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(AS) Alaska Airlines 4735 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(MDT) Harrisburg International Airport

Middletown, PA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
8
42%
Late
2
11%
Very Late
1
5%
Excessive
6
32%
Cancelled
1
5%
Diverted
1
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
18
Total Delays ( > 1 min )
12
Codeshares
18
Average Delay (min.)
66.08333333333333
Standard Deviation
78.9
Min
0
Max
244

AS 4735 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 44%
Average Delay Time 66.08333333333333 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 44%
This flight has an on-time performance of 44%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 66.08333333333333 min
This flight has an average delay of 66.08333333333333 minutes with a standard deviation of 78.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.

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