Southwest Airlines
WN3942Ontario to Denver
Southwest Airlines flight WN3942 flies from Ontario (ONT) to Denver (DEN), 1,316 km. Over August 2025 to July 2026 it usually arrives about 9 minutes late: 75% of 214 flights arrived within 15 minutes of schedule and 0.9% were cancelled (US Department of Transportation data).
On-time record, last 12 months
75%
on time (within 15 min)
15%
more than 30 min late
0.9%
cancelled
+9 min
average arrival vs schedule
Every operation of WN3942, August 2025 to July 2026: 214 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as WN3942
- Ontario (ONT) to Denver (DEN)58 flights
- Phoenix Sky Harbor (PHX) to San Jose (SJC)31 flights
- Phoenix Sky Harbor (PHX) to Denver (DEN)18 flights
- Baltimore (BWI) to Raleigh-durham (RDU)16 flights
- Dallas Love Field (DAL) to Baltimore (BWI)15 flights
- Chicago Midway (MDW) to Pittsburgh (PIT)15 flights
- Kansas City (MCI) to Denver (DEN)13 flights
- Baltimore (BWI) to Jacksonville (JAX)8 flights
- San Diego (SAN) to Dallas Love Field (DAL)8 flights
- Bozeman (BZN) to Denver (DEN)8 flights
Other flights from Ontario to Denver
More about Ontario (ONT) and Denver (DEN).
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