Cheapest return flights from London to Helsinki in March from $182

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

Return flights

09 Mar - 10 Mar Scandinavian Airlines
09 Mar - 16 Mar Scandinavian Airlines
04 Mar - 05 Mar Scandinavian Airlines
16 Mar - 17 Mar Scandinavian Airlines
15 Mar - 21 Mar Scandinavian Airlines
05 Mar - 06 Mar Scandinavian Airlines
26 Mar - 16 Apr Scandinavian Airlines
04 Mar - 08 Mar KLM
06 Mar - 10 Mar KLM
14 Mar - 18 Mar Scandinavian Airlines
05 Mar - 05 Mar Scandinavian Airlines
28 Mar - 11 Apr Scandinavian Airlines
28 Mar - 04 Apr Scandinavian Airlines
26 Mar - 16 Apr Finnair direct
28 Mar - 11 Apr Finnair direct
28 Mar - 04 Apr Finnair direct

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

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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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