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(AS) Alaska Airlines 4791 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(DSM) Des Moines International Airport

Des Moines, IA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
25
81%
Late
2
6%
Very Late
1
3%
Excessive
3
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
31
Total Delays ( > 1 min )
11
Codeshares
31
Average Delay (min.)
29.636363636363637
Standard Deviation
36.8
Min
0
Max
130

AS 4791 On-Time Performance Details

Overall Rating
3.3 of 5
Average
Percentage On-Time 81%
Average Delay Time 29.636363636363637 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.3 shows that this flight has on-time performance characteristics better than 64% of all other flights in the FlightStats database.
On-Time Performance Rating
3.6 of 5
Good
Percentage On-Time 81%
This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 73% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 29.636363636363637 min
This flight has an average delay of 29.636363636363637 minutes with a standard deviation of 36.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.

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