Cheapest return flights from Seoul to Istanbul in March from $505

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

Return flights

05 Mar - 08 Mar Air China
26 Mar - 29 Mar Air China
12 Mar - 18 Mar Air China
05 Mar - 11 Mar Air China
03 Mar - 13 Mar Air China
17 Mar - 25 Mar Air China
26 Mar - 01 Apr Air China
10 Mar - 17 Mar Etihad Airways
05 Mar - 10 Mar Etihad Airways
24 Mar - 31 Mar Etihad Airways
11 Mar - 19 Mar Etihad Airways
11 Mar - 09 Apr Etihad Airways
26 Mar - 02 Apr Etihad Airways
31 Mar - 07 Apr Etihad Airways
24 Mar - 04 Apr Etihad Airways
27 Mar - 04 Apr Etihad Airways
29 Mar - 02 Apr Etihad Airways
29 Mar - 05 Apr Etihad Airways
23 Mar - 09 Apr Qatar Airways
23 Mar - 06 Apr Korean Air direct

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

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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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