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(ZH) Shenzhen Airlines 4259 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(CKG) Chongqing Jiangbei International Airport

Chongqing, CN

(NKG) Nanjing Lukou International Airport

Nanjing, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
35
76%
Late
1
2%
Very Late
2
4%
Excessive
8
17%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
46
Total Delays ( > 1 min )
21
Codeshares
46
Average Delay (min.)
43.57142857142857
Standard Deviation
43.4
Min
0
Max
141

ZH 4259 On-Time Performance Details

Overall Rating
1.6 of 5
Average
Percentage On-Time 76%
Average Delay Time 43.57142857142857 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.6 shows that this flight has on-time performance characteristics better than 31% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 76%
This flight has an on-time performance of 76%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
1.1 of 5
Poor
Average Delay Time 43.57142857142857 min
This flight has an average delay of 43.57142857142857 minutes with a standard deviation of 43.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 21% of other flights.