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(AS) Alaska Airlines 4589 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(STS) Charles M. Schulz Sonoma County Airport

Santa Rosa, CA, US

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
20
74%
Late
3
11%
Very Late
0
0%
Excessive
4
15%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
27
Total Delays ( > 1 min )
12
Codeshares
27
Average Delay (min.)
64.58333333333333
Standard Deviation
84.5
Min
0
Max
223

AS 4589 On-Time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 74%
Average Delay Time 64.58333333333333 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 35% of all other flights in the FlightStats database.
On-Time Performance Rating
3.3 of 5
Average
Percentage On-Time 74%
This flight has an on-time performance of 74%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 66% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 64.58333333333333 min
This flight has an average delay of 64.58333333333333 minutes with a standard deviation of 84.5 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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