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(WN) Southwest Airlines 4159 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(BNA) Nashville International Airport

Nashville, TN, US

(MCO) Orlando International Airport

Orlando, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
74%
Late
5
13%
Very Late
2
5%
Excessive
3
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
39
Total Delays ( > 1 min )
21
Codeshares
0
Average Delay (min.)
19.80952380952381
Standard Deviation
22.5
Min
0
Max
81

WN 4159 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 74%
Average Delay Time 19.80952380952381 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 52% of all other flights in the FlightStats database.
On-Time Performance Rating
1.2 of 5
Poor
Percentage On-Time 74%
This flight has an on-time performance of 74%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 24% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 19.80952380952381 min
This flight has an average delay of 19.80952380952381 minutes with a standard deviation of 22.5 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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