Cheapest return flights from Helsinki to Bucharest in September from $185

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

Return flights

11 Sep - 25 Sep Norwegian Air Sweden AOC direct
18 Sep - 25 Sep Norwegian Air Sweden AOC direct
10 Sep - 25 Sep Norwegian Air Sweden AOC
11 Sep - 14 Sep Norwegian Air Sweden AOC direct
11 Sep - 21 Sep Norwegian Air Sweden AOC direct
21 Sep - 25 Sep airBaltic
18 Sep - 21 Sep Norwegian Air Sweden AOC direct
14 Sep - 25 Sep Norwegian Air Sweden AOC direct
09 Sep - 25 Sep Norwegian
10 Sep - 14 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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