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(AS) Alaska Airlines 522 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(PHL) Philadelphia International Airport

Philadelphia, PA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
18
86%
Late
1
5%
Very Late
1
5%
Excessive
1
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
21
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
22
Standard Deviation
24.9
Min
0
Max
80

AS 522 On-Time Performance Details

Overall Rating
3.9 of 5
Good
Percentage On-Time 86%
Average Delay Time 22 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.9 shows that this flight has on-time performance characteristics better than 77% of all other flights in the FlightStats database.
On-Time Performance Rating
4.2 of 5
Good
Percentage On-Time 86%
This flight has an on-time performance of 86%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 84% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 22 min
This flight has an average delay of 22 minutes with a standard deviation of 24.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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