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(WN) Southwest Airlines 3539 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(SAN) San Diego International Airport

San Diego, CA, US

(SJC) San Jose Mineta International Airport

San Jose, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
8
53%
Late
3
20%
Very Late
1
7%
Excessive
3
20%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
15
Total Delays ( > 1 min )
12
Codeshares
0
Average Delay (min.)
31
Standard Deviation
24.6
Min
0
Max
79

WN 3539 On-Time Performance Details

Overall Rating
1.7 of 5
Average
Percentage On-Time 53%
Average Delay Time 31 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.7 shows that this flight has on-time performance characteristics better than 32% of all other flights in the FlightStats database.
On-Time Performance Rating
0.2 of 5
Very Poor
Percentage On-Time 53%
This flight has an on-time performance of 53%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 4% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 31 min
This flight has an average delay of 31 minutes with a standard deviation of 24.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.

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