AirHint found the following cheapest return flights from Madrid (MAD) to Seoul (GMP) in March 2026 (see full year).

Return flights

03 Mar - 17 Mar	Air China
07 Mar - 11 Mar	Air China
08 Mar - 12 Mar	Air China
03 Mar - 15 Mar	Air China
09 Mar - 16 Mar	Air China
10 Mar - 24 Mar	Air China
08 Mar - 18 Mar	Air China
19 Mar - 29 Mar	Air China
08 Mar - 21 Mar	Air China
07 Mar - 21 Mar	Air China
19 Mar - 03 Apr	Air China
19 Mar - 08 Apr	Air China
19 Mar - 10 Apr	Air China
19 Mar - 12 Apr	Air China
13 Mar - 02 Apr	Air China
22 Mar - 09 Apr	Air China
22 Mar - 08 Apr	Air China
21 Mar - 08 Apr	Air China
25 Mar - 10 Apr	Air China
25 Mar - 12 Apr	Air China

Also check the deals for one-way flights from Madrid to Seoul in March.

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 Madrid to Seoul in March from $667

Return flights