Cheapest return flights from Bucharest to Helsinki in September from 164€

Best time to book flights for Bucharest (OTP) to Helsinki (HEL) flights at AirHint

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

Return flights

01 Sep - 05 Sep Norwegian Air Sweden AOC direct
03 Sep - 07 Sep airBaltic
01 Sep - 11 Sep Norwegian Air Sweden AOC
14 Sep - 03 Oct Norwegian Air Sweden AOC
14 Sep - 02 Oct Norwegian Air Sweden AOC
28 Sep - 03 Oct Norwegian Air Sweden AOC
28 Sep - 02 Oct Norwegian Air Sweden AOC
14 Sep - 25 Sep Norwegian Air Sweden AOC

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