(WN) Southwest Airlines 257 On-Time Performance Rating

Date Range:

01-Apr-2025 to 31-May-2025

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

60%

Late

12%

Very Late

Excessive

22%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

33.4

Standard Deviation

34.1

Min

Max

131

WN 257 On-Time Performance Details

Overall Rating

1.1 of 5

Poor

Percentage On-Time 60%

Average Delay Time 33.4 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.1 shows that this flight has on-time performance characteristics better than 20% of all other flights in the FlightStats database.

On-Time Performance Rating

0.0 of 5

Very Poor

Percentage On-Time 60%

This flight has an on-time performance of 60%. 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

2.1 of 5

Average

Average Delay Time 33.4 min

This flight has an average delay of 33.4 minutes with a standard deviation of 34.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.