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(AS) Alaska Airlines 1166 On-Time Performance Rating

Date Range:

01-Aug-2025 to 30-Sep-2025

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
40
74%
Late
6
11%
Very Late
0
0%
Excessive
6
11%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
53
Total Delays ( > 1 min )
16
Codeshares
0
Average Delay (min.)
39.3125
Standard Deviation
33.9
Min
0
Max
135

AS 1166 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 76%
Average Delay Time 39.3125 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 41% of all other flights in the FlightStats database.
On-Time Performance Rating
2.7 of 5
Average
Percentage On-Time 76%
This flight has an on-time performance of 76%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 54% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 39.3125 min
This flight has an average delay of 39.3125 minutes with a standard deviation of 33.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.