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
438 €
26 May
- 02 Jun
MIAT Mongolian Airlines
440 €
14 May
- 14 Jun
MIAT Mongolian Airlines
442 €
26 May
- 01 Jun
MIAT Mongolian Airlines
443 €
17 May
- 28 May
MIAT Mongolian Airlines
456 €
21 May
- 30 May
MIAT Mongolian Airlines
457 €
13 May
- 26 May
Air China
486 €
13 May
- 21 May
Air China
487 €
03 May
- 09 May
Air China
487 €
29 May
- 06 Jun
Air China
508 €
01 May
- 16 May
Air China
509 €
05 May
- 19 May
MIAT Mongolian Airlines
525 €
12 May
- 22 May
MIAT Mongolian Airlines
546 €
18 May
- 30 May
Etihad Airways
549 €
26 May
- 03 Jun
Etihad Airways
564 €
12 May
- 10 Jun
Etihad Airways
564 €
21 May
- 11 Jun
Etihad Airways
565 €
24 May
- 05 Jun
Etihad Airways
568 €
23 May
- 05 Jun
Etihad Airways
568 €
17 May
- 03 Jun
Etihad Airways
570 €
Also check the deals for one-way flights from Istanbul to Seoul in May .
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