Cheapest return flights from Istanbul to Seoul in May from 438€

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

Return flights

14 May - 26 May MIAT Mongolian Airlines
26 May - 02 Jun MIAT Mongolian Airlines
14 May - 14 Jun MIAT Mongolian Airlines
26 May - 01 Jun MIAT Mongolian Airlines
21 May - 30 May MIAT Mongolian Airlines
13 May - 21 May Air China
03 May - 09 May Air China
01 May - 16 May Air China
05 May - 19 May MIAT Mongolian Airlines
27 May - 06 Jun Air China
18 May - 30 May Etihad Airways
12 May - 10 Jun Etihad Airways
12 May - 28 May Etihad Airways
20 May - 27 May Etihad Airways
19 May - 28 May Etihad Airways
27 May - 04 Jun Etihad Airways
21 May - 11 Jun Etihad Airways
21 May - 02 Jun Etihad Airways
21 May - 01 Jun Etihad Airways
17 May - 03 Jun Etihad Airways

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

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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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