(WN) Southwest Airlines 4459 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(SJC) San Jose Mineta International Airport

San Jose, CA, US

(SNA) John Wayne Airport

Santa Ana, CA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

80%

Late

Very Late

Excessive

10%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

45.4

Standard Deviation

Min

Max

102

WN 4459 On-Time Performance Details

Overall Rating

2.4 of 5

Average

Percentage On-Time 80%

Average Delay Time 45.4 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 47% of all other flights in the FlightStats database.

On-Time Performance Rating

3.3 of 5

Average

Percentage On-Time 80%

This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 66% of other flights.

Delay Performance

1.5 of 5

Poor

Average Delay Time 45.4 min

This flight has an average delay of 45.4 minutes with a standard deviation of 40 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.