Cheap flights from San Antonio to Houston
192 mi · 45m average nonstop
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Quick answer: San Antonio to Houston at a glance
Cheap flights from San Antonio (SAT) to Houston (HOU) cover 192 miles (308 km) in about 45m nonstop, with 2 airlines flying direct — a short-haul domestic route. Search Kayak for today's cheapest live fare. Route difficulty 1/10.
Summary computed from real OpenFlights coordinates — not an estimate. Prices update live on Kayak.
Flying from San Antonio to Houston covers 192 miles (309 km) in approximately 0 hour 45 minutes. 2 airlines offer direct flights on this short-haul domestic route. This is a short-haul domestic route typically served by direct flights.
Nonstop distance 192 miles. Direct carriers include FL and WN.
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Airlines on this route
2 airlines fly San Antonio → Houston. All are direct routes.
| Airline | Route type |
|---|---|
| FL | Direct |
| WN | Direct |
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San Antonio to Houston — quick answers
How far is San Antonio from Houston by plane?
The nonstop flight distance from San Antonio (SAT) to Houston (HOU) is 192 miles (308 km), calculated as a great-circle line from published OpenFlights airport coordinates. Actual flown distance is slightly longer due to airways and winds.
How long is the flight from San Antonio to Houston?
The average nonstop flight time from SAT to HOU is 45 minutes. Gate-to-gate time is usually 20–35 minutes longer; connecting itineraries add 1–4 hours depending on the layover.
Which airlines fly from San Antonio to Houston?
2 airlines serve this route nonstop: FL, WN. Schedules and amenities differ by carrier — compare live frequencies and fare classes on Kayak before you book.