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Cheap flights from Barcelona to Sydney from $1,036 BCN → SYD, WSI

Barcelona-El Prat Airport (BCN) → Sydney (Kingsford Smith) Airport (SYD), Western Sydney Airport (WSI)

The cheapest return found recently is $1,036 with Air China, 28 Feb 2027 – 10 Apr 2027, found 2 days ago.

Cheapest return found recently
$1,036, 28 Feb 2027 to 10 Apr 2027
Usual return price
$1,030 to $1,071
Cheapest month to fly
February 2027, return fares from $1,011 found in the last 7 days

Return

The cheapest return fare on each of 4 departure dates is usually $1,030 to $1,071.

Cheapest return found recently

$1,036

28 Feb 2027 – 10 Apr 2027 · Air China

Barcelona-El Prat Airport (BCN) → Sydney (Kingsford Smith) Airport (SYD)

Leaves 11:30 a.m. · Return leaves 9:55 a.m. · 64 h 55 min of travel, both ways together

out 1 stop, back 1 stop

found 2 days ago

See prices for these datesCheck today's price

Cheapest nonstop return

None seen yet.

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Found recently, and the cheapest we hold

Cheapest found recently $1,036 28 Feb 2027 – 10 Apr 2027found 2 days agoSee prices for these dates

Cheapest we hold, of any age $1,011 2 Feb 2027 – 9 Feb 2027found 7 days agoSee prices for these dates

What have prices looked like?

Over 48 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $1,011 to $1,274.

$1,036, the cheapest return found recently, sits here in that range of $1,011 to $1,274.

Those were the prices on those days, not today's.

Is this a good return price?

Compared with the cheapest return fare on each of 4 departure dates from 25 Dec to 9 Apr 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

We hold no other 41-night return fares leaving within 3 days of 28 Feb 2027 to compare.

Every date we hold

27 fares on 4 departure dates

25 Dec – 13 Jan 2027: $1,067, found 3 days ago2 Feb 2027 – 9 Feb 2027: $1,011, found 7 days ago28 Feb 2027 – 10 Apr 2027: $1,036, found 2 days ago9 Apr 2027 – 23 Apr 2027: $1,084, found 7 days agoDecFebApr
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
25 Dec – 13 Jan 2027$1,067Shenzhen AirlinesBarcelona-El Prat Airport (BCN) → Sydney (Kingsford Smith) Airport (SYD)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
2 Feb 2027 – 9 Feb 2027$1,011Qatar AirwaysBarcelona-El Prat Airport (BCN) → Sydney (Kingsford Smith) Airport (SYD)out 1 stop, back 1 stopfound 7 days agoSee prices for these dates
28 Feb 2027 – 10 Apr 2027$1,036Air ChinaBarcelona-El Prat Airport (BCN) → Sydney (Kingsford Smith) Airport (SYD)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
9 Apr 2027 – 23 Apr 2027$1,084Qatar AirwaysBarcelona-El Prat Airport (BCN) → Sydney (Kingsford Smith) Airport (SYD)out 1 stop, back 1 stopfound 7 days agoSee prices for these dates

Which month looks cheapest?

February 2027 is the cheapest month — from $1,011.

December 2026From $1,0671 departure date25 Dec – 13 Jan 2027 · found 3 days agoSee prices for these dates
February 2027From $1,011Cheapest seen2 departure dates2 Feb 2027 – 9 Feb 2027 · found 7 days agoSee prices for these dates
April 2027From $1,0841 departure date9 Apr 2027 – 23 Apr 2027 · found 7 days agoSee prices for these dates

Airlines on the cheapest dates: Qatar Airways, Shenzhen Airlines, Air China.

Premium cabin fares from Barcelona to Sydney

We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.

Today's prices for 28 Feb 2027 – 10 Apr 2027 in another cabin: Premium economy · Business · First

How far ahead were prices cheapest for Barcelona to Sydney?

Return

Fares 90 to 179 days before departure were typically 18% lower than 30 to 59 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (48 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — round trip, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
30–59 days$1,329$1,067+22%17
60–89 days$1,261$1,011+16%31
90–179 days$1,092$1,028Cheapest seen36
180+ days$1,151$1,039+6%15

Live price for these dates

The cheapest return found recently is for 28 Feb 2027 – 10 Apr 2027. A live search on this page shows what those dates cost now, for one adult in economy.

Questions about this trip

How much is a return flight from Barcelona to Sydney?

The cheapest return found recently is $1,036 with Air China, 28 Feb 2027 to 10 Apr 2027, found 2 days ago. The cheapest return we hold, of any age, is $1,011 with Qatar Airways, 2 Feb 2027 to 9 Feb 2027, found 7 days ago. The cheapest return fare on each of 4 departure dates is usually $1,030 to $1,071.

What is the cheapest month to fly from Barcelona to Sydney?

February 2027 is the cheapest month for a return, from $1,011, 2 Feb 2027 to 9 Feb 2027, found 7 days ago.

How far ahead should I book a flight from Barcelona to Sydney?

In 48 days of prices between 24 Sept and 11 Nov, return fares 90 to 179 days before departure were typically 18% lower than 30 to 59 days before departure.

Which airlines have the cheapest flights from Barcelona to Sydney?

Between 25 Dec and 9 Apr 2027, Qatar Airways has the cheapest return on 2 of the 4 departure dates we hold, Shenzhen Airlines on 1 and Air China on 1.

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work