WN426 SNA → SMF

Southwest Airlines · Santa Ana, CA to Sacramento, CA · 57 flights observed, 2025-08-05 to 2026-05-31 · 404 mi

This flight has been getting less reliable recently — 2025-09's on-time rate (60%) is well below the 87% average from earlier months.

WN426 covers more than one route in the data window — the stats below are for SNA → SMF, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
70%
Median delay
+1 min
90th percentile
+34 min
Cancellation rate
2%

How often is WN426 on time?

Across 57 flights on SNA → SMF from 2025-08-05 to 2026-05-31, WN426 arrived within 15 minutes of schedule 70% of the time. The median arrival delay was +1 min, and the worst 10% of flights arrived +34 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3970%
16-30 min1018%
31-60 min611%
61-120 min00%
2+ hrs12%

Performance by month

MonthFlightsOn-timeAvg delay
2025-082387%+2 min
2025-092560%+13 min
2025-101100%-7 min
2026-0430%+37 min
2026-05475%-7 min

Performance by day of week

DayFlightsOn-time
Mon875%
Tue989%
Wed967%
Thu863%
Fri757%
SatNo data—
Sun1567%

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