Cheapest return flights from London to Helsinki in December from 133€

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

Return flights

04 Dec - 17 Dec Scandinavian Airlines
12 Dec - 16 Dec Scandinavian Airlines
04 Dec - 10 Dec Scandinavian Airlines
30 Dec - 05 Jan Scandinavian Airlines
30 Dec - 06 Jan Scandinavian Airlines
03 Dec - 07 Dec Scandinavian Airlines
04 Dec - 11 Dec Scandinavian Airlines
03 Dec - 10 Dec Scandinavian Airlines
04 Dec - 06 Dec Scandinavian Airlines
11 Dec - 14 Dec Scandinavian Airlines
16 Dec - 18 Dec Scandinavian Airlines
11 Dec - 16 Dec Scandinavian Airlines
12 Dec - 06 Jan Scandinavian Airlines
30 Dec - 04 Jan Scandinavian Airlines
23 Dec - 10 Jan Scandinavian Airlines
23 Dec - 29 Jan Scandinavian Airlines
12 Dec - 03 Jan Scandinavian Airlines
31 Dec - 04 Jan Scandinavian Airlines
26 Dec - 05 Jan Scandinavian Airlines
26 Dec - 03 Jan Scandinavian Airlines

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

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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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