฿13,515 Cheap Finnair flights from Boston to London (BOS→LON)

View ฿13,515 flight on Tue, 15 Sept 2026Opens in a new window

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Finnair flights from Boston to London (BOS→LON)

Prices were available within the past 7 days and start at ฿13,515 for one-way flights and ฿29,030 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Finnair
Wed, 8 Apr - Wed, 15 Apr
BOS
Boston
LHR
London
฿29,030 Return, found 4 days ago
฿29,030
Return
found 4 days ago
Select Finnair flight, departing Wed, 8 Apr from Boston to London, returning Wed, 15 Apr, priced at ฿29,030 found 4 days ago

Find the cheapest month to fly from Boston (BOS) to London (LON)

February is typically the cheapest month to fly

From ฿11,314 - ฿18,054 per traveller.

Travel information

Origin airport
Logan Intl.
Destination airport
Gatwick
Distance
5240 km
*Available to Expedia members.