(WN) Southwest Airlines 635 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(LAS) Las Vegas Harry Reid International Airport

Las Vegas, NV, US

(RNO) Reno-Tahoe International Airport

Reno, NV, US

On-Time Performance Chart

(using rounded numbers)

On-Time

87%

Late

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

49.5

Standard Deviation

33.2

Min

Max

WN 635 On-Time Performance Details

Overall Rating

2.9 of 5

Average

Percentage On-Time 87%

Average Delay Time 49.5 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 56% of all other flights in the FlightStats database.

On-Time Performance Rating

4.2 of 5

Good

Percentage On-Time 87%

This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 84% of other flights.

Delay Performance

1.5 of 5

Poor

Average Delay Time 49.5 min

This flight has an average delay of 49.5 minutes with a standard deviation of 33.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.