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(AS) Alaska Airlines 4440 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-2026

(MEM) Memphis International Airport

Memphis, TN, US

(PHL) Philadelphia International Airport

Philadelphia, PA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
63%
Late
3
7%
Very Late
3
7%
Excessive
10
22%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
46
Total Delays ( > 1 min )
20
Codeshares
46
Average Delay (min.)
57.8
Standard Deviation
52.7
Min
0
Max
212

AS 4440 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 63%
Average Delay Time 57.8 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 3% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 63%
This flight has an on-time performance of 63%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 3% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 57.8 min
This flight has an average delay of 57.8 minutes with a standard deviation of 52.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 5% of other flights.

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