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(AS) Alaska Airlines 4636 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(CHS) Charleston International Airport

Charleston, SC, US

(DCA) Ronald Reagan Washington National Airport

Washington, DC, US

On-Time Performance Chart

(using rounded numbers)
On-Time
8
57%
Late
0
0%
Very Late
3
21%
Excessive
2
14%
Cancelled
1
7%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
14
Total Delays ( > 1 min )
7
Codeshares
14
Average Delay (min.)
42.57142857142857
Standard Deviation
32.9
Min
0
Max
98

AS 4636 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 57%
Average Delay Time 42.57142857142857 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 16% of all other flights in the FlightStats database.
On-Time Performance Rating
0.2 of 5
Very Poor
Percentage On-Time 57%
This flight has an on-time performance of 57%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 4% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 42.57142857142857 min
This flight has an average delay of 42.57142857142857 minutes with a standard deviation of 32.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.

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