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(WN) Southwest Airlines 251 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

(PDX) Portland International Airport

Portland, OR, US

On-Time Performance Chart

(using rounded numbers)
On-Time
9
75%
Late
0
0%
Very Late
1
8%
Excessive
1
8%
Cancelled
1
8%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
12
Total Delays ( > 1 min )
4
Codeshares
0
Average Delay (min.)
24.75
Standard Deviation
22.5
Min
0
Max
52

WN 251 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 75%
Average Delay Time 24.75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 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 42% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 24.75 min
This flight has an average delay of 24.75 minutes with a standard deviation of 22.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.

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