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(WN) Southwest Airlines 4489 On-Time Performance Rating

Date Range:

01-Aug-2025 to 30-Sep-2025

(ONT) Ontario International Airport

Ontario, CA, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
12
46%
Late
2
8%
Very Late
3
12%
Excessive
9
35%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
26
Total Delays ( > 1 min )
17
Codeshares
0
Average Delay (min.)
60.294117647058826
Standard Deviation
48.8
Min
0
Max
196

WN 4489 On-Time Performance Details

Overall Rating
0.0 of 5
Very Poor
Percentage On-Time 46%
Average Delay Time 60.294117647058826 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 46%
This flight has an on-time performance of 46%. 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 60.294117647058826 min
This flight has an average delay of 60.294117647058826 minutes with a standard deviation of 48.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.