Nonstop route
Raleigh/Durham to Detroit nonstop
Yes — Delta and Frontier fly RDU to DTW nonstop year-round — about 4× daily.
RDURaleigh/Durham
✈
DTWDetroit
4× daily26.1 flights a week
Year-round26.1/wk Jun vs 21.9/wk Jan
$75–$275typical one-way · median $150
501miles nonstop
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Fares are what people actually paid: half of the 2,609 tickets in the US DOT fare survey for this route sold between $75 and $275 one way, median $150. 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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