background

(CZ) China Southern Airlines 6311 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(SHE) Shenyang Taoxian International Airport

Shenyang, CN

(SZX) Shenzhen Bao'an International Airport

Shenzhen, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
55
92%
Late
0
0%
Very Late
1
2%
Excessive
2
3%
Cancelled
2
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
7
Codeshares
0
Average Delay (min.)
39.142857142857146
Standard Deviation
47.9
Min
0
Max
122

CZ 6311 On-Time Performance Details

Overall Rating
3.6 of 5
Good
Percentage On-Time 92%
Average Delay Time 39.142857142857146 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.6 shows that this flight has on-time performance characteristics better than 70% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 92%
This flight has an on-time performance of 92%. 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
2.1 of 5
Average
Average Delay Time 39.142857142857146 min
This flight has an average delay of 39.142857142857146 minutes with a standard deviation of 47.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.