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

Return flights

18 Aug - 25 Aug	Air China
17 Aug - 31 Aug	Air China
20 Aug - 04 Sep	Air China
30 Aug - 10 Sep	Air China
12 Aug - 19 Aug	Singapore Airlines
02 Aug - 12 Aug	Singapore Airlines
04 Aug - 17 Aug	Singapore Airlines
08 Aug - 16 Aug	Singapore Airlines
08 Aug - 13 Aug	Singapore Airlines
09 Aug - 14 Aug	Singapore Airlines
04 Aug - 14 Aug	Singapore Airlines
01 Aug - 07 Aug	Air China
12 Aug - 05 Sep	Cathay Pacific

Also check the deals for one-way flights from Busan 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 Busan to Barcelona in August from $770

Return flights