(WN) Southwest Airlines 3438 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-2026

(MKE) Milwaukee Mitchell International Airport

Milwaukee, WI, US

(DCA) Ronald Reagan Washington National Airport

Washington, DC, US

On-Time Performance Chart

(using rounded numbers)

On-Time

100%

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.)

Standard Deviation

2.8

Min

Max

WN 3438 On-Time Performance Details

Overall Rating

4.3 of 5

Good

Percentage On-Time 100%

Average Delay Time 9 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 85% of all other flights in the FlightStats database.

On-Time Performance Rating

4.8 of 5

Very Good

Percentage On-Time 100%

This flight has an on-time performance of 100%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.

Delay Performance

3.8 of 5

Good

Average Delay Time 9 min

This flight has an average delay of 9 minutes with a standard deviation of 2.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.