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(AS) Alaska Airlines 4539 On-Time Performance Rating

Date Range:

01-Mar-2025 to 30-Apr-2025

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

(DFW) Dallas Fort Worth International Airport

Dallas, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
45
74%
Late
4
7%
Very Late
1
2%
Excessive
8
13%
Cancelled
3
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
25
Codeshares
61
Average Delay (min.)
46.2
Standard Deviation
75.3
Min
0
Max
355

AS 4539 On-Time Performance Details

Overall Rating
0.6 of 5
Poor
Percentage On-Time 74%
Average Delay Time 46.2 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 10% of all other flights in the FlightStats database.
On-Time Performance Rating
0.8 of 5
Poor
Percentage On-Time 74%
This flight has an on-time performance of 74%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 16% of other flights.
Delay Performance
0.3 of 5
Very Poor
Average Delay Time 46.2 min
This flight has an average delay of 46.2 minutes with a standard deviation of 75.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 7% of other flights.