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(WN) Southwest Airlines 378 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(DEN) Denver International Airport

Denver, CO, US

(LGA) New York LaGuardia Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
42
84%
Late
2
4%
Very Late
4
8%
Excessive
0
0%
Cancelled
2
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
50
Total Delays ( > 1 min )
18
Codeshares
0
Average Delay (min.)
14.833333333333334
Standard Deviation
13.2
Min
0
Max
39

WN 378 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 84%
Average Delay Time 14.833333333333334 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 92% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very Good
Percentage On-Time 84%
This flight has an on-time performance of 84%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 93% of other flights.
Delay Performance
4.6 of 5
Very Good
Average Delay Time 14.833333333333334 min
This flight has an average delay of 14.833333333333334 minutes with a standard deviation of 13.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 92% of other flights.

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