Cheapest return flights from London to Helsinki in May from 162€

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

Return flights

13 May - 18 May Scandinavian Airlines
06 May - 09 May Lufthansa
06 May - 10 May Lufthansa
05 May - 09 May Scandinavian Airlines
20 May - 24 May Scandinavian Airlines
07 May - 09 May Scandinavian Airlines
12 May - 16 May Scandinavian Airlines
20 May - 23 May Scandinavian Airlines
20 May - 27 May Scandinavian Airlines
27 May - 01 Jun Scandinavian Airlines
27 May - 03 Jun Scandinavian Airlines
07 May - 12 May Scandinavian Airlines
27 May - 12 Jun Scandinavian Airlines
13 May - 13 Jun Scandinavian Airlines
31 May - 09 Jun Scandinavian Airlines
29 May - 02 Jun Scandinavian Airlines
19 May - 19 Jun Scandinavian Airlines
21 May - 01 Jun Scandinavian Airlines
14 May - 18 Jun Scandinavian Airlines
28 May - 02 Jun Scandinavian Airlines

Also check the deals for one-way 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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