(AS) Alaska Airlines 4156 On-time Performance Rating

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AS 4156 Historical On-time Performance Ratings

Route:   Chicago to Richmond
Date Range:   September 15, 2016 to November 15, 2016
Flight:   (AS) Alaska Airlines 4156
Departure Airport:   (ORD) O'Hare International Airport
Departure City   Chicago, IL, US
Arrival Airport:   (RIC) Richmond International Airport (Byrd Field)
Arrival City:   Richmond, VA, US

AS 4156 On-time Performance Rating Details

Overall Rating

2.6 of 5
Average
On-time:
Avg. Delay:
77%
19 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6, shows that this flight has on-time performance characteristics better than 50% of all other flights in the FlightStats database.

On-time Performance

1.4 of 5
Poor
On-time: 77%
This flight has an on-time performance of 77%. 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

3.8 of 5
Good
Avg. Delay: 19 min
This flight has an average delay of 19 minutes with a standard deviation of 20.01 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 75% of other flights.

AS 4156 On-time Performance Summary

  On-time Performance
  Delay Statistics
On-time Arrival Performance for this Flight
On-time 48 77%
Late 5 8%
Very Late 4 6%
Excessive 3 4%
Canceled 2 3%
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 28
Average Delay (min.) 19.00
Standard Deviation 20.01
Min 0
Max 88
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