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(AS) Alaska Airlines 4577 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(CLT) Charlotte Douglas International Airport

Charlotte, NC, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
45
74%
Late
4
7%
Very Late
2
3%
Excessive
3
5%
Cancelled
6
10%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
15
Codeshares
60
Average Delay (min.)
27.6
Standard Deviation
25.1
Min
0
Max
83

AS 4577 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 75%
Average Delay Time 27.6 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 53% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
3.3 of 5
Average
Average Delay Time 27.6 min
This flight has an average delay of 27.6 minutes with a standard deviation of 25.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.