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(WN) Southwest Airlines 577 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(BNA) Nashville International Airport

Nashville, TN, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
11
52%
Late
6
29%
Very Late
3
14%
Excessive
1
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
21
Total Delays ( > 1 min )
17
Codeshares
0
Average Delay (min.)
21.176470588235293
Standard Deviation
15.5
Min
0
Max
53

WN 577 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 52%
Average Delay Time 21.176470588235293 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 40% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 52%
This flight has an on-time performance of 52%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 21.176470588235293 min
This flight has an average delay of 21.176470588235293 minutes with a standard deviation of 15.5 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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