Cheap flights from Houston George Bush Intcntl Airport to San Antonio from $67

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to San Antonio departing on 2/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Houston George Bush Intcntl Airport to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:51 pm - 4:17 pm
IAH
-
SAT
23h 26m1 stop
Multiple Airlines Logo
9:36 pm - 5:55 am
SAT
-
IAH
8h 19m1 stop
$132Multiple Airlines
Sat, Jan 17 - Mon, Jan 19
Frontier Logo
8:45 am - 4:17 pm
IAH
-
SAT
7h 32m1 stop
Frontier Logo
5:12 pm - 11:32 pm
SAT
-
IAH
6h 20m1 stop
$142Frontier
Wed, Feb 18 - Tue, Feb 24
Frontier Logo
1:00 pm - 8:45 pm
IAH
-
SAT
7h 45m1 stop
Frontier Logo
5:12 pm - 11:32 pm
SAT
-
IAH
6h 20m1 stop
$146Frontier
Thu, Feb 19 - Tue, Feb 24
Frontier Logo
10:12 pm - 12:25 pm
IAH
-
SAT
14h 13m1 stop
Frontier Logo
5:12 pm - 7:14 pm
SAT
-
IAH
26h 02m1 stop
$147Frontier
Sun, Feb 1 - Tue, Feb 10
Frontier Logo
6:45 am - 7:33 pm
IAH
-
SAT
12h 48m1 stop
Frontier Logo
5:12 pm - 7:14 pm
SAT
-
IAH
26h 02m1 stop
$158Frontier
Mon, Feb 2 - Tue, Feb 10
Frontier Logo
10:12 pm - 12:25 pm
IAH
-
SAT
14h 13m1 stop
Frontier Logo
5:12 pm - 11:32 pm
SAT
-
IAH
6h 20m1 stop
$160Frontier
Sun, Feb 1 - Wed, Feb 11
Multiple Airlines Logo
9:53 pm - 7:01 pm
IAH
-
SAT
21h 08m1 stop
Multiple Airlines Logo
1:57 pm - 10:41 pm
SAT
-
IAH
8h 44m1 stop
$161Multiple Airlines
Fri, Feb 20 - Mon, Feb 23
Frontier Logo
10:35 pm - 9:23 am
IAH
-
SAT
10h 48m1 stop
Frontier Logo
3:55 pm - 12:31 am
SAT
-
IAH
8h 36m1 stop
$165Frontier
Wed, Dec 31 - Tue, Jan 6
Frontier Logo
7:41 pm - 11:00 am
IAH
-
SAT
15h 19m1 stop
Frontier Logo
8:59 am - 6:58 pm
SAT
-
IAH
9h 59m1 stop
$168Frontier
Sun, Jan 11 - Sun, Jan 18
Multiple Airlines Logo
8:45 am - 4:17 pm
IAH
-
SAT
7h 32m1 stop
Multiple Airlines Logo
10:26 am - 9:41 pm
SAT
-
IAH
11h 15m1 stop
$169Multiple Airlines
Wed, Feb 18 - Sun, Feb 22

Frontier flights from Houston George Bush Intcntl Airport to San Antonio

Our best Frontier deals on Houston George Bush Intcntl Airport to San Antonio flight tickets
Frontier
Feb 18
IAH8:45 amHouston George Bush Intcntl
7h 32m
1 stop
SAT4:17 pmSan Antonio
Feb 24
SAT5:12 pmSan Antonio
6h 20m
1 stop
IAH11:32 pmHouston George Bush Intcntl
Frontier
Feb 19
IAH1:00 pmHouston George Bush Intcntl
7h 45m
1 stop
SAT8:45 pmSan Antonio
Feb 24
SAT5:12 pmSan Antonio
6h 20m
1 stop
IAH11:32 pmHouston George Bush Intcntl
Frontier
Feb 1
IAH10:12 pmHouston George Bush Intcntl
14h 13m
1 stop
SAT12:25 pmSan Antonio
Feb 10
SAT5:12 pmSan Antonio
26h 02m
1 stop
IAH7:14 pmHouston George Bush Intcntl

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

Our best Spirit Airlines deals on Houston George Bush Intcntl Airport to San Antonio flight tickets
Spirit Airlines
Jan 10
IAH12:16 pmHouston George Bush Intcntl
11h 36m
1 stop
SAT11:52 pmSan Antonio
Jan 17
SAT6:30 amSan Antonio
12h 54m
1 stop
IAH7:24 pmHouston George Bush Intcntl
Spirit Airlines
Jan 12
IAH12:16 pmHouston George Bush Intcntl
11h 36m
1 stop
SAT11:52 pmSan Antonio
Jan 14
SAT6:30 amSan Antonio
13h 53m
2 stops
IAH8:23 pmHouston George Bush Intcntl
Spirit Airlines
Jan 14
IAH3:18 pmHouston George Bush Intcntl
8h 34m
1 stop
SAT11:52 pmSan Antonio
Jan 15
SAT6:30 amSan Antonio
13h 53m
2 stops
IAH8:23 pmHouston George Bush Intcntl

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport to San Antonio 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 December 15, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sat 1/17

4:51 pm-4:17 pm

1 stop23h 26m

San Antonio

Mon 1/19

9:36 pm-5:55 am

1 stop8h 19m

$132

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Wed 2/18

8:45 am-4:17 pm

1 stop7h 32m

San Antonio

Tue 2/24

5:12 pm-11:32 pm

1 stop6h 20m

$142

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 2/19

1:00 pm-8:45 pm

1 stop7h 45m

San Antonio

Tue 2/24

5:12 pm-11:32 pm

1 stop6h 20m

$146

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sun 2/1

10:12 pm-12:25 pm

1 stop14h 13m

San Antonio

Tue 2/10

5:12 pm-7:14 pm

1 stop26h 02m

$147

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Mon 2/2

6:45 am-7:33 pm

1 stop12h 48m

San Antonio

Tue 2/10

5:12 pm-7:14 pm

1 stop26h 02m

$158

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sun 2/1

10:12 pm-12:25 pm

1 stop14h 13m

San Antonio

Wed 2/11

5:12 pm-11:32 pm

1 stop6h 20m

$160

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Fri 2/20

9:53 pm-7:01 pm

1 stop21h 08m

San Antonio

Mon 2/23

1:57 pm-10:41 pm

1 stop8h 44m

$161

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Wed 12/31

10:35 pm-9:23 am

1 stop10h 48m

San Antonio

Tue 1/6

3:55 pm-12:31 am

1 stop8h 36m

$165

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sun 1/11

7:41 pm-11:00 am

1 stop15h 19m

San Antonio

Sun 1/18

8:59 am-6:58 pm

1 stop9h 59m

$168

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Wed 2/18

8:45 am-4:17 pm

1 stop7h 32m

San Antonio

Sun 2/22

10:26 am-9:41 pm

1 stop11h 15m

$169

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Antonio from

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

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 cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of February, then book flights to San Antonio from Houston George Bush Intcntl Airport during August instead. Flights to San Antonio in August, while not as cheap as those in February, still average around $181.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Wednesday when prices can be found for as low as $271. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Friday is $442.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is in the evening. momondo users have found flights departing from Houston George Bush Intcntl Airport to San Antonio in the evening for as low as $269. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly at noon, with an average ticket price of $395. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

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

There are 4 cabin classes available to choose from on Houston George Bush Intcntl to San Antonio 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 Houston George Bush Intcntl Airport to San Antonio flights?

You could potentially save up to 2% on your flight if you consider stops on a Houston George Bush Intcntl Airport to San Antonio flight.

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

As of December 2025, prices for Houston George Bush Intcntl Airport to San Antonio flights are approximately 66% cheaper when compared to flights at the same time last year.

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

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

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

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

Fastest flight time

1h 03m

Direct flights

Every day

Airports in San Antonio

1 airport
The fastest flight from Houston George Bush Intcntl Airport to San Antonio takes 1h 03m
Direct flights go from Houston George Bush Intcntl Airport to San Antonio every day.
There is 1 airport in San Antonio. From Houston George Bush Intcntl Airport there are direct flights to San Antonio (SAT).
  • How far is Houston George Bush Intcntl to San Antonio by plane?

    The distance between Houston George Bush Intcntl and San Antonio is about 192.9 mi. Flights usually cover this in 1h 03m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Houston George Bush Intcntl Airport to San Antonio Airport are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston George Bush Intcntl Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

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

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $137Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
  • United Airlines Flights From Houston George Bush Intcntl Airport to San Antonio

    United Airlines operates around 40 flights from Houston George Bush Intcntl Airport to San Antonio every week. The average price of these flights found in the last 72 hours has been $247, but momondo users have found United Airlines deals from Houston George Bush Intcntl Airport to San Antonio from as low as $137 round-trip. United Airlines has been scored 7.4/10 in 9,092 reviews.

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville
Boerne
Schertz
Pleasanton

Why use momondo?

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

Finding the right flight to San Antonio from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Antonio quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to San Antonio from Houston with this policy.

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

Once you have performed a search for Houston to San Antonio flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Houston to San Antonio now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Antonio and let you know when they change.

An easier way to manage your San Antonio trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 1/14
Wed 1/21

Find better results for your trip to the United States