Finnair Cheap Flights from Boston to London: AY BOS→LON

View HK$2,582 flight on Sat, 27 Sep 2025Opens in a new window

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Prices were available within the past 7 days and start at HK$2,582 for one-way flights and HK$5,654 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Finnair
Tue, 12 Aug - Sat, 23 Aug
BOS
Boston
LHR
London
HK$5,654 Return, found 3 days ago
HK$5,654
Return
found 3 days ago
Select Finnair flight, departing Tue, 12 Aug from Boston to London, returning Sat, 23 Aug, priced at HK$5,654 found 3 days ago
Boston to London route information
Origin airport
Logan Intl.
Destination airport
Heathrow
Distance
5210 km
*Available to Expedia members.