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(WN) Southwest Airlines 459 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(BNA) Nashville International Airport

Nashville, TN, US

(BWI) Baltimore Washington International Airport

Baltimore, MD, US

On-Time Performance Chart

(using rounded numbers)
On-Time
26
84%
Late
0
0%
Very Late
1
3%
Excessive
1
3%
Cancelled
2
6%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
30
Total Delays ( > 1 min )
4
Codeshares
0
Average Delay (min.)
21.75
Standard Deviation
19.9
Min
0
Max
46

WN 459 On-Time Performance Details

Overall Rating
4.0 of 5
Good
Percentage On-Time 87%
Average Delay Time 21.75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4 shows that this flight has on-time performance characteristics better than 78% of all other flights in the FlightStats database.
On-Time Performance Rating
4.6 of 5
Very Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 92% of other flights.
Delay Performance
3.3 of 5
Average
Average Delay Time 21.75 min
This flight has an average delay of 21.75 minutes with a standard deviation of 19.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.

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