Flight time from London to Boston

About 5,264 km (3,271 miles), an estimated nonstop flight time of 7h 5m.

Distance

5,264 km

3,271 miles

Flight time

7h 5m

nonstop, estimated

Time difference

5h behind

Boston

From

Departure time (local)

London to Boston

5,264 km

3,271 miles apart, as the crow flies

Estimated flight time

7h 5m

Time difference

—

A straight-line (great-circle) estimate. Real flights are a little longer because of air-traffic routing, winds and any stopovers, so your landing time is approximate.

London to Boston at a glance

Flying from London, United Kingdom to Boston, United States covers a great-circle distance of roughly 5,264 kilometres (3,271 miles). At a typical jet cruising speed, that is an estimated nonstop flight time of about 7h 5m, before you add taxi time, any air-traffic delays and the effect of the wind. A connection through a hub will add the layover on top.

Boston is about 5 hours behind London, so expect some jet lag from crossing 5 time zones, which tends to hit harder when you fly west and gain them. The interactive calculator above updates the time difference for today's date, and you can swap the cities or pick a different pairing in a tap.

London to Boston FAQ

How long is the flight from London to Boston?

London to Boston is an estimated nonstop flight time of about 7h 5m, based on a great-circle distance of 5,264 km (3,271 miles). Real flight times vary with winds, air-traffic routing and any stopovers.

How far is London from Boston?

The straight-line (great-circle) distance from London to Boston is about 5,264 kilometres, or 3,271 miles.

What is the time difference between London and Boston?

Boston is about 5 hours behind London. Crossing 5 time zones means some jet lag, especially flying west.

Last reviewed 2026-06-04. Distance is a great-circle estimate; flight time excludes winds, routing and stopovers.