-15:30

1 stop42h 05m

Sydney Kingsford Smith

Thu 27/11

20:40-07:50

1 stop45h 10m

$1,647

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Thu 13/11

11:25-15:30

1 stop42h 05m

Sydney Kingsford Smith

Thu 27/11

20:40-07:50

1 stop45h 10m

$1,656

BarcelonaSydney

BCN - SYD

BCNSYD

Barcelona-El Prat

Tue 4/11

22:15-18:50

1 stop34h 35m

Sydney Kingsford Smith

Thu 4/12

21:40-13:25

1 stop25h 45m

$1,789

Flights are sorted by cheapest return flights first.

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

How to get the cheapest flight ticket from Barcelona-El Prat Airport 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-El Prat Airport and Sydney?

What is the cheapest month to fly to Sydney?

The month of March is, on average, the cheapest month to fly to Sydney from Barcelona-El Prat Airport, with most prices found around $2,103. If you aren’t able to travel to Sydney during the month of March, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $2,115.

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 $1,938. The most expensive day to fly to Sydney is Tuesday, with ticket prices averaging around $2,637.

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-El Prat Airport to Sydney at midday for as low as $2,213. 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 $2,433 on average. Flights to Sydney from Barcelona-El Prat Airport 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-El Prat Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $2,344 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-El Prat Airport for as low as $1,990 on momondo.

How have Barcelona-El Prat Airport to Sydney flight prices changed over time?

As of August 2025, prices for Barcelona-El Prat Airport to Sydney flights are approximately 20% cheaper when compared to flights at the same time last year.

When to book flights from Barcelona-El Prat Airport to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Barcelona-El Prat Airport to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Barcelona-El Prat Airport to Sydney (BCN to SYD) flight deals and tips

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

Best price found

$714

Fastest flight time

25h 15m

Direct flights

None

Airports in Sydney

1 airport
The best one-way flight to Sydney from Barcelona-El Prat Airport in the past 72 hours is $714. The best return flight deal from Barcelona-El Prat Airport to Sydney found on momondo in the last 72 hours is $1,429.
The fastest flight from Barcelona-El Prat Airport to Sydney takes 25h 15m
There are no direct flights from Barcelona-El Prat Airport to Sydney. Popular non-direct route for this connection is Barcelona-El Prat Airport - Sydney Kingsford Smith Airport.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)
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  • How far is Barcelona-El Prat to Sydney Kingsford Smith by plane?

    The straight-line distance from Barcelona-El Prat to Sydney Kingsford Smith is 17177.1 km. In terms of flight time, this usually takes a little over 25h 15m.

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

    Prices for flights from Barcelona-El Prat Airport to Sydney Kingsford Smith Airport are updated daily.

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

  • How old do you have to be to fly from Barcelona-El Prat Airport 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-El Prat Airport 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.

  • What is the most popular airline from Barcelona-El Prat Airport to Sydney?

Best airlines flying from Barcelona-El Prat Airport to Sydney

Compare and see reviews for airlines that fly from Barcelona-El Prat Airport to Sydney with momondo
Airline
Rating
Free cancellation
Price
Air ChinaPriceFrom $1,380Free cancellationRating
7.3
93 reviews
Search Air China flights
British AirwaysPriceFrom $1,707Free cancellationRating
6.6
7,233 reviews
Search British Airways flights
Etihad AirwaysPriceFrom $2,038Free cancellationRating
7.4
1,232 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
Katoomba
Lithgow
Penrith
Leura
Manly
Bondi Beach
Coogee
Randwick
Cronulla
Charlestown
Newport
Swansea

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Barcelona to Sydney. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Sydney from Barcelona which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Barcelona to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Sydney from Barcelona are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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