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(AS) Alaska Airlines 4427 On-Time Performance Rating

Date Range:

01-Sep-2025 to 31-Oct-2025

(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
20
69%
Late
2
7%
Very Late
3
10%
Excessive
3
10%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
28
Total Delays ( > 1 min )
10
Codeshares
28
Average Delay (min.)
104.1
Standard Deviation
177.3
Min
0
Max
587

AS 4427 On-Time Performance Details

Overall Rating
0.6 of 5
Poor
Percentage On-Time 71%
Average Delay Time 104.1 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 10% of all other flights in the FlightStats database.
On-Time Performance Rating
1.1 of 5
Poor
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 104.1 min
This flight has an average delay of 104.1 minutes with a standard deviation of 177.3 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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