Cheapest return flights from London to Helsinki in March from $213

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

17 Mar - 23 Mar KLM
12 Mar - 26 Mar KLM
07 Mar - 11 Mar KLM
06 Mar - 10 Mar KLM
13 Mar - 16 Mar KLM
21 Mar - 24 Mar KLM
26 Mar - 30 Mar KLM
21 Mar - 23 Mar KLM
24 Mar - 31 Mar KLM
05 Mar - 23 Mar KLM
31 Mar - 04 Apr KLM
31 Mar - 05 Apr KLM
29 Mar - 02 Apr KLM
18 Mar - 03 Apr KLM
26 Mar - 01 Apr KLM
27 Mar - 02 Apr KLM

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

Skyscanner

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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