AirHint found the following cheapest return flights from Busan (PUS) to Madrid (MAD) in December 2025 (see full year).

Return flights

05 Dec - 16 Dec	Air China
15 Dec - 23 Dec	Air China
12 Dec - 09 Jan	Air China
26 Dec - 04 Jan	Air China
25 Dec - 01 Jan	Air China
26 Dec - 01 Jan	Air China
24 Dec - 03 Jan	Air China
25 Dec - 03 Jan	Air China
19 Dec - 01 Jan	Air China
13 Dec - 09 Jan	Cathay Pacific
26 Dec - 02 Jan	Korean Air
25 Dec - 02 Jan	Korean Air

Also check the deals for one-way flights from Busan to Madrid in December.

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 Madrid in December from 429€

Return flights