Cheapest one-way flights from London to Helsinki in April from $136

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

AirHint found the following cheapest one-way flights from London (LCY) to Helsinki (HEL) in April 2025 (see full year).

One-Way flights

29 Apr KLM
30 Apr KLM
11 Apr KLM
15 Apr KLM
16 Apr KLM
17 Apr KLM
07 Apr KLM
24 Apr KLM
23 Apr KLM
03 Apr KLM

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

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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