Cheapest return flights from Istanbul to Seoul in April from 429€

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

Return flights

05 Apr - 11 Apr Scat Airlines
21 Apr - 03 May China Southern
07 Apr - 13 Apr China Southern
10 Apr - 13 Apr China Southern
10 Apr - 17 Apr China Southern
12 Apr - 19 Apr China Southern
07 Apr - 17 Apr China Southern
07 Apr - 18 Apr China Southern
10 Apr - 18 Apr China Southern
23 Apr - 13 May MIAT Mongolian Airlines
02 Apr - 10 Apr MIAT Mongolian Airlines
01 Apr - 11 Apr Pegasus Airlines
22 Apr - 07 May China Southern
01 Apr - 13 May Gulf Air
24 Apr - 04 May Air China
02 Apr - 10 May China Southern
18 Apr - 08 May Gulf Air
21 Apr - 02 May MIAT Mongolian Airlines
30 Apr - 14 May Qatar Airways
20 Apr - 04 May Turkmenistan Airlines

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

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