Cheapest one-way flights from London to Helsinki in September from 94€

AirHint found the following cheapest one-way flights from London (LHR) to Helsinki (HEL) in September 2026 (see full year).

One-Way flights

08 Sep Scandinavian Airlines
03 Sep Scandinavian Airlines
16 Sep Scandinavian Airlines
17 Sep Scandinavian Airlines
20 Sep Scandinavian Airlines
06 Sep Scandinavian Airlines
18 Sep Scandinavian Airlines
07 Sep Scandinavian Airlines
05 Sep Scandinavian Airlines
19 Sep Scandinavian Airlines

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

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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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