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(AS) Alaska Airlines 4515 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(GSO) Piedmont Triad International Airport

Greensboro/High Point, NC, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
43
83%
Late
6
12%
Very Late
0
0%
Excessive
1
2%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
51
Total Delays ( > 1 min )
12
Codeshares
51
Average Delay (min.)
20.416666666666668
Standard Deviation
26.6
Min
0
Max
101

AS 4515 On-Time Performance Details

Overall Rating
4.5 of 5
Good
Percentage On-Time 84%
Average Delay Time 20.416666666666668 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.5 shows that this flight has on-time performance characteristics better than 88% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 84%
This flight has an on-time performance of 84%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 20.416666666666668 min
This flight has an average delay of 20.416666666666668 minutes with a standard deviation of 26.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.