(WN) Southwest Airlines 398 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(MDW) Chicago Midway International Airport

Chicago, IL, US

(AUS) Austin-Bergstrom International Airport

Austin, TX, US

On-Time Performance Chart

(using rounded numbers)

On-Time

89%

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.)

13.7

Standard Deviation

11.9

Min

Max

WN 398 On-Time Performance Details

Overall Rating

4.6 of 5

Very Good

Percentage On-Time 89%

Average Delay Time 13.7 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.6 shows that this flight has on-time performance characteristics better than 90% of all other flights in the FlightStats database.

On-Time Performance Rating

4.7 of 5

Very Good

Percentage On-Time 89%

This flight has an on-time performance of 89%. 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

4.4 of 5

Good

Average Delay Time 13.7 min

This flight has an average delay of 13.7 minutes with a standard deviation of 11.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.