AirHint found the following cheapest return flights from Sydney (SYD) to Barcelona (BCN) in August 2026 (see full year).

Return flights

14 Aug - 09 Sep	Asiana Airlines
24 Aug - 07 Sep	Asiana Airlines
07 Aug - 03 Sep	Turkish Airlines
05 Aug - 19 Aug	VietJet Air
28 Aug - 20 Sep	Asiana Airlines
18 Aug - 08 Sep	Asiana Airlines
06 Aug - 08 Sep	VietJet Air
17 Aug - 31 Aug	Asiana Airlines
17 Aug - 08 Sep	Asiana Airlines
08 Aug - 21 Aug	VietJet Air
17 Aug - 19 Sep	China Airlines
20 Aug - 11 Sep	Turkish Airlines
17 Aug - 30 Aug	Scoot
01 Aug - 31 Aug	Fiji Airways
12 Aug - 26 Aug	Scoot
17 Aug - 24 Aug	China Airlines
22 Aug - 06 Sep	Air China
01 Aug - 15 Aug	Fiji Airways
01 Aug - 16 Aug	Fiji Airways
14 Aug - 26 Aug	Virgin Australia

Also check the deals for one-way flights from Sydney to Barcelona in August.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Sydney to Barcelona in August from $1020

Return flights