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(ZH) Shenzhen Airlines 4520 On-Time Performance Rating

Date Range:

01-May-2025 to 30-Jun-2025

(JJN) Quanzhou Jinjiang International Airport

Jinjiang, CN

(CTU) Chengdu Shuangliu International Airport

Chengdu, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
26
46%
Late
11
19%
Very Late
9
16%
Excessive
11
19%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
39
Codeshares
57
Average Delay (min.)
42.64102564102564
Standard Deviation
44.9
Min
0
Max
247

ZH 4520 On-Time Performance Details

Overall Rating
0.5 of 5
Very Poor
Percentage On-Time 46%
Average Delay Time 42.64102564102564 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.5 shows that this flight has on-time performance characteristics better than 8% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 46%
This flight has an on-time performance of 46%. 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
0.9 of 5
Poor
Average Delay Time 42.64102564102564 min
This flight has an average delay of 42.64102564102564 minutes with a standard deviation of 44.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.