Flights from Boston to London with British Airways

Our cheapest offers for flights from Boston to London

Here you can compare cheap flights from Boston (BOS) to London (LON) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to London. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Boston
London
Outbound
09/18/25
direct
BA1540
06h 40min
Return
09/23/25
direct
BA0239
07h 35min
British Airways ?
$542
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Boston - London

Roundtrip from 455,35 USD
Flight duration min. 06:20 / max. 06:42
Return flight duration min. 07:30/ max. 07:58
Distance 5264 km
Flights per week 50
Departure airport Airport Boston Logan International Airport, MA (BOS)
Arrival airport Airport London, all Airports (LON)
Destination country Flights to United Kingdom
Alternative routes to United Kingdom
Alternative flights to London
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