Nonstop route
Dulles to Denver nonstop
Yes — United and Southwest fly IAD to DEN nonstop year-round — about 9× daily.
IADDulles
✈
DENDenver
9× daily61.4 flights a week
Year-round61.4/wk Jun vs 60.7/wk Jan
$150–$325typical one-way · median $200
1,452miles nonstop
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Fares are what people actually paid: half of the 6,625 tickets in the US DOT fare survey for this route sold between $150 and $325 one way, median $200. 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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