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(AS) Alaska Airlines 519 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(LAX) Los Angeles International Airport

Los Angeles, CA, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
15
45%
Late
6
18%
Very Late
2
6%
Excessive
10
30%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
33
Total Delays ( > 1 min )
22
Codeshares
0
Average Delay (min.)
46.18181818181818
Standard Deviation
41.7
Min
0
Max
178

AS 519 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 46%
Average Delay Time 46.18181818181818 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3 shows that this flight has on-time performance characteristics better than 5% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 46%
This flight has an on-time performance of 46%. 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
0.6 of 5
Poor
Average Delay Time 46.18181818181818 min
This flight has an average delay of 46.18181818181818 minutes with a standard deviation of 41.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.

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