LAS → SMF Southwest Airlines

Southwest Airlines · Las Vegas, NV to Sacramento, CA · 3,432 flights, 2025-07-01 to 2026-06-30 · aggregated across 220 flight numbers

This route runs much more reliably at some times of day than others — 99% on-time departing 3–6am vs. 62% departing 6–9pm.
On-time arrival
78%
Median delay
-5 min
90th percentile
+42 min
Cancellation rate
0%

How on-time is Southwest Airlines from LAS to SMF?

Across every Southwest Airlines flight number on LAS → SMF (3,432 flights, 2025-07-01 to 2026-06-30), 78% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +42 min or later. 0% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2,65978%
16-30 min2949%
31-60 min2527%
61-120 min1444%
2+ hrs702%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0728369%+19 min
2025-0828083%+3 min
2025-0927477%+6 min
2025-1030273%+11 min
2025-1128883%0 min
2025-1229080%+2 min
2026-0125782%-1 min
2026-0225986%+1 min
2026-0330183%0 min
2026-0429377%+6 min
2026-0529973%+8 min
2026-0629369%+16 min

Performance by day of week

DayFlightsOn-time
Mon53674%
Tue46683%
Wed44983%
Thu53075%
Fri53173%
Sat35385%
Sun55477%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…