Cathay Pacific flight CX 251: Hong Kong - London Heathrow

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 22:40 Hong Kong (HKG) 1 05:40 London Heathrow (LHR) 3
CX 251 Non-stop Boeing 777-300ER (77W) 14:00 Effective 2026-03-29 through 2026-10-23
The flight arrives 1 day after departure.
Sat 22:40 Hong Kong (HKG) 1 04:40 London Heathrow (LHR) 3
CX 251 Non-stop Airbus A350-900 (359) 14:00 Operates only on 2026-10-24
The flight arrives 1 day after departure.
Daily 23:00 Hong Kong (HKG) 1 05:25 London Heathrow (LHR) 3
CX 251 Non-stop Boeing 777-300ER (77W) 14:25 Valid until 2026-03-27
The flight arrives 1 day after departure.
Sat 23:00 Hong Kong (HKG) 1 06:25 London Heathrow (LHR) 3
CX 251 Non-stop Boeing 777-300ER (77W) 14:25 Operates only on 2026-03-28
The flight arrives 1 day after departure.
Daily 23:00 Hong Kong (HKG) 1 05:25 London Heathrow (LHR) 3
CX 251 Non-stop Boeing 777-300ER (77W) 14:25 Effective from 2026-10-25
The flight arrives 1 day after departure.
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Parallax here HKG-LHR


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Cathay Pacific flight CX 251:
Hong Kong - London Heathrow
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Cathay Pacific CX251
22:40
Hong Kong (HKG) 1

05:40(+1)
London Heathrow (LHR) 3
Effective 2026-03-29 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 14:00, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.
Direct Flights:
Cathay Pacific CX251
22:40
Hong Kong (HKG) 1

04:40(+1)
London Heathrow (LHR) 3
Operates only on 2026-10-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 14:00, non-stop
Airbus A350-900 (359)
The flight arrives 1 day after departure.
Direct Flights:
Cathay Pacific CX251
23:00
Hong Kong (HKG) 1

05:25(+1)
London Heathrow (LHR) 3
Valid until 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 14:25, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.
Direct Flights:
Cathay Pacific CX251
23:00
Hong Kong (HKG) 1

06:25(+1)
London Heathrow (LHR) 3
Operates only on 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 14:25, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.
Direct Flights:
Cathay Pacific CX251
23:00
Hong Kong (HKG) 1

05:25(+1)
London Heathrow (LHR) 3
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 14:25, non-stop
Boeing 777-300ER (77W)
The flight arrives 1 day after departure.
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Parallax here HKG-LHR
  • CX 251 is an international flight departing from Hong Kong airport, Hong Kong (HKG) and arriving at London Heathrow airport, United Kingdom (LHR).
  • The flight distance is 5980 miles, or 9624 km.
  • The timezone of the departure airport is UTC+8 , and the timezone of the arrival airport is UTC+0 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 14:00 and 14:25.
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