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(AS) Alaska Airlines 4737 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(MEM) Memphis International Airport

Memphis, TN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
19
66%
Late
2
7%
Very Late
1
3%
Excessive
6
21%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
28
Total Delays ( > 1 min )
10
Codeshares
28
Average Delay (min.)
51.6
Standard Deviation
34.2
Min
0
Max
111

AS 4737 On-Time Performance Details

Overall Rating
1.3 of 5
Poor
Percentage On-Time 68%
Average Delay Time 51.6 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.3 shows that this flight has on-time performance characteristics better than 25% of all other flights in the FlightStats database.
On-Time Performance Rating
1.5 of 5
Poor
Percentage On-Time 68%
This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 31% of other flights.
Delay Performance
1.1 of 5
Poor
Average Delay Time 51.6 min
This flight has an average delay of 51.6 minutes with a standard deviation of 34.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 21% of other flights.

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