Cheapest one-way flights from London to Helsinki in August from $43

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

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

One-Way flights

28 Aug Ryanair direct
18 Aug Ryanair direct
15 Aug Ryanair direct
21 Aug Ryanair direct
16 Aug Ryanair direct
20 Aug Ryanair direct
06 Aug Ryanair direct
11 Aug Ryanair direct
07 Aug Ryanair direct
08 Aug Ryanair 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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