Cheapest return flights from Helsinki to Bucharest in September from 155€

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

Return flights

21 Sep - 07 Oct Ryanair
04 Sep - 11 Sep Norwegian Air Sweden AOC direct
23 Sep - 25 Sep Ryanair
23 Sep - 02 Oct Ryanair
25 Sep - 28 Sep Norwegian Air Sweden AOC direct
16 Sep - 25 Sep Ryanair
04 Sep - 18 Sep Ryanair
04 Sep - 07 Sep Ryanair
16 Sep - 02 Oct airBaltic
18 Sep - 20 Sep KLM
18 Sep - 21 Sep KLM
18 Sep - 25 Sep Norwegian Air Sweden AOC direct
21 Sep - 25 Sep Norwegian Air Sweden AOC direct
25 Sep - 02 Oct Norwegian Air Sweden AOC direct
25 Sep - 07 Oct Norwegian Air Sweden AOC direct
25 Sep - 12 Oct Norwegian Air Sweden AOC direct
25 Sep - 05 Oct Norwegian Air Sweden AOC direct
18 Sep - 02 Oct Norwegian Air Sweden AOC direct
21 Sep - 02 Oct Norwegian Air Sweden AOC direct
18 Sep - 07 Oct Norwegian Air Sweden AOC direct

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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