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(AS) Alaska Airlines 4579 On-Time Performance Rating

Date Range:

15-Jul-2025 to 15-Sep-2025

(CLT) Charlotte Douglas International Airport

Charlotte, NC, US

(PHL) Philadelphia International Airport

Philadelphia, PA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
14
70%
Late
2
10%
Very Late
1
5%
Excessive
3
15%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
20
Total Delays ( > 1 min )
9
Codeshares
20
Average Delay (min.)
70.22222222222223
Standard Deviation
102.9
Min
0
Max
311

AS 4579 On-Time Performance Details

Overall Rating
1.0 of 5
Poor
Percentage On-Time 70%
Average Delay Time 70.22222222222223 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1 shows that this flight has on-time performance characteristics better than 18% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 of 5
Average
Percentage On-Time 70%
This flight has an on-time performance of 70%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.
Delay Performance
0.2 of 5
Very Poor
Average Delay Time 70.22222222222223 min
This flight has an average delay of 70.22222222222223 minutes with a standard deviation of 102.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 4% of other flights.

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