Cheapest one-way flights from Istanbul to Seoul in April from $383
AirHint found the following cheapest one-way flights from Istanbul (IST) to Seoul (ICN) in April 2025 (see full year).
One-Way flights
| 30 Apr | AJet | ||
| 27 Apr | MIAT Mongolian Airlines | ||
| 28 Apr | Pegasus Airlines | ||
| 29 Apr | Asiana Airlines | direct | |
| 30 Apr | Asiana Airlines | direct | |
| 28 Apr | Korean Air | direct | |
| 27 Apr | Asiana Airlines | direct |
Also check the deals for return flights from Istanbul to Seoul 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.
