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$82+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SAT
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Round-trip from

$175
(Mytrip)

One-way from

$82
(Mytrip)

Popular in

January

Cheapest in

March

Average price

$290
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. 17% potential increase in price ($71 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This Mytrip deal was found by Cheapflights users on 4/30. 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.
Wed 5/287:05 amIAH - SAT
2 stops21h 59mSpirit Airlines
Wed 6/46:45 amSAT - IAH
1 stop10h 08mSpirit Airlines
Deal found 4/30$175
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 5/286:30 pmIAH - SAT
Nonstop1h 07mUnited Airlines
Wed 6/46:04 pmSAT - IAH
Nonstop1h 06mUnited Airlines
Deal found 4/30$197
This Southwest deal was found by Cheapflights users on 4/30. 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.
Sat 5/248:40 amHOU - SAT
Nonstop1h 05mSouthwest
Sun 5/259:45 amSAT - HOU
Nonstop1h 00mSouthwest
Deal found 4/30$197
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 6/76:26 pmIAH - SAT
1 stop3h 27mAmerican Airlines
Thu 6/125:00 amSAT - IAH
1 stop4h 16mAmerican Airlines
Deal found 4/30$289
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 6/76:30 pmHOU - SAT
1 stop4h 33mAmerican Airlines
Thu 6/125:00 amSAT - HOU
1 stop3h 26mAmerican Airlines
Deal found 4/30$289
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Sat 6/288:49 pmIAH - SAT
2 stops20h 29mMultiple Airlines
Thu 7/312:32 pmSAT - IAH
1 stop20h 10mMultiple Airlines
Deal found 4/30$382
This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/26:00 amIAH - SAT
2 stops14h 11mFrontier
Sun 5/412:36 pmSAT - IAH
1 stop6h 24mFrontier
Deal found 4/30$827

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 May 1, 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

Wed 5/28

7:05 am-5:04 am

2 stops21h 59m

San Antonio

Wed 6/4

6:45 am-4:53 pm

1 stop10h 08m

$175

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Wed 5/28

6:30 pm-7:37 pm

Nonstop1h 07m

San Antonio

Wed 6/4

6:04 pm-7:10 pm

Nonstop1h 06m

$197

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Sat 5/24

8:40 am-9:45 am

Nonstop1h 05m

San Antonio

Sun 5/25

9:45 am-10:45 am

Nonstop1h 00m

$197

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sat 6/7

6:26 pm-9:53 pm

1 stop3h 27m

San Antonio

Thu 6/12

5:00 am-9:16 am

1 stop4h 16m

$289

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Sat 6/7

6:30 pm-11:03 pm

1 stop4h 33m

San Antonio

Thu 6/12

5:00 am-8:26 am

1 stop3h 26m

$289

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sat 6/28

8:49 pm-5:18 pm

2 stops20h 29m

San Antonio

Thu 7/3

12:32 pm-8:42 am

1 stop20h 10m

$382

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Tue 6/3

2:45 pm-5:04 am

1 stop14h 19m

$82

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Sat 5/24

9:55 pm-10:59 pm

Nonstop1h 04m

$99

HoustonSan Antonio

HOU - SAT

HOUSAT

Houston Hobby

Tue 6/3

8:50 am-9:55 am

Nonstop1h 05m

$99

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Tue 7/1

5:00 am-8:25 am

1 stop3h 25m

$145

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 14 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 May 1, 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 May 1, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta 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
8.0
Very good
4,294 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Food

7.1

Crew

8.6

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
8.0
Very good
4,294 reviews
Southwest
8.0
Very good
4,294 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Food

7.1

Crew

8.6

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.
Delta
8.0
Very good
7,934 reviews
Southwest
8.0
Very good
4,294 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Food

7.1

Crew

8.6

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
8,696 reviews
Southwest
8.0
Very good
4,294 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Food

7.1

Crew

8.6

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
8.0
Very good
4,294 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Food

7.1

Crew

8.6

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
7,962 reviews
Southwest
8.0
Very good
4,294 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Food

7.1

Crew

8.6

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 Spirit Airlines is currently your cheapest option to San Antonio, with prices starting at $175. Additional round-trip tickets that might be worth considering are offered by United Airlines and Southwest, with the lowest prices starting at $197 and $197, respectively. Spirit Airlines is 48% 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 Spirit Airlines, which is currently one of the cheapest options available, starting at $82. United Airlines flights start at $99 while deals on Southwest start at $99 one-way.

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

    On average you can expect to pay $249 for a flight from Houston to San Antonio. The cheapest flight overall is $97 while the most popular route, (Houston Hobby - San Antonio) is currently priced at $175.

  • 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
New Braunfels

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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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$117Average$320FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$117Average$310FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$233Average$342FlexibilityNo cancel feeOn-time71%

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