Find and book Finnair flights from London

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Flight offers from London (LON)

LHR – PVG
London - Shanghai
Thu 5 Jun 2025 – Wed 11 Jun 2025
From
£512
LHR – LAX
London - Los Angeles
Mon 9 Jun 2025 – Thu 19 Jun 2025
From
£532
LGW – ORD
London - Chicago
Tue 17 Jun 2025 – Mon 23 Jun 2025
From
£586
LHR – KTT
London - Kittilä
Sun 29 Jun 2025 – Thu 3 Jul 2025
From
£300
LHR – RVN
London - Rovaniemi
Sun 29 Jun 2025 – Fri 4 Jul 2025
From
£274
LHR – ARN
London - Stockholm
Tue 8 Jul 2025 – Fri 11 Jul 2025
From
£184

Cheap Finnair flights from London and (LON) airports

LHR – ARN
London - Stockholm
Tue 8 Jul 2025 – Fri 11 Jul 2025
From
£184
LHR – HEL
London - Helsinki
Tue 1 Jul 2025 – Tue 8 Jul 2025
From
£203
LHR – TLL
London - Tallinn
Sun 13 Jul 2025 – Sun 20 Jul 2025
From
£211
LHR – RVN
London - Rovaniemi
Sun 29 Jun 2025 – Fri 4 Jul 2025
From
£274