Cheapest return flights from London to Helsinki in October from $165

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

17 Oct - 27 Oct Scandinavian Airlines
03 Oct - 17 Oct Scandinavian Airlines
22 Oct - 29 Oct Scandinavian Airlines
31 Oct - 02 Nov Scandinavian Airlines
30 Oct - 02 Nov Scandinavian Airlines
03 Oct - 05 Oct Scandinavian Airlines
01 Oct - 08 Oct Scandinavian Airlines
02 Oct - 06 Oct Scandinavian Airlines
03 Oct - 07 Oct Scandinavian Airlines
05 Oct - 09 Oct Scandinavian Airlines
02 Oct - 08 Oct Scandinavian Airlines
03 Oct - 06 Oct Scandinavian Airlines
28 Oct - 02 Nov Scandinavian Airlines
29 Oct - 02 Nov Scandinavian Airlines
27 Oct - 02 Nov Scandinavian Airlines
23 Oct - 01 Nov Scandinavian Airlines
31 Oct - 01 Nov Scandinavian Airlines
30 Oct - 03 Nov Scandinavian Airlines
25 Oct - 02 Nov Scandinavian Airlines
28 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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