WN4032 SMF → SAN

Southwest Airlines · Sacramento, CA to San Diego, CA · 59 flights observed, 2025-11-02 to 2026-01-05 · 480 mi

This flight's reliability varies a lot by day of week — 89% on-time on Tuesdays vs. 44% on Fridays.

WN4032 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
69%
Median delay
+4 min
90th percentile
+41 min
Cancellation rate
0%

How often is WN4032 on time?

Across 59 flights on SMF → SAN from 2025-11-02 to 2026-01-05, WN4032 arrived within 15 minutes of schedule 69% of the time. The median arrival delay was +4 min, and the worst 10% of flights arrived +41 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time4169%
16-30 min712%
31-60 min915%
61-120 min00%
2+ hrs23%

Performance by month

MonthFlightsOn-timeAvg delay
2025-112669%+18 min
2025-122969%+9 min
2026-01475%+35 min

Performance by day of week

DayFlightsOn-time
Mon1070%
Tue989%
Wed978%
Thu863%
Fri944%
Sat475%
Sun1070%

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