Find and book Finnair flights from London

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Flight offers from London (LON)

LHR – PVG
London - Shanghai
Mon 8 Sep 2025 – Tue 16 Sep 2025
From
£674
LHR – LAX
London - Los Angeles
Thu 4 Sep 2025 – Fri 12 Sep 2025
From
£416
LHR – ORD
London - Chicago
Thu 4 Sep 2025 – Fri 12 Sep 2025
From
£462
LHR – KTT
London - Kittilä
Sun 10 Aug 2025 – Thu 14 Aug 2025
From
£286
LHR – RVN
London - Rovaniemi
Mon 8 Sep 2025 – Fri 12 Sep 2025
From
£251
LHR – ARN
London - Stockholm
Tue 9 Sep 2025 – Sat 20 Sep 2025
From
£184

Cheap Finnair flights from London and (LON) airports

LHR – HEL
London - Helsinki
Fri 5 Sep 2025 – Thu 11 Sep 2025
From
£171
LHR – ARN
London - Stockholm
Tue 9 Sep 2025 – Sat 20 Sep 2025
From
£184
LHR – TLL
London - Tallinn
Wed 3 Sep 2025 – Tue 9 Sep 2025
From
£204
LHR – KUO
London - Kuopio
Thu 28 Aug 2025 – Mon 1 Sep 2025
From
£249