Cheapest return flights from Helsinki to London in September from 50€
AirHint found the following cheapest return flights from Helsinki (HEL) to London (STN)
in September 2025 (see full year ).
Return flights
17 Sep
- 23 Sep
Ryanair
50 €
direct
17 Sep
- 07 Oct
Ryanair
50 €
direct
17 Sep
- 25 Sep
Ryanair
51 €
direct
27 Sep
- 14 Oct
Ryanair
51 €
direct
27 Sep
- 07 Oct
Ryanair
51 €
direct
15 Sep
- 23 Sep
Ryanair
54 €
direct
15 Sep
- 16 Sep
Ryanair
54 €
direct
17 Sep
- 18 Sep
Ryanair
54 €
direct
17 Sep
- 27 Sep
Ryanair
54 €
direct
24 Sep
- 14 Oct
Ryanair
54 €
direct
24 Sep
- 07 Oct
Ryanair
54 €
direct
29 Sep
- 14 Oct
Ryanair
54 €
direct
29 Sep
- 07 Oct
Ryanair
54 €
direct
24 Sep
- 25 Sep
Ryanair
55 €
direct
15 Sep
- 25 Sep
Ryanair
55 €
direct
22 Sep
- 23 Sep
Ryanair
55 €
direct
22 Sep
- 07 Oct
Ryanair
55 €
direct
06 Sep
- 23 Sep
Ryanair
56 €
direct
20 Sep
- 07 Oct
Ryanair
56 €
direct
17 Sep
- 01 Oct
Ryanair
58 €
direct
Also check the deals for one-way flights from Helsinki to London 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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