AirHint found the following cheapest return flights from Seoul (ICN) to Istanbul (IST)
in May 2025 (see full year ).
Return flights
05 May
- 15 May
MIAT Mongolian Airlines
$ 471
07 May
- 17 May
China Southern
$ 481
07 May
- 22 May
China Southern
$ 494
15 May
- 26 May
China Southern
$ 494
07 May
- 16 May
China Southern
$ 494
15 May
- 19 May
China Southern
$ 494
07 May
- 14 May
China Southern
$ 494
15 May
- 27 May
China Southern
$ 494
15 May
- 22 May
China Southern
$ 494
08 May
- 22 May
MIAT Mongolian Airlines
$ 497
26 May
- 03 Jun
China Southern
$ 559
08 May
- 04 Jun
China Southern
$ 583
29 May
- 04 Jun
China Southern
$ 584
28 May
- 02 Jun
Qatar Airways
$ 608
25 May
- 07 Jun
China Southern
$ 608
30 May
- 07 Jun
China Southern
$ 609
28 May
- 08 Jun
Etihad Airways
$ 641
31 May
- 10 Jun
Qatar Airways
$ 645
31 May
- 11 Jun
Qatar Airways
$ 646
14 May
- 08 Jun
Etihad Airways
$ 647
Also check the deals for one-way flights from Seoul to Istanbul in May .
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.
