Home / Flights / Boston → London
Boston to London flights
One-way from $246 for the next 12 departure dates (cheapest Nov 15). Nonstop Boston to London takes about 7h 10m. Compare cached fares, then open prefilled OTA searches.
Open flight searchFree · No signup · Prices confirmed on the booking site
How it works
Route tip
Boston–London is one of the shortest transatlantic hops, around six hours. Providence (PVD) is a cheaper alternative start.
When it is cheaper
January–March and November are cheapest; summer is peak.
FAQ
How long is the flight from Boston to London?
A nonstop flight takes about 7h 10m, covering roughly 5,240 km. Actual block time varies by airline, aircraft and winds, so check the specific schedule before booking.
When are Boston to London flights cheapest?
The lowest cached one-way fare across the next 12 departure dates is $246 (departing Nov 15). January–March and November are cheapest; summer is peak.
Which airports should I compare?
Departure: BOS (Logan); also check PVD. Arrival: LHR (Heathrow); also check LGW, STN, LTN.
Are the prices on this page live?
No. The page and fare calendar use cached reference fares that can be delayed or change at any time. The booking site is the source of truth.
Can I book directly on this site?
No. We only prefill the search. Clicking through opens a third-party site where you confirm live prices and complete the booking.
Other routes to London
Keep browsing
Page updated 2026-11-11