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(CZ) China Southern Airlines 657 On-time Performance Rating

Date Range:

01-Apr-2018 to 31-May-2018

(CAN) Guangzhou Baiyun International AirportGuangzhou, CN
(SFO) San Francisco International AirportSan Francisco, CA, US
On-Time Performance Chart
(using rounded numbers)
On-Time
29
73%
Late
1
3%
Very Late
5
13%
Excessive
5
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
40
Total Delays ( > 1 min )
17
Codeshares
0
Average Delay (min.)
33
Standard Deviation
22.6
Min
5
Max
85
CZ 657 On-time Performance Details
Overall Rating
1.6 of 5
Average
Percentage On-Time 73%
Average Delay Time 33 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.6 shows that this flight has on-time performance characteristics better than 30% of all other flights in the FlightStats database.
On-time Performance Rating
1.4 of 5
Poor
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 27% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 33 min
This flight has an average delay of 33 minutes with a standard deviation of 22.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.