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(AS) Alaska Airlines 4183 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(BUF) Buffalo Niagara International Airport

Buffalo, NY, US

(DCA) Ronald Reagan Washington National Airport

Washington, DC, US

On-Time Performance Chart

(using rounded numbers)
On-Time
37
77%
Late
2
4%
Very Late
0
0%
Excessive
6
13%
Cancelled
3
6%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
48
Total Delays ( > 1 min )
12
Codeshares
48
Average Delay (min.)
127.33333333333333
Standard Deviation
162.3
Min
0
Max
516

AS 4183 On-Time Performance Details

Overall Rating
1.4 of 5
Poor
Percentage On-Time 77%
Average Delay Time 127.33333333333333 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.4 shows that this flight has on-time performance characteristics better than 26% of all other flights in the FlightStats database.
On-Time Performance Rating
2.7 of 5
Average
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 54% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 127.33333333333333 min
This flight has an average delay of 127.33333333333333 minutes with a standard deviation of 162.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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