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

Return flights

05 May - 19 May	Kuwait Airways
01 May - 28 May	Kuwait Airways
15 May - 22 May	Qatar Airways
22 May - 29 May	Qatar Airways
22 May - 30 May	Qatar Airways
21 May - 28 May	Qatar Airways
12 May - 20 May	Qatar Airways
12 May - 26 May	Qatar Airways
12 May - 21 May	Qatar Airways
14 May - 19 May	Qatar Airways
22 May - 06 Jun	Qatar Airways
19 May - 23 Jun	Qatar Airways
28 May - 13 Jun	Qatar Airways
10 May - 02 Jun	Qatar Airways
10 May - 15 Jun	Qatar Airways

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

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 Istanbul to Seoul in May from 664€

Return flights