background

(AS) Alaska Airlines 4136 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(DSM) Des Moines International Airport

Des Moines, IA, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
10
77%
Late
0
0%
Very Late
0
0%
Excessive
3
23%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
13
Total Delays ( > 1 min )
5
Codeshares
13
Average Delay (min.)
51.6
Standard Deviation
42.6
Min
0
Max
98

AS 4136 On-Time Performance Details

Overall Rating
2.0 of 5
Average
Percentage On-Time 77%
Average Delay Time 51.6 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 39% of all other flights in the FlightStats database.
On-Time Performance Rating
2.9 of 5
Average
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.
Delay Performance
1.1 of 5
Poor
Average Delay Time 51.6 min
This flight has an average delay of 51.6 minutes with a standard deviation of 42.6 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 4136