(AS) Alaska Airlines 4209 On-time Performance Rating

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AS 4209 Historical On-time Performance Ratings

Route:   Grand Rapids to Chicago
Date Range:   March 15, 2016 to May 15, 2016
Flight:   (AS) Alaska Airlines 4209
Departure Airport:   (GRR) Gerald R. Ford International Airport
Departure City   Grand Rapids, MI, US
Arrival Airport:   (ORD) O'Hare International Airport
Arrival City:   Chicago, IL, US

AS 4209 On-time Performance Rating Details

Overall Rating

4.8 of 5
Very Good
On-time:
Avg. Delay:
90%
11 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.8, shows that this flight has on-time performance characteristics better than 95% of all other flights in the FlightStats database.

On-time Performance

4.9 of 5
Very Good
On-time: 90%
This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.

Delay Performance

4.7 of 5
Very Good
Avg. Delay: 11 min
This flight has an average delay of 11 minutes with a standard deviation of 10.28 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 93% of other flights.

AS 4209 On-time Performance Summary

  On-time Performance
  Delay Statistics
On-time Arrival Performance for this Flight
On-time 56 90%
Late 5 8%
Very Late 1 1%
Excessive 0 0%
Canceled 0 0%
Diverted 0 0%
Total Flights 62
*Due to rounding approximations, values may not add up exactly to 100%
Aggregate Arrival Delay Statistics for this Flight
Observations 22
Average Delay (min.) 11.00
Standard Deviation 10.28
Min 0
Max 37
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