Nonstop route
Nashville to Washington nonstop
Yes — United and Allegiant fly BNA to IAD nonstop year-round — about 3× daily.
BNANashville
✈
IADWashington
3× daily21.5 flights a week
Year-round21.5/wk Jun vs 12.2/wk Jan
$125–$275typical one-way · median $175
542miles nonstop
Affiliate disclosure
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Fares are what people actually paid: half of the 1,783 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.
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