(WN) Southwest Airlines 1308 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

39%

Late

33%

Very Late

11%

Excessive

17%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

34.5

Standard Deviation

20.7

Min

Max

WN 1308 On-Time Performance Details

Overall Rating

1.4 of 5

Poor

Percentage On-Time 39%

Average Delay Time 34.5 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.4 shows that this flight has on-time performance characteristics better than 26% of all other flights in the FlightStats database.

On-Time Performance Rating

0.0 of 5

Very Poor

Percentage On-Time 39%

This flight has an on-time performance of 39%. 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

2.7 of 5

Average

Average Delay Time 34.5 min

This flight has an average delay of 34.5 minutes with a standard deviation of 20.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.