AirHint found the following cheapest return flights from London (LCY) to Helsinki (HEL) in August 2026 (see full year).
Return flights
| 11 Aug - 26 Aug | KLM | ||
| 03 Aug - 07 Aug | KLM | ||
| 25 Aug - 01 Sep | KLM | ||
| 14 Aug - 21 Aug | KLM | ||
| 14 Aug - 17 Aug | KLM | ||
| 20 Aug - 24 Aug | KLM | ||
| 08 Aug - 16 Aug | KLM |
Also check the deals for one-way flights from London to Helsinki in August.
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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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