Southwest Airlines
WN540Oakland to Ontario
Southwest Airlines flight WN540 flies from Oakland (OAK) to Ontario (ONT), 582 km. Over August 2025 to July 2026 it usually arrives about 11 minutes late: 69% of 456 flights arrived within 15 minutes of schedule and 0.4% were cancelled (US Department of Transportation data).
On-time record, last 12 months
69%
on time (within 15 min)
19%
more than 30 min late
0.4%
cancelled
+11 min
average arrival vs schedule
Every operation of WN540, August 2025 to July 2026: 456 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as WN540
- Oakland (OAK) to Ontario (ONT)57 flights
- San Jose (SJC) to Los Angeles (LAX)53 flights
- Austin Bergstrom (AUS) to Dallas Love Field (DAL)50 flights
- Washington (DCA) to Chicago Midway (MDW)46 flights
- Nashville (BNA) to Jackson-Medgar Wiley Evers (JAN)42 flights
- Jackson-Medgar Wiley Evers (JAN) to Houston (HOU)42 flights
- Nashville (BNA) to Greenville Spartanburg (GSP)33 flights
- Dallas Love Field (DAL) to Baltimore (BWI)24 flights
- Dallas Love Field (DAL) to Indianapolis (IND)18 flights
- Nashville (BNA) to Austin Bergstrom (AUS)18 flights
Other flights from Oakland to Ontario
More about Oakland (OAK) and Ontario (ONT).
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