Cheapest return flights from Istanbul (IST) to Seoul (ICN), April

20 dates in April 2027, from $ 750. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
8 Apr 17 Apr 2027 MIAT Mongolian Airlines
1 Apr 8 Apr 2027 MIAT Mongolian Airlines
6 Apr 18 Apr 2027 China Southern
9 Apr 22 Apr 2027 Sichuan Airlines
12 Apr 22 Apr 2027 Sichuan Airlines
19 Apr 27 Apr 2027 Sichuan Airlines
1 Apr 8 Apr 2027 Asiana Airlines
Direct Flight
8 Apr 22 Apr 2027 Asiana Airlines
Direct Flight
15 Apr 22 Apr 2027 Asiana Airlines
Direct Flight
13 Apr 22 Apr 2027 Asiana Airlines
Direct Flight
27 Apr 4 May 2027 Asiana Airlines
Direct Flight
15 Apr 31 May 2027 Uzbekistan Airways
24 Apr 6 May 2027 Air Arabia
28 Apr 7 May 2027 Etihad Airways
25 Apr 10 May 2027 AirAsia X
20 Apr 31 May 2027 Etihad Airways
21 Apr 31 May 2027 Etihad Airways
19 Apr 30 May 2027 Korean Air
Direct Flight
22 Apr 31 May 2027 Qatar Airways
19 Apr 31 May 2027 Qatar Airways
Powered by

Cheapest deals for the full year

Deals for one-way flights from Istanbul to Seoul in April.

Book a cheap hotel in Seoul

Cheap car rent in Incheon Intl

Updated Oct 9, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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