Cheapest return flights from London to Helsinki in June from $310

AirHint found the following cheapest return flights from London (LCY) to Helsinki (HEL) in June 2026 (see full year).

Return flights

05 Jun - 09 Jun KLM
04 Jun - 07 Jun KLM
05 Jun - 07 Jun KLM
03 Jun - 10 Jun KLM
05 Jun - 16 Jun KLM
12 Jun - 19 Jun KLM
08 Jun - 11 Jun KLM
17 Jun - 24 Jun Lufthansa
11 Jun - 23 Jun KLM
12 Jun - 23 Jun KLM
26 Jun - 03 Jul KLM
29 Jun - 02 Jul KLM

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

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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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