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(WN) Southwest Airlines 278 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(SAT) San Antonio International Airport

San Antonio, TX, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
16
94%
Late
0
0%
Very Late
0
0%
Excessive
1
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
17
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
10.375
Standard Deviation
17.7
Min
0
Max
53

WN 278 On-Time Performance Details

Overall Rating
4.6 of 5
Very Good
Percentage On-Time 94%
Average Delay Time 10.375 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 90% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 94%
This flight has an on-time performance of 94%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.
Delay Performance
4.3 of 5
Good
Average Delay Time 10.375 min
This flight has an average delay of 10.375 minutes with a standard deviation of 17.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 86% of other flights.

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