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(WN) Southwest Airlines 509 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(AUS) Austin-Bergstrom International Airport

Austin, TX, US

(BNA) Nashville International Airport

Nashville, TN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
8
62%
Late
4
31%
Very Late
0
0%
Excessive
1
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
13
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
26.666666666666668
Standard Deviation
42
Min
0
Max
137

WN 509 On-Time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 62%
Average Delay Time 26.666666666666668 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 35% of all other flights in the FlightStats database.
On-Time Performance Rating
0.5 of 5
Very Poor
Percentage On-Time 62%
This flight has an on-time performance of 62%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 10% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 26.666666666666668 min
This flight has an average delay of 26.666666666666668 minutes with a standard deviation of 42 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.

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