(WN) Southwest Airlines 504 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(SMF) Sacramento International Airport

Sacramento, CA, US

(ONT) Ontario International Airport

Ontario, CA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

85%

Late

12%

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

40.42857142857143

Standard Deviation

64.7

Min

Max

186

WN 504 On-Time Performance Details

Overall Rating

3.1 of 5

Average

Percentage On-Time 85%

Average Delay Time 40.42857142857143 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.1 shows that this flight has on-time performance characteristics better than 60% of all other flights in the FlightStats database.

On-Time Performance Rating

4.4 of 5

Good

Percentage On-Time 85%

This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 88% of other flights.

Delay Performance

1.7 of 5

Average

Average Delay Time 40.42857142857143 min

This flight has an average delay of 40.42857142857143 minutes with a standard deviation of 64.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.