Cheapest one-way flights from Helsinki to London in September from 43€

Best time to book flights for Helsinki (HEL) to London (STN) flights at AirHint

AirHint found the following cheapest one-way flights from Helsinki (HEL) to London (STN) in September 2025 (see full year).

One-Way flights

14 Sep Ryanair direct
23 Sep Ryanair direct
24 Sep Ryanair direct
22 Sep Ryanair direct
07 Sep Ryanair direct
06 Sep Ryanair direct
03 Sep Ryanair direct
11 Sep Ryanair direct
18 Sep Ryanair direct
09 Sep Ryanair direct

Also check the deals for return flights from Helsinki to London 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.

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