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(WN) Southwest Airlines 4574 On-Time Performance Rating

Date Range:

15-Nov-2025 to 15-Jan-2026

(GSP) Greenville-Spartanburg International Airport

Greenville, SC, US

(BNA) Nashville International Airport

Nashville, TN, US

On-Time Performance Chart

(using rounded numbers)
On-Time
23
85%
Late
1
4%
Very Late
0
0%
Excessive
1
4%
Cancelled
2
7%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
27
Total Delays ( > 1 min )
5
Codeshares
0
Average Delay (min.)
19.2
Standard Deviation
26.4
Min
0
Max
65

WN 4574 On-Time Performance Details

Overall Rating
4.2 of 5
Good
Percentage On-Time 85%
Average Delay Time 19.2 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.2 shows that this flight has on-time performance characteristics better than 82% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 93% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 19.2 min
This flight has an average delay of 19.2 minutes with a standard deviation of 26.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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