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(AS) Alaska Airlines 4377 On-Time Performance Rating

Date Range:

01-Feb-2026 to 31-Mar-2026

(DCA) Ronald Reagan Washington National Airport

Washington, DC, US

(ILM) Wilmington International Airport

Wilmington, NC, US

On-Time Performance Chart

(using rounded numbers)
On-Time
20
53%
Late
2
5%
Very Late
3
8%
Excessive
7
18%
Cancelled
3
8%
Diverted
3
8%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
16
Codeshares
35
Average Delay (min.)
45
Standard Deviation
36.6
Min
0
Max
118

AS 4377 On-Time Performance Details

Overall Rating
0.5 of 5
Very Poor
Percentage On-Time 57%
Average Delay Time 45 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.5 shows that this flight has on-time performance characteristics better than 8% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 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 0% of other flights.
Delay Performance
0.9 of 5
Poor
Average Delay Time 45 min
This flight has an average delay of 45 minutes with a standard deviation of 36.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.

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