Cheapest return flights from Seoul to Istanbul in August from $723

AirHint found the following cheapest return flights from Seoul (GMP) to Istanbul (IST) in August 2026 (see full year).

Return flights

19 Aug - 25 Aug Air China
19 Aug - 02 Sep Air China
30 Aug - 07 Sep China Southern
30 Aug - 17 Sep China Southern
31 Aug - 17 Sep China Southern
31 Aug - 14 Sep China Southern
26 Aug - 01 Sep China Southern
30 Aug - 05 Sep China Southern
02 Aug - 13 Aug China Southern
30 Aug - 12 Sep China Southern
28 Aug - 03 Sep China Southern
28 Aug - 07 Sep China Southern
09 Aug - 17 Aug China Southern
09 Aug - 18 Aug China Southern
09 Aug - 15 Aug China Southern
23 Aug - 29 Aug China Southern
03 Aug - 10 Aug China Southern
03 Aug - 13 Aug China Southern
24 Aug - 29 Aug China Southern
26 Aug - 29 Aug China Southern

Also check the deals for one-way flights from Seoul to Istanbul in August.

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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Feel free to contact us with any feedback or request another flight research.