$49 Cheap Flights from Houston (HOU) to San Antonio (SAT)

View $49 flight on Wed, Sep 10, 2025Opens in a new window

Popular airlines from Houston William Hobby Airport (HOU) to San Antonio International Airport (SAT)

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Cheap Flights from Houston to San Antonio (HOU-SAT)

Prices were available within the past 7 days and start at $49 for one-way flights and $77 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Thu, Oct 30 - Tue, Nov 4
HOU
Houston
SAT
San Antonio
$77 Roundtrip, found 15 hours ago
$77
Roundtrip
found 15 hours ago
Select Southwest Airlines flight, departing Thu, Oct 30 from Houston to San Antonio, returning Tue, Nov 4, priced at $77 found 15 hours ago
Southwest Airlines
Thu, Oct 30 - Tue, Nov 4
HOU
Houston
SAT
San Antonio
$87 Roundtrip, found 15 hours ago
$87
Roundtrip
found 15 hours ago
Select Southwest Airlines flight, departing Thu, Oct 30 from Houston to San Antonio, returning Tue, Nov 4, priced at $87 found 15 hours ago
Southwest Airlines
Thu, Oct 16 - Sat, Oct 18
HOU
Houston
SAT
San Antonio
$92 Roundtrip, found 16 hours ago
$92
Roundtrip
found 16 hours ago
Select Southwest Airlines flight, departing Thu, Oct 16 from Houston to San Antonio, returning Sat, Oct 18, priced at $92 found 16 hours ago
Southwest Airlines
Thu, Oct 30 - Tue, Nov 4
HOU
Houston
SAT
San Antonio
$97 Roundtrip, found 15 hours ago
$97
Roundtrip
found 15 hours ago
Select Southwest Airlines flight, departing Thu, Oct 30 from Houston to San Antonio, returning Tue, Nov 4, priced at $97 found 15 hours ago
Southwest Airlines
Thu, Oct 16 - Sat, Oct 18
HOU
Houston
SAT
San Antonio
$102 Roundtrip, found 16 hours ago
$102
Roundtrip
found 16 hours ago
Select Southwest Airlines flight, departing Thu, Oct 16 from Houston to San Antonio, returning Sat, Oct 18, priced at $102 found 16 hours ago
Southwest Airlines
Wed, Sep 17 - Thu, Sep 18
HOU
Houston
SAT
San Antonio
$111 Roundtrip, found 5 days ago
$111
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Wed, Sep 17 from Houston to San Antonio, returning Thu, Sep 18, priced at $111 found 5 days ago
Southwest Airlines
Sat, Oct 4 - Sun, Oct 5
HOU
Houston
SAT
San Antonio
$114 Roundtrip, found 13 hours ago
$114
Roundtrip
found 13 hours ago
Select Southwest Airlines flight, departing Sat, Oct 4 from Houston to San Antonio, returning Sun, Oct 5, priced at $114 found 13 hours ago
Southwest Airlines
Wed, Sep 17 - Thu, Sep 18
HOU
Houston
SAT
San Antonio
$121 Roundtrip, found 5 days ago
$121
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Wed, Sep 17 from Houston to San Antonio, returning Thu, Sep 18, priced at $121 found 5 days ago
Southwest Airlines
Sat, Oct 4 - Sun, Oct 5
HOU
Houston
SAT
San Antonio
$124 Roundtrip, found 13 hours ago
$124
Roundtrip
found 13 hours ago
Select Southwest Airlines flight, departing Sat, Oct 4 from Houston to San Antonio, returning Sun, Oct 5, priced at $124 found 13 hours ago
Delta
Thu, Dec 4 - Thu, Dec 11
HOU
Houston
SAT
San Antonio
$418 Roundtrip, found 2 days ago
$418
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Dec 4 from Houston to San Antonio, returning Thu, Dec 11, priced at $418 found 2 days ago

Find the cheapest month to fly from Houston (HOU) to San Antonio (SAT)

September is typically the cheapest month to fly

From $77 - $375 per traveler.

Graph displaying average flight prices per month

Alternative airports near San Antonio

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Antonio Intl. SAT. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $277
SAT
San Antonio Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $277
0
Flights from Houston (HOU) to San Antonio (SAT)
Origin airport
William P. Hobby
Destination airport
San Antonio Intl.
Airlines serving
American Airlines, Delta, Southwest Airlines
Roundtrip price
$77
Distance
192 mi

Houston to San Antonio Flights

The cheapest times to fly from Houston to San Antonio

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to San Antonio are during the month of October. You can find some of the cheapest flights from Houston to San Antonio with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to San Antonio

Sunday is one of the best days to book for cheap flights from Houston to San Antonio: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to San Antonio

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to San Antonio in 2025. You can also book with separate airlines for your outbound and return journeys, from $49 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to San Antonio flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to San Antonio airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to San Antonio Intl. Airport (SAT) cost?
Grab a cheap one-way flight from $49 or cheap return flight from $77 from William P. Hobby Airport (HOU) to San Antonio Intl. Airport (SAT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from William P. Hobby Airport (HOU) to San Antonio Intl. Airport (SAT)?
October is the most affordable month to fly from HOU to SAT. Timing your trip outside of the busy season is often the key to finding better deals on flights.
Which airlines fly direct from William P. Hobby Airport (HOU) to San Antonio Intl. Airport (SAT)?
Catch a nonstop flight with Southwest Airlines and fly straight from William P. Hobby Airport (HOU) to San Antonio Intl. Airport (SAT).
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to San Antonio Intl. Airport (SAT)?
To find the cheapest airline that'll fly you from HOU to SAT, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from William P. Hobby Airport (HOU) to San Antonio Intl. Airport (SAT)?
When flying out of William P. Hobby Airport (HOU), you'll have your pick from an average of 4 daily nonstop flights to San Antonio Intl. Airport (SAT).
What are the most popular departure times for flights from William P. Hobby Airport (HOU) to San Antonio Intl. Airport (SAT)?
Flights between HOU and SAT are their busiest at 8 AM. If you want a more relaxed atmosphere and possibly cheaper tickets, choose a time outside the usual busy windows.
What day of the week has the most flights from HOU to SAT?
Jet off on a Saturday if you're searching for the best selection of flights from William P. Hobby Airport (HOU) to San Antonio Intl. Airport (SAT).
What is the earliest flight from William P. Hobby Airport (HOU) to San Antonio Intl. Airport (SAT)?
Take the earliest flight at around 8:40AM UTC-6, leaving from William P. Hobby Airport (HOU). You'll be in the air for around 1h 10m, touching down at San Antonio Intl. Airport (SAT) at approximately 9:50AM UTC-6.
How long does it take to fly from William P. Hobby Airport (HOU) to San Antonio Intl. Airport (SAT)?
It takes roughly 1 hour and 5 minutes to travel the 190 mi from HOU to SAT.
What is the best time to fly from William P. Hobby Airport (HOU) to San Antonio Intl. Airport (SAT)?
To touch down at San Antonio Intl. Airport (SAT) without delays, choose a flight that leaves William P. Hobby Airport (HOU) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Antonio from William P. Hobby Airport (HOU)?
San Antonio Intl. Airport (SAT) is the only airport in San Antonio with direct flights from William P. Hobby Airport (HOU). Consider the options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from William P. Hobby Airport (HOU) to San Antonio Intl. Airport (SAT) last-minute?
Booking your flight from HOU to SAT right before your getaway is typically more expensive. However, if you're flexible with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a HOU to SAT flight and hotel package?
Compared with arranging flights and hotels separately, booking a HOU to SAT flight and hotel package with Expedia could lead to significant savings. Better yet, managing everything in one place takes the hassle out of planning your trip. Simply secure your flights and choose from our extensive range of stays, then personalize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from William P. Hobby Airport (HOU) to San Antonio Intl. Airport (SAT)?
Typically, you can cancel or reschedule your HOU to SAT flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you need more information, go to our Customer Service portal.

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*Available to One Key members.