Cheapest return flights from Istanbul to Seoul in April from 481€

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

Return flights

23 Apr - 05 May MIAT Mongolian Airlines
19 Apr - 29 Apr MIAT Mongolian Airlines
19 Apr - 26 Apr MIAT Mongolian Airlines
21 Apr - 03 May MIAT Mongolian Airlines
23 Apr - 07 May MIAT Mongolian Airlines
23 Apr - 02 May MIAT Mongolian Airlines
23 Apr - 03 May MIAT Mongolian Airlines
21 Apr - 29 Apr MIAT Mongolian Airlines
19 Apr - 03 May MIAT Mongolian Airlines
19 Apr - 27 Apr MIAT Mongolian Airlines
05 Apr - 11 Apr Air China
05 Apr - 18 Apr Air China
05 Apr - 16 Apr Air China
12 Apr - 18 Apr Air China
16 Apr - 03 May MIAT Mongolian Airlines
07 Apr - 21 May MIAT Mongolian Airlines
30 Apr - 10 May MIAT Mongolian Airlines
08 Apr - 18 Apr Air China
08 Apr - 16 Apr Air China
15 Apr - 15 May Qatar Airways

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

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.