Nonstop route
Louisville to Denver nonstop
Yes — United and Southwest fly SDF to DEN nonstop year-round — about 3× daily.
SDFLouisville
✈
DENDenver
3× daily20.8 flights a week
Year-round20.8/wk Jun vs 19.6/wk Jan
$175–$350typical one-way · median $225
1,024miles nonstop
Affiliate disclosure
Ready to compare fares?
Fares are what people actually paid: half of the 1,151 tickets in the US DOT fare survey for this route sold between $175 and $350 one way, median $225. That survey runs a couple of quarters behind, so treat it as the shape of the route's pricing rather than today's quote.
Nonstop Scout may earn revenue from outbound flight-search links.