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(AS) Alaska Airlines 4 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(DCA) Ronald Reagan Washington National Airport

Washington, DC, US

On-Time Performance Chart

(using rounded numbers)
On-Time
53
87%
Late
0
0%
Very Late
2
3%
Excessive
4
7%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
12
Codeshares
0
Average Delay (min.)
40
Standard Deviation
56.5
Min
0
Max
205

AS 4 On-Time Performance Details

Overall Rating
3.5 of 5
Average
Percentage On-Time 88%
Average Delay Time 40 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.5 shows that this flight has on-time performance characteristics better than 68% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 88%
This flight has an on-time performance of 88%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 40 min
This flight has an average delay of 40 minutes with a standard deviation of 56.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.