Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Houston 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 to San Antonio departing on 5/5. 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.
Search flight deals

Find the cheapest flights from Houston to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:30 am - 6:59 pm
IAH
-
SAT
12h 29m
1 stop
Frontier Logo
7:54 pm - 12:44 am
SAT
-
IAH
28h 50m
1 stop
$126Frontier
Tue, May 5 - Tue, May 12
Frontier Logo
7:45 am - 3:09 pm
IAH
-
SAT
7h 24m
1 stop
Frontier Logo
3:00 pm - 12:48 am
SAT
-
IAH
9h 48m
1 stop
$144Frontier
Tue, Apr 28 - Thu, Apr 30
Frontier Logo
6:30 am - 6:59 pm
IAH
-
SAT
12h 29m
1 stop
Frontier Logo
7:54 pm - 12:44 am
SAT
-
IAH
28h 50m
1 stop
$147Frontier
Wed, May 13 - Mon, May 25
Frontier Logo
6:45 am - 2:15 pm
IAH
-
SAT
7h 30m
1 stop
Frontier Logo
3:00 pm - 1:44 pm
SAT
-
IAH
22h 44m
1 stop
$153Frontier
Thu, Apr 30 - Mon, May 4
Frontier Logo
7:45 am - 3:09 pm
IAH
-
SAT
7h 24m
1 stop
Frontier Logo
4:49 pm - 11:56 pm
SAT
-
IAH
7h 07m
1 stop
$160Frontier
Tue, Apr 21 - Wed, Apr 22
Multiple Airlines Logo
7:00 am - 5:35 pm
IAH
-
SAT
10h 35m
1 stop
Multiple Airlines Logo
2:12 pm - 8:38 am
SAT
-
IAH
18h 26m
1 stop
$184Multiple Airlines
Sat, Apr 18 - Mon, Apr 20
Southwest Logo
8:40 pm - 9:45 pm
HOU
-
SAT
1h 05mnonstop
Southwest Logo
12:45 pm - 1:50 pm
SAT
-
HOU
1h 05mnonstop
$237Southwest
Wed, May 20 - Wed, May 27
Southwest Logo
2:50 pm - 3:50 pm
HOU
-
SAT
1h 00mnonstop
Southwest Logo
9:40 am - 1:45 pm
SAT
-
HOU
4h 05m
1 stop
$247Southwest
Wed, May 20 - Wed, May 27
Southwest Logo
2:50 pm - 3:50 pm
HOU
-
SAT
1h 00mnonstop
Southwest Logo
1:00 pm - 2:00 pm
SAT
-
HOU
1h 00mnonstop
$251Southwest
Tue, Apr 28 - Thu, Apr 30
Southwest Logo
8:45 am - 3:10 pm
HOU
-
SAT
6h 25m
2 stops
Southwest Logo
6:30 am - 7:30 am
SAT
-
HOU
1h 00mnonstop
$252Southwest
Wed, May 20 - Wed, May 27

Southwest flights from Houston to San Antonio

Our best Southwest deals on Houston to San Antonio flight tickets
Southwest
May 20
HOU2:50 pmHouston Hobby
1h 00m
SAT3:50 pmSan Antonio
May 27
SAT5:05 pmSan Antonio
1h 05m
HOU6:10 pmHouston Hobby
$237
Southwest
May 20
HOU7:00 amHouston Hobby
5h 10m
1 stop
SAT12:10 pmSan Antonio
May 27
SAT5:05 pmSan Antonio
1h 05m
HOU6:10 pmHouston Hobby
$247
Southwest
Apr 28
HOU2:50 pmHouston Hobby
1h 00m
SAT3:50 pmSan Antonio
Apr 30
SAT1:00 pmSan Antonio
1h 00m
HOU2:00 pmHouston Hobby
$251

Frontier flights from Houston to San Antonio

Our best Frontier deals on Houston to San Antonio flight tickets
Frontier
May 5
IAH6:30 amHouston George Bush Intcntl
12h 29m
1 stop
SAT6:59 pmSan Antonio
May 12
SAT7:54 pmSan Antonio
28h 50m
1 stop
IAH12:44 amHouston George Bush Intcntl
$126
Frontier
Apr 28
IAH7:45 amHouston George Bush Intcntl
7h 24m
1 stop
SAT3:09 pmSan Antonio
Apr 30
SAT3:00 pmSan Antonio
9h 48m
1 stop
IAH12:48 amHouston George Bush Intcntl
$144
Frontier
May 13
IAH6:30 amHouston George Bush Intcntl
12h 29m
1 stop
SAT6:59 pmSan Antonio
May 25
SAT7:54 pmSan Antonio
28h 50m
1 stop
IAH12:44 amHouston George Bush Intcntl
$147

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 April 7, 2026.
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

Cheapest round-trip

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Tue 5/5

6:30 am-6:59 pm

1 stop12h 29m

San Antonio

Tue 5/12

7:54 pm-12:44 am

1 stop28h 50m

$126

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Tue 4/28

7:45 am-3:09 pm

1 stop7h 24m

San Antonio

Thu 4/30

3:00 pm-12:48 am

1 stop9h 48m

$144

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Wed 5/13

6:30 am-6:59 pm

1 stop12h 29m

San Antonio

Mon 5/25

7:54 pm-12:44 am

1 stop28h 50m

$147

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 4/30

6:45 am-2:15 pm

1 stop7h 30m

San Antonio

Mon 5/4

3:00 pm-1:44 pm

1 stop22h 44m

$153

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Tue 4/21

7:45 am-3:09 pm

1 stop7h 24m

San Antonio

Wed 4/22

4:49 pm-11:56 pm

1 stop7h 07m

$160

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sat 4/18

7:00 am-5:35 pm

1 stop10h 35m

San Antonio

Mon 4/20

2:12 pm-8:38 am

1 stop18h 26m

$184

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Wed 5/20

8:40 pm-9:45 pm

Nonstop1h 05m

San Antonio

Wed 5/27

12:45 pm-1:50 pm

Nonstop1h 05m

$237

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Wed 5/20

2:50 pm-3:50 pm

Nonstop1h 00m

San Antonio

Wed 5/27

9:40 am-1:45 pm

1 stop4h 05m

$247
Quickest round-trip

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Tue 4/28

2:50 pm-3:50 pm

Nonstop1h 00m

San Antonio

Thu 4/30

1:00 pm-2:00 pm

Nonstop1h 00m

$251

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Wed 5/20

8:45 am-3:10 pm

2 stops6h 25m

San Antonio

Wed 5/27

6:30 am-7:30 am

Nonstop1h 00m

$252

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 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 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 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 morning. momondo users have found flights departing from Houston to San Antonio in the morning for as low as $333. 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 in the evening, with an average ticket price of $420. Departure times in the evening 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 Hobby 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

Frequently asked questions about flying from Houston to San Antonio

  • 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
9,550 reviews
Search United Airlines flights
SouthwestPriceFrom $97Free CancellationRating
8.0
4,337 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
Pleasanton
Schertz

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.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 5/7
Thu 5/14
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States