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(AS) Alaska Airlines 4579 On-Time Performance Rating

Date Range:

01-Mar-2026 to 30-Apr-2026

(DFW) Dallas Fort Worth International Airport

Dallas, TX, US

(JAX) Jacksonville International Airport

Jacksonville, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
16
70%
Late
1
4%
Very Late
1
4%
Excessive
3
13%
Cancelled
1
4%
Diverted
1
4%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
22
Total Delays ( > 1 min )
7
Codeshares
22
Average Delay (min.)
77.14285714285714
Standard Deviation
120.5
Min
0
Max
342

AS 4579 On-Time Performance Details

Overall Rating
0.6 of 5
Poor
Percentage On-Time 73%
Average Delay Time 77.14285714285714 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 11% of all other flights in the FlightStats database.
On-Time Performance Rating
1.1 of 5
Poor
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 77.14285714285714 min
This flight has an average delay of 77.14285714285714 minutes with a standard deviation of 120.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.

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