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(AS) Alaska Airlines 4425 On-Time Performance Rating

Date Range:

01-Apr-2026 to 31-May-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
30
77%
Late
1
3%
Very Late
2
5%
Excessive
5
13%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
39
Total Delays ( > 1 min )
13
Codeshares
39
Average Delay (min.)
47.84615384615385
Standard Deviation
68.1
Min
0
Max
257

AS 4425 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 77%
Average Delay Time 47.84615384615385 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 23% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 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 34% of other flights.
Delay Performance
0.7 of 5
Poor
Average Delay Time 47.84615384615385 min
This flight has an average delay of 47.84615384615385 minutes with a standard deviation of 68.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.

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