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(WN) Southwest Airlines 4287 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(SDF) Louisville Muhammad Ali International Airport

Louisville, KY, US

(HOU) Houston Hobby Airport

Houston, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
9
69%
Late
1
8%
Very Late
0
0%
Excessive
3
23%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
13
Total Delays ( > 1 min )
7
Codeshares
0
Average Delay (min.)
34.42857142857143
Standard Deviation
38.2
Min
0
Max
107

WN 4287 On-Time Performance Details

Overall Rating
2.2 of 5
Average
Percentage On-Time 69%
Average Delay Time 34.42857142857143 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2 shows that this flight has on-time performance characteristics better than 43% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 of 5
Average
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 34.42857142857143 min
This flight has an average delay of 34.42857142857143 minutes with a standard deviation of 38.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

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