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(AS) Alaska Airlines 4499 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(EWR) Newark Liberty International Airport

Newark, NJ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
28
90%
Late
0
0%
Very Late
0
0%
Excessive
2
6%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
30
Total Delays ( > 1 min )
12
Codeshares
30
Average Delay (min.)
17.083333333333332
Standard Deviation
24.7
Min
0
Max
79

AS 4499 On-Time Performance Details

Overall Rating
4.6 of 5
Very Good
Percentage On-Time 93%
Average Delay Time 17.083333333333332 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.6 shows that this flight has on-time performance characteristics better than 90% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 93%
This flight has an on-time performance of 93%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
4.2 of 5
Good
Average Delay Time 17.083333333333332 min
This flight has an average delay of 17.083333333333332 minutes with a standard deviation of 24.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.

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