(WN) Southwest Airlines 309 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-2025

(DEN) Denver International Airport

Denver, CO, US

(BZN) Bozeman Yellowstone International Airport

Bozeman, MT, US

On-Time Performance Chart

(using rounded numbers)

On-Time

75%

Late

15%

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

15.3

Min

Max

WN 309 On-Time Performance Details

Overall Rating

2.9 of 5

Average

Percentage On-Time 75%

Average Delay Time 15 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 56% of all other flights in the FlightStats database.

On-Time Performance Rating

1.5 of 5

Poor

Percentage On-Time 75%

This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 31% of other flights.

Delay Performance

4.2 of 5

Good

Average Delay Time 15 min

This flight has an average delay of 15 minutes with a standard deviation of 15.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.