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George Bush Intcntl

$65+ Cheap flights from San Antonio (SAT) to George Bush Intcntl (IAH)

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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — IAH
May 18 — May 251
Mon 5/18
Mon 5/25
1 adult, Economy
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Find cheap flights from San Antonio to George Bush Intcntl with Cheapflights

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Cheap flight deals from San Antonio to George Bush Intcntl

Cheapest flights from San Antonio to George Bush Intcntl
Explore the most affordable flight options available from San Antonio to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/14. 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.
Tue 5/127:54 pm
SAT
-
IAH
1 stop17h 50m
Frontier
Tue 5/196:30 am
IAH
-
SAT
1 stop12h 29m
Frontier
Deal found 4/14$124
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/67:54 pm
SAT
-
IAH
1 stop28h 50m
Frontier
Fri 5/810:05 pm
IAH
-
SAT
1 stop20h 54m
Frontier
Deal found 4/14$142
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/87:54 pm
SAT
-
IAH
1 stop17h 50m
Frontier
Sun 5/1010:05 pm
IAH
-
SAT
1 stop20h 54m
Frontier
Deal found 4/14$170
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/137:54 pm
SAT
-
IAH
2 stops18h 02m
Frontier
Wed 5/206:30 am
IAH
-
SAT
1 stop12h 29m
Frontier
Deal found 4/15$186
This Kiwi.com deal was found by Cheapflights users on 4/15. 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 5/277:54 pm
SAT
-
IAH
1 stop25h 16m
Frontier
Sat 5/306:30 am
IAH
-
SAT
2 stops13h 44m
Frontier
Deal found 4/15$191
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 5/13:00 pm
SAT
-
IAH
1 stop9h 48m
Frontier
Sun 5/36:45 am
IAH
-
SAT
1 stop7h 28m
Frontier
Deal found 4/13$196
This United Airlines deal was found by Cheapflights users on 4/14. 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.
Tue 5/126:02 pm
SAT
-
IAH
Nonstop1h 08m
United Airlines
Tue 5/196:27 pm
IAH
-
SAT
Nonstop1h 13m
United Airlines
Deal found 4/14$197
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 5/207:54 pm
SAT
-
IAH
1 stop14h 50m
Frontier
Fri 5/221:51 pm
IAH
-
SAT
2 stops29h 08m
Frontier
Deal found 4/14$212

Find flight deals from San Antonio to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to George Bush Intcntl (IAH). 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 April 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$124
(Kiwi.com)

One-way from

$65
(Kiwi.com)

Popular in

February

Cheapest in

September

Average price

$454

Good round-trip deal

$419 or less

Good one-way deal

$219 or less
Provider with most accurate pricing for San Antonio-Houston George Bush Intcntl flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Houston George Bush Intcntl flights.
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From San Antonio to Houston George Bush Intcntl
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One-way flight from San Antonio to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from San Antonio to Houston George Bush Intcntl.
Search Deals
Price to beat on a one-way flight from San Antonio to Houston George Bush Intcntl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to George Bush Intcntl 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 April 18, 2026.
Use the filters below to find and compare flights from San Antonio to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Thu 5/7

7:10 pm-8:19 pm

Nonstop1h 09m

Houston George Bush Intcntl

Sat 5/9

6:27 pm-7:40 pm

Nonstop1h 13m

$197

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Thu 5/7

7:54 pm-1:44 pm

1 stop17h 50m

Houston George Bush Intcntl

Sat 5/9

6:45 am-6:59 pm

2 stops12h 14m

$216
Quickest round-trip

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Wed 5/20

7:10 pm-8:19 pm

Nonstop1h 09m

Houston George Bush Intcntl

Fri 5/22

9:40 pm-10:42 pm

Nonstop1h 02m

$253

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Tue 5/5

7:10 pm-8:19 pm

Nonstop1h 09m

Houston George Bush Intcntl

Wed 5/6

2:25 pm-3:39 pm

Nonstop1h 14m

$267

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Tue 5/19

6:02 pm-7:10 pm

Nonstop1h 08m

Houston George Bush Intcntl

Wed 5/20

7:35 am-8:42 am

Nonstop1h 07m

$267

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Fri 5/15

6:02 pm-7:10 pm

Nonstop1h 08m

Houston George Bush Intcntl

Sat 5/16

9:40 am-10:47 am

Nonstop1h 07m

$271

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Thu 6/18

7:43 am-8:50 am

Nonstop1h 07m

Houston George Bush Intcntl

Tue 6/30

6:42 pm-7:50 pm

Nonstop1h 08m

$273

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Mon 5/11

7:35 am-8:43 am

Nonstop1h 08m

Houston George Bush Intcntl

Wed 5/13

2:25 pm-3:39 pm

Nonstop1h 14m

$321

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Fri 5/22

9:37 am-10:44 am

Nonstop1h 07m

Houston George Bush Intcntl

Mon 5/25

6:49 pm-7:57 pm

Nonstop1h 08m

$329
Cheapest one-way

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

Sat 5/16

7:10 pm-8:19 pm

Nonstop1h 09m

$133

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from San Antonio to George Bush Intcntl

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 San Antonio to George Bush Intcntl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 San Antonio-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 San Antonio-Houston George Bush Intcntl Airport 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 San Antonio to George Bush Intcntl

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

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

Currently, September is the cheapest month in which you can book a flight from San Antonio to Houston George Bush Intcntl Airport (average of $184). Flying from San Antonio to Houston George Bush Intcntl Airport in August is currently the most expensive (average of $521). 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 SAT to IAH?

Find hourly flight availability from San Antonio to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 18, 2026.

When flying from San Antonio to Houston George Bush Intcntl Airport, 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 13% versus a flight at noon.

What is the cheapest day to fly from San Antonio to Houston George Bush Intcntl Airport?

Use this chart to determine the cheapest time to fly round-trip from San Antonio to George Bush Intcntl. Price data was last updated on April 11, 2026.

Travelers seeking maximum savings on their San Antonio to Houston George Bush Intcntl Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from San Antonio to Houston George Bush Intcntl Airport?

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

Get insights into the airlines that provide service to George Bush Intcntl. 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 George Bush Intcntl. Reviews last updated April 18, 2026.
Peruse reviews from past customers who have flown with United Airlines from San Antonio to Houston George Bush Intcntl Airport 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.
United Airlines
7.4
Good
9,605 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,605 reviews
United Airlines
7.4
Good
9,605 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to George Bush Intcntl. 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 from for flights from San Antonio to Houston George Bush Intcntl?

    San Antonio (SAT), located 7.6 mi from the city center, is the airport you fly out of when you book flights from San Antonio to Houston George Bush Intcntl. 1 airline have flights from San Antonio to Houston George Bush Intcntl on a regular basis. Booking flights from San Antonio to Houston George Bush Intcntl should not be difficult; the airport handles an average of 25 outbound flights to Houston George Bush Intcntl per day.

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

    United Airlines and Frontier can get you from San Antonio to Houston George Bush Intcntl Airport in just under 1h 09m. Your travel time can differ by up to 16h 41m. The distance between San Antonio and Houston George Bush Intcntl Airport is about 190 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, United Airlines ($137), offers the cheapest pricing from San Antonio to Houston George Bush Intcntl Airport. Users have found that United Airlines is 60% cheaper than the other options available to this destination.

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

    No one likes to see their flight delayed. When booking a flight from San Antonio to Houston George Bush Intcntl Airport consider choosing SkyWest Airlines (94%), Air New Zealand (87%) or Emirates (87%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from San Antonio to Houston George Bush Intcntl Airport is generally $739, our data shows the cheapest flight currently is $149. When looking at the most popular route, (San Antonio - Houston George Bush Intcntl), you can expect to pay $267 for that flight.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from San Antonio to Houston George Bush Intcntl Airport (average of $184). Flying from San Antonio to Houston George Bush Intcntl Airport in August is currently the most expensive (average of $521). 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 George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Katy
The Woodlands
Spring
Montgomery
Tomball
Jersey Village
Humble
Cypress
Conroe

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Top airline flying from San Antonio to George Bush Intcntl

Discover the top airline that operate flights from San Antonio to George Bush Intcntl. 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 April 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$137Average$329FlexibilityNo cancel feeOn-time69%

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