Cheapest return flights from London to Helsinki in March from $249

Best time to book flights for London (LCY) to Helsinki (HEL) flights at AirHint

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

Return flights

22 Mar - 25 Mar KLM
28 Mar - 01 Apr Lufthansa
25 Mar - 01 Apr Lufthansa
19 Mar - 26 Mar KLM
18 Mar - 25 Mar KLM
21 Mar - 24 Mar Lufthansa
17 Mar - 07 Apr Lufthansa
21 Mar - 25 Mar KLM
21 Mar - 23 Mar Lufthansa
28 Mar - 16 Apr Lufthansa
26 Mar - 02 Apr KLM
21 Mar - 10 Apr Lufthansa
27 Mar - 02 Apr KLM
24 Mar - 02 Apr Lufthansa
28 Mar - 02 Apr Lufthansa
25 Mar - 31 Mar Lufthansa
28 Mar - 04 Apr Lufthansa
18 Mar - 21 Mar KLM
25 Mar - 26 Mar KLM
17 Mar - 21 Mar KLM

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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