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(AS) Alaska Airlines 1331 On-Time Performance Rating

Date Range:

01-Aug-2026 to 30-Sep-2026

(STS) Charles M. Schulz Sonoma County Airport

Santa Rosa, CA, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
37
84%
Late
4
9%
Very Late
1
2%
Excessive
1
2%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
43
Total Delays ( > 1 min )
16
Codeshares
0
Average Delay (min.)
19.5625
Standard Deviation
28.4
Min
0
Max
121

AS 1331 On-Time Performance Details

Overall Rating
4.5 of 5
Good
Percentage On-Time 86%
Average Delay Time 19.5625 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 89% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 86%
This flight has an on-time performance of 86%. 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
4.2 of 5
Good
Average Delay Time 19.5625 min
This flight has an average delay of 19.5625 minutes with a standard deviation of 28.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.

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