AirHint found the following cheapest return flights from Seoul (ICN) to Bucharest (OTP) in March 2026 (see full year).
Return flights
| 10 Mar - 17 Mar | China Eastern | ||
| 31 Mar - 07 Apr | KLM | ||
| 31 Mar - 08 Apr | KLM | ||
| 30 Mar - 08 Apr | KLM | ||
| 01 Mar - 08 Mar | Lufthansa | ||
| 23 Mar - 30 Mar | LOT |
Also check the deals for one-way flights from Seoul to Bucharest in March.
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