Direct Flights from Houston to San Antonio
San Antonio · Texas
Nonstop service from IAH and HOU to SAT on Southwest, United. Here's the schedule at a glance — plus what to do once you land.
Which airports fly this route
Houston has 2 airports with nonstop service to San Antonio. Fares differ by airport — each row opens that exact search on Kayak.
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- Find flights ↗IAHSATGeorge Bush Intercontinental
- Find flights ↗HOUSATWilliam P. Hobby
How rare is this nonstop?
32 cities have a nonstop to San Antonio, Houston among them.
How long to go to San Antonio for, from Houston
55m in the air, 190 miles: short enough that a single night in San Antonio is worth it, and a day trip is not absurd.
With roughly 12 departures a day, you are not tied to one flight: if a meeting overruns or the weather turns, there is another one behind it.
About San Antonio
San Antonio is the second largest city in the state of Texas and the 7th largest in the United States. It's the 24th largest metropolitan area in the country. Visited by more than 31 million annual visitors, San Antonio is a beautiful city at the axis of three different geological terrains: Hill Country, South Texas Plains and Prairie and Lakes. There's a lot to do in this city: fine art museums, historical missions and plenty of amusement parks in addition to great dining and lots of drinking. The culture and people are vibrant and interesting. San Antonio's downtown is one of the most lively in the nation.
Summary from Wikivoyage (CC BY-SA).
Top things to do in San Antonio
- The Tower of the Americas is a 750-foot (229-meter) observation tower-restaurant located in the Hemisfair district in the southeastern portion of Downtown San Antonio, Texas, United States.
- San Fernando Cathedral also called the Cathedral of Our Lady of Candelaria and Guadalupe is a cathedral of the Catholic Church located in San Antonio, Texas, in the United States.
- The San Antonio Zoo is a 57-acre (23 ha) zoo located in Brackenridge Park in San Antonio, Texas, United States.
- Six Flags Fiesta Texas is an amusement park in San Antonio, Texas, United States. It opened on March 14, 1992, in the La Cantera master-planned development and district as the first business in that development.
- The Natural Bridge Caverns are the largest commercial caverns in the US state of Texas.
- Mission San Juan Capistrano was founded in 1731 by Spanish Catholics of the Franciscan Order, on the eastern banks of the San Antonio River in present-day San Antonio, Texas.
- SeaWorld San Antonio is a 416-acre (168 ha) marine mammal park, oceanarium and animal theme park in the Westover Hills District of San Antonio, Texas, on the city's west side.
- The San Antonio Museum of Art (SAMA) is an art museum in Downtown San Antonio, Texas, USA. The museum spans 5,000 years of global culture.
- The McNay Art Museum, founded in 1954 in San Antonio, is the first modern art museum in Texas.
- Mission San José y San Miguel de Aguayo is an historic Catholic mission in San Antonio, Texas, United States. The mission was named in part for the Marquis de San Miguel de Aguayo, José de Azlor y Virto de Vera.
- The San Antonio Botanical Garden is a 41-acre (17 ha), non-profit botanical garden in San Antonio, Texas, United States, and the city's official botanical garden.
- The Cave Without a Name is a limestone solutional cave in the Texas Hill Country region of Central Texas. It is a National Natural Landmark.
Attraction descriptions from Wikipedia (CC BY-SA); place data from Wikidata (CC0).
San Antonio weather, compared with Houston
Within 1° of Houston on the annual average, so pack much as you would at home — but the two cities do not track each other month to month:
- January
- San Antonio 64°F · Houston 64°F · much the same
- April
- San Antonio 81°F · Houston 80°F · much the same
- July
- San Antonio 96°F · Houston 94°F · much the same
- October
- San Antonio 83°F · Houston 82°F · much the same
August averages 97°F, hot enough to plan the middle of the day around.
Average daily highs, 1991–2020 station normals from Meteostat (CC BY 4.0), measured at each city's airport.
Planning a trip to San Antonio
- Best time to visit
- The best time to visit San Antonio is November–April, when daytime highs are a comfortable 64–81°F.
- How long to stay
- San Antonio rewards a longer visit — a full week lets you explore its many sights, from Tower of the Americas, Cathedral of San Fernando (San Antonio), and San Antonio Zoo and beyond.
Frequently asked questions
- Is there a direct flight from Houston to San Antonio?
- Yes — you can fly nonstop from Houston (IAH, HOU) to San Antonio (SAT) on Southwest, United.
- Which airlines fly nonstop from Houston to San Antonio?
- Southwest, United fly nonstop between Houston (IAH, HOU) and San Antonio (SAT).
- Which Houston airport has nonstop flights to San Antonio?
- You can leave from 2 Houston airports: IAH (George Bush Intercontinental) on United; HOU (William P. Hobby) on Southwest.
- How many nonstop flights are there from Houston to San Antonio?
- There are about 12 nonstop departures per day (roughly 84 per week) from Houston to San Antonio.
- How far is San Antonio from Houston?
- San Antonio is about 190 miles from Houston by air.
- What is there to do in San Antonio?
- Popular things to do include Tower of the Americas, Cathedral of San Fernando (San Antonio), San Antonio Zoo, Six Flags Fiesta Texas, and more.
More nonstop destinations from Houston near San Antonio
Airports near Houston
The closest other departure airports to Houston — each opens up more nonstop destinations.