Nonstop flights from San Antonio to Houston
Southwest Airlines flies this route 3 times a day.
SATSan Antonio International
192 mi · 21 flights a week
HOUHouston William P. Hobby
When they leave
San Antonio time6:00a7:30pFirst departure 6:00 AM, last 7:30 PM
Two in the morning, 6:00 AM to 8:35 AM, then five in the afternoon, 12:20 PM to 4:20 PM, then two in the evening, 6:50 PM to 7:30 PM.
Every flight
Earliest first
Schedules last checked Sep 21, 2026. Times are local.
Flying from San Antonio to Houston
Southwest Airlines is the only airline flying nonstop from San Antonio to Houston, 3 times a day on the Boeing 737-700 and Boeing 737 MAX 8.
The first arrival in Houston is at 7:00 AM and the last at 8:30 PM. The flight covers 192 miles.
Flying back, Houston to San Antonio has 21 nonstop flights a week. From San Antonio, George Bush Intercontinental (IAH) is the other Houston area airport with nonstop flights, 53 a week.
Return flights
Every Houston airport
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Find the cheapest day to fly from San Antonio to Houston.
Schedules as of Oct 9, 2026.