(WN) Southwest Airlines 425 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(DEN) Denver International Airport

Denver, CO, US

On-Time Performance Chart

(using rounded numbers)

On-Time

59%

Late

Very Late

12%

Excessive

24%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

51.833333333333336

Standard Deviation

80.4

Min

Max

291

WN 425 On-Time Performance Details

Overall Rating

0.6 of 5

Poor

Percentage On-Time 59%

Average Delay Time 51.833333333333336 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 10% of all other flights in the FlightStats database.

On-Time Performance Rating

0.4 of 5

Very Poor

Percentage On-Time 59%

This flight has an on-time performance of 59%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 8% of other flights.

Delay Performance

0.7 of 5

Poor

Average Delay Time 51.833333333333336 min

This flight has an average delay of 51.833333333333336 minutes with a standard deviation of 80.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.