(CA) Air China 4657 On-time Performance Rating

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CA 4657 Historical On-time Performance Ratings

Route:   Qingdao to Beijing
Date Range:   February 15, 2017 to April 15, 2017
Flight:   (CA) Air China 4657
Departure Airport:   (TAO) Qingdao Liuting International Airport
Departure City   CN
Arrival Airport:   (PEK) Beijing Capital International Airport
Arrival City:   Beijing, CN

CA 4657 On-time Performance Rating Details

Overall Rating

2.1 of 5
Average
On-time:
Avg. Delay:
64%
20 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1, shows that this flight has on-time performance characteristics better than 40% of all other flights in the FlightStats database.

On-time Performance

0.1 of 5
Very Poor
On-time: 64%
This flight has an on-time performance of 64%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 1% of other flights.

Delay Performance

4.1 of 5
Good
Avg. Delay: 20 min
This flight has an average delay of 20 minutes with a standard deviation of 23.87 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 81% of other flights.

CA 4657 On-time Performance Summary

  On-time Performance
  Delay Statistics
On-time Arrival Performance for this Flight
On-time 27 64%
Late 10 23%
Very Late 1 2%
Excessive 4 9%
Canceled 0 0%
Diverted 0 0%
Total Flights 42
*Due to rounding approximations, values may not add up exactly to 100%
Aggregate Arrival Delay Statistics for this Flight
Observations 27
Average Delay (min.) 20.00
Standard Deviation 23.87
Min 0
Max 97
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