AirHint found the following cheapest return flights from Helsinki (HEL) to Bucharest (BBU) in September 2026 (see full year).
Return flights
| 25 Sep - 28 Sep | Finnair | ||
| 11 Sep - 16 Sep | Finnair | ||
| 14 Sep - 18 Sep | Finnair | ||
| 04 Sep - 07 Sep | Finnair | ||
| 21 Sep - 25 Sep | Finnair | ||
| 13 Sep - 17 Sep | Ryanair | ||
| 03 Sep - 06 Sep | Finnair |
Also check the deals for one-way flights from Helsinki to Bucharest in September.
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