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(WN) Southwest Airlines 2521 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

(BHM) Birmingham-Shuttlesworth International Airport

Birmingham, AL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
14
74%
Late
3
16%
Very Late
1
5%
Excessive
1
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
10
Codeshares
0
Average Delay (min.)
17.8
Standard Deviation
14.8
Min
0
Max
46

WN 2521 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 74%
Average Delay Time 17.8 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 57% of all other flights in the FlightStats database.
On-Time Performance Rating
1.9 of 5
Average
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 38% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 17.8 min
This flight has an average delay of 17.8 minutes with a standard deviation of 14.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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