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(AS) Alaska Airlines 4631 On-Time Performance Rating

Date Range:

15-Jun-2025 to 15-Aug-2025

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(YUM) Yuma International Airport

Yuma, AZ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
31
84%
Late
1
3%
Very Late
1
3%
Excessive
3
8%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
9
Codeshares
37
Average Delay (min.)
101
Standard Deviation
208.6
Min
0
Max
649

AS 4631 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 84%
Average Delay Time 101 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 48% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 84%
This flight has an on-time performance of 84%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 97% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 101 min
This flight has an average delay of 101 minutes with a standard deviation of 208.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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