Cheapest return flights from London to Helsinki in October from $196

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

AirHint found the following cheapest return flights from London (LHR) to Helsinki (HEL) in October 2025 (see full year).

Return flights

02 Oct - 06 Oct Scandinavian Airlines
23 Oct - 02 Nov Scandinavian Airlines
31 Oct - 02 Nov Scandinavian Airlines
14 Oct - 21 Oct Scandinavian Airlines
03 Oct - 05 Oct Scandinavian Airlines
15 Oct - 16 Oct Scandinavian Airlines
31 Oct - 04 Nov Scandinavian Airlines
27 Oct - 02 Nov Scandinavian Airlines
30 Oct - 02 Nov Scandinavian Airlines
29 Oct - 02 Nov Scandinavian Airlines
09 Oct - 21 Oct Scandinavian Airlines
24 Oct - 28 Oct Scandinavian Airlines
22 Oct - 14 Nov Scandinavian Airlines
16 Oct - 19 Oct Scandinavian Airlines
25 Oct - 07 Nov KLM
03 Oct - 05 Oct Finnair direct
09 Oct - 21 Oct Finnair direct
04 Oct - 19 Oct Scandinavian Airlines
29 Oct - 01 Nov Scandinavian Airlines
27 Oct - 02 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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