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(CZ) China Southern Airlines 6661 On-Time Performance Rating

Date Range:

15-Apr-2026 to 15-Jun-2026

(CGO) Zhengzhou Xinzheng International Airport

Zhengzhou, CN

(URC) Urumqi Diwopu International Airport

Urumqi, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
56
95%
Late
1
2%
Very Late
0
0%
Excessive
1
2%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
3
Codeshares
0
Average Delay (min.)
43.666666666666664
Standard Deviation
45.6
Min
0
Max
95

CZ 6661 On-Time Performance Details

Overall Rating
3.4 of 5
Average
Percentage On-Time 95%
Average Delay Time 43.666666666666664 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 95%
This flight has an on-time performance of 95%. 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 43.666666666666664 min
This flight has an average delay of 43.666666666666664 minutes with a standard deviation of 45.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

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