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(AS) Alaska Airlines 4478 On-Time Performance Rating

Date Range:

15-Jul-2025 to 15-Sep-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(MKE) Milwaukee Mitchell International Airport

Milwaukee, WI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
5
63%
Late
0
0%
Very Late
0
0%
Excessive
3
38%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
8
Total Delays ( > 1 min )
4
Codeshares
8
Average Delay (min.)
64.25
Standard Deviation
48.4
Min
0
Max
127

AS 4478 On-Time Performance Details

Overall Rating
1.0 of 5
Poor
Percentage On-Time 63%
Average Delay Time 64.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1 shows that this flight has on-time performance characteristics better than 19% of all other flights in the FlightStats database.
On-Time Performance Rating
1.2 of 5
Poor
Percentage On-Time 63%
This flight has an on-time performance of 63%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 24% of other flights.
Delay Performance
0.8 of 5
Poor
Average Delay Time 64.25 min
This flight has an average delay of 64.25 minutes with a standard deviation of 48.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 16% of other flights.

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