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(WN) Southwest Airlines 1991 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

(DSM) Des Moines International Airport

Des Moines, IA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
6
75%
Late
1
13%
Very Late
0
0%
Excessive
1
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
8
Total Delays ( > 1 min )
3
Codeshares
0
Average Delay (min.)
38.333333333333336
Standard Deviation
31.6
Min
0
Max
74

WN 1991 On-Time Performance Details

Overall Rating
2.2 of 5
Average
Percentage On-Time 75%
Average Delay Time 38.333333333333336 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
2.3 of 5
Average
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 46% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 38.333333333333336 min
This flight has an average delay of 38.333333333333336 minutes with a standard deviation of 31.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.

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