Cheap Flights from Houston (IAH) to San Antonio (SAT)

View AU$216 flight on Wed, 3 June 2026Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to San Antonio International Airport (SAT)

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Cheap Flights from Houston (IAH) to San Antonio (SAT)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, 7 June - Tue, 9 June
IAH
Houston
SAT
San Antonio
AU$488 Return, found 16 hours ago
AU$488
Return
found 16 hours ago
Select American Airlines flight, departing Sun, 7 June from Houston to San Antonio, returning Tue, 9 June, priced at AU$488 found 16 hours ago
United
Sun, 7 June - Tue, 9 June
IAH
Houston
SAT
San Antonio
AU$493 Return, found 16 hours ago
AU$493
Return
found 16 hours ago
Select United flight, departing Sun, 7 June from Houston to San Antonio, returning Tue, 9 June, priced at AU$493 found 16 hours ago
United
Mon, 8 June - Mon, 15 June
IAH
Houston
SAT
San Antonio
AU$513 Return, found 5 days ago
AU$513
Return
found 5 days ago
Select United flight, departing Mon, 8 June from Houston to San Antonio, returning Mon, 15 June, priced at AU$513 found 5 days ago
American Airlines
Sun, 7 June - Tue, 9 June
IAH
Houston
SAT
San Antonio
AU$517 Return, found 16 hours ago
AU$517
Return
found 16 hours ago
Select American Airlines flight, departing Sun, 7 June from Houston to San Antonio, returning Tue, 9 June, priced at AU$517 found 16 hours ago
American Airlines
Mon, 8 June - Mon, 15 June
IAH
Houston
SAT
San Antonio
AU$518 Return, found 5 days ago
AU$518
Return
found 5 days ago
Select American Airlines flight, departing Mon, 8 June from Houston to San Antonio, returning Mon, 15 June, priced at AU$518 found 5 days ago
United
Sun, 7 June - Tue, 9 June
IAH
Houston
SAT
San Antonio
AU$548 Return, found 16 hours ago
AU$548
Return
found 16 hours ago
Select United flight, departing Sun, 7 June from Houston to San Antonio, returning Tue, 9 June, priced at AU$548 found 16 hours ago
American Airlines
Sun, 7 June - Tue, 9 June
IAH
Houston
SAT
San Antonio
AU$549 Return, found 16 hours ago
AU$549
Return
found 16 hours ago
Select American Airlines flight, departing Sun, 7 June from Houston to San Antonio, returning Tue, 9 June, priced at AU$549 found 16 hours ago
United
Sun, 7 June - Sun, 14 June
IAH
Houston
SAT
San Antonio
AU$559 Return, found 6 days ago
AU$559
Return
found 6 days ago
Select United flight, departing Sun, 7 June from Houston to San Antonio, returning Sun, 14 June, priced at AU$559 found 6 days ago
United
Mon, 8 June - Mon, 15 June
IAH
Houston
SAT
San Antonio
AU$575 Return, found 5 days ago
AU$575
Return
found 5 days ago
Select United flight, departing Mon, 8 June from Houston to San Antonio, returning Mon, 15 June, priced at AU$575 found 5 days ago
American Airlines
Sun, 7 June - Tue, 9 June
IAH
Houston
SAT
San Antonio
AU$578 Return, found 16 hours ago
AU$578
Return
found 16 hours ago
Select American Airlines flight, departing Sun, 7 June from Houston to San Antonio, returning Tue, 9 June, priced at AU$578 found 16 hours ago

Frequently asked questions

Which airlines fly direct from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.)?
Enter IAH to SAT and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.)?
To find a cheap flight from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.)?
The best airline to fly with from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.) will differ from traveller to traveller. If you like to fly early, UA offers early morning flights. If price is the most important factor, UA typically offers the lowest fares. AA offers the most daily flights from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.)?
There are approximately 8 nonstop flights per day from Houston, TX (IAH-George Bush Intercontinental) (IAH) to San Antonio, TX (SAT-San Antonio Intl.) (SAT). For even more choice, look at flights that include layovers, as there are around 34 connecting flights per day. Some common connection points include Dallas-Fort Worth Intl. (DFW), Hartsfield-Jackson Atlanta Intl. (ATL), and O'Hare Intl. (ORD).
What is the earliest flight from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.)?
The earliest flight from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.) typically departs at approximately 5:00 AM local time, operated by American Airlines. This is a seasonal service active in November and December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.)?
You'll typically find the most flights from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.) on a Friday, with around 30 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Delta Air Lines, American Airlines, and United Airlines. Friday offers notably more flight options compared to other days of the week.
What are the most popular departure times for flights from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.)?
The most popular departure times for flights from George Bush Intercontinental (IAH) to San Antonio Intl. (SAT) are in the afternoon, from 12pm to 3pm. Around 24 AUD% of passengers reckon this time window's best. Heaps of major carriers, including American Airlines, United Airlines and Delta Air Lines, offer flights during this window. This timing works well for many travelers as it allows for a productive morning before heading to the airport, and you'll arrive in San Antonio in the afternoon.
How long does it take to fly from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.)?
Flying nonstop from IAH to SAT takes around 1 hour 20 minutes, with the route covering approximately 190 miles. Flights with a layover typically take 4 hours 10 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.)?
Select the "Business class" and "First class" filters when looking for IAH to SAT flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.) flight with Expedia?
It's easy to earn miles on a Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for San Antonio from George Bush Intercontinental (IAH)?
From George Bush Intercontinental (IAH), you can fly directly into San Antonio Intl. (SAT) to reach San Antonio. Some flights may connect through major hubs like Wichita Dwight D. Eisenhower National (ICT), Louis Armstrong New Orleans Intl. (MSY), Dallas-Fort Worth Intl. (DFW) before reaching San Antonio. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.) at the last minute?
Typically, booking a last minute flight from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.) flight and hotel package?
Securing a Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.)?
If you booked your Houston, TX (IAH-George Bush Intercontinental) to San Antonio, TX (SAT-San Antonio Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
San Antonio Intl.
Airlines serving
American Airlines, United
Return price
AU$488
Distance
304 km
Average flight time
1 hour 10 mins

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Your quick guide to flights from Houston to San Antonio

Pick up great flights from Houston to San Antonio

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Houston to San Antonio. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Houston to San Antonio that take around hours.

Find cheap flights from Houston to San Antonio

From the great flight deals with prices currently ranging from AU$488 to AU$668, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Houston to San Antonio around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to San Antonio is normally in June.

Reasons to book your flight from Houston to San Antonio with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Houston to San Antonio across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to San Antonio right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Houston to San Antonio

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