Cheapest return flights from London to Helsinki in July from $171

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 July 2025 (see full year).

Return flights

02 Jul - 15 Jul Scandinavian Airlines
09 Jul - 15 Jul Scandinavian Airlines
02 Jul - 24 Jul Scandinavian Airlines
04 Jul - 12 Jul Scandinavian Airlines
04 Jul - 09 Jul Scandinavian Airlines
11 Jul - 20 Jul Finnair direct
16 Jul - 23 Jul Finnair direct
04 Jul - 08 Jul Scandinavian Airlines
04 Jul - 06 Jul Scandinavian Airlines
04 Jul - 07 Jul Scandinavian Airlines
15 Jul - 19 Aug Lufthansa
15 Jul - 19 Aug Finnair direct
30 Jul - 06 Aug Lufthansa
31 Jul - 04 Aug Lufthansa
22 Jul - 11 Aug Finnair
22 Jul - 11 Aug Finnair direct
30 Jul - 06 Aug Finnair direct
14 Jul - 24 Aug Finnair direct
31 Jul - 03 Aug Finnair direct
31 Jul - 04 Aug Finnair direct

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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