Cheapest return flights from Seoul to Istanbul in March from $694

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

Return flights

30 Mar - 08 Apr Air China
18 Mar - 24 Mar China Southern
21 Mar - 01 Apr Air China
19 Mar - 01 Apr Air China
28 Mar - 04 Apr Air China
11 Mar - 15 Mar Air China
30 Mar - 13 Apr Air China
15 Mar - 21 Mar Asiana Airlines
09 Mar - 30 Apr T'way Air
25 Mar - 30 Mar China Southern
23 Mar - 30 Mar China Southern
18 Mar - 26 Mar China Southern
23 Mar - 31 Mar China Southern
25 Mar - 31 Mar China Southern
30 Mar - 18 Apr China Southern
30 Mar - 27 Apr China Southern
24 Mar - 26 Mar T'way Air
27 Mar - 30 Mar China Southern
23 Mar - 06 Apr China Southern
30 Mar - 04 Apr China Southern

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

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