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(ZH) Shenzhen Airlines 9821 On-Time Performance Rating

Date Range:

15-Nov-2025 to 15-Jan-2026

(CAN) Guangzhou Baiyun International Airport

Guangzhou, CN

(WUX) Wuxi Sunan Shuofang International Airport

Wuxi, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
49
80%
Late
6
10%
Very Late
1
2%
Excessive
2
3%
Cancelled
3
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
30
Codeshares
0
Average Delay (min.)
14.033333333333333
Standard Deviation
14.2
Min
0
Max
57

ZH 9821 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 80%
Average Delay Time 14.033333333333333 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 92% of all other flights in the FlightStats database.
On-Time Performance Rating
4.4 of 5
Good
Percentage On-Time 80%
This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 88% of other flights.
Delay Performance
4.9 of 5
Very Good
Average Delay Time 14.033333333333333 min
This flight has an average delay of 14.033333333333333 minutes with a standard deviation of 14.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 98% of other flights.