(WN) Southwest Airlines 3866 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

(LIT) Bill and Hillary Clinton National Airport

Little Rock, AR, US

On-Time Performance Chart

(using rounded numbers)

On-Time

71%

Late

29%

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

11.333333333333334

Standard Deviation

8.6

Min

Max

WN 3866 On-Time Performance Details

Overall Rating

3.1 of 5

Average

Percentage On-Time 71%

Average Delay Time 11.333333333333334 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.1 shows that this flight has on-time performance characteristics better than 60% of all other flights in the FlightStats database.

On-Time Performance Rating

1.9 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 38% of other flights.

Delay Performance

4.2 of 5

Good

Average Delay Time 11.333333333333334 min

This flight has an average delay of 11.333333333333334 minutes with a standard deviation of 8.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.