Search and book London to Helsinki flights
Popular flights and flight offers from London to Helsinki
LHR – HEL
London - Helsinki
Fri 3 Oct 2025 – Sun 12 Oct 2025
From
£168 Our cheapest flights from London to Helsinki
LHR – HEL
London - Helsinki
Fri 3 Oct 2025 – Sun 12 Oct 2025
From
£168