AirHint found the following cheapest return flights from Bucharest (OTP) to Seoul (ICN) in September 2026 (see full year).
Return flights
| 14 Sep - 26 Sep | Smart Wings | ||
| 01 Sep - 08 Sep | Lufthansa | ||
| 14 Sep - 19 Sep | Smart Wings | ||
| 05 Sep - 14 Sep | Lufthansa | ||
| 29 Sep - 24 Oct | Lufthansa | ||
| 12 Sep - 30 Sep | Aegean Airlines | ||
| 15 Sep - 22 Sep | Turkish Airlines |
Also check the deals for one-way flights from Bucharest to Seoul in September.
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