background

(AS) Alaska Airlines 4004 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(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
40
82%
Late
2
4%
Very Late
0
0%
Excessive
5
10%
Cancelled
0
0%
Diverted
2
4%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
47
Total Delays ( > 1 min )
11
Codeshares
47
Average Delay (min.)
46.81818181818182
Standard Deviation
51.6
Min
0
Max
171

AS 4004 On-Time Performance Details

Overall Rating
2.8 of 5
Average
Percentage On-Time 85%
Average Delay Time 46.81818181818182 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.8 shows that this flight has on-time performance characteristics better than 55% of all other flights in the FlightStats database.
On-Time Performance Rating
4.5 of 5
Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 90% of other flights.
Delay Performance
1.1 of 5
Poor
Average Delay Time 46.81818181818182 min
This flight has an average delay of 46.81818181818182 minutes with a standard deviation of 51.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 21% of other flights.

Other Stops for AS 4004