Search and book London to Helsinki flights
Popular flights and flight offers from London to Helsinki
LHR – HEL
London - Helsinki
Sat 30 May 2026 – Thu 4 Jun 2026
From
£239 Our cheapest flights from London to Helsinki
LHR – HEL
London - Helsinki
Sat 30 May 2026 – Thu 4 Jun 2026
From
£239