AirHint found the following cheapest return flights from Seoul (ICN) to Bucharest (OTP) in April 2026 (see full year).
Return flights
| 01 Apr - 31 May | Lufthansa | ||
| 01 Apr - 09 Apr | Lufthansa | ||
| 08 Apr - 18 Apr | LOT | ||
| 04 Apr - 07 Apr | LOT | ||
| 28 Apr - 03 May | LOT | ||
| 27 Apr - 15 May | Lufthansa | ||
| 05 Apr - 07 Apr | Lufthansa |
Also check the deals for one-way flights from Seoul to Bucharest in April.
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