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(ZH) Shenzhen Airlines 8921 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(SZX) Shenzhen Bao'an International Airport

Shenzhen, CN

(JUH) Chizhou Jiuhuashan Airport

Chizhou, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
27
77%
Late
5
14%
Very Late
0
0%
Excessive
3
9%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
30
Codeshares
0
Average Delay (min.)
15.733333333333333
Standard Deviation
19.7
Min
0
Max
80

ZH 8921 On-Time Performance Details

Overall Rating
4.2 of 5
Good
Percentage On-Time 77%
Average Delay Time 15.733333333333333 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.2 shows that this flight has on-time performance characteristics better than 83% of all other flights in the FlightStats database.
On-Time Performance Rating
3.6 of 5
Good
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 73% of other flights.
Delay Performance
4.8 of 5
Very Good
Average Delay Time 15.733333333333333 min
This flight has an average delay of 15.733333333333333 minutes with a standard deviation of 19.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 96% of other flights.