Find and book Finnair flights from London

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Flight offers from London (LON)

LHR – PVG
London - Shanghai
Mon 30 Jun 2025 – Fri 4 Jul 2025
From
£750
LHR – LAX
London - Los Angeles
Mon 23 Jun 2025 – Wed 2 Jul 2025
From
£456
LHR – ORD
London - Chicago
Mon 30 Jun 2025 – Mon 7 Jul 2025
From
£521
LHR – KTT
London - Kittilä
Tue 12 Aug 2025 – Tue 19 Aug 2025
From
£286
LHR – RVN
London - Rovaniemi
Thu 17 Jul 2025 – Mon 21 Jul 2025
From
£250
LHR – ARN
London - Stockholm
Thu 31 Jul 2025 – Sat 9 Aug 2025
From
£184

Cheap Finnair flights from London and (LON) airports

LHR – ARN
London - Stockholm
Thu 31 Jul 2025 – Sat 9 Aug 2025
From
£184
LHR – HEL
London - Helsinki
Tue 12 Aug 2025 – Tue 19 Aug 2025
From
£190
LHR – TLL
London - Tallinn
Fri 15 Aug 2025 – Tue 19 Aug 2025
From
£211
LHR – KUO
London - Kuopio
Tue 12 Aug 2025 – Sat 23 Aug 2025
From
£248