Cheapest return flights from Brussels to Helsinki in September from $90

Best time to book flights for Brussels (BRU) to Helsinki (HEL) flights at AirHint

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

Return flights

08 Sep - 09 Sep Ryanair direct
08 Sep - 11 Sep Ryanair direct
01 Sep - 04 Sep Ryanair direct
01 Sep - 09 Sep Ryanair direct
23 Sep - 29 Sep Ryanair direct
22 Sep - 29 Sep Ryanair direct
04 Sep - 09 Sep Ryanair direct
05 Sep - 09 Sep Ryanair direct
12 Sep - 19 Sep Ryanair direct
08 Sep - 19 Sep Ryanair direct
29 Sep - 17 Oct Ryanair direct
29 Sep - 04 Oct Ryanair
28 Sep - 04 Oct airBaltic
28 Sep - 04 Oct Finnair direct
29 Sep - 04 Oct Finnair direct

Also check the deals for one-way flights from Brussels 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