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(WN) Southwest Airlines 1643 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(BNA) Nashville International Airport

Nashville, TN, US

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
18
95%
Late
1
5%
Very Late
0
0%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
7.166666666666667
Standard Deviation
8.3
Min
0
Max
22

WN 1643 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 95%
Average Delay Time 7.166666666666667 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 92% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 95%
This flight has an on-time performance of 95%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
4.4 of 5
Good
Average Delay Time 7.166666666666667 min
This flight has an average delay of 7.166666666666667 minutes with a standard deviation of 8.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.

Other Stops for WN 1643