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Cheap flights from Houston to San Antonio from $61

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 2/18. 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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Multiple Airlines Logo
12:16 pm - 11:52 pmIAH-SAT
11h 36m1 stop
Multiple Airlines Logo
8:24 pm - 9:56 amSAT-IAH
13h 32m1 stop
$176Multiple Airlines
Find Deal
Sat, Jan 24 - Sun, Jan 25
Spirit Airlines Logo
8:37 pm - 1:00 pmIAH-SAT
16h 23m1 stop
Spirit Airlines Logo
7:00 am - 7:32 pmSAT-IAH
12h 32m1 stop
$178Spirit Airlines
Find Deal
Sat, Dec 13 - Tue, Dec 16
Spirit Airlines Logo
12:16 pm - 11:52 pmIAH-SAT
11h 36m1 stop
Spirit Airlines Logo
10:35 am - 8:23 pmSAT-IAH
9h 48m1 stop
$182Spirit Airlines
Find Deal
Thu, Jan 8 - Mon, Jan 12
American Airlines Logo
12:09 pm - 7:10 pmHOU-SAT
7h 01m1 stop
American Airlines Logo
8:21 am - 3:47 pmSAT-HOU
7h 26m1 stop
$183American Airlines
Find Deal
Wed, Dec 24 - Thu, Dec 25
Multiple Airlines Logo
6:15 am - 11:52 pmIAH-SAT
17h 37m2 stops
Multiple Airlines Logo
8:24 pm - 9:56 amSAT-IAH
13h 32m1 stop
$183Multiple Airlines
Find Deal
Sat, Jan 24 - Sun, Jan 25
Multiple Airlines Logo
8:16 pm - 11:52 pmIAH-SAT
27h 36m1 stop
Multiple Airlines Logo
8:24 pm - 3:13 pmSAT-IAH
18h 49m1 stop
$184Multiple Airlines
Find Deal
Mon, Jan 19 - Mon, Jan 26
Multiple Airlines Logo
7:45 am - 11:52 pmIAH-SAT
16h 07m2 stops
Multiple Airlines Logo
8:24 pm - 3:13 pmSAT-IAH
18h 49m1 stop
$196Multiple Airlines
Find Deal
Mon, Jan 19 - Mon, Jan 26
American Airlines Logo
12:47 pm - 4:45 pmHOU-SAT
3h 58m1 stop
American Airlines Logo
6:15 am - 10:05 amSAT-HOU
3h 50m1 stop
$231American Airlines
Find Deal
Thu, Jan 8 - Mon, Jan 12
Southwest Logo
8:20 am - 9:25 amHOU-SAT
1h 05mnonstop
Southwest Logo
5:40 am - 6:40 amSAT-HOU
1h 00mnonstop
$251Southwest
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Sat, Feb 28 - Sun, Mar 1
Southwest Logo
9:10 pm - 10:15 pmHOU-SAT
1h 05mnonstop
Southwest Logo
7:15 am - 8:15 amSAT-HOU
1h 00mnonstop
$259Southwest
Find Deal
Mon, Jan 19 - Mon, Jan 26

Spirit Airlines flights from Houston to San Antonio

Our best Spirit Airlines deals on Houston to San Antonio flight tickets
Spirit Airlines
Dec 13
IAH8:37 pmHouston George Bush Intcntl
16h 23m
1 stop
SAT1:00 pmSan Antonio
Dec 16
SAT7:00 amSan Antonio
12h 32m
1 stop
IAH7:32 pmHouston George Bush Intcntl
$178
Find similar
Spirit Airlines
Jan 8
IAH12:16 pmHouston George Bush Intcntl
11h 36m
1 stop
SAT11:52 pmSan Antonio
Jan 12
SAT10:35 amSan Antonio
9h 48m
1 stop
IAH8:23 pmHouston George Bush Intcntl
$182
Find similar
Spirit Airlines
Feb 3
IAH12:16 pmHouston George Bush Intcntl
11h 36m
1 stop
SAT11:52 pmSan Antonio
Feb 4
SAT6:30 amSan Antonio
13h 53m
2 stops
IAH8:23 pmHouston George Bush Intcntl
$201
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American Airlines flights from Houston to San Antonio

Our best American Airlines deals on Houston to San Antonio flight tickets
American Airlines
Dec 24
HOU12:09 pmHouston Hobby
7h 01m
1 stop
SAT7:10 pmSan Antonio
Dec 25
SAT8:21 amSan Antonio
7h 26m
1 stop
HOU3:47 pmHouston Hobby
$183
Find similar
American Airlines
Jan 8
HOU12:47 pmHouston Hobby
3h 58m
1 stop
SAT4:45 pmSan Antonio
Jan 12
SAT6:15 amSan Antonio
3h 50m
1 stop
HOU10:05 amHouston Hobby
$231
Find similar
American Airlines
Feb 11
HOU10:35 amHouston Hobby
6h 10m
1 stop
SAT4:45 pmSan Antonio
Feb 13
SAT3:08 pmSan Antonio
4h 47m
1 stop
HOU7:55 pmHouston Hobby
$244
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 1, 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

Sat 1/24

12:16 pm-11:52 pm

1 stop11h 36m

San Antonio

Sun 1/25

8:24 pm-9:56 am

1 stop13h 32m

$176

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sat 12/13

8:37 pm-1:00 pm

1 stop16h 23m

San Antonio

Tue 12/16

7:00 am-7:32 pm

1 stop12h 32m

$178

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 1/8

12:16 pm-11:52 pm

1 stop11h 36m

San Antonio

Mon 1/12

10:35 am-8:23 pm

1 stop9h 48m

$182

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Wed 12/24

12:09 pm-7:10 pm

1 stop7h 01m

San Antonio

Thu 12/25

8:21 am-3:47 pm

1 stop7h 26m

$183

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sat 1/24

6:15 am-11:52 pm

2 stops17h 37m

San Antonio

Sun 1/25

8:24 pm-9:56 am

1 stop13h 32m

$183

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Mon 1/19

8:16 pm-11:52 pm

1 stop27h 36m

San Antonio

Mon 1/26

8:24 pm-3:13 pm

1 stop18h 49m

$184

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Mon 1/19

7:45 am-11:52 pm

2 stops16h 07m

San Antonio

Mon 1/26

8:24 pm-3:13 pm

1 stop18h 49m

$196

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Thu 1/8

12:47 pm-4:45 pm

1 stop3h 58m

San Antonio

Mon 1/12

6:15 am-10:05 am

1 stop3h 50m

$231

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Sat 2/28

8:20 am-9:25 am

Nonstop1h 05m

San Antonio

Sun 3/1

5:40 am-6:40 am

Nonstop1h 00m

$251

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Mon 1/19

9:10 pm-10:15 pm

Nonstop1h 05m

San Antonio

Mon 1/26

7:15 am-8:15 am

Nonstop1h 00m

$259

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 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 $375.

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 03m

Direct flights

Every day

Airports in San Antonio

1 airport
The fastest flight from Houston to San Antonio takes 1h 03m
Direct flights go from Houston to San Antonio every day.
There is 1 airport near San Antonio: 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
9,057 reviews
Search United Airlines flights
SouthwestPriceFrom $97Free CancellationRating
8.0
4,252 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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