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(WN) Southwest Airlines 3879 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(SAT) San Antonio International Airport

San Antonio, TX, US

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

On-Time Performance Chart

(using rounded numbers)
On-Time
13
87%
Late
1
7%
Very Late
1
7%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
15
Total Delays ( > 1 min )
5
Codeshares
0
Average Delay (min.)
16.2
Standard Deviation
15.6
Min
0
Max
43

WN 3879 On-Time Performance Details

Overall Rating
4.0 of 5
Good
Percentage On-Time 87%
Average Delay Time 16.2 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4 shows that this flight has on-time performance characteristics better than 79% of all other flights in the FlightStats database.
On-Time Performance Rating
4.2 of 5
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 84% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 16.2 min
This flight has an average delay of 16.2 minutes with a standard deviation of 15.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.

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