Nonstop route
Ontario to Las Vegas nonstop
Yes — Southwest and Frontier fly ONT to LAS nonstop year-round — about 7× daily.
ONTOntario
✈
LASLas Vegas
7× daily47.6 flights a week
Year-round47.6/wk Jun vs 47.6/wk Jan
$50–$175typical one-way · median $75
197miles nonstop
Affiliate disclosure
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Fares are what people actually paid: half of the 3,243 tickets in the US DOT fare survey for this route sold between $50 and $175 one way, median $75. That survey runs a couple of quarters behind, so treat it as the shape of the route's pricing rather than today's quote.
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