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Cheap flights from San Antonio to Houston from $109

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:58 pm - 7:09 pmSAT  San Antonio-IAH Houston George Bush Intcntl
1h 11mnonstop
United Airlines Logo
2:45 pm - 3:53 pmIAH  Houston George Bush Intcntl-SAT San Antonio
1h 08mnonstop
$217United Airlines
Sat, Oct 17 - Thu, Oct 22
United Airlines Logo
4:12 pm - 5:25 pmSAT  San Antonio-IAH Houston George Bush Intcntl
1h 13mnonstop
United Airlines Logo
9:39 am - 10:45 amIAH  Houston George Bush Intcntl-SAT San Antonio
1h 06mnonstop
$217United Airlines
Wed, Sep 16 - Wed, Sep 23
United Airlines Logo
5:30 am - 6:31 amSAT  San Antonio-IAH Houston George Bush Intcntl
1h 01mnonstop
United Airlines Logo
2:30 pm - 3:38 pmIAH  Houston George Bush Intcntl-SAT San Antonio
1h 08mnonstop
$217United Airlines
Wed, Nov 4 - Sat, Nov 7
United Airlines Logo
7:35 am - 8:50 amSAT  San Antonio-IAH Houston George Bush Intcntl
1h 15mnonstop
United Airlines Logo
9:35 am - 10:43 amIAH  Houston George Bush Intcntl-SAT San Antonio
1h 08mnonstop
$217United Airlines
Sat, Sep 19 - Sat, Sep 26
United Airlines Logo
4:12 pm - 5:25 pmSAT  San Antonio-IAH Houston George Bush Intcntl
1h 13mnonstop
United Airlines Logo
8:20 pm - 9:31 pmIAH  Houston George Bush Intcntl-SAT San Antonio
1h 11mnonstop
$217United Airlines
Sat, Sep 19 - Sat, Sep 26
United Airlines Logo
5:30 am - 6:33 amSAT  San Antonio-IAH Houston George Bush Intcntl
1h 03mnonstop
United Airlines Logo
9:40 pm - 10:44 pmIAH  Houston George Bush Intcntl-SAT San Antonio
1h 04mnonstop
$217United Airlines
Wed, Sep 9 - Wed, Sep 16
United Airlines Logo
5:57 pm - 7:04 pmSAT  San Antonio-IAH Houston George Bush Intcntl
1h 07mnonstop
United Airlines Logo
8:15 pm - 9:26 pmIAH  Houston George Bush Intcntl-SAT San Antonio
1h 11mnonstop
$217United Airlines
Tue, Nov 10 - Mon, Nov 16
United Airlines Logo
2:20 pm - 3:27 pmSAT  San Antonio-IAH Houston George Bush Intcntl
1h 07mnonstop
United Airlines Logo
4:55 pm - 6:03 pmIAH  Houston George Bush Intcntl-SAT San Antonio
1h 08mnonstop
$217United Airlines
Tue, Nov 3 - Sat, Nov 7
American Airlines Logo
5:00 am - 9:29 amSAT  San Antonio-IAH Houston George Bush Intcntl
4h 29m1 stop Dallas/Fort Worth
American Airlines Logo
5:00 am - 8:51 amIAH  Houston George Bush Intcntl-SAT San Antonio
3h 51m1 stop Dallas/Fort Worth
$236American Airlines
Thu, Sep 10 - Thu, Sep 17
American Airlines Logo
2:05 pm - 6:03 pmSAT  San Antonio-IAH Houston George Bush Intcntl
3h 58m1 stop Dallas/Fort Worth
American Airlines Logo
7:00 am - 10:45 amIAH  Houston George Bush Intcntl-SAT San Antonio
3h 45m1 stop Dallas/Fort Worth
$237American Airlines
Tue, Nov 3 - Sat, Nov 7

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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
Sep 19
SAT7:35 amSan Antonio
1h 15m
IAH8:50 amHouston George Bush Intcntl
Sep 26
IAH9:35 amHouston George Bush Intcntl
1h 08m
SAT10:43 amSan Antonio
$217
United Airlines
Sep 9
SAT2:15 pmSan Antonio
1h 09m
IAH3:24 pmHouston George Bush Intcntl
Sep 11
IAH4:35 pmHouston George Bush Intcntl
1h 09m
SAT5:44 pmSan Antonio
$247
United Airlines
Dec 2
SAT5:55 pmSan Antonio
1h 00m
IAH6:55 pmHouston George Bush Intcntl
Jan 6
IAH2:30 pmHouston George Bush Intcntl
1h 03m
SAT3:33 pmSan Antonio
$261

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
Sep 10
SAT5:00 amSan Antonio
4h 29m
1 stop
IAH9:29 amHouston George Bush Intcntl
Sep 17
IAH5:00 amHouston George Bush Intcntl
3h 51m
1 stop
SAT8:51 amSan Antonio
$236
American Airlines
Sep 9
SAT3:12 pmSan Antonio
4h 01m
1 stop
IAH7:13 pmHouston George Bush Intcntl
Sep 10
IAH5:00 amHouston George Bush Intcntl
3h 51m
1 stop
SAT8:51 amSan Antonio
$237
American Airlines
Sep 12
SAT9:41 amSan Antonio
3h 36m
1 stop
IAH1:17 pmHouston George Bush Intcntl
Sep 14
IAH5:00 amHouston George Bush Intcntl
3h 51m
1 stop
SAT8:51 amSan Antonio
$238

momondo Fare Finder

 
Use the filters below to find and compare flights from San Antonio to Houston George Bush Intcntl Airport that are best for you.

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Cheapest round-trip

San AntonioHouston

SAT San Antonio - IAH Houston George Bush Intcntl

SATIAH

San Antonio

Sat 10/17

5:58 pm-7:09 pm

Nonstop1h 11m

Houston George Bush Intcntl

Thu 10/22

2:45 pm-3:53 pm

Nonstop1h 08m

$217

San AntonioHouston

SAT San Antonio - IAH Houston George Bush Intcntl

SATIAH

San Antonio

Wed 9/16

4:12 pm-5:25 pm

Nonstop1h 13m

Houston George Bush Intcntl

Wed 9/23

9:39 am-10:45 am

Nonstop1h 06m

$217

San AntonioHouston

SAT San Antonio - IAH Houston George Bush Intcntl

SATIAH

San Antonio

Wed 11/4

5:30 am-6:31 am

Nonstop1h 01m

Houston George Bush Intcntl

Sat 11/7

2:30 pm-3:38 pm

Nonstop1h 08m

$217

San AntonioHouston

SAT San Antonio - IAH Houston George Bush Intcntl

SATIAH

San Antonio

Sat 9/19

7:35 am-8:50 am

Nonstop1h 15m

Houston George Bush Intcntl

Sat 9/26

9:35 am-10:43 am

Nonstop1h 08m

$217

San AntonioHouston

SAT San Antonio - IAH Houston George Bush Intcntl

SATIAH

San Antonio

Sat 9/19

4:12 pm-5:25 pm

Nonstop1h 13m

Houston George Bush Intcntl

Sat 9/26

8:20 pm-9:31 pm

Nonstop1h 11m

$217
Quickest round-trip

San AntonioHouston

SAT San Antonio - IAH Houston George Bush Intcntl

SATIAH

San Antonio

Wed 9/9

5:30 am-6:33 am

Nonstop1h 03m

Houston George Bush Intcntl

Wed 9/16

9:40 pm-10:44 pm

Nonstop1h 04m

$217

San AntonioHouston

SAT San Antonio - IAH Houston George Bush Intcntl

SATIAH

San Antonio

Tue 11/10

5:57 pm-7:04 pm

Nonstop1h 07m

Houston George Bush Intcntl

Mon 11/16

8:15 pm-9:26 pm

Nonstop1h 11m

$217

San AntonioHouston

SAT San Antonio - IAH Houston George Bush Intcntl

SATIAH

San Antonio

Tue 11/3

2:20 pm-3:27 pm

Nonstop1h 07m

Houston George Bush Intcntl

Sat 11/7

4:55 pm-6:03 pm

Nonstop1h 08m

$217

San AntonioHouston

SAT San Antonio - IAH Houston George Bush Intcntl

SATIAH

San Antonio

Thu 9/10

5:00 am-9:29 am

1 stop4h 29m

Houston George Bush Intcntl

Thu 9/17

5:00 am-8:51 am

1 stop3h 51m

$236

San AntonioHouston

SAT San Antonio - IAH Houston George Bush Intcntl

SATIAH

San Antonio

Tue 11/3

2:05 pm-6:03 pm

1 stop3h 58m

Houston George Bush Intcntl

Sat 11/7

7:00 am-10:45 am

1 stop3h 45m

$237

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?

Prices are currently typical for flights on this route.

Typical prices usually range from $202 to $447.
The lowest price recently found on this route was $217.

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

The month of January is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from San Antonio, with most prices found around $167. If you are unable to visit Houston George Bush Intcntl Airport during the month of January, then departing from San Antonio during the month September is also very affordable. Most momondo users find prices during this month for around $207.

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 Friday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Friday will often find tickets for as low as $540. 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 $644.

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 $568. Try not to purchase tickets at noon because they tend to be around $642. 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 August 2026, prices for San Antonio to Houston George Bush Intcntl Airport flights are approximately 86% more expensive 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

$109

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 $109. The best round-trip flight deal from San Antonio to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $217.
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 $157Free CancellationRating
7.4
10,112 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 $157. Generally, United Airlines has 33 flights on this route every week with an average price of $319. 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
Humble
Conroe
Montgomery
Spring
Cypress
Jersey Village
Livingston
Tomball

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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