Cheapest one-way flights from Seoul to Istanbul in October from $223

AirHint found the following cheapest one-way flights from Seoul (ICN) to Istanbul (IST) in October 2025 (see full year).

One-Way flights

31 Oct Air China
22 Oct MIAT Mongolian Airlines
21 Oct MIAT Mongolian Airlines
23 Oct Air China
19 Oct MIAT Mongolian Airlines
29 Oct Etihad Airways
27 Oct Korean Air direct
31 Oct Korean Air direct
29 Oct Korean Air direct
22 Oct Korean Air direct

Also check the deals for return 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.