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(AS) Alaska Airlines 4509 On-Time Performance Rating

Date Range:

01-Jun-2025 to 31-Jul-2025

(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
25%
Late
2
13%
Very Late
1
6%
Excessive
8
50%
Cancelled
1
6%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
16
Total Delays ( > 1 min )
11
Codeshares
16
Average Delay (min.)
156.9090909090909
Standard Deviation
171.1
Min
0
Max
515

AS 4509 On-Time Performance Details

Overall Rating
0.0 of 5
Very Poor
Percentage On-Time 25%
Average Delay Time 156.9090909090909 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 25%
This flight has an on-time performance of 25%. 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
0.0 of 5
Very Poor
Average Delay Time 156.9090909090909 min
This flight has an average delay of 156.9090909090909 minutes with a standard deviation of 171.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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