Cheapest return flights from Istanbul to Seoul in May from $516
AirHint found the following cheapest return flights from Istanbul (IST) to Seoul (ICN)
in May 2026 (see full year ).
Return flights
31 May
- 14 Jun
MIAT Mongolian Airlines
$ 516
12 May
- 18 May
China Southern
$ 529
12 May
- 26 May
MIAT Mongolian Airlines
$ 539
28 May
- 15 Jun
MIAT Mongolian Airlines
$ 542
22 May
- 07 Jun
China Southern
$ 542
22 May
- 25 May
China Southern
$ 543
10 May
- 17 May
MIAT Mongolian Airlines
$ 561
24 May
- 03 Jun
Scat Airlines
$ 570
28 May
- 04 Jun
MIAT Mongolian Airlines
$ 578
10 May
- 18 May
MIAT Mongolian Airlines
$ 579
10 May
- 16 May
MIAT Mongolian Airlines
$ 579
10 May
- 15 May
MIAT Mongolian Airlines
$ 581
31 May
- 15 Jun
MIAT Mongolian Airlines
$ 594
31 May
- 08 Jun
MIAT Mongolian Airlines
$ 597
03 May
- 17 May
China Southern
$ 598
14 May
- 17 May
MIAT Mongolian Airlines
$ 598
14 May
- 18 May
MIAT Mongolian Airlines
$ 599
12 May
- 14 Jun
Pegasus Airlines
$ 599
12 May
- 15 Jun
Pegasus Airlines
$ 599
29 May
- 06 Jun
China Southern
$ 601
Also check the deals for one-way flights from Istanbul to Seoul in May .
Powered by
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.
Find us on social media
Feel free to contact us with any feedback or request another flight research.
Find us on social media