Cheapest return flights from Bucharest to Helsinki in September from 125€

AirHint found the following cheapest return flights from Bucharest (OTP) to Helsinki (HEL) in September 2025 (see full year).

Return flights

26 Sep - 06 Oct Norwegian Air Sweden AOC direct
26 Sep - 17 Oct Norwegian Air Sweden AOC direct
26 Sep - 29 Sep Norwegian Air Sweden AOC direct
19 Sep - 22 Sep Norwegian Air Sweden AOC direct
12 Sep - 22 Sep Norwegian Air Sweden AOC direct
12 Sep - 15 Sep Norwegian Air Sweden AOC direct
01 Sep - 22 Sep Norwegian Air Sweden AOC direct
01 Sep - 15 Sep Norwegian Air Sweden AOC direct
01 Sep - 08 Sep Norwegian Air Sweden AOC direct
22 Sep - 06 Oct Norwegian Air Sweden AOC direct
19 Sep - 06 Oct Norwegian Air Sweden AOC direct
22 Sep - 29 Sep Wizz Air Malta
08 Sep - 15 Sep Ryanair
15 Sep - 22 Sep Norwegian Air Sweden AOC direct
15 Sep - 06 Oct Norwegian Air Sweden AOC direct
26 Sep - 13 Oct Norwegian Air Sweden AOC direct
22 Sep - 13 Oct Norwegian Air Sweden AOC direct
25 Sep - 06 Oct Norwegian Air Sweden AOC
26 Sep - 02 Oct Norwegian Air Sweden AOC
26 Sep - 03 Oct Norwegian Air Sweden AOC direct

Also check the deals for one-way flights from Bucharest to Helsinki in September.

Skyscanner

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.

Book a cheap hotel in Helsinki

Cheap car rent in Helsinki

Feel free to contact us with any feedback or request another flight research.