(WN) Southwest Airlines 1138 On-Time Performance Rating

Date Range:

01-Aug-2025 to 30-Sep-2025

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)

On-Time

65%

Late

Very Late

Excessive

18%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

53.125

Standard Deviation

Min

Max

301

WN 1138 On-Time Performance Details

Overall Rating

0.2 of 5

Very Poor

Percentage On-Time 66%

Average Delay Time 53.125 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 2% of all other flights in the FlightStats database.

On-Time Performance Rating

0.2 of 5

Very Poor

Percentage On-Time 66%

This flight has an on-time performance of 66%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 4% of other flights.

Delay Performance

0.1 of 5

Very Poor

Average Delay Time 53.125 min

This flight has an average delay of 53.125 minutes with a standard deviation of 69 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.