WN3658 SMF → SAN

Southwest Airlines · Sacramento, CA to San Diego, CA · 60 flights observed, 2025-11-02 to 2026-01-05 · 480 mi

This flight has been getting less reliable recently — 2026-01's on-time rate (0%) is well below the 62% average from earlier months.

WN3658 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
56%
Median delay
+13 min
90th percentile
+78 min
Cancellation rate
2%

How often is WN3658 on time?

Across 60 flights on SMF → SAN from 2025-11-02 to 2026-01-05, WN3658 arrived within 15 minutes of schedule 56% of the time. The median arrival delay was +13 min, and the worst 10% of flights arrived +78 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3356%
16-30 min1119%
31-60 min610%
61-120 min712%
2+ hrs23%

Performance by month

MonthFlightsOn-timeAvg delay
2025-112580%+10 min
2025-122945%+28 min
2026-0150%+76 min

Performance by day of week

DayFlightsOn-time
Mon1060%
Tue956%
Wed967%
Thu850%
Fri956%
Sat560%
Sun944%

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