Cheapest return flights from Istanbul to Seoul in May from 409€

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

Return flights

07 May - 11 May Centrum Air
07 May - 18 May Centrum Air
07 May - 19 May Centrum Air
28 May - 04 Jun Centrum Air
25 May - 04 Jun Centrum Air
14 May - 18 May Centrum Air
25 May - 29 May Centrum Air
07 May - 21 May Centrum Air
17 May - 24 May China Southern
31 May - 07 Jun China Southern
17 May - 04 Jun China Southern
22 May - 03 Jun China Southern
24 May - 07 Jun China Southern
28 May - 07 Jun China Southern
15 May - 25 May China Southern
11 May - 21 May Centrum Air
14 May - 14 Jun Centrum Air
02 May - 09 May China Southern
30 May - 08 Jun China Southern
19 May - 25 Jun China Southern

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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