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$49+ Cheap flights from Houston to San Antonio (SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SAT
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Houston to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 28, 2025.

Round-trip from

$97
(United Airlines)

One-way from

$49
(United Airlines)

Popular in

January

Cheapest in

April

Average price

$430
From Houston to San Antonio
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One-way flight from Houston to San Antonio
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Highest demand for flights based on searches. 13% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Houston to San Antonio

Cheapest flights from Houston to San Antonio
Explore the most affordable flight options available from Houston to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This United Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/248:30 pmIAH - SAT
Nonstop1h 11mUnited Airlines
Thu 5/17:15 pmSAT - IAH
Nonstop1h 09mUnited Airlines
Deal found 3/27$97
This Southwest deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/247:50 amHOU - SAT
Nonstop1h 00mSouthwest
Mon 4/2811:10 amSAT - HOU
Nonstop1h 00mSouthwest
Deal found 3/27$97
This Mytrip deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2412:04 pmIAH - SAT
1 stop7h 57mSpirit Airlines
Mon 4/288:56 pmSAT - IAH
1 stop17h 09mSpirit Airlines
Deal found 3/27$160
This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/209:59 amIAH - SAT
1 stop7h 04mAmerican Airlines
Wed 5/217:34 pmSAT - IAH
1 stop4h 08mAmerican Airlines
Deal found 3/27$236
This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/278:16 pmHOU - SAT
1 stop3h 42mAmerican Airlines
Sun 5/46:02 amSAT - HOU
1 stop3h 45mAmerican Airlines
Deal found 3/27$289
This United deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/246:25 pmIAH - SAT
Nonstop1h 11mMultiple Airlines
Mon 4/286:35 amSAT - IAH
1 stop17h 24mMultiple Airlines
Deal found 3/27$675
This Alaska Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/276:30 amIAH - SAT
1 stop17h 29mAlaska Airlines
Sun 5/46:35 amSAT - IAH
1 stop11h 34mAlaska Airlines
Deal found 3/27$737

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Houston to San Antonio that are best for you.

Fly from

Houston

Fly to

San Antonio

Route

Depart

Return

Price

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 4/24

8:30 pm-9:41 pm

Nonstop1h 11m

San Antonio

Thu 5/1

7:15 pm-8:24 pm

Nonstop1h 09m

$97

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Thu 4/24

7:50 am-8:50 am

Nonstop1h 00m

San Antonio

Mon 4/28

11:10 am-12:10 pm

Nonstop1h 00m

$97

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 4/24

12:04 pm-8:01 pm

1 stop7h 57m

San Antonio

Mon 4/28

8:56 pm-2:05 pm

1 stop17h 09m

$160

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Tue 5/20

9:59 am-5:03 pm

1 stop7h 04m

San Antonio

Wed 5/21

7:34 pm-11:42 pm

1 stop4h 08m

$236

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Sun 4/27

8:16 pm-11:58 pm

1 stop3h 42m

San Antonio

Sun 5/4

6:02 am-9:47 am

1 stop3h 45m

$289

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 4/24

6:25 pm-7:36 pm

Nonstop1h 11m

San Antonio

Mon 4/28

6:35 am-11:59 pm

1 stop17h 24m

$675

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sun 4/27

6:30 am-11:59 pm

1 stop17h 29m

San Antonio

Sun 5/4

6:35 am-6:09 pm

1 stop11h 34m

$737

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Wed 4/23

6:25 pm-7:36 pm

Nonstop1h 11m

$49

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Thu 4/17

9:35 pm-10:35 pm

Nonstop1h 00m

$49

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Tue 4/29

8:52 am-8:01 pm

1 stop11h 09m

$84

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 13 results
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Best time to book a flight from Houston to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Houston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston to San Antonio

What is the cheapest month to book a flight from Houston to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Houston to San Antonio (average of $295). Flying from Houston to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HOU to SAT?

Find hourly flight availability from Houston to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

When flying from Houston to San Antonio, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 30% versus a flight at noon.

What is the cheapest day to fly from Houston to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Houston to San Antonio. Price data was last updated on June 30, 2024.

Travelers seeking maximum savings on their Houston to San Antonio flight should consider departing on Saturday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated March 28, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and United Airlines from Houston to San Antonio to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,798 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Spirit Airlines
6.3
Okay
7,881 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Houston to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Antonio from Houston?

    Located just 7.6 mi from the city center, San Antonio is the airport most travelers will use when flying to San Antonio from Houston. Booking flights from Houston to San Antonio (SAT) should be relatively easy as there are 2 daily inbound flights from Houston from 3 different airlines.

  • What are the cheapest airlines flying from Houston to San Antonio round-trip?

    Flying on United Airlines is currently your cheapest option to San Antonio, with prices starting at $97. Additional round-trip tickets that might be worth considering are offered by Southwest and Spirit Airlines, with the lowest prices starting at $97 and $160, respectively. United Airlines is 72% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Houston to San Antonio one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $49. Southwest flights start at $49 while deals on Spirit Airlines start at $84 one-way.

  • What are the cheapest flights from Houston to San Antonio?

    On average you can expect to pay $259 for a flight from Houston to San Antonio. The cheapest flight overall is $48 while the most popular route, (Houston Hobby - San Antonio) is currently priced at $97.

  • Can I find deals for flights from Houston to San Antonio that include hotel bookings?

    Yes. In addition to deals on Houston to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to San Antonio.

  • Can I find deals for business class flights from Houston to San Antonio?

    Yes. Cheapflights offers flight deals from Houston to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Houston to San Antonio (average of $295). Flying from Houston to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
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Alternative routes for Houston to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Houston to San Antonio

Discover the top 3 airlines that operate flights from Houston to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$117Average$318FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$117Average$322FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$233Average$315FlexibilityNo cancel feeOn-time71%
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