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$65+ Cheap flights from George Bush Intcntl (IAH) 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SAT
Feb 23 — Mar 21
Mon 2/23
Mon 3/2
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to San Antonio

Cheapest flights from George Bush Intcntl to San Antonio
Explore the most affordable flight options available from George Bush Intcntl to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 24, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/198:18 pm
IAH
-
SAT
1 stop27h 41m
Multiple Airlines
Mon 2/235:04 pm
SAT
-
IAH
1 stop24h 08m
Multiple Airlines
Deal found 1/23$157
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:45 am
IAH
-
SAT
1 stop8h 30m
Multiple Airlines
Tue 3/1710:27 am
SAT
-
IAH
1 stop13h 32m
Multiple Airlines
Deal found 1/23$160
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2111:02 am
IAH
-
SAT
1 stop12h 57m
Multiple Airlines
Sat 2/286:00 am
SAT
-
IAH
1 stop12h 28m
Multiple Airlines
Deal found 1/24$175
This Kiwi.com deal was found by Cheapflights users on 1/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/279:54 pm
IAH
-
SAT
1 stop21h 07m
Multiple Airlines
Sun 3/15:04 pm
SAT
-
IAH
1 stop6h 05m
Multiple Airlines
Deal found 1/21$177
This Kiwi.com deal was found by Cheapflights users on 1/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/198:18 pm
IAH
-
SAT
1 stop27h 41m
Multiple Airlines
Thu 2/268:20 pm
SAT
-
IAH
1 stop13h 16m
Multiple Airlines
Deal found 1/22$192
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/208:18 pm
IAH
-
SAT
1 stop16h 54m
Frontier
Sun 2/228:14 pm
SAT
-
IAH
1 stop10h 46m
Frontier
Deal found 1/23$197
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/208:18 pm
IAH
-
SAT
1 stop27h 41m
Multiple Airlines
Fri 2/278:22 pm
SAT
-
IAH
2 stops24h 29m
Multiple Airlines
Deal found 1/23$199

Find flight deals from George Bush Intcntl to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) 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 January 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$157
(Kiwi.com)

One-way from

$65
(Kiwi.com)

Popular in

January

Cheapest in

August

Average price

$540

Good round-trip deal

$281 or less

Good one-way deal

$210 or less
Provider with most accurate pricing for Houston George Bush Intcntl-San Antonio flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-San Antonio flights.
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From Houston George Bush Intcntl to San Antonio
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One-way flight from Houston George Bush Intcntl to San Antonio
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Highest demand for flights based on searches. 20% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Houston George Bush Intcntl to San Antonio.
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Price to beat on a one-way flight from Houston George Bush Intcntl to San Antonio.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl 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 January 24, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to San Antonio that are best for you.

Fly from

George Bush Intcntl

Fly to

San Antonio

Route

Depart

Return

Price

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 2/19

8:18 pm-11:59 pm

1 stop27h 41m

San Antonio

Mon 2/23

5:04 pm-5:12 pm

1 stop24h 08m

$157

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 2/19

8:18 pm-11:59 pm

1 stop27h 41m

San Antonio

Thu 2/26

8:20 pm-9:36 am

1 stop13h 16m

$192

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Fri 2/6

6:05 am-5:03 pm

1 stop10h 58m

San Antonio

Tue 2/10

5:12 pm-7:14 pm

1 stop26h 02m

$207

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 2/12

2:41 pm-9:30 am

1 stop18h 49m

San Antonio

Sat 2/21

6:00 am-10:41 pm

1 stop16h 41m

$214

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Mon 2/16

6:15 am-4:18 pm

1 stop10h 03m

San Antonio

Thu 2/19

10:26 am-9:16 pm

1 stop10h 50m

$222

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Mon 3/2

9:40 pm-11:59 pm

1 stop26h 19m

San Antonio

Fri 3/6

3:46 pm-10:58 pm

1 stop7h 12m

$222

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 2/12

9:45 pm-10:54 pm

Nonstop1h 09m

San Antonio

Sat 2/14

5:58 pm-7:05 pm

Nonstop1h 07m

$225

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Thu 4/2

5:14 pm-5:05 pm

1 stop23h 51m

San Antonio

Mon 4/6

6:00 pm-7:29 am

1 stop13h 29m

$225

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Wed 2/11

7:59 pm-11:59 pm

1 stop28h 00m

San Antonio

Sat 2/14

10:26 am-6:53 pm

1 stop8h 27m

$225

HoustonSan Antonio

IAH - SAT

IAHSAT

Houston George Bush Intcntl

Mon 2/9

5:05 am-5:03 pm

1 stop11h 58m

San Antonio

Thu 2/12

10:26 am-9:16 pm

1 stop10h 50m

$234

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 22 results
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Compare providers for flights from George Bush Intcntl to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to San Antonio in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-San Antonio flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from George Bush Intcntl to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from George Bush Intcntl 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 George Bush Intcntl Airport to San Antonio

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to San Antonio (average of $89). Flying from Houston George Bush Intcntl Airport to San Antonio in January is currently the most expensive (average of $255). 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 IAH to SAT?

Find hourly flight availability from George Bush Intcntl 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 January 24, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 49% on flights from Houston George Bush Intcntl Airport to San Antonio by exploring options for tickets in the afternoon.

The best insider tips for Houston George Bush Intcntl Airport to San Antonio flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston George Bush Intcntl Airport to San Antonio trip
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on SAT

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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 January 24, 2026.
Read through reviews of airlines operating flights from Houston George Bush Intcntl Airport to San Antonio, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,194 reviews

Entertainment

7.1

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,194 reviews
United Airlines
7.4
Good
9,194 reviews

Entertainment

7.1

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl 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 George Bush Intcntl?

    If you book a flight to San Antonio from Houston George Bush Intcntl, you will be flying to San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio. There are 23 flights from Houston George Bush Intcntl to San Antonio per day from 1 airline.

  • How long is the flight from Houston George Bush Intcntl Airport to San Antonio?

    Airlines like Frontier fly from Houston George Bush Intcntl Airport to San Antonio in about 10h 58m. The time it takes to get you to your destination can typically vary by up to . The distance between Houston George Bush Intcntl Airport and San Antonio is about 190 mi.

  • What is the cheapest airline to fly from Houston George Bush Intcntl Airport to San Antonio round-trip?

    According to our current data, United Airlines ($137), offers the cheapest pricing from Houston George Bush Intcntl Airport to San Antonio. United Airlines is priced at 53% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from Houston George Bush Intcntl Airport to San Antonio?

    The top 3 most reliable airlines when flying from Houston George Bush Intcntl Airport to San Antonio are SkyWest Airlines (93%), Turkish Airlines (93%) and Mesa Airlines (92%).

  • What are the cheapest flights from Houston George Bush Intcntl Airport to San Antonio?

    Looking at all options, your cheapest flight can be booked for $106. While the most popular route (Houston George Bush Intcntl - San Antonio) can be booked for $157 on average, our data indicates $486 when flying from Houston George Bush Intcntl Airport to San Antonio.

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

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

  • How can I find direct flights from George Bush Intcntl to San Antonio?

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

  • Can I find deals for business class flights from George Bush Intcntl to San Antonio?

    Yes. Cheapflights offers flight deals from George Bush Intcntl 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 George Bush Intcntl Airport to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to San Antonio (average of $89). Flying from Houston George Bush Intcntl Airport to San Antonio in January is currently the most expensive (average of $255). 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 San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Alternative routes for George Bush Intcntl to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from George Bush Intcntl to San Antonio

Discover the top airline that operate flights from George Bush Intcntl 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 January 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$137Average$281FlexibilityNo cancel feeOn-time69%

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