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(WN) Southwest Airlines 1287 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

(BUF) Buffalo Niagara International Airport

Buffalo, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
11
73%
Late
2
13%
Very Late
0
0%
Excessive
2
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
15
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
32.666666666666664
Standard Deviation
45.8
Min
0
Max
140

WN 1287 On-Time Performance Details

Overall Rating
2.2 of 5
Average
Percentage On-Time 73%
Average Delay Time 32.666666666666664 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 73%
This flight has an on-time performance of 73%. 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 32.666666666666664 min
This flight has an average delay of 32.666666666666664 minutes with a standard deviation of 45.8 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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