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(AS) Alaska Airlines 4591 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(DCA) Ronald Reagan Washington National Airport

Washington, DC, US

(BGR) Bangor International Airport

Bangor, ME, US

On-Time Performance Chart

(using rounded numbers)
On-Time
28
49%
Late
2
4%
Very Late
4
7%
Excessive
16
28%
Cancelled
6
11%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
30
Codeshares
56
Average Delay (min.)
48.53333333333333
Standard Deviation
34
Min
0
Max
111

AS 4591 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 50%
Average Delay Time 48.53333333333333 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 2% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 50%
This flight has an on-time performance of 50%. 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
0.3 of 5
Very Poor
Average Delay Time 48.53333333333333 min
This flight has an average delay of 48.53333333333333 minutes with a standard deviation of 34 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 7% of other flights.