Cheapest return flights from London to Helsinki in July from $275

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

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

Return flights

01 Jul - 09 Jul Lufthansa
02 Jul - 07 Jul KLM
01 Jul - 25 Jul Lufthansa
15 Jul - 19 Jul KLM
16 Jul - 23 Jul KLM
30 Jul - 05 Aug Lufthansa
21 Jul - 30 Jul KLM
24 Jul - 31 Jul Lufthansa
29 Jul - 05 Aug Lufthansa
03 Jul - 10 Jul Lufthansa
16 Jul - 25 Jul KLM
30 Jul - 06 Aug Lufthansa
23 Jul - 29 Jul Lufthansa
24 Jul - 07 Aug Lufthansa
30 Jul - 04 Aug Lufthansa
29 Jul - 04 Aug Lufthansa
22 Jul - 06 Aug KLM
25 Jul - 04 Aug KLM
18 Jul - 08 Aug Lufthansa

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

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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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