Nonstop route
Madison to Washington nonstop
Yes — PSA and Republic fly MSN to DCA nonstop year-round — about 3× daily.
MSNMadison
✈
DCAWashington
3× daily22.4 flights a week
Year-round22.4/wk Jun vs 19.2/wk Jan
$200–$325typical one-way · median $250
707miles nonstop
Affiliate disclosure
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Fares are what people actually paid: half of the 766 tickets in the US DOT fare survey for this route sold between $200 and $325 one way, median $250. 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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