Flight time from London to Hong Kong
About 9,623 km (5,979 miles), an estimated nonstop flight time of 12h 30m.
Distance
9,623 km
5,979 miles
Flight time
12h 30m
nonstop, estimated
Time difference
7h ahead
Hong Kong
9,623 km
5,979 miles apart, as the crow flies
Estimated flight time
12h 30m
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 Hong Kong at a glance
Flying from London, United Kingdom to Hong Kong, Hong Kong covers a great-circle distance of roughly 9,623 kilometres (5,979 miles). At a typical jet cruising speed, that is an estimated nonstop flight time of about 12h 30m, 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.
Hong Kong is about 7 hours ahead of London, so expect some jet lag from crossing 7 time zones, which tends to hit harder when you fly east and lose hours. 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 Hong Kong FAQ
How long is the flight from London to Hong Kong?
How far is London from Hong Kong?
What is the time difference between London and Hong Kong?
Last reviewed 2026-06-04. Distance is a great-circle estimate; flight time excludes winds, routing and stopovers.

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