(WN) Southwest Airlines 279 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(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

33%

Late

33%

Very Late

Excessive

33%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

53.5

Standard Deviation

51.6

Min

Max

WN 279 On-Time Performance Details

Overall Rating

0.9 of 5

Poor

Percentage On-Time 33%

Average Delay Time 53.5 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 16% of all other flights in the FlightStats database.

On-Time Performance Rating

0.2 of 5

Very Poor

Percentage On-Time 33%

This flight has an on-time performance of 33%. 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

1.5 of 5

Poor

Average Delay Time 53.5 min

This flight has an average delay of 53.5 minutes with a standard deviation of 51.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.