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(AS) Alaska Airlines 4187 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(DCA) Ronald Reagan Washington National Airport

Washington, DC, US

(JAX) Jacksonville International Airport

Jacksonville, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
27
56%
Late
4
8%
Very Late
7
15%
Excessive
10
21%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
48
Total Delays ( > 1 min )
30
Codeshares
48
Average Delay (min.)
59.233333333333334
Standard Deviation
110.5
Min
0
Max
606

AS 4187 On-Time Performance Details

Overall Rating
0.0 of 5
Very Poor
Percentage On-Time 56%
Average Delay Time 59.233333333333334 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 56%
This flight has an on-time performance of 56%. 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
0.0 of 5
Very Poor
Average Delay Time 59.233333333333334 min
This flight has an average delay of 59.233333333333334 minutes with a standard deviation of 110.5 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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