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(AS) Alaska Airlines 4579 On-time Performance Rating

Date Range:

15-Jul-2018 to 15-Sep-2018

(GJT) Grand Junction Regional Airport

Grand Junction, CO, US

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
62
95%
Late
1
2%
Very Late
0
0%
Excessive
1
2%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
64
Total Delays ( > 1 min )
7
Codeshares
64
Average Delay (min.)
38
Standard Deviation
80.1
Min
2
Max
219

AS 4579 On-time Performance Details

Overall Rating
3.5 of 5
Average
Percentage On-Time 97%
Average Delay Time 38 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.5 shows that this flight has on-time performance characteristics better than 68% of all other flights in the FlightStats database.
On-time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 97%
This flight has an on-time performance of 97%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 38 min
This flight has an average delay of 38 minutes with a standard deviation of 80.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.