(WN) Southwest Airlines 271 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(MDW) Chicago Midway International Airport

Chicago, IL, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)

On-Time

78%

Late

17%

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.)

17.833333333333332

Standard Deviation

8.2

Min

Max

WN 271 On-Time Performance Details

Overall Rating

3.4 of 5

Average

Percentage On-Time 78%

Average Delay Time 17.833333333333332 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.4 shows that this flight has on-time performance characteristics better than 66% of all other flights in the FlightStats database.

On-Time Performance Rating

2.9 of 5

Average

Percentage On-Time 78%

This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.

Delay Performance

3.8 of 5

Good

Average Delay Time 17.833333333333332 min

This flight has an average delay of 17.833333333333332 minutes with a standard deviation of 8.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.