background

(AS) Alaska Airlines 2121 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(SAN) San Diego International Airport

San Diego, CA, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
6
27%
Late
2
9%
Very Late
1
5%
Excessive
6
27%
Cancelled
5
23%
Diverted
2
9%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
20
Total Delays ( > 1 min )
9
Codeshares
20
Average Delay (min.)
66.77777777777777
Standard Deviation
42.8
Min
0
Max
165

AS 2121 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 30%
Average Delay Time 66.77777777777777 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 2% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 30%
This flight has an on-time performance of 30%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 66.77777777777777 min
This flight has an average delay of 66.77777777777777 minutes with a standard deviation of 42.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 7% of other flights.

Other Stops for AS 2121