Nonstop route
Nashville to St. Louis nonstop
Yes — Southwest flies BNA to STL nonstop year-round — about 4× daily.
BNANashville
✈
STLSt. Louis
4× daily25 flights a week
Year-round25/wk Jun vs 21/wk Jan
$125–$350typical one-way · median $175
272miles nonstop
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Fares are what people actually paid: half of the 948 tickets in the US DOT fare survey for this route sold between $125 and $350 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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