Nonstop route
Raleigh/Durham to St. Louis nonstop
Yes — Southwest flies RDU to STL nonstop year-round — about daily.
RDURaleigh/Durham
✈
STLSt. Louis
daily14 flights a week
Year-round14/wk Jun vs 7/wk Jan
$150–$300typical one-way · median $200
668miles nonstop
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Fares are what people actually paid: half of the 926 tickets in the US DOT fare survey for this route sold between $150 and $300 one way, median $200. 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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