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(ZH) Shenzhen Airlines 4989 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(CKG) Chongqing Jiangbei International Airport

Chongqing, CN

(NKG) Nanjing Lukou International Airport

Nanjing, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
7
28%
Late
5
20%
Very Late
2
8%
Excessive
10
40%
Cancelled
1
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
21
Codeshares
25
Average Delay (min.)
61.57142857142857
Standard Deviation
72.1
Min
0
Max
266

ZH 4989 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 28%
Average Delay Time 61.57142857142857 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 28%
This flight has an on-time performance of 28%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 61.57142857142857 min
This flight has an average delay of 61.57142857142857 minutes with a standard deviation of 72.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.