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(WN) Southwest Airlines 559 On-Time Performance Rating

Date Range:

15-Jul-2025 to 15-Sep-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(BNA) Nashville International Airport

Nashville, TN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
27
75%
Late
2
6%
Very Late
2
6%
Excessive
4
11%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
16
Codeshares
0
Average Delay (min.)
51
Standard Deviation
101.3
Min
0
Max
408

WN 559 On-Time Performance Details

Overall Rating
2.2 of 5
Average
Percentage On-Time 77%
Average Delay Time 51 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2 shows that this flight has on-time performance characteristics better than 42% of all other flights in the FlightStats database.
On-Time Performance Rating
3.6 of 5
Good
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 73% of other flights.
Delay Performance
0.7 of 5
Poor
Average Delay Time 51 min
This flight has an average delay of 51 minutes with a standard deviation of 101.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.

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