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(AS) Alaska Airlines 4538 On-Time Performance Rating

Date Range:

01-Aug-2025 to 30-Sep-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(DCA) Ronald Reagan Washington National Airport

Washington, DC, US

On-Time Performance Chart

(using rounded numbers)
On-Time
22
76%
Late
2
7%
Very Late
1
3%
Excessive
3
10%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
28
Total Delays ( > 1 min )
8
Codeshares
28
Average Delay (min.)
64
Standard Deviation
100.2
Min
0
Max
306

AS 4538 On-Time Performance Details

Overall Rating
1.9 of 5
Average
Percentage On-Time 79%
Average Delay Time 64 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9 shows that this flight has on-time performance characteristics better than 37% of all other flights in the FlightStats database.
On-Time Performance Rating
3.5 of 5
Average
Percentage On-Time 79%
This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 69% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 64 min
This flight has an average delay of 64 minutes with a standard deviation of 100.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 5% of other flights.

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