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(WN) Southwest Airlines 431 On-Time Performance Rating

Date Range:

01-Oct-2025 to 30-Nov-2025

(DEN) Denver International Airport

Denver, CO, US

(HOU) Houston Hobby Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
23
74%
Late
4
13%
Very Late
2
6%
Excessive
2
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
31
Total Delays ( > 1 min )
19
Codeshares
0
Average Delay (min.)
17.36842105263158
Standard Deviation
18.5
Min
0
Max
61

WN 431 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 74%
Average Delay Time 17.36842105263158 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 57% of all other flights in the FlightStats database.
On-Time Performance Rating
1.5 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 31% of other flights.
Delay Performance
4.3 of 5
Good
Average Delay Time 17.36842105263158 min
This flight has an average delay of 17.36842105263158 minutes with a standard deviation of 18.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 86% of other flights.

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