Nonstop route
Chicago to Washington nonstop
Yes — United and American fly ORD to DCA nonstop year-round — about 21× daily.
ORDChicago
✈
DCAWashington
21× daily144 flights a week
Year-round144/wk Jun vs 125.3/wk Jan
$125–$300typical one-way · median $175
612miles nonstop
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Fares are what people actually paid: half of the 10,421 tickets in the US DOT fare survey for this route sold between $125 and $300 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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