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(AS) Alaska Airlines 517 On-Time Performance Rating

Date Range:

15-Jul-2025 to 15-Sep-2025

(FLL) Fort Lauderdale-Hollywood International Airport

Fort Lauderdale, FL, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
35
58%
Late
8
13%
Very Late
7
12%
Excessive
9
15%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
38
Codeshares
0
Average Delay (min.)
39.6578947368421
Standard Deviation
59.6
Min
0
Max
339

AS 517 On-Time Performance Details

Overall Rating
0.8 of 5
Poor
Percentage On-Time 58%
Average Delay Time 39.6578947368421 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.8 shows that this flight has on-time performance characteristics better than 14% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 58%
This flight has an on-time performance of 58%. 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
1.5 of 5
Poor
Average Delay Time 39.6578947368421 min
This flight has an average delay of 39.6578947368421 minutes with a standard deviation of 59.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.