Find and book Finnair flights from London

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Flight offers from London (LON)

LHR – PVG
London - Shanghai
Thu 28 Aug 2025 – Sat 6 Sep 2025
From
£723
LHR – LAX
London - Los Angeles
Sat 30 Aug 2025 – Tue 9 Sep 2025
From
£421
LGW – ORD
London - Chicago
Fri 29 Aug 2025 – Tue 9 Sep 2025
From
£449
LHR – KTT
London - Kittilä
Tue 19 Aug 2025 – Tue 26 Aug 2025
From
£285
LHR – RVN
London - Rovaniemi
Sun 13 Jul 2025 – Wed 16 Jul 2025
From
£263
LHR – ARN
London - Stockholm
Tue 19 Aug 2025 – Fri 22 Aug 2025
From
£184

Cheap Finnair flights from London and (LON) airports

LHR – ARN
London - Stockholm
Tue 19 Aug 2025 – Fri 22 Aug 2025
From
£184
LHR – HEL
London - Helsinki
Tue 26 Aug 2025 – Tue 2 Sep 2025
From
£190
LHR – TLL
London - Tallinn
Thu 28 Aug 2025 – Tue 2 Sep 2025
From
£211
LHR – KUO
London - Kuopio
Thu 28 Aug 2025 – Mon 1 Sep 2025
From
£240