Southwest Airlines
WN3963Ontario to Sacramento
Southwest Airlines flight WN3963 flies from Ontario (ONT) to Sacramento (SMF), 627 km. Over August 2025 to July 2026 it usually arrives about 9 minutes late: 76% of 127 flights arrived within 15 minutes of schedule and 1.6% were cancelled (US Department of Transportation data).
On-time record, last 12 months
76%
on time (within 15 min)
18%
more than 30 min late
1.6%
cancelled
+9 min
average arrival vs schedule
Every operation of WN3963, August 2025 to July 2026: 127 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as WN3963
- Ontario (ONT) to Sacramento (SMF)58 flights
- Oklahoma City (OKC) to Houston (HOU)33 flights
- Knoxville (TYS) to Dallas Love Field (DAL)8 flights
- Kansas City (MCI) to Raleigh-durham (RDU)7 flights
- San Juan (SJU) to Houston (HOU)5 flights
- Amarillo (AMA) to Austin Bergstrom (AUS)4 flights
- Albuquerque (ABQ) to Chicago Midway (MDW)4 flights
- Fort Lauderdale Hollywood (FLL) to Orlando (MCO)2 flights
- Chicago Midway (MDW) to Washington (DCA)2 flights
- Dallas Love Field (DAL) to Nashville (BNA)1 flights
Other flights from Ontario to Sacramento
More about Ontario (ONT) and Sacramento (SMF).
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