Nonstop route
Tucson to Las Vegas nonstop
Yes — Southwest and Frontier fly TUS to LAS nonstop year-round — about 3× daily.
TUSTucson
✈
LASLas Vegas
3× daily20.3 flights a week
Year-round20.3/wk Jun vs 25.3/wk Jan
$125–$275typical one-way · median $150
364miles nonstop
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Fares are what people actually paid: half of the 1,173 tickets in the US DOT fare survey for this route sold between $125 and $275 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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