Informational Guide to Perth Airport (PER) - Non Official

CX140 Cathay Pacific - Flight Status

Codeshare Flights
The flight QF8237 from Qantas (QF) is a codeshare flight operated by Cathay Pacific (CX) under the flight number CX140. Check this page for details about flight CX140.

Below, you can find details about Cathay Pacific flight CX140, which currently operates between the airports of Perth - Perth Airport (Airport Code PER) and Hong Kong - Hong Kong International Airport (Airport Code HKG).
This flight data pertains specifically to the flight's details for Tuesday, February 03, 2026.

CX140 On Time performance:
82
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

CX140 Cathay Pacific to Hong Kong

Scheduled - On-time
Flight Status for Tuesday February 03, 2026
This flight is also scheduled for Today (February 02, 2026). See it here

Airline information

Cathay Pacific
Cathay Pacific
Equipment: Boeing 777-300ER

Departure

Perth (PER)
February 03, 2026
Perth Airport
Estimated Departure Time:
00:25
Terminal:
1
Gate:
-
Scheduled Departure Time: 00:25

Arrival

Hong Kong (HKG)
February 03, 2026
Hong Kong International Airport
Estimated Arrival Time:
08:05
Terminal:
1
Gate:
-
Scheduled Arrival Time: 08:05
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.airport-perth.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- AY5846 - Finnair

- BA4144 - British Airways

- JL7904 - JAL

- LH7024 - Lufthansa

- LX9502 - Swiss

- OM5622 - Miat Mongolian Airlines

- QF8237 - Qantas

Additional Information

Which is the frequency of flight CX140?
The flight CX140 is scheduled to flight on daily basis.

Which is the distance of flight CX140?
The distance between the two airports is 6038 kilometers.

Which is the flight time of flight CX140?
The scheduled flight time gate to gate is: 07:40 hours.
The real flight time gate to gate on average is: 07:34 hours.

Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.

Alternative Flights

The following airline serve the same route between Perth and Hong Kong:
Cathay Pacific - Flight Number: CX182. (On Time performance: 91 - Average Delay: 3 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from October 27, 2025 to January 26, 2026, we have obtained these figures.
Total number of flights: 92
On Time: 75 ( 82 % )
Moderate Delay: 11 ( 12 % )
Significant Delay: 4 ( 4 % )
Major Delay: 2 ( 2 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 7 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from October 27, 2025 to January 26, 2026. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from January 02, 2025 to December 31, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Last Past Flights CX140

Date
Departure
Arrival
Duration
Aircraft
Status
Sunday
01 February
00:36
Perth (PER)
08:18
Hong Kong (HKG)
07h 42min
Boeing 777-300
Boeing 777-300
Landed - On-time
Saturday
31 January
00:21
Perth (PER)
07:53
Hong Kong (HKG)
07h 32min
Boeing 777-300
Boeing 777-300
Landed - On-time
Friday
30 January
00:25
Perth (PER)
07:54
Hong Kong (HKG)
07h 29min
Boeing 777-300
Boeing 777-300
Landed - On-time
Thursday
29 January
00:19
Perth (PER)
08:03
Hong Kong (HKG)
07h 44min
Boeing 777-300
Boeing 777-300
Landed - On-time
Wednesday
28 January
00:33
Perth (PER)
07:55
Hong Kong (HKG)
07h 22min
Boeing 777-300
Boeing 777-300
Landed - On-time
Tuesday
27 January
00:21
Perth (PER)
08:01
Hong Kong (HKG)
07h 40min
Boeing 777-300
Boeing 777-300
Landed - On-time
Monday
26 January
00:10
Perth (PER)
07:48
Hong Kong (HKG)
07h 38min
Boeing 777-300
Boeing 777-300
Landed - On-time
Sunday
25 January
00:55
Perth (PER)
08:34
Hong Kong (HKG)
07h 39min
Boeing 777-300
Boeing 777-300
Landed - Delayed
Saturday
24 January
00:20
Perth (PER)
07:53
Hong Kong (HKG)
07h 33min
Boeing 777-300
Boeing 777-300
Landed - On-time
Friday
23 January
00:27
Perth (PER)
07:51
Hong Kong (HKG)
07h 24min
Boeing 777-300
Boeing 777-300
Landed - On-time