Cheapest return flights from London to Helsinki in October from $185

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

Return flights

21 Oct - 28 Oct Scandinavian Airlines
01 Oct - 07 Oct Scandinavian Airlines
21 Oct - 25 Oct Scandinavian Airlines
23 Oct - 26 Oct Scandinavian Airlines
12 Oct - 19 Oct Scandinavian Airlines
30 Oct - 30 Oct Scandinavian Airlines
26 Oct - 01 Nov Scandinavian Airlines
23 Oct - 30 Oct Scandinavian Airlines
01 Oct - 07 Oct Finnair direct
12 Oct - 18 Oct KLM
12 Oct - 19 Oct Finnair direct
26 Oct - 01 Nov Finnair direct

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

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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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