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(AS) Alaska Airlines 4440 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-2026

(PHL) Philadelphia International Airport

Philadelphia, PA, US

(MEM) Memphis International Airport

Memphis, TN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
32
68%
Late
6
13%
Very Late
2
4%
Excessive
7
15%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
47
Total Delays ( > 1 min )
20
Codeshares
47
Average Delay (min.)
51.85
Standard Deviation
54.8
Min
0
Max
224

AS 4440 On-Time Performance Details

Overall Rating
0.7 of 5
Poor
Percentage On-Time 68%
Average Delay Time 51.85 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.7 shows that this flight has on-time performance characteristics better than 12% of all other flights in the FlightStats database.
On-Time Performance Rating
0.7 of 5
Poor
Percentage On-Time 68%
This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 14% of other flights.
Delay Performance
0.6 of 5
Poor
Average Delay Time 51.85 min
This flight has an average delay of 51.85 minutes with a standard deviation of 54.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.

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