(CZ) China Southern Airlines 1021 On-time Performance Rating

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CZ 1021 Historical On-time Performance Ratings

Route:   Detroit to Shanghai
Date Range:   November 15, 2016 to January 15, 2017
Flight:   (CZ) China Southern Airlines 1021
Departure Airport:   (DTW) Detroit Metropolitan Wayne County Airport
Departure City   Detroit, MI, US
Arrival Airport:   (PVG) Shanghai Pudong International Airport
Arrival City:   Shanghai, CN

CZ 1021 On-time Performance Rating Details

Overall Rating

1.9 of 5
Average
On-time:
Avg. Delay:
67%
28 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9, shows that this flight has on-time performance characteristics better than 36% of all other flights in the FlightStats database.

On-time Performance

0.7 of 5
Poor
On-time: 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 13% of other flights.

Delay Performance

3.1 of 5
Average
Avg. Delay: 28 min
This flight has an average delay of 28 minutes with a standard deviation of 30.25 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 61% of other flights.

CZ 1021 On-time Performance Summary

  On-time Performance
  Delay Statistics
On-time Arrival Performance for this Flight
On-time 39 67%
Late 7 12%
Very Late 8 13%
Excessive 4 6%
Canceled 0 0%
Diverted 0 0%
Total Flights 58
*Due to rounding approximations, values may not add up exactly to 100%
Aggregate Arrival Delay Statistics for this Flight
Observations 33
Average Delay (min.) 28.00
Standard Deviation 30.25
Min 0
Max 118
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