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(WN) Southwest Airlines 3945 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(SAN) San Diego International Airport

San Diego, CA, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
47
90%
Late
0
0%
Very Late
2
4%
Excessive
3
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
52
Total Delays ( > 1 min )
15
Codeshares
0
Average Delay (min.)
19.133333333333333
Standard Deviation
25.3
Min
0
Max
69

WN 3945 On-Time Performance Details

Overall Rating
4.6 of 5
Very Good
Percentage On-Time 90%
Average Delay Time 19.133333333333333 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.6 shows that this flight has on-time performance characteristics better than 91% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 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 100% of other flights.
Delay Performance
4.2 of 5
Good
Average Delay Time 19.133333333333333 min
This flight has an average delay of 19.133333333333333 minutes with a standard deviation of 25.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.

Other Stops for WN 3945