Cheapest return flights from Helsinki to London in September from 94€

AirHint found the following cheapest return flights from Helsinki (HEL) to London (STN) in September 2026 (see full year).

Return flights

20 Sep - 30 Sep Ryanair direct
29 Sep - 30 Sep Ryanair direct
13 Sep - 30 Sep Ryanair direct
12 Sep - 30 Sep Ryanair direct
20 Sep - 25 Sep Ryanair direct
06 Sep - 15 Sep Ryanair direct
20 Sep - 02 Oct Ryanair direct
20 Sep - 01 Oct Ryanair direct
29 Sep - 02 Oct Ryanair direct
29 Sep - 01 Oct Ryanair direct
06 Sep - 13 Sep Ryanair direct
06 Sep - 25 Sep Ryanair direct
13 Sep - 15 Sep Ryanair direct
05 Sep - 15 Sep Ryanair direct
13 Sep - 02 Oct Ryanair direct
13 Sep - 01 Oct Ryanair direct
12 Sep - 02 Oct Ryanair direct
12 Sep - 01 Oct Ryanair direct
20 Sep - 08 Oct Ryanair direct
29 Sep - 08 Oct Ryanair direct

Also check the deals for one-way flights from Helsinki to London 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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