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Cheap flights from Houston to San Antonio from $68

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 to San Antonio departing on 1/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:38 pm - 1:12 pm
IAH
-
SAT
15h 34m1 stop
Multiple Airlines Logo
1:57 pm - 11:11 am
SAT
-
IAH
21h 14m1 stop
$132Multiple Airlines
Wed, Feb 18 - Mon, Feb 23
Multiple Airlines Logo
4:51 pm - 4:17 pm
IAH
-
SAT
23h 26m1 stop
Multiple Airlines Logo
10:35 am - 8:23 pm
SAT
-
IAH
9h 48m1 stop
$160Multiple Airlines
Sat, Jan 17 - Sat, Jan 24
Multiple Airlines Logo
7:41 pm - 11:49 am
IAH
-
SAT
16h 08m1 stop
Multiple Airlines Logo
6:30 am - 2:13 pm
SAT
-
IAH
7h 43m1 stop
$173Multiple Airlines
Thu, Jan 8 - Tue, Jan 13
Multiple Airlines Logo
6:45 am - 7:33 pm
IAH
-
SAT
12h 48m1 stop
Multiple Airlines Logo
10:35 am - 8:23 pm
SAT
-
IAH
9h 48m1 stop
$185Multiple Airlines
Thu, Jan 29 - Sat, Jan 31
Multiple Airlines Logo
9:55 am - 11:00 am
IAH
-
SAT
25h 05m1 stop
Multiple Airlines Logo
8:00 pm - 6:39 pm
SAT
-
IAH
22h 39m1 stop
$186Multiple Airlines
Wed, Jan 7 - Mon, Jan 12
Multiple Airlines Logo
6:45 am - 7:33 pm
IAH
-
SAT
12h 48m1 stop
Multiple Airlines Logo
10:35 am - 8:40 am
SAT
-
IAH
22h 05m1 stop
$189Multiple Airlines
Thu, Jan 22 - Sun, Jan 25
Multiple Airlines Logo
10:51 am - 7:29 pm
IAH
-
SAT
8h 38m1 stop
Multiple Airlines Logo
6:30 am - 9:57 pm
SAT
-
IAH
15h 27m1 stop
$193Multiple Airlines
Sun, Jan 25 - Tue, Jan 27
Multiple Airlines Logo
6:07 pm - 9:30 am
IAH
-
SAT
15h 23m2 stops
Multiple Airlines Logo
1:57 pm - 6:28 pm
SAT
-
IAH
28h 31m1 stop
$194Multiple Airlines
Wed, Feb 18 - Mon, Feb 23
Southwest Logo
11:05 am - 12:10 pm
HOU
-
SAT
1h 05mnonstop
Southwest Logo
1:45 pm - 2:45 pm
SAT
-
HOU
1h 00mnonstop
$237Southwest
Wed, Jan 28 - Wed, Jan 28
Southwest Logo
7:30 am - 11:50 am
HOU
-
SAT
4h 20m1 stop
Southwest Logo
1:45 pm - 2:45 pm
SAT
-
HOU
1h 00mnonstop
$247Southwest
Wed, Jan 28 - Wed, Jan 28

Frontier flights from Houston to San Antonio

Our best Frontier deals on Houston to San Antonio flight tickets
Frontier
Feb 25
IAH7:59 pmHouston George Bush Intcntl
17h 13m
1 stop
SAT1:12 pmSan Antonio
Mar 1
SAT8:24 pmSan Antonio
10h 36m
1 stop
IAH7:00 amHouston George Bush Intcntl
$142
Find similar
Frontier
Jan 15
IAH6:35 amHouston George Bush Intcntl
13h 23m
2 stops
SAT7:58 pmSan Antonio
Jan 19
SAT11:17 amSan Antonio
27h 56m
1 stop
IAH3:13 pmHouston George Bush Intcntl
$220
Find similar
Frontier
Jan 15
IAH6:00 amHouston George Bush Intcntl
28h 22m
2 stops
SAT10:22 amSan Antonio
Jan 19
SAT6:18 pmSan Antonio
25h 43m
1 stop
IAH8:01 pmHouston George Bush Intcntl
$233
Find similar

Spirit Airlines flights from Houston to San Antonio

Our best Spirit Airlines deals on Houston to San Antonio flight tickets
Spirit Airlines
Jan 20
IAH3:18 pmHouston George Bush Intcntl
8h 34m
1 stop
SAT11:52 pmSan Antonio
Jan 27
SAT6:30 amSan Antonio
7h 43m
1 stop
IAH2:13 pmHouston George Bush Intcntl
$185
Find similar
Spirit Airlines
Jan 20
IAH5:46 amHouston George Bush Intcntl
18h 06m
2 stops
SAT11:52 pmSan Antonio
Jan 27
SAT6:30 amSan Antonio
7h 43m
1 stop
IAH2:13 pmHouston George Bush Intcntl
$193
Find similar
Spirit Airlines
Jan 20
IAH5:46 amHouston George Bush Intcntl
18h 06m
2 stops
SAT11:52 pmSan Antonio
Jan 27
SAT6:30 amSan Antonio
17h 28m
2 stops
IAH11:58 pmHouston George Bush Intcntl
$208
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston 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 23, 2025.
Use the filters below to find and compare flights from Houston 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

Wed 2/18

9:38 pm-1:12 pm

1 stop15h 34m

San Antonio

Mon 2/23

1:57 pm-11:11 am

1 stop21h 14m

$132

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sat 1/17

4:51 pm-4:17 pm

1 stop23h 26m

San Antonio

Sat 1/24

10:35 am-8:23 pm

1 stop9h 48m

$160

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 1/8

7:41 pm-11:49 am

1 stop16h 08m

San Antonio

Tue 1/13

6:30 am-2:13 pm

1 stop7h 43m

$173

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 1/29

6:45 am-7:33 pm

1 stop12h 48m

San Antonio

Sat 1/31

10:35 am-8:23 pm

1 stop9h 48m

$185

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Wed 1/7

9:55 am-11:00 am

1 stop25h 05m

San Antonio

Mon 1/12

8:00 pm-6:39 pm

1 stop22h 39m

$186

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 1/22

6:45 am-7:33 pm

1 stop12h 48m

San Antonio

Sun 1/25

10:35 am-8:40 am

1 stop22h 05m

$189

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sun 1/25

10:51 am-7:29 pm

1 stop8h 38m

San Antonio

Tue 1/27

6:30 am-9:57 pm

1 stop15h 27m

$193

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Wed 2/18

6:07 pm-9:30 am

2 stops15h 23m

San Antonio

Mon 2/23

1:57 pm-6:28 pm

1 stop28h 31m

$194

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Wed 1/28

11:05 am-12:10 pm

Nonstop1h 05m

San Antonio

Wed 1/28

1:45 pm-2:45 pm

Nonstop1h 00m

$237

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Wed 1/28

7:30 am-11:50 am

1 stop4h 20m

San Antonio

Wed 1/28

1:45 pm-2:45 pm

Nonstop1h 00m

$247

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 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 typical price of a round-trip flight between Houston and San Antonio?

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 during October instead. Flights to San Antonio in October, while not as cheap as those in August, 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 Tuesday when prices can be found for as low as $245. 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 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 to San Antonio flight route?

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

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

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

Cheap Houston to San Antonio flight deals and tips

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

Fastest flight time

1h 00m

Direct flights

Every day

Airports in San Antonio

1 airport
The fastest flight from Houston to San Antonio takes 1h 00m
Direct flights go from Houston to San Antonio every day.
There is 1 airport in San Antonio. From Houston there are direct flights to San Antonio (SAT).
Search flight deals

  • How far is Houston to San Antonio by plane?

    Houston and San Antonio are 189.1 mi apart from one another. 1h 00m is a normal flight duration for this route.

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

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

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

  • How old do you have to be to fly from Houston 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 to San Antonio Airport.

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

    The travel and health documents required for your trip to San Antonio Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Antonio Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Houston to San Antonio

Compare and see reviews for airlines that fly from Houston to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $97Free CancellationRating
7.4
9,106 reviews
Search United Airlines flights
SouthwestPriceFrom $97Free CancellationRating
8.0
4,253 reviews
Search Southwest flights

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?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Houston to San Antonio. momondo saves you time and could save you money on your trip.

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 all potential Houston to San Antonio flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Houston to San Antonio flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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