(WN) Southwest Airlines 366 On-Time Performance Rating

Date Range:

01-Sep-2026 to 31-Oct-2026

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(SAN) San Diego International Airport

San Diego, CA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

40%

Late

20%

Very Late

20%

Excessive

20%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

31.444444444444443

Standard Deviation

34.3

Min

Max

114

WN 366 On-Time Performance Details

Overall Rating

1.2 of 5

Poor

Percentage On-Time 40%

Average Delay Time 31.444444444444443 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 22% of all other flights in the FlightStats database.

On-Time Performance Rating

0.0 of 5

Very Poor

Percentage On-Time 40%

This flight has an on-time performance of 40%. 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

2.3 of 5

Average

Average Delay Time 31.444444444444443 min

This flight has an average delay of 31.444444444444443 minutes with a standard deviation of 34.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.