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(WN) Southwest Airlines 4042 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(SAT) San Antonio International Airport

San Antonio, TX, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
5
71%
Late
1
14%
Very Late
1
14%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
7
Total Delays ( > 1 min )
2
Codeshares
0
Average Delay (min.)
32
Standard Deviation
12.7
Min
0
Max
41

WN 4042 On-Time Performance Details

Overall Rating
2.2 of 5
Average
Percentage On-Time 71%
Average Delay Time 32 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2 shows that this flight has on-time performance characteristics better than 43% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 of 5
Average
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 32 min
This flight has an average delay of 32 minutes with a standard deviation of 12.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

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