Nonstop route
Dulles to Austin nonstop
Yes — United and Allegiant fly IAD to AUS nonstop year-round — about 3× daily.
IADDulles
✈
AUSAustin
3× daily20.3 flights a week
Year-round20.3/wk Jun vs 14.9/wk Jan
$225–$425typical one-way · median $275
1,297miles nonstop
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Fares are what people actually paid: half of the 2,329 tickets in the US DOT fare survey for this route sold between $225 and $425 one way, median $275. 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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