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(WN) Southwest Airlines 455 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(BNA) Nashville International Airport

Nashville, TN, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
8
73%
Late
1
9%
Very Late
1
9%
Excessive
0
0%
Cancelled
1
9%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
11
Total Delays ( > 1 min )
6
Codeshares
0
Average Delay (min.)
13.5
Standard Deviation
9.6
Min
0
Max
31

WN 455 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 73%
Average Delay Time 13.5 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 57% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 of 5
Average
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 13.5 min
This flight has an average delay of 13.5 minutes with a standard deviation of 9.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.

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