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Cheap flights from Houston George Bush Intcntl Airport to San Antonio from $65

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 3/4. 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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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
6:15 am - 9:30 am
IAH
-
SAT
27h 15m
2 stops
Multiple Airlines Logo
5:36 pm - 7:14 pm
SAT
-
IAH
25h 38m
1 stop
$149Multiple Airlines
Tue, Feb 24 - Tue, Mar 3
Multiple Airlines Logo
4:22 pm - 9:30 am
IAH
-
SAT
17h 08m
1 stop
Multiple Airlines Logo
5:36 pm - 7:14 pm
SAT
-
IAH
25h 38m
1 stop
$150Multiple Airlines
Tue, Feb 24 - Tue, Mar 3
Frontier Logo
6:15 am - 4:18 pm
IAH
-
SAT
10h 03m
1 stop
Frontier Logo
8:22 pm - 3:52 pm
SAT
-
IAH
19h 30m
1 stop
$154Frontier
Mon, Feb 23 - Fri, Feb 27
Multiple Airlines Logo
8:45 am - 5:15 pm
IAH
-
SAT
8h 30m
1 stop
Multiple Airlines Logo
10:27 am - 8:40 am
SAT
-
IAH
22h 13m
1 stop
$155Multiple Airlines
Wed, Mar 4 - Tue, Mar 17
Multiple Airlines Logo
9:16 am - 4:19 pm
IAH
-
SAT
7h 03m
1 stop
Multiple Airlines Logo
5:08 pm - 11:09 pm
SAT
-
IAH
6h 01m
1 stop
$159Multiple Airlines
Sun, Mar 1 - Mon, Mar 2
Spirit Airlines Logo
12:16 pm - 11:59 pm
IAH
-
SAT
11h 43m
1 stop
Spirit Airlines Logo
6:00 am - 8:45 pm
SAT
-
IAH
14h 45m
1 stop
$166Spirit Airlines
Tue, Feb 24 - Wed, Feb 25
Multiple Airlines Logo
6:20 am - 9:30 am
IAH
-
SAT
27h 10m
2 stops
Multiple Airlines Logo
6:12 pm - 3:52 pm
SAT
-
IAH
21h 40m
1 stop
$167Multiple Airlines
Wed, Feb 25 - Wed, Mar 4
Spirit Airlines Logo
12:16 pm - 11:59 pm
IAH
-
SAT
11h 43m
1 stop
Spirit Airlines Logo
6:00 am - 8:45 pm
SAT
-
IAH
14h 45m
1 stop
$168Spirit Airlines
Tue, Feb 24 - Wed, Feb 25
Frontier Logo
6:07 pm - 4:15 pm
IAH
-
SAT
22h 08m
1 stop
Frontier Logo
5:04 pm - 5:12 pm
SAT
-
IAH
24h 08m
1 stop
$169Frontier
Thu, Feb 19 - Mon, Feb 23
Multiple Airlines Logo
6:15 am - 9:30 am
IAH
-
SAT
27h 15m
2 stops
Multiple Airlines Logo
5:04 pm - 5:12 pm
SAT
-
IAH
24h 08m
1 stop
$172Multiple 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 23
IAH6:15 amHouston George Bush Intcntl
10h 03m
1 stop
SAT4:18 pmSan Antonio
Feb 27
SAT8:22 pmSan Antonio
19h 30m
1 stop
IAH3:52 pmHouston George Bush Intcntl
$154
Frontier
Feb 19
IAH6:07 pmHouston George Bush Intcntl
22h 08m
1 stop
SAT4:15 pmSan Antonio
Feb 23
SAT5:04 pmSan Antonio
24h 08m
1 stop
IAH5:12 pmHouston George Bush Intcntl
$169
Frontier
Feb 18
IAH8:45 amHouston George Bush Intcntl
8h 30m
1 stop
SAT5:15 pmSan Antonio
Feb 22
SAT5:04 pmSan Antonio
24h 08m
1 stop
IAH5:12 pmHouston George Bush Intcntl
$184

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
Feb 24
IAH12:16 pmHouston George Bush Intcntl
11h 43m
1 stop
SAT11:59 pmSan Antonio
Feb 25
SAT6:00 amSan Antonio
14h 45m
1 stop
IAH8:45 pmHouston George Bush Intcntl
$166
Spirit Airlines
Feb 24
IAH12:16 pmHouston George Bush Intcntl
11h 43m
1 stop
SAT11:59 pmSan Antonio
Feb 25
SAT6:00 amSan Antonio
14h 45m
1 stop
IAH8:45 pmHouston George Bush Intcntl
$168
Spirit Airlines
Feb 24
IAH7:21 amHouston George Bush Intcntl
16h 38m
2 stops
SAT11:59 pmSan Antonio
Feb 25
SAT6:00 amSan Antonio
14h 45m
1 stop
IAH8:45 pmHouston George Bush Intcntl
$183

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 January 28, 2026.
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

Tue 2/24

6:15 am-9:30 am

2 stops27h 15m

San Antonio

Tue 3/3

5:36 pm-7:14 pm

1 stop25h 38m

$149

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Tue 2/24

4:22 pm-9:30 am

1 stop17h 08m

San Antonio

Tue 3/3

5:36 pm-7:14 pm

1 stop25h 38m

$150

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Mon 2/23

6:15 am-4:18 pm

1 stop10h 03m

San Antonio

Fri 2/27

8:22 pm-3:52 pm

1 stop19h 30m

$154

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Wed 3/4

8:45 am-5:15 pm

1 stop8h 30m

San Antonio

Tue 3/17

10:27 am-8:40 am

1 stop22h 13m

$155

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sun 3/1

9:16 am-4:19 pm

1 stop7h 03m

San Antonio

Mon 3/2

5:08 pm-11:09 pm

1 stop6h 01m

$159

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Tue 2/24

12:16 pm-11:59 pm

1 stop11h 43m

San Antonio

Wed 2/25

6:00 am-8:45 pm

1 stop14h 45m

$166

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Wed 2/25

6:20 am-9:30 am

2 stops27h 10m

San Antonio

Wed 3/4

6:12 pm-3:52 pm

1 stop21h 40m

$167

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Tue 2/24

12:16 pm-11:59 pm

1 stop11h 43m

San Antonio

Wed 2/25

6:00 am-8:45 pm

1 stop14h 45m

$168

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 2/19

6:07 pm-4:15 pm

1 stop22h 08m

San Antonio

Mon 2/23

5:04 pm-5:12 pm

1 stop24h 08m

$169

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Wed 2/18

6:15 am-9:30 am

2 stops27h 15m

San Antonio

Sun 2/22

5:04 pm-5:12 pm

1 stop24h 08m

$172

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 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 August, then book flights to San Antonio from Houston George Bush Intcntl Airport during May instead. Flights to San Antonio in May, while not as cheap as those in August, still average around $187.

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 Tuesday when prices can be found for as low as $240. 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 Saturday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Saturday is $395.

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 $399. 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 38% 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 January 2026, prices for Houston George Bush Intcntl Airport to San Antonio flights are approximately 104% more expensive 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

Best Price Found

$265

Fastest flight time

1h 02m

Direct flights

Every day

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from Houston George Bush Intcntl Airport in the past 72 hours is $265. The best round-trip flight deal from Houston George Bush Intcntl Airport to San Antonio found on momondo in the last 72 hours is $303.
The fastest flight from Houston George Bush Intcntl Airport to San Antonio takes 1h 02m
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).
Search flight deals

  • 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 02m, 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
9,209 reviews
Search United Airlines flights

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

    United Airlines operates around 48 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 $290, 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 9,209 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
Pleasanton
Schertz

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.

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