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(WN) Southwest Airlines 4520 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(BNA) Nashville International Airport

Nashville, TN, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
35
90%
Late
3
8%
Very Late
0
0%
Excessive
1
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
39
Total Delays ( > 1 min )
11
Codeshares
0
Average Delay (min.)
13.181818181818182
Standard Deviation
12.4
Min
0
Max
45

WN 4520 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 90%
Average Delay Time 13.181818181818182 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 92% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 90%
This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 97% of other flights.
Delay Performance
4.4 of 5
Good
Average Delay Time 13.181818181818182 min
This flight has an average delay of 13.181818181818182 minutes with a standard deviation of 12.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.

Other Stops for WN 4520