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(AS) Alaska Airlines 4528 On-Time Performance Rating

Date Range:

01-Jun-2026 to 31-Jul-2026

(MKE) Milwaukee Mitchell International Airport

Milwaukee, WI, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
5
45%
Late
0
0%
Very Late
2
18%
Excessive
2
18%
Cancelled
2
18%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
11
Total Delays ( > 1 min )
6
Codeshares
11
Average Delay (min.)
61.166666666666664
Standard Deviation
68.2
Min
0
Max
154

AS 4528 On-Time Performance Details

Overall Rating
0.5 of 5
Very Poor
Percentage On-Time 46%
Average Delay Time 61.166666666666664 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.5 shows that this flight has on-time performance characteristics better than 9% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 46%
This flight has an on-time performance of 46%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
0.9 of 5
Poor
Average Delay Time 61.166666666666664 min
This flight has an average delay of 61.166666666666664 minutes with a standard deviation of 68.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.

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