Find and book Finnair flights from London
Flight offers from London (LON)
LHR – HEL
London - Helsinki
Sat 17 May 2025 – Sun 25 May 2025
From
£175 LHR – HEL
London - Helsinki
Sat 10 May 2025 – Sun 18 May 2025
From
£179 LHR – HEL
London - Helsinki
Tue 13 May 2025 – Sun 18 May 2025
From
£189 LHR – HEL
London - Helsinki
Tue 20 May 2025 – Sun 25 May 2025
From
£189 LHR – HEL
London - Helsinki
Tue 6 May 2025 – Sun 11 May 2025
From
£189 LHR – HEL
London - Helsinki
Sat 31 May 2025 – Wed 4 Jun 2025
From
£189 Cheap Finnair flights from London and (LON) airports
LHR – HEL
London - Helsinki
Sat 17 May 2025 – Sun 25 May 2025
From
£175 LHR – HEL
London - Helsinki
Sat 10 May 2025 – Sun 18 May 2025
From
£179 LHR – HEL
London - Helsinki
Tue 13 May 2025 – Sun 18 May 2025
From
£189 LHR – HEL
London - Helsinki
Tue 20 May 2025 – Sun 25 May 2025
From
£189