background

(WN) Southwest Airlines 2521 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(BHM) Birmingham-Shuttlesworth International Airport

Birmingham, AL, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
9
90%
Late
1
10%
Very Late
0
0%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
10
Total Delays ( > 1 min )
4
Codeshares
0
Average Delay (min.)
13
Standard Deviation
6.1
Min
0
Max
21

WN 2521 On-Time Performance Details

Overall Rating
4.4 of 5
Good
Percentage On-Time 90%
Average Delay Time 13 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.4 shows that this flight has on-time performance characteristics better than 86% of all other flights in the FlightStats database.
On-Time Performance Rating
4.6 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 92% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 13 min
This flight has an average delay of 13 minutes with a standard deviation of 6.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.

Other Stops for WN 2521