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Cheap flights from San Antonio to Houston from $113

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Houston departing on 8/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:37 am - 10:44 am
SAT
-
IAH
1h 07mnonstop
United Airlines Logo
9:40 pm - 10:42 pm
IAH
-
SAT
1h 02mnonstop
$217United Airlines
Wed, Jun 17 - Wed, Jun 17
United Airlines Logo
5:57 pm - 7:04 pm
SAT
-
IAH
1h 07mnonstop
United Airlines Logo
2:31 pm - 3:39 pm
IAH
-
SAT
1h 08mnonstop
$257United Airlines
Tue, Jun 16 - Tue, Jun 23
United Airlines Logo
9:37 am - 10:44 am
SAT
-
IAH
1h 07mnonstop
United Airlines Logo
8:17 pm - 9:25 pm
IAH
-
SAT
1h 08mnonstop
$293United Airlines
Wed, Jun 17 - Sun, Jun 28
United Airlines Logo
11:43 am - 12:55 pm
SAT
-
IAH
1h 12mnonstop
United Airlines Logo
6:42 pm - 7:50 pm
IAH
-
SAT
1h 08mnonstop
$304United Airlines
Mon, Jun 15 - Tue, Jun 16
United Airlines Logo
7:35 am - 8:50 am
SAT
-
IAH
1h 15mnonstop
United Airlines Logo
6:20 pm - 7:28 pm
IAH
-
SAT
1h 08mnonstop
$308United Airlines
Sat, Sep 26 - Sun, Sep 27
United Airlines Logo
9:30 am - 10:43 am
SAT
-
IAH
1h 13mnonstop
United Airlines Logo
6:50 pm - 7:58 pm
IAH
-
SAT
1h 08mnonstop
$317United Airlines
Tue, Aug 11 - Wed, Aug 12
United Airlines Logo
12:00 pm - 1:07 pm
SAT
-
IAH
1h 07mnonstop
United Airlines Logo
2:35 pm - 3:43 pm
IAH
-
SAT
1h 08mnonstop
$327United Airlines
Tue, Aug 11 - Wed, Aug 12
American Airlines Logo
5:01 am - 9:46 am
SAT
-
IAH
4h 45m
1 stop
American Airlines Logo
6:02 am - 10:09 am
IAH
-
SAT
4h 07m
1 stop
$329American Airlines
Wed, Jul 1 - Wed, Jul 8
American Airlines Logo
5:35 pm - 10:28 pm
SAT
-
IAH
4h 53m
1 stop
American Airlines Logo
6:45 pm - 11:59 pm
IAH
-
SAT
5h 14m
1 stop
$339American Airlines
Mon, Jun 22 - Tue, Jun 23
United Airlines Logo
4:18 pm - 5:25 pm
SAT
-
IAH
1h 07mnonstop
United Airlines Logo
7:20 am - 8:27 am
IAH
-
SAT
1h 07mnonstop
$340United Airlines
Sat, Jun 20 - Sat, Jun 27

United Airlines flights from San Antonio to Houston George Bush Intcntl Airport

Our best United Airlines deals on San Antonio to Houston George Bush Intcntl Airport flight tickets
United Airlines
Jun 17
SAT9:37 amSan Antonio
1h 07m
IAH10:44 amHouston George Bush Intcntl
Jun 17
IAH9:40 pmHouston George Bush Intcntl
1h 02m
SAT10:42 pmSan Antonio
$217
United Airlines
Jun 16
SAT5:57 pmSan Antonio
1h 07m
IAH7:04 pmHouston George Bush Intcntl
Jun 23
IAH2:31 pmHouston George Bush Intcntl
1h 08m
SAT3:39 pmSan Antonio
$257
United Airlines
Jun 17
SAT9:37 amSan Antonio
1h 07m
IAH10:44 amHouston George Bush Intcntl
Jun 28
IAH8:17 pmHouston George Bush Intcntl
1h 08m
SAT9:25 pmSan Antonio
$293

American Airlines flights from San Antonio to Houston George Bush Intcntl Airport

Our best American Airlines deals on San Antonio to Houston George Bush Intcntl Airport flight tickets
American Airlines
Jul 1
SAT5:01 amSan Antonio
4h 45m
1 stop
IAH9:46 amHouston George Bush Intcntl
Jul 8
IAH6:02 amHouston George Bush Intcntl
4h 07m
1 stop
SAT10:09 amSan Antonio
$329
American Airlines
Jun 22
SAT5:35 pmSan Antonio
4h 53m
1 stop
IAH10:28 pmHouston George Bush Intcntl
Jun 23
IAH6:45 pmHouston George Bush Intcntl
5h 14m
1 stop
SAT11:59 pmSan Antonio
$339
American Airlines
Jun 20
SAT7:08 pmSan Antonio
3h 20m
1 stop
IAH10:28 pmHouston George Bush Intcntl
Jun 27
IAH6:40 pmHouston George Bush Intcntl
4h 25m
1 stop
SAT11:05 pmSan Antonio
$349

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Houston George Bush Intcntl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 24, 2026.
Use the filters below to find and compare flights from San Antonio to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Wed 6/17

9:37 am-10:44 am

Nonstop1h 07m

Houston George Bush Intcntl

Wed 6/17

9:40 pm-10:42 pm

Nonstop1h 02m

$217

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Tue 6/16

5:57 pm-7:04 pm

Nonstop1h 07m

Houston George Bush Intcntl

Tue 6/23

2:31 pm-3:39 pm

Nonstop1h 08m

$257

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Wed 6/17

9:37 am-10:44 am

Nonstop1h 07m

Houston George Bush Intcntl

Sun 6/28

8:17 pm-9:25 pm

Nonstop1h 08m

$293

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Mon 6/15

11:43 am-12:55 pm

Nonstop1h 12m

Houston George Bush Intcntl

Tue 6/16

6:42 pm-7:50 pm

Nonstop1h 08m

$304

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Sat 9/26

7:35 am-8:50 am

Nonstop1h 15m

Houston George Bush Intcntl

Sun 9/27

6:20 pm-7:28 pm

Nonstop1h 08m

$308

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Tue 8/11

9:30 am-10:43 am

Nonstop1h 13m

Houston George Bush Intcntl

Wed 8/12

6:50 pm-7:58 pm

Nonstop1h 08m

$317

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Tue 8/11

12:00 pm-1:07 pm

Nonstop1h 07m

Houston George Bush Intcntl

Wed 8/12

2:35 pm-3:43 pm

Nonstop1h 08m

$327

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Wed 7/1

5:01 am-9:46 am

1 stop4h 45m

Houston George Bush Intcntl

Wed 7/8

6:02 am-10:09 am

1 stop4h 07m

$329

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Mon 6/22

5:35 pm-10:28 pm

1 stop4h 53m

Houston George Bush Intcntl

Tue 6/23

6:45 pm-11:59 pm

1 stop5h 14m

$339

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Sat 6/20

4:18 pm-5:25 pm

Nonstop1h 07m

Houston George Bush Intcntl

Sat 6/27

7:20 am-8:27 am

Nonstop1h 07m

$340

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from San Antonio to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Antonio and Houston George Bush Intcntl Airport?

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of September is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from San Antonio, with most prices found around $184. If you are unable to visit Houston George Bush Intcntl Airport during the month of September, then departing from San Antonio during the month January is also very affordable. Most momondo users find prices during this month for around $218.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from San Antonio to Houston George Bush Intcntl Airport is on a Thursday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Thursday will often find tickets for as low as $545. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Saturday is $638.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest San Antonio to Houston George Bush Intcntl Airport flights are usually those with departure times in the evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as $556. Try not to purchase tickets at noon because they tend to be around $636. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest San Antonio to Houston George Bush Intcntl flight route?

Fly from San Antonio to Houston George Bush Intcntl for the best San Antonio - Houston George Bush Intcntl flight prices

What cabin class options are available on San Antonio to Houston George Bush Intcntl Airport flights?

There are 4 cabin classes available to choose from on San Antonio to Houston George Bush Intcntl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Antonio to Houston George Bush Intcntl Airport flights?

No. A direct flight is the cheapest option for a flight between San Antonio to Houston George Bush Intcntl Airport.

How have San Antonio to Houston George Bush Intcntl Airport flight prices changed over time?

As of May 2026, prices for San Antonio to Houston George Bush Intcntl Airport flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from San Antonio to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Houston George Bush Intcntl Airport (SAT to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Houston George Bush Intcntl Airport

Best Price Found

$227

Fastest flight time

1h 00m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from San Antonio in the past 72 hours is $227. The best round-trip flight deal from San Antonio to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $504.
The fastest flight from San Antonio to Houston George Bush Intcntl Airport takes 1h 00m
Direct flights go from San Antonio to Houston George Bush Intcntl Airport every day.
Search flight deals

Frequently asked questions about flying from San Antonio to Houston George Bush Intcntl Airport

  • How far is San Antonio to Houston George Bush Intcntl by plane?

    There are 192.9 mi between San Antonio and Houston George Bush Intcntl. 1h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Antonio Airport to Houston George Bush Intcntl Airport?

    Prices for flights from San Antonio Airport to Houston George Bush Intcntl Airport refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from San Antonio Airport to Houston George Bush Intcntl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The necessary travel and health documents for your Houston George Bush Intcntl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Antonio to Houston George Bush Intcntl Airport?

  • What is the most popular airline from San Antonio to Houston George Bush Intcntl Airport?

Best airlines flying from San Antonio to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from San Antonio to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $137Free CancellationRating
7.4
9,749 reviews
Search United Airlines flights

  • United Airlines Flights From San Antonio to Houston George Bush Intcntl Airport

    The lowest priced United Airlines flight from San Antonio to Houston George Bush Intcntl Airport from the last 72 hours was $137. Generally, United Airlines has 50 flights on this route every week with an average price of $310. United Airlines is rated 7.4/10 by our users.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
Katy
The Woodlands
Conroe
Humble
Spring
Cypress
Montgomery
Jersey Village
Tomball
Livingston

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Houston?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to Houston. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Antonio to Houston with flexible booking policies on momondo?

Flights from San Antonio to Houston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Antonio to Houston?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Antonio to Houston.

I’m not ready to book a flight from San Antonio to Houston right now. Can momondo alert me if prices change?

Price alerts on flights to Houston from San Antonio are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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