(WN) Southwest Airlines 398 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(HOU) Houston Hobby Airport

Houston, TX, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)

On-Time

67%

Late

33%

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.)

10.333333333333334

Standard Deviation

9.3

Min

Max

WN 398 On-Time Performance Details

Overall Rating

3.0 of 5

Average

Percentage On-Time 67%

Average Delay Time 10.333333333333334 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 59% of all other flights in the FlightStats database.

On-Time Performance Rating

1.7 of 5

Average

Percentage On-Time 67%

This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.

Delay Performance

4.3 of 5

Good

Average Delay Time 10.333333333333334 min

This flight has an average delay of 10.333333333333334 minutes with a standard deviation of 9.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 86% of other flights.