(WN) Southwest Airlines 3958 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-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

50%

Late

29%

Very Late

Excessive

21%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

49.714285714285715

Standard Deviation

41.6

Min

Max

118

WN 3958 On-Time Performance Details

Overall Rating

0.6 of 5

Poor

Percentage On-Time 50%

Average Delay Time 49.714285714285715 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 10% of all other flights in the FlightStats database.

On-Time Performance Rating

0.0 of 5

Very Poor

Percentage On-Time 50%

This flight has an on-time performance of 50%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.

Delay Performance

1.1 of 5

Poor

Average Delay Time 49.714285714285715 min

This flight has an average delay of 49.714285714285715 minutes with a standard deviation of 41.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 21% of other flights.