Cheapest return flights from London to Helsinki in September from 50€
AirHint found the following cheapest return flights from London (STN) to Helsinki (HEL)
in September 2025 (see full year ).
Return flights
16 Sep
- 29 Sep
Ryanair
50 €
direct
16 Sep
- 22 Sep
Ryanair
50 €
direct
16 Sep
- 25 Sep
Ryanair
50 €
direct
16 Sep
- 18 Sep
Ryanair
50 €
direct
16 Sep
- 27 Sep
Ryanair
50 €
direct
16 Sep
- 17 Sep
Ryanair
50 €
direct
23 Sep
- 29 Sep
Ryanair
50 €
direct
23 Sep
- 25 Sep
Ryanair
50 €
direct
23 Sep
- 27 Sep
Ryanair
50 €
direct
24 Sep
- 29 Sep
Ryanair
50 €
direct
16 Sep
- 05 Oct
Ryanair
50 €
direct
23 Sep
- 05 Oct
Ryanair
50 €
direct
24 Sep
- 05 Oct
Ryanair
50 €
direct
20 Sep
- 05 Oct
Ryanair
50 €
direct
23 Sep
- 13 Oct
Ryanair
51 €
direct
24 Sep
- 13 Oct
Ryanair
51 €
direct
18 Sep
- 05 Oct
Ryanair
54 €
direct
16 Sep
- 04 Oct
Ryanair
54 €
direct
26 Sep
- 05 Oct
Ryanair
54 €
direct
23 Sep
- 04 Oct
Ryanair
54 €
direct
Also check the deals for one-way flights from London 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.
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