WN4266 SAN → SMF

Southwest Airlines · San Diego, CA to Sacramento, CA · 36 flights observed, 2025-11-02 to 2026-01-05 · 480 mi

This flight's reliability varies a lot by day of week — 83% on-time on Mondays vs. 44% on Sundays.

WN4266 covers more than one route in the data window — the stats below are for SAN → SMF, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
63%
Median delay
-2 min
90th percentile
+69 min
Cancellation rate
3%

How often is WN4266 on time?

Across 36 flights on SAN → SMF from 2025-11-02 to 2026-01-05, WN4266 arrived within 15 minutes of schedule 63% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +69 min or later. 3% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2263%
16-30 min514%
31-60 min39%
61-120 min514%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-111656%+16 min
2025-121567%+13 min
2026-01475%-3 min

Performance by day of week

DayFlightsOn-time
Mon683%
Tue3100%
Wed1100%
Thu367%
Fri850%
Sat560%
Sun944%

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