Cheapest one-way flights from London to Helsinki in December from 101€

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

One-Way flights

25 Dec Scandinavian Airlines
16 Dec Scandinavian Airlines
11 Dec Scandinavian Airlines
31 Dec Brussels Airlines
15 Dec Scandinavian Airlines
28 Dec Scandinavian Airlines
10 Dec Scandinavian Airlines
17 Dec Scandinavian Airlines
26 Dec Finnair direct
14 Dec Scandinavian Airlines

Also check the deals for return 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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