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(ZH) Shenzhen Airlines 4520 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(CAN) Guangzhou Baiyun International Airport

Guangzhou, CN

(TFU) Chengdu Tianfu International Airport

Chengdu, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
57
93%
Late
1
2%
Very Late
2
3%
Excessive
1
2%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
6
Codeshares
61
Average Delay (min.)
40.833333333333336
Standard Deviation
41.5
Min
0
Max
121

ZH 4520 On-Time Performance Details

Overall Rating
3.4 of 5
Average
Percentage On-Time 93%
Average Delay Time 40.833333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.4 shows that this flight has on-time performance characteristics better than 66% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 93%
This flight has an on-time performance of 93%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 40.833333333333336 min
This flight has an average delay of 40.833333333333336 minutes with a standard deviation of 41.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.