Cheapest one-way flights from Seoul to Istanbul in April from $339
AirHint found the following cheapest one-way flights from Seoul (GMP) to Istanbul (IST) in April 2025 (see full year).
One-Way flights
| 13 Apr | Korean Air | ||
| 05 Apr | China Southern | ||
| 10 Apr | China Southern | ||
| 11 Apr | China Southern | ||
| 01 Apr | China Southern | ||
| 14 Apr | China Southern | ||
| 30 Apr | China Southern | ||
| 26 Apr | Air China |
Also check the deals for return flights from Seoul to Istanbul in April.
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.
