Nonstop route
Harlingen to Houston nonstop
Yes — Southwest flies HRL to HOU nonstop year-round — about 3× daily.
HRLHarlingen
✈
HOUHouston
3× daily21 flights a week
Year-round21/wk Jun vs 20.5/wk Jan
$75–$175typical one-way · median $125
277miles nonstop
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Fares are what people actually paid: half of the 1,119 tickets in the US DOT fare survey for this route sold between $75 and $175 one way, median $125. 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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