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(AS) Alaska Airlines 4523 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(PHL) Philadelphia International Airport

Philadelphia, PA, US

(BUF) Buffalo Niagara International Airport

Buffalo, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
12
57%
Late
2
10%
Very Late
3
14%
Excessive
4
19%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
21
Total Delays ( > 1 min )
11
Codeshares
21
Average Delay (min.)
58.09090909090909
Standard Deviation
59.9
Min
0
Max
187

AS 4523 On-Time Performance Details

Overall Rating
0.4 of 5
Very Poor
Percentage On-Time 57%
Average Delay Time 58.09090909090909 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.4 shows that this flight has on-time performance characteristics better than 6% of all other flights in the FlightStats database.
On-Time Performance Rating
0.2 of 5
Very Poor
Percentage On-Time 57%
This flight has an on-time performance of 57%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 4% of other flights.
Delay Performance
0.5 of 5
Very Poor
Average Delay Time 58.09090909090909 min
This flight has an average delay of 58.09090909090909 minutes with a standard deviation of 59.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.

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