(WN) Southwest Airlines 3581 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

(MCI) Kansas City International Airport

Kansas City, MO, US

On-Time Performance Chart

(using rounded numbers)

On-Time

54%

Late

18%

Very Late

Excessive

21%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

33.63157894736842

Standard Deviation

27.7

Min

Max

102

WN 3581 On-Time Performance Details

Overall Rating

1.2 of 5

Poor

Percentage On-Time 54%

Average Delay Time 33.63157894736842 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 22% of all other flights in the FlightStats database.

On-Time Performance Rating

0.0 of 5

Very Poor

Percentage On-Time 54%

This flight has an on-time performance of 54%. 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

2.3 of 5

Average

Average Delay Time 33.63157894736842 min

This flight has an average delay of 33.63157894736842 minutes with a standard deviation of 27.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.