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(CZ) China Southern Airlines 6647 On-Time Performance Rating

Date Range:

01-Feb-2026 to 31-Mar-2026

(WUH) Wuhan Tianhe International Airport

Wuhan, CN

(NGB) Ningbo Lishe International Airport

Ningbo, CN

On-Time Performance Chart

(using rounded numbers)
On-Time
39
66%
Late
14
24%
Very Late
2
3%
Excessive
4
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
59
Total Delays ( > 1 min )
36
Codeshares
0
Average Delay (min.)
26.333333333333332
Standard Deviation
35.7
Min
0
Max
148

CZ 6647 On-Time Performance Details

Overall Rating
2.0 of 5
Average
Percentage On-Time 66%
Average Delay Time 26.333333333333332 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 38% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 66%
This flight has an on-time performance of 66%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 26.333333333333332 min
This flight has an average delay of 26.333333333333332 minutes with a standard deviation of 35.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.