Cheapest return flights from Istanbul to Seoul in May from 437€
AirHint found the following cheapest return flights from Istanbul (IST) to Seoul (ICN)
in May 2026 (see full year ).
Return flights
21 May
- 02 Jun
MIAT Mongolian Airlines
437 €
21 May
- 28 May
MIAT Mongolian Airlines
439 €
28 May
- 09 Jun
MIAT Mongolian Airlines
439 €
14 May
- 26 May
MIAT Mongolian Airlines
440 €
12 May
- 27 May
MIAT Mongolian Airlines
440 €
14 May
- 28 May
MIAT Mongolian Airlines
440 €
10 May
- 21 May
MIAT Mongolian Airlines
440 €
19 May
- 03 Jun
MIAT Mongolian Airlines
440 €
24 May
- 02 Jun
MIAT Mongolian Airlines
440 €
28 May
- 11 Jun
MIAT Mongolian Airlines
441 €
19 May
- 26 May
MIAT Mongolian Airlines
442 €
10 May
- 17 May
MIAT Mongolian Airlines
442 €
14 May
- 25 May
MIAT Mongolian Airlines
442 €
26 May
- 10 Jun
MIAT Mongolian Airlines
442 €
26 May
- 16 Jun
MIAT Mongolian Airlines
443 €
21 May
- 27 May
MIAT Mongolian Airlines
444 €
17 May
- 26 May
MIAT Mongolian Airlines
448 €
17 May
- 01 Jun
MIAT Mongolian Airlines
453 €
27 May
- 13 Jun
Air China
485 €
31 May
- 09 Jun
Air China
510 €
Also check the deals for one-way flights from Istanbul to Seoul in May .
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