background

(CZ) China Southern Airlines 8423 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(SWA) Jieyang Chaoshan International Airport

Jieyang, CN

(KMG) Kunming Changshui International Airport

Kunming, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
46
90%
Late
2
4%
Very Late
1
2%
Excessive
2
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
51
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
27.875
Standard Deviation
26.6
Min
0
Max
73

CZ 8423 On-Time Performance Details

Overall Rating
4.1 of 5
Good
Percentage On-Time 90%
Average Delay Time 27.875 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.1 shows that this flight has on-time performance characteristics better than 80% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 90%
This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 27.875 min
This flight has an average delay of 27.875 minutes with a standard deviation of 26.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.