AirHint found the following cheapest return flights from Brussels (BRU) to Helsinki (HEL)
in September 2025 (see full year ).
Return flights
22 Sep
- 07 Oct
Ryanair
$ 92
direct
08 Sep
- 11 Sep
Ryanair
$ 97
direct
02 Sep
- 11 Sep
Ryanair
$ 97
direct
02 Sep
- 04 Sep
Ryanair
$ 97
direct
02 Sep
- 05 Sep
Ryanair
$ 97
direct
30 Sep
- 07 Oct
Ryanair
$ 100
direct
08 Sep
- 22 Sep
Ryanair
$ 105
direct
12 Sep
- 22 Sep
Ryanair
$ 105
direct
09 Sep
- 11 Sep
Ryanair
$ 105
direct
01 Sep
- 11 Sep
Ryanair
$ 105
direct
01 Sep
- 04 Sep
Ryanair
$ 105
direct
01 Sep
- 05 Sep
Ryanair
$ 105
direct
22 Sep
- 06 Oct
Ryanair
$ 107
direct
18 Sep
- 07 Oct
Ryanair
$ 108
direct
30 Sep
- 20 Oct
Ryanair
$ 110
direct
16 Sep
- 06 Oct
Ryanair
$ 115
direct
30 Sep
- 06 Oct
Ryanair
$ 115
direct
18 Sep
- 06 Oct
Ryanair
$ 123
direct
19 Sep
- 07 Oct
Ryanair
$ 125
direct
19 Sep
- 06 Oct
Ryanair
$ 140
direct
Also check the deals for one-way flights from Brussels to Helsinki in September .
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.