Cheapest one-way flights from Seoul to Istanbul in September from 259€

AirHint found the following cheapest one-way flights from Seoul (ICN) to Istanbul (IST) in September 2026 (see full year).

One-Way flights

12 Sep AirAsia X
01 Sep Etihad Airways
21 Sep Etihad Airways
22 Sep Air Astana
19 Sep Air Astana
01 Sep Turkish Airlines direct
13 Sep Turkish Airlines direct
21 Sep Korean Air direct
18 Sep Korean Air direct
22 Sep Asiana Airlines direct

Also check the deals for return flights from Seoul to Istanbul in September.

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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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