Nonstop route
Sacramento to Ontario nonstop
Yes — Southwest flies SMF to ONT nonstop year-round — about 6× daily.
SMFSacramento
✈
ONTOntario
6× daily41.1 flights a week
Year-round41.1/wk Jun vs 35/wk Jan
$100–$300typical one-way · median $150
390miles nonstop
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Fares are what people actually paid: half of the 4,122 tickets in the US DOT fare survey for this route sold between $100 and $300 one way, median $150. 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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