CZ303 China Southern Airlines - Flight Status
Below, you can find details about China Southern Airlines flight CZ303, which currently operates between the airports of Guangzhou - Guangzhou Baiyun International Airport (Airport Code CAN) and London - London Heathrow Airport (Airport Code LHR).
This flight data pertains specifically to the flight's details for Monday, October 20, 2025.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights CZ303
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights CZ303
CZ303 On Time performance:
87
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
CZ303 China Southern Airlines to London
En Route - On-time
Flight Status for Monday October 20, 2025
This flight was also scheduled for Yesterday (October 19, 2025). See it here
This flight is also scheduled for Tomorrow (October 21, 2025). See it here
En Route - On-time
Flight Status for Monday October 20, 2025
Airline information
China Southern Airlines
Equipment: Boeing 787-9
Departure
Guangzhou (CAN)
October 20, 2025
Guangzhou Baiyun International Airport
Departed at:
13:43
Terminal:
2
Gate:
A150
Scheduled Departure Time: 13:20
Arrival
London (LHR)
October 20, 2025
London Heathrow Airport
Estimated Arrival Time:
18:26
Terminal:
4
Gate:
-
Scheduled Arrival Time: 19:00
Disclaimer
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Additional Information
Which is the frequency of flight CZ303?
The flight CZ303 is scheduled to flight on daily basis.
Which is the distance of flight CZ303?
The distance between the two airports is 9498 kilometers.
Which is the flight time of flight CZ303?
The scheduled flight time gate to gate is: 12:40 hours.
The real flight time gate to gate on average is: 11:49 hours.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Guangzhou: 2025-10-20 15:46:53
Current Time in London: 2025-10-20 08:46:53
The flight CZ303 is scheduled to flight on daily basis.
Which is the distance of flight CZ303?
The distance between the two airports is 9498 kilometers.
Which is the flight time of flight CZ303?
The scheduled flight time gate to gate is: 12:40 hours.
The real flight time gate to gate on average is: 11:49 hours.
Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Guangzhou: 2025-10-20 15:46:53
Current Time in London: 2025-10-20 08:46:53
Alternative Flights
China Southern Airlines is the only airline operating the route from Guangzhou to London.
Punctuality and delays
We have gathered data from recent months and present below an analysis of how timely the flights have been.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from April 16, 2025 to October 15, 2025. 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 October 02, 2024 to September 30, 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.
In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from July 16, 2025 to October 15, 2025, we have obtained these figures.
Total number of flights: 92
On Time: 80 ( 87 % )
Moderate Delay: 3 ( 3 % )
Significant Delay: 2 ( 2 % )
Major Delay: 7 ( 8 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 13 minutes.
Total number of flights: 92
On Time: 80 ( 87 % )
Moderate Delay: 3 ( 3 % )
Significant Delay: 2 ( 2 % )
Major Delay: 7 ( 8 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 13 minutes.
Last Past Flights CZ303
Date
Departure
Arrival
Duration
Aircraft
Status
Sunday
19 October
19 October
13:43
Guangzhou (CAN)
Guangzhou (CAN)
18:41
London (LHR)
London (LHR)
11h 58min
Boeing 787-9
Boeing 787-9
Landed - On-time
Saturday
18 October
18 October
13:45
Guangzhou (CAN)
Guangzhou (CAN)
18:18
London (LHR)
London (LHR)
11h 33min
Boeing 787-9
Boeing 787-9
Landed - On-time
Friday
17 October
17 October
13:34
Guangzhou (CAN)
Guangzhou (CAN)
18:07
London (LHR)
London (LHR)
11h 33min
Boeing 787-9
Boeing 787-9
Landed - On-time
Thursday
16 October
16 October
13:35
Guangzhou (CAN)
Guangzhou (CAN)
18:36
London (LHR)
London (LHR)
12h 01min
Boeing 787-9
Boeing 787-9
Landed - On-time
Wednesday
15 October
15 October
13:40
Guangzhou (CAN)
Guangzhou (CAN)
18:26
London (LHR)
London (LHR)
11h 46min
Boeing 787-9
Boeing 787-9
Landed - On-time
Tuesday
14 October
14 October
13:33
Guangzhou (CAN)
Guangzhou (CAN)
18:04
London (LHR)
London (LHR)
11h 31min
Boeing 787-9
Boeing 787-9
Landed - On-time
Monday
13 October
13 October
13:32
Guangzhou (CAN)
Guangzhou (CAN)
18:01
London (LHR)
London (LHR)
11h 29min
Boeing 787-9
Boeing 787-9
Landed - On-time
Sunday
12 October
12 October
13:53
Guangzhou (CAN)
Guangzhou (CAN)
18:34
London (LHR)
London (LHR)
11h 41min
Boeing 787-9
Boeing 787-9
Landed - On-time
Saturday
11 October
11 October
13:36
Guangzhou (CAN)
Guangzhou (CAN)
18:12
London (LHR)
London (LHR)
11h 36min
Boeing 787-9
Boeing 787-9
Landed - On-time
Friday
10 October
10 October
13:28
Guangzhou (CAN)
Guangzhou (CAN)
18:06
London (LHR)
London (LHR)
11h 38min
Boeing 787-9
Boeing 787-9
Landed - On-time