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(WN) Southwest Airlines 4331 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(SMF) Sacramento International Airport

Sacramento, CA, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
78%
Late
2
5%
Very Late
0
0%
Excessive
6
16%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
37
Total Delays ( > 1 min )
16
Codeshares
0
Average Delay (min.)
35.8125
Standard Deviation
36.3
Min
0
Max
99

WN 4331 On-Time Performance Details

Overall Rating
2.0 of 5
Average
Percentage On-Time 78%
Average Delay Time 35.8125 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 39% of all other flights in the FlightStats database.
On-Time Performance Rating
2.3 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 46% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 35.8125 min
This flight has an average delay of 35.8125 minutes with a standard deviation of 36.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

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