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

Return flights

06 Jun - 14 Jun	Air China
06 Jun - 19 Jun	Air China
13 Jun - 19 Jun	Air China
06 Jun - 12 Jun	Air China
15 Jun - 30 Jun	Etihad Airways
11 Jun - 16 Jun	Etihad Airways
10 Jun - 18 Jun	Etihad Airways
15 Jun - 24 Jun	Etihad Airways
15 Jun - 25 Jun	Etihad Airways
02 Jun - 09 Jun	Etihad Airways
23 Jun - 21 Jul	Etihad Airways
16 Jun - 14 Jul	Etihad Airways
24 Jun - 01 Jul	Qatar Airways
25 Jun - 04 Jul	Etihad Airways
20 Jun - 03 Jul	Air China
15 Jun - 06 Jul	Emirates
21 Jun - 04 Jul	Qatar Airways
25 Jun - 05 Jul	Emirates
22 Jun - 04 Jul	Emirates
24 Jun - 04 Jul	Emirates

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

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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Cheapest return flights from Seoul to Istanbul in June from $505

Return flights