(AS) Alaska Airlines 4589 On-Time Performance Rating

Date Range:

01-Oct-2025 to 30-Nov-2025

(PHL) Philadelphia International Airport

Philadelphia, PA, US

(MEM) Memphis International Airport

Memphis, TN, US

On-Time Performance Chart

(using rounded numbers)

On-Time

81%

Late

12%

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

84.33333333333333

Standard Deviation

208.6

Min

Max

640

AS 4589 On-Time Performance Details

Overall Rating

1.8 of 5

Average

Percentage On-Time 81%

Average Delay Time 84.33333333333333 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 34% of all other flights in the FlightStats database.

On-Time Performance Rating

3.5 of 5

Average

Percentage On-Time 81%

This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 69% of other flights.

Delay Performance

0.0 of 5

Very Poor

Average Delay Time 84.33333333333333 min

This flight has an average delay of 84.33333333333333 minutes with a standard deviation of 208.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.