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(AS) Alaska Airlines 4579 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(GRR) Grand Rapids Gerald R. Ford International Airport

Grand Rapids, MI, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
6
86%
Late
1
14%
Very Late
0
0%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
7
Total Delays ( > 1 min )
4
Codeshares
7
Average Delay (min.)
10
Standard Deviation
4.8
Min
0
Max
15

AS 4579 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 86%
Average Delay Time 10 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 74% of all other flights in the FlightStats database.
On-Time Performance Rating
3.6 of 5
Good
Percentage On-Time 86%
This flight has an on-time performance of 86%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 73% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 10 min
This flight has an average delay of 10 minutes with a standard deviation of 4.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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