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(WN) Southwest Airlines 4279 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(MSY) Louis Armstrong New Orleans Intl Airport

New Orleans, LA, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
11
58%
Late
5
26%
Very Late
1
5%
Excessive
2
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
13
Codeshares
0
Average Delay (min.)
20.846153846153847
Standard Deviation
15.8
Min
0
Max
55

WN 4279 On-Time Performance Details

Overall Rating
2.0 of 5
Average
Percentage On-Time 58%
Average Delay Time 20.846153846153847 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 39% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 58%
This flight has an on-time performance of 58%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 2% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 20.846153846153847 min
This flight has an average delay of 20.846153846153847 minutes with a standard deviation of 15.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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