Nonstop route
Las Vegas to Ontario nonstop
Yes — Southwest and Frontier fly LAS to ONT nonstop year-round — about 7× daily.
LASLas Vegas
✈
ONTOntario
7× daily47.8 flights a week
Year-round47.8/wk Jun vs 47.4/wk Jan
$50–$175typical one-way · median $75
197miles nonstop
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Fares are what people actually paid: half of the 3,224 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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