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(AS) Alaska Airlines 4636 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-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
18
51%
Late
4
11%
Very Late
3
9%
Excessive
6
17%
Cancelled
3
9%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
34
Total Delays ( > 1 min )
17
Codeshares
34
Average Delay (min.)
42.8235294117647
Standard Deviation
34.3
Min
0
Max
131

AS 4636 On-Time Performance Details

Overall Rating
0.8 of 5
Poor
Percentage On-Time 53%
Average Delay Time 42.8235294117647 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 53%
This flight has an on-time performance of 53%. 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 42.8235294117647 min
This flight has an average delay of 42.8235294117647 minutes with a standard deviation of 34.3 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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