Cheapest return flights from London to Helsinki in June from $182

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

AirHint found the following cheapest return flights from London (LHR) to Helsinki (HEL) in June 2025 (see full year).

Return flights

24 Jun - 14 Jul Scandinavian Airlines
04 Jun - 07 Jun Scandinavian Airlines
04 Jun - 10 Jun Scandinavian Airlines
26 Jun - 22 Jul Scandinavian Airlines
03 Jun - 07 Jun Scandinavian Airlines
18 Jun - 25 Jun Scandinavian Airlines
23 Jun - 23 Jul Scandinavian Airlines
04 Jun - 08 Jun Scandinavian Airlines
04 Jun - 14 Jun Scandinavian Airlines
29 Jun - 22 Jul Scandinavian Airlines
25 Jun - 29 Jun Scandinavian Airlines
05 Jun - 08 Jun British Airways
11 Jun - 16 Jun KLM
05 Jun - 16 Jun KLM
24 Jun - 08 Jul Scandinavian Airlines
24 Jun - 08 Jul Finnair direct
26 Jun - 22 Jul Finnair direct
29 Jun - 29 Jul Lufthansa
24 Jun - 14 Jul Finnair direct
23 Jun - 23 Jul Finnair direct

Also check the deals for one-way flights from London to Helsinki in June.

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.

Book a cheap hotel in Helsinki

Cheap car rent in Helsinki