AirHint found the following cheapest return flights from Sydney (SYD) to Barcelona (BCN) in July 2025 (see full year).

Return flights

28 Jul - 22 Aug	Air China
31 Jul - 31 Aug	Air China
31 Jul - 17 Aug	Air China
29 Jul - 12 Aug	Air China
30 Jul - 26 Aug	Asiana Airlines
28 Jul - 30 Aug	Asiana Airlines
28 Jul - 09 Aug	Asiana Airlines
28 Jul - 04 Aug	Air China
31 Jul - 07 Aug	Asiana Airlines
28 Jul - 18 Aug	Etihad Airways

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

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 July from 701€

Return flights