WN4572 SMF → SAN

Southwest Airlines · Sacramento, CA to San Diego, CA · 35 flights observed, 2025-07-01 to 2025-08-04 · 480 mi

This flight has been on time less than half the time (37%) — expect a real chance of a delay.

WN4572 covers more than one route in the data window — the stats below are for SMF → SAN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
37%
Median delay
+23 min
90th percentile
+70 min
Cancellation rate
0%

How often is WN4572 on time?

Across 35 flights on SMF → SAN from 2025-07-01 to 2025-08-04, WN4572 arrived within 15 minutes of schedule 37% of the time. The median arrival delay was +23 min, and the worst 10% of flights arrived +70 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time1337%
16-30 min720%
31-60 min1029%
61-120 min514%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073139%+26 min
2025-08425%+37 min

Performance by day of week

DayFlightsOn-time
Mon520%
Tue560%
Wed560%
Thu580%
Fri520%
Sat520%
Sun50%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…