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Cheap flights from Ontario to Las Vegas from US$55
Southwest Airlines and Frontier Airlines fly nonstop from Ontario to Las Vegas, about 46 flights a week. The flight takes around 1h 08m, and the cheapest one-way fare we found recently is US$55 on 17 Nov.
Direct flights available ~46 flights a week 1h 08m Cheapest in November Prices checked 13 days ago
Ontario to Las Vegas at a glance
Cheapest one-wayUS$55Frontier Airlines · nonstop · Tue 17 NovCheapest returnUS$66Thu 19 Nov – Thu 26 NovFastest flight1h 08mFrontier Airlines · nonstop
Nonstop flights46/wkSouthwest Airlines, Frontier Airlines
Airlines flying nonstop from Ontario to Las Vegas
2 airlines on this route, about 46 flights a week in total (observed over the last 4 weeks).
Cheapest dates from Ontario to Las Vegas
The lowest one-way fares found recently, cheapest first. Prices change; click through for the live fare.
Good to know
- Distance
- 317 km197 miles
- Flight time
- 1h 08mfastest found
- Time difference
- NoneLas Vegas vs Ontario
- Currency in Las Vegas
- USD
- Airports
- ONT → LAS
Flights from Ontario to Las Vegas: questions answered
How much is a flight from Ontario to Las Vegas?
The cheapest one-way fare we found recently is US$55, nonstop, departing in November. Return trips start from US$66. Prices change constantly, so search your dates for the live fare.
Are there direct flights from Ontario to Las Vegas?
Yes. Southwest Airlines and Frontier Airlines fly this route nonstop, with about 46 flights a week in each direction.
How long is the flight from Ontario to Las Vegas?
A nonstop flight covers 317 km and takes around 1h 08m.
Which airlines fly from Ontario to Las Vegas?
Southwest Airlines and Frontier Airlines operate nonstop flights on this route.
Which airports serve Ontario and Las Vegas?
Ontario: Ontario International Airport (ONT). Las Vegas: Harry Reid International Airport (LAS).





