Find and book Finnair flights from London

Your journey starts here

Flight offers from London (LON)

LHR – PVG

London - Shanghai

Tue 23 Jun 2026 – Sun 28 Jun 2026

From

£609

LHR – LAX

London - Los Angeles

Mon 15 Jun 2026 – Tue 23 Jun 2026

From

£455

LHR – ONT

London - Ontario

Tue 23 Jun 2026 – Sun 28 Jun 2026

From

£632

LHR – ORD

London - Chicago

Wed 8 Jul 2026 – Mon 13 Jul 2026

From

£665

LHR – KTT

London - Kittilä

Fri 31 Jul 2026 – Tue 4 Aug 2026

From

£301

LHR – RVN

London - Rovaniemi

Thu 30 Jul 2026 – Fri 7 Aug 2026

From

£271

Cheap Finnair flights from London and (LON) airports

LHR – ARN

London - Stockholm

Tue 4 Aug 2026 – Fri 7 Aug 2026

From

£199

LHR – TLL

London - Tallinn

Mon 3 Aug 2026 – Thu 6 Aug 2026

From

£238

LHR – HEL

London - Helsinki

Tue 4 Aug 2026 – Mon 10 Aug 2026

From

£255

LHR – VAA

London - Vaasa

Wed 29 Jul 2026 – Mon 3 Aug 2026

From

£261

Explore more flights and destinations