Cheapest return flights from Seoul to Istanbul in September from 345€
AirHint found the following cheapest return flights from Seoul (ICN) to Istanbul (IST)
in September 2025 (see full year ).
Return flights
02 Sep
- 05 Sep
China Eastern
345 €
08 Sep
- 13 Sep
China Southern
364 €
08 Sep
- 18 Sep
China Eastern
380 €
16 Sep
- 23 Sep
MIAT Mongolian Airlines
384 €
23 Sep
- 25 Sep
MIAT Mongolian Airlines
387 €
22 Sep
- 24 Sep
China Eastern
394 €
21 Sep
- 24 Sep
China Eastern
394 €
13 Sep
- 22 Sep
China Eastern
395 €
09 Sep
- 30 Sep
MIAT Mongolian Airlines
413 €
19 Sep
- 24 Sep
China Eastern
418 €
23 Sep
- 30 Oct
Etihad Airways
450 €
23 Sep
- 23 Oct
Etihad Airways
454 €
01 Sep
- 01 Oct
China Southern
460 €
03 Sep
- 28 Oct
Emirates
463 €
22 Sep
- 02 Oct
Emirates
463 €
03 Sep
- 29 Oct
Emirates
468 €
19 Sep
- 20 Oct
Etihad Airways
469 €
02 Sep
- 02 Oct
Etihad Airways
471 €
02 Sep
- 28 Oct
Etihad Airways
471 €
04 Sep
- 28 Oct
Etihad Airways
471 €
Also check the deals for one-way flights from Seoul to Istanbul in September .
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.
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