(WN) Southwest Airlines 597 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(BNA) Nashville International Airport

Nashville, TN, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)

On-Time

92%

Late

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.)

17.333333333333332

Standard Deviation

14.3

Min

Max

WN 597 On-Time Performance Details

Overall Rating

4.2 of 5

Good

Percentage On-Time 92%

Average Delay Time 17.333333333333332 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.2 shows that this flight has on-time performance characteristics better than 82% of all other flights in the FlightStats database.

On-Time Performance Rating

4.7 of 5

Very Good

Percentage On-Time 92%

This flight has an on-time performance of 92%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 95% of other flights.

Delay Performance

3.6 of 5

Good

Average Delay Time 17.333333333333332 min

This flight has an average delay of 17.333333333333332 minutes with a standard deviation of 14.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.