(WN) Southwest Airlines 819 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-2025

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)

On-Time

71%

Late

Very Late

Excessive

14%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

Standard Deviation

37.9

Min

Max

135

WN 819 On-Time Performance Details

Overall Rating

0.8 of 5

Poor

Percentage On-Time 71%

Average Delay Time 47 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.8 shows that this flight has on-time performance characteristics better than 15% of all other flights in the FlightStats database.

On-Time Performance Rating

0.8 of 5

Poor

Percentage On-Time 71%

This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 16% of other flights.

Delay Performance

0.8 of 5

Poor

Average Delay Time 47 min

This flight has an average delay of 47 minutes with a standard deviation of 37.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 16% of other flights.