Cheapest one-way flights from London to Helsinki in August from 89€

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

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

One-Way flights

22 Aug Scandinavian Airlines
28 Aug Scandinavian Airlines
17 Aug Scandinavian Airlines
14 Aug British Airways
06 Aug KLM
07 Aug KLM
22 Aug Finnair direct
28 Aug Finnair direct
03 Aug KLM
17 Aug Finnair direct

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

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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