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Cheap flights from Houston 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 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.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:16 pm - 8:14 am
IAH
-
SAT
11h 58m1 stop
Multiple Airlines Logo
6:30 am - 9:57 pm
SAT
-
IAH
15h 27m1 stop
$158Multiple Airlines
Wed, Jan 14 - Wed, Jan 21
Multiple Airlines Logo
8:16 pm - 8:14 am
IAH
-
SAT
11h 58m1 stop
Multiple Airlines Logo
10:35 am - 11:58 pm
SAT
-
IAH
13h 23m1 stop
$160Multiple Airlines
Wed, Jan 14 - Thu, Jan 15
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
12:16 pm - 11:52 pm
IAH
-
SAT
11h 36m1 stop
Multiple Airlines Logo
9:36 pm - 5:55 am
SAT
-
IAH
8h 19m1 stop
$174Multiple Airlines
Mon, Jan 12 - Mon, Jan 19
Multiple Airlines Logo
4:22 pm - 9:30 am
IAH
-
SAT
17h 08m1 stop
Multiple Airlines Logo
5:12 pm - 7:14 pm
SAT
-
IAH
26h 02m1 stop
$178Multiple Airlines
Tue, Feb 17 - Tue, Mar 3
Spirit Airlines Logo
12:16 pm - 11:52 pm
IAH
-
SAT
11h 36m1 stop
Spirit Airlines Logo
6:30 am - 7:24 pm
SAT
-
IAH
12h 54m1 stop
$179Spirit Airlines
Sat, Jan 10 - Sat, Jan 17
Southwest Logo
4:40 pm - 5:40 pm
HOU
-
SAT
1h 00mnonstop
Southwest Logo
1:45 pm - 2:45 pm
SAT
-
HOU
1h 00mnonstop
$260Southwest
Wed, Jan 21 - Thu, Jan 22
Southwest Logo
6:30 am - 10:15 am
HOU
-
SAT
3h 45m1 stop
Southwest Logo
4:40 pm - 5:45 pm
SAT
-
HOU
1h 05mnonstop
$270Southwest
Wed, Jan 21 - Thu, Jan 22

Frontier flights from Houston to San Antonio

Our best Frontier deals on Houston to San Antonio flight tickets
Frontier
Dec 31
IAH10:35 pmHouston George Bush Intcntl
10h 48m
1 stop
SAT9:23 amSan Antonio
Jan 6
SAT3:55 pmSan Antonio
8h 36m
1 stop
IAH12:31 amHouston George Bush Intcntl
$165
Find similar
Frontier
Jan 11
IAH7:41 pmHouston George Bush Intcntl
15h 19m
1 stop
SAT11:00 amSan Antonio
Jan 18
SAT8:59 amSan Antonio
9h 59m
1 stop
IAH6:58 pmHouston George Bush Intcntl
$168
Find similar
Frontier
Jan 15
IAH6:35 amHouston George Bush Intcntl
8h 39m
1 stop
SAT3:14 pmSan Antonio
Jan 18
SAT3:57 pmSan Antonio
8h 36m
1 stop
IAH12:33 amHouston George Bush Intcntl
$186
Find similar

American Airlines flights from Houston to San Antonio

Our best American Airlines deals on Houston to San Antonio flight tickets
American Airlines
Jan 14
IAH9:35 amHouston George Bush Intcntl
7h 56m
1 stop
SAT5:31 pmSan Antonio
Jan 21
SAT11:36 amSan Antonio
9h 34m
1 stop
IAH9:10 pmHouston George Bush Intcntl
$255
Find similar
American Airlines
Feb 11
IAH8:00 amHouston George Bush Intcntl
8h 45m
1 stop
SAT4:45 pmSan Antonio
Feb 13
SAT3:08 pmSan Antonio
3h 52m
1 stop
IAH7:00 pmHouston George Bush Intcntl
$282
Find similar
American Airlines
Feb 11
IAH2:41 pmHouston George Bush Intcntl
6h 09m
1 stop
SAT8:50 pmSan Antonio
Feb 13
SAT5:45 pmSan Antonio
6h 08m
1 stop
IAH11:53 pmHouston George Bush Intcntl
$309
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 16, 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 1/14

8:16 pm-8:14 am

1 stop11h 58m

San Antonio

Wed 1/21

6:30 am-9:57 pm

1 stop15h 27m

$158

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Wed 1/14

8:16 pm-8:14 am

1 stop11h 58m

San Antonio

Thu 1/15

10:35 am-11:58 pm

1 stop13h 23m

$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

Mon 1/12

12:16 pm-11:52 pm

1 stop11h 36m

San Antonio

Mon 1/19

9:36 pm-5:55 am

1 stop8h 19m

$174

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Tue 2/17

4:22 pm-9:30 am

1 stop17h 08m

San Antonio

Tue 3/3

5:12 pm-7:14 pm

1 stop26h 02m

$178

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sat 1/10

12:16 pm-11:52 pm

1 stop11h 36m

San Antonio

Sat 1/17

6:30 am-7:24 pm

1 stop12h 54m

$179

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Wed 1/21

4:40 pm-5:40 pm

Nonstop1h 00m

San Antonio

Thu 1/22

1:45 pm-2:45 pm

Nonstop1h 00m

$260

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Wed 1/21

6:30 am-10:15 am

1 stop3h 45m

San Antonio

Thu 1/22

4:40 pm-5:45 pm

Nonstop1h 05m

$270

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 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 $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 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
9,094 reviews
Search United Airlines flights
SouthwestPriceFrom $97Free CancellationRating
7.9
4,250 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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