(WN) Southwest Airlines 143 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(HOU) Houston Hobby Airport

Houston, TX, US

(BNA) Nashville International Airport

Nashville, TN, US

On-Time Performance Chart

(using rounded numbers)

On-Time

45%

Late

15%

Very Late

20%

Excessive

20%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

33.628571428571426

Standard Deviation

43.3

Min

Max

251

WN 143 On-Time Performance Details

Overall Rating

1.1 of 5

Poor

Percentage On-Time 45%

Average Delay Time 33.628571428571426 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.1 shows that this flight has on-time performance characteristics better than 20% of all other flights in the FlightStats database.

On-Time Performance Rating

0.0 of 5

Very Poor

Percentage On-Time 45%

This flight has an on-time performance of 45%. 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

2.1 of 5

Average

Average Delay Time 33.628571428571426 min

This flight has an average delay of 33.628571428571426 minutes with a standard deviation of 43.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.