Nonstop route
Denver to Houston nonstop
Yes — United and Frontier fly DEN to IAH nonstop year-round — about 14× daily.
DENDenver
✈
IAHHouston
14× daily100.6 flights a week
Year-round100.6/wk Jun vs 86.5/wk Jan
$125–$275typical one-way · median $175
861miles nonstop
Affiliate disclosure
Ready to compare fares?
Fares are what people actually paid: half of the 7,070 tickets in the US DOT fare survey for this route sold between $125 and $275 one way, median $175. 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.