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(AS) Alaska Airlines 1540 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-2026

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(SMF) Sacramento International Airport

Sacramento, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
23
92%
Late
0
0%
Very Late
0
0%
Excessive
2
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
19.5
Standard Deviation
21.2
Min
0
Max
48

AS 1540 On-Time Performance Details

Overall Rating
4.4 of 5
Good
Percentage On-Time 92%
Average Delay Time 19.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.4 shows that this flight has on-time performance characteristics better than 86% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 92%
This flight has an on-time performance of 92%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 19.5 min
This flight has an average delay of 19.5 minutes with a standard deviation of 21.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.

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