(WN) Southwest Airlines 331 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

On-Time Performance Chart

(using rounded numbers)

On-Time

26%

Late

16%

Very Late

21%

Excessive

37%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

61.23529411764706

Standard Deviation

52.9

Min

Max

196

WN 331 On-Time Performance Details

Overall Rating

0.1 of 5

Very Poor

Percentage On-Time 26%

Average Delay Time 61.23529411764706 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 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 26%

This flight has an on-time performance of 26%. 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

0.1 of 5

Very Poor

Average Delay Time 61.23529411764706 min

This flight has an average delay of 61.23529411764706 minutes with a standard deviation of 52.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 1% of other flights.