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(AS) Alaska Airlines 4534 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(MIA) Miami International Airport

Miami, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
18
78%
Late
2
9%
Very Late
1
4%
Excessive
2
9%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
23
Total Delays ( > 1 min )
12
Codeshares
23
Average Delay (min.)
24.583333333333332
Standard Deviation
30.5
Min
0
Max
99

AS 4534 On-Time Performance Details

Overall Rating
3.5 of 5
Average
Percentage On-Time 78%
Average Delay Time 24.583333333333332 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
3.3 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 66% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 24.583333333333332 min
This flight has an average delay of 24.583333333333332 minutes with a standard deviation of 30.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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