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(AS) Alaska Airlines 4488 On-Time Performance Rating

Date Range:

15-Jun-2026 to 15-Aug-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(DSM) Des Moines International Airport

Des Moines, IA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
4
36%
Late
1
9%
Very Late
1
9%
Excessive
5
45%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
11
Total Delays ( > 1 min )
7
Codeshares
11
Average Delay (min.)
68.57142857142857
Standard Deviation
33.6
Min
0
Max
117

AS 4488 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 36%
Average Delay Time 68.57142857142857 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3 shows that this flight has on-time performance characteristics better than 4% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 36%
This flight has an on-time performance of 36%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.5 of 5
Very Poor
Average Delay Time 68.57142857142857 min
This flight has an average delay of 68.57142857142857 minutes with a standard deviation of 33.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 10% of other flights.

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