Flights Hong Kong → London
HKG → LHR
Route overview
The flight route from Hong Kong to London is operated using a variety of large aircraft, including the Airbus A380-800 and Boeing 777 series planes. The destination airport in London sees an annual passenger traffic of over 83 million passengers, underscoring its significance as a major international hub.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Hong Kong (HKG) → London (LHR) route is operated by British Airways, Cathay Pacific. FlightGuard's average computed risk is 14/100 (low), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At London the average ATFM delay is 1.8 minutes (main cause: atfm). Departing from Hong Kong the average ATFM delay is 2.0 minutes.
Heading to London: what to expect in this direction
Flying from Hong Kong (HKG) to London (LHR) heads north-west for about 9,630 km, a flight time of roughly 12h 27m.
Air-traffic congestion: departing Hong Kong the average ATFM delay is 2.0 min (atfm); arriving into London it is 1.8 min (atfm).
Route facts
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| British Airways (BA) | 77% | 17 min | 2.4% |
Airlines operating HKG-LHR
Airports
Frequently asked questions about HKG-LHR
Route-specific punctuality data isn't available yet. Check your flight on FlightGuard for a real-time analysis.
The cancellation rate varies by airline and season. Check your flight risk for an up-to-date estimate.
The route is operated by 2 airlines: British Airways, Cathay Pacific.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at London, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
