How often are flights between London and Hong Kong on time?

70.1% of 4,341 flights were on time (within 15 minutes) over the last 12 months of UK Civil Aviation Authority figures, and 1.1% were cancelled.

Which airline is most punctual between London and Hong Kong?

British Airways, with 78.9% on time. Cathay Pacific was the least punctual at 68.3%.

LHR to HKG

London to Hong Kong flights

Name: London to Hong Kong (LHR-HKG) flights: on-time record
Creator: TripStow
License: https://tripstow.com/notices

Flights from London Heathrow (LHR) to Hong Kong (HKG) cover 9,631 km. 4,341 flights flew between them in the last 12 months of UK Civil Aviation Authority figures; 70% were on time across 2 airlines.

4,341

flights, August 2025 to July 2026

70%

on time (within 15 min)

1.1%

cancelled

+17 min

average delay

Both directions together. On time means within 15 minutes of schedule, counted over every scheduled flight to and from the UK airport, including cancelled ones (the CAA's definition).

Airlines on this route

Airline	Flights	On time	Cancelled	Average delay
Cathay Pacific	3,625	68%	1.2%	19 min
British Airways	716	79%	0.7%	11 min

Month by month

Over the last 12 months, London and Hong Kong ran best in November 2025 (86.4% on time) and worst in September 2025 (51.6%).

Share of flights on time, by month (UK Civil Aviation Authority). Green is the best month, orange the worst.

See the figures

Month	On time	Cancelled	Flights
August 2025	65%	0.5%	371
September 2025	52%	5.9%	337
October 2025	63%	0.8%	370
November 2025	86%	0.6%	359
December 2025	78%	0%	372
January 2026	73%	0%	372
February 2026	74%	0.6%	326
March 2026	85%	0.5%	380
April 2026	58%	0%	368
May 2026	71%	0.5%	364
June 2026	68%	0.6%	357
July 2026	67%	3.8%	365

Source: UK Civil Aviation Authority punctuality statistics, August 2025 to July 2026. Contains UK Civil Aviation Authority data. Figures describe the past and do not predict a future flight.

Questions and answers

How often are flights between London and Hong Kong on time?: 70.1% of 4,341 flights were on time (within 15 minutes) over the last 12 months of UK Civil Aviation Authority figures, and 1.1% were cancelled.
Which airline is most punctual between London and Hong Kong?: British Airways, with 78.9% on time. Cathay Pacific was the least punctual at 68.3%.
What is the best month to fly between London and Hong Kong?: Over the last 12 months, London and Hong Kong ran best in November 2025 (86.4% on time) and worst in September 2025 (51.6%).

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