Nonstop route
San Antonio to St. Louis nonstop
Yes — Southwest flies SAT to STL nonstop year-round — about daily.
SATSan Antonio
✈
STLSt. Louis
daily12.1 flights a week
Year-round12.1/wk Jun vs 6.5/wk Jan
$125–$300typical one-way · median $175
786miles nonstop
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Fares are what people actually paid: half of the 989 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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