(WN) Southwest Airlines 1591 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(DAL) Dallas Love Field

Dallas, TX, US

On-Time Performance Chart

(using rounded numbers)

On-Time

71%

Late

Very Late

14%

Excessive

14%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

33.8

Standard Deviation

36.9

Min

Max

WN 1591 On-Time Performance Details

Overall Rating

2.0 of 5

Average

Percentage On-Time 71%

Average Delay Time 33.8 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 39% of all other flights in the FlightStats database.

On-Time Performance Rating

1.7 of 5

Average

Percentage On-Time 71%

This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.

Delay Performance

2.3 of 5

Average

Average Delay Time 33.8 min

This flight has an average delay of 33.8 minutes with a standard deviation of 36.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.