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(WN) Southwest Airlines 4012 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

(LBB) Lubbock Preston Smith International Airport

Lubbock, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
11
65%
Late
4
24%
Very Late
1
6%
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.)
23.25
Standard Deviation
16
Min
0
Max
45

WN 4012 On-Time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 65%
Average Delay Time 23.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 35% of all other flights in the FlightStats database.
On-Time Performance Rating
0.3 of 5
Very Poor
Percentage On-Time 65%
This flight has an on-time performance of 65%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 7% of other flights.
Delay Performance
3.3 of 5
Average
Average Delay Time 23.25 min
This flight has an average delay of 23.25 minutes with a standard deviation of 16 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.

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