background

(AS) Alaska Airlines 3420 On-Time Performance Rating

Date Range:

01-Apr-2026 to 31-May-2026

(STS) Charles M. Schulz Sonoma County Airport

Santa Rosa, CA, US

(SAN) San Diego International Airport

San Diego, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
14
64%
Late
2
9%
Very Late
2
9%
Excessive
2
9%
Cancelled
0
0%
Diverted
2
9%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
20
Total Delays ( > 1 min )
14
Codeshares
20
Average Delay (min.)
20.071428571428573
Standard Deviation
19.1
Min
0
Max
59

AS 3420 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 70%
Average Delay Time 20.071428571428573 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 44% of all other flights in the FlightStats database.
On-Time Performance Rating
0.7 of 5
Poor
Percentage On-Time 70%
This flight has an on-time performance of 70%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 14% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 20.071428571428573 min
This flight has an average delay of 20.071428571428573 minutes with a standard deviation of 19.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.