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(WN) Southwest Airlines 528 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(SAN) San Diego International Airport

San Diego, CA, US

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

On-Time Performance Chart

(using rounded numbers)
On-Time
27
87%
Late
3
10%
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
31
Total Delays ( > 1 min )
13
Codeshares
0
Average Delay (min.)
13.307692307692308
Standard Deviation
14.1
Min
0
Max
54

WN 528 On-Time Performance Details

Overall Rating
4.5 of 5
Good
Percentage On-Time 87%
Average Delay Time 13.307692307692308 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.5 shows that this flight has on-time performance characteristics better than 89% of all other flights in the FlightStats database.
On-Time Performance Rating
4.6 of 5
Very Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. 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
4.4 of 5
Good
Average Delay Time 13.307692307692308 min
This flight has an average delay of 13.307692307692308 minutes with a standard deviation of 14.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.

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