Cheapest return flights from Seoul to Istanbul in May from 321€

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

Return flights

10 May - 31 May China Southern
19 May - 26 May China Southern
09 May - 26 May China Southern
24 May - 28 May China Southern
08 May - 19 May China Southern
15 May - 28 May China Southern
21 May - 26 May China Southern
11 May - 19 May China Southern
11 May - 29 May China Southern
13 May - 29 May China Southern
25 May - 05 Jun China Southern
24 May - 03 Jun China Southern
11 May - 10 Jun China Southern
21 May - 01 Jun China Southern
24 May - 06 Jun China Southern
25 May - 01 Jun China Southern
24 May - 05 Jun China Southern
24 May - 09 Jun China Southern
21 May - 05 Jun China Southern
25 May - 10 Jun China Southern

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

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