AirHint found the following cheapest one-way flights from London (LHR) to Helsinki (HEL) in June 2026 (see full year).
One-Way flights
| 01 Jun | Scandinavian Airlines | ||
| 05 Jun | Scandinavian Airlines | ||
| 17 Jun | Finnair | direct | |
| 18 Jun | Finnair | direct | |
| 11 Jun | Finnair | direct |
Also check the deals for return flights from London to Helsinki in June.
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