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

Return flights

18 Jan - 25 Jan	Air China
19 Jan - 26 Jan	China Eastern
29 Jan - 04 Feb	Air China
19 Jan - 29 Jan	Air China
19 Jan - 27 Jan	Air China
23 Jan - 31 Jan	Air China
19 Jan - 05 Feb	Air China
13 Jan - 21 Jan	Singapore Airlines
14 Jan - 22 Jan	Singapore Airlines
24 Jan - 01 Feb	Singapore Airlines
28 Jan - 05 Feb	Singapore Airlines
20 Jan - 27 Jan	EVA Air
22 Jan - 30 Jan	Singapore Airlines
11 Jan - 21 Jan	Singapore Airlines
05 Jan - 04 Feb	Air China
30 Jan - 02 Feb	EVA Air
19 Jan - 02 Feb	EVA Air
02 Jan - 04 Feb	EVA Air
26 Jan - 05 Feb	EVA Air

Also check the deals for one-way flights from Busan to Barcelona in January.

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 January from 407€

Return flights