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(AS) Alaska Airlines 4289 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
24
83%
Late
1
3%
Very Late
2
7%
Excessive
1
3%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
29
Total Delays ( > 1 min )
6
Codeshares
29
Average Delay (min.)
24.333333333333332
Standard Deviation
17.1
Min
0
Max
51

AS 4289 On-Time Performance Details

Overall Rating
3.5 of 5
Average
Percentage On-Time 83%
Average Delay Time 24.333333333333332 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.5 shows that this flight has on-time performance characteristics better than 69% of all other flights in the FlightStats database.
On-Time Performance Rating
3.9 of 5
Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 24.333333333333332 min
This flight has an average delay of 24.333333333333332 minutes with a standard deviation of 17.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.

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