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(AS) Alaska Airlines 4135 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(JAX) Jacksonville International Airport

Jacksonville, FL, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
19
59%
Late
1
3%
Very Late
1
3%
Excessive
9
28%
Cancelled
0
0%
Diverted
2
6%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
30
Total Delays ( > 1 min )
15
Codeshares
30
Average Delay (min.)
78.4
Standard Deviation
80.3
Min
0
Max
305

AS 4135 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 63%
Average Delay Time 78.4 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3 shows that this flight has on-time performance characteristics better than 4% of all other flights in the FlightStats database.
On-Time Performance Rating
0.5 of 5
Very Poor
Percentage On-Time 63%
This flight has an on-time performance of 63%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 10% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 78.4 min
This flight has an average delay of 78.4 minutes with a standard deviation of 80.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

Other Stops for AS 4135