Find and book Finnair flights from London

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Flight offers from London (LON)

LHR – PVG
London - Shanghai
Mon 29 Sep 2025 – Tue 7 Oct 2025
From
£490
LHR – LAX
London - Los Angeles
Sun 5 Oct 2025 – Tue 14 Oct 2025
From
£407
LHR – ORD
London - Chicago
Mon 8 Sep 2025 – Sun 14 Sep 2025
From
£462
LHR – KTT
London - Kittilä
Thu 9 Oct 2025 – Sun 19 Oct 2025
From
£258
LHR – RVN
London - Rovaniemi
Sat 27 Sep 2025 – Wed 1 Oct 2025
From
£266
LHR – ARN
London - Stockholm
Tue 14 Oct 2025 – Fri 17 Oct 2025
From
£184

Cheap Finnair flights from London and (LON) airports

LHR – HEL
London - Helsinki
Fri 3 Oct 2025 – Sun 12 Oct 2025
From
£168
LHR – ARN
London - Stockholm
Tue 14 Oct 2025 – Fri 17 Oct 2025
From
£184
LHR – TLL
London - Tallinn
Tue 14 Oct 2025 – Sat 18 Oct 2025
From
£204
LHR – KUO
London - Kuopio
Thu 2 Oct 2025 – Sun 5 Oct 2025
From
£232