Cheapest one-way flights from London to Helsinki in May from $110

AirHint found the following cheapest one-way flights from London (LHR) to Helsinki (HEL) in May 2026 (see full year).

One-Way flights

12 May Scandinavian Airlines
21 May Scandinavian Airlines
04 May Scandinavian Airlines
19 May Scandinavian Airlines
20 May Scandinavian Airlines
14 May Scandinavian Airlines
26 May Scandinavian Airlines
05 May Scandinavian Airlines
06 May Scandinavian Airlines
28 May Scandinavian Airlines

Also check the deals for return flights from London to Helsinki in May.

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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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