Cheapest return flights from Helsinki to Bucharest in September from 149€

AirHint found the following cheapest return flights from Helsinki (HEL) to Bucharest (OTP) in September 2026 (see full year).

Return flights

07 Sep - 11 Sep airBaltic
25 Sep - 16 Oct airBaltic
25 Sep - 12 Oct Norwegian Air Sweden AOC direct
25 Sep - 16 Oct Norwegian Air Sweden AOC direct
04 Sep - 08 Sep Norwegian Air Sweden AOC
07 Sep - 11 Sep Norwegian Air Sweden AOC direct
25 Sep - 07 Oct Norwegian Air Sweden AOC direct
21 Sep - 27 Sep airBaltic
30 Sep - 12 Oct Norwegian
30 Sep - 16 Oct Norwegian
30 Sep - 12 Oct Norwegian Air Sweden AOC direct
30 Sep - 16 Oct Norwegian Air Sweden AOC direct
25 Sep - 27 Sep Norwegian Air Sweden AOC
30 Sep - 07 Oct Norwegian
07 Sep - 23 Sep Norwegian Air Sweden AOC direct
14 Sep - 23 Sep Norwegian Air Sweden AOC direct
30 Sep - 07 Oct Norwegian Air Sweden AOC direct
21 Sep - 23 Sep Norwegian Air Sweden AOC direct
07 Sep - 27 Sep Norwegian Air Sweden AOC
14 Sep - 27 Sep Norwegian Air Sweden AOC

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

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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.

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