Cheapest return flights from Seoul to Istanbul in October from $571

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

Return flights

31 Oct - 08 Nov Air China
17 Oct - 30 Oct Air China
19 Oct - 22 Oct China Southern
09 Oct - 17 Oct China Southern
02 Oct - 10 Oct China Southern
09 Oct - 13 Oct China Southern
07 Oct - 14 Oct ANA
10 Oct - 17 Oct ANA
03 Oct - 10 Oct ANA
03 Oct - 17 Oct ANA
01 Oct - 10 Oct ANA

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

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.