(WN) Southwest Airlines 158 On-Time Performance Rating

Date Range:

01-Aug-2026 to 30-Sep-2026

(DEN) Denver International Airport

Denver, CO, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

25%

Late

Very Late

25%

Excessive

50%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

58.5

Standard Deviation

56.1

Min

Max

140

WN 158 On-Time Performance Details

Overall Rating

0.4 of 5

Very Poor

Percentage On-Time 25%

Average Delay Time 58.5 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.4 shows that this flight has on-time performance characteristics better than 7% of all other flights in the FlightStats database.

On-Time Performance Rating

0.0 of 5

Very Poor

Percentage On-Time 25%

This flight has an on-time performance of 25%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.

Delay Performance

0.8 of 5

Poor

Average Delay Time 58.5 min

This flight has an average delay of 58.5 minutes with a standard deviation of 56.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 16% of other flights.

Other Stops for WN 158

Origin

Destination

Rating

(SJC) San Jose Mineta International Airport

San Jose, CA, US

(RNO) Reno-Tahoe International Airport

Reno, NV, US

2.2 Average