Cheapest return flights from Istanbul to Seoul in May from 438€

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

Return flights

14 May - 26 May MIAT Mongolian Airlines
26 May - 02 Jun MIAT Mongolian Airlines
14 May - 14 Jun MIAT Mongolian Airlines
26 May - 01 Jun MIAT Mongolian Airlines
17 May - 28 May MIAT Mongolian Airlines
21 May - 30 May MIAT Mongolian Airlines
13 May - 26 May Air China
13 May - 21 May Air China
03 May - 09 May Air China
29 May - 06 Jun Air China
01 May - 16 May Air China
05 May - 19 May MIAT Mongolian Airlines
12 May - 22 May MIAT Mongolian Airlines
18 May - 30 May Etihad Airways
26 May - 03 Jun Etihad Airways
12 May - 10 Jun Etihad Airways
21 May - 11 Jun Etihad Airways
24 May - 05 Jun Etihad Airways
23 May - 05 Jun Etihad Airways
17 May - 03 Jun Etihad Airways

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

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 Seoul

Cheap car rent in Seoul

Feel free to contact us with any feedback or request another flight research.