£92 Cheap Flights from Houston (IAH) to San Antonio (SAT)

View £92 flight on Wed, 1 Oct 2025Opens 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 and start at £92 for one-way flights and £117 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, 21 Oct - Tue, 28 Oct
IAH
Houston
SAT
San Antonio
£117 Return, just found
£117
Return
just found
Select United flight, departing Tue, 21 Oct from Houston to San Antonio, returning Tue, 28 Oct, priced at £117 just found
United
Tue, 21 Oct - Thu, 23 Oct
IAH
Houston
SAT
San Antonio
£139 Return, just found
£139
Return
just found
Select United flight, departing Tue, 21 Oct from Houston to San Antonio, returning Thu, 23 Oct, priced at £139 just found
American Airlines
Fri, 24 Oct - Sat, 25 Oct
IAH
Houston
SAT
San Antonio
£166 Return, just found
£166
Return
just found
Select American Airlines flight, departing Fri, 24 Oct from Houston to San Antonio, returning Sat, 25 Oct, priced at £166 just found
United
Fri, 24 Oct - Sat, 25 Oct
IAH
Houston
SAT
San Antonio
£181 Return, just found
£181
Return
just found
Select United flight, departing Fri, 24 Oct from Houston to San Antonio, returning Sat, 25 Oct, priced at £181 just found
American Airlines
Fri, 24 Oct - Sat, 25 Oct
IAH
Houston
SAT
San Antonio
£188 Return, just found
£188
Return
just found
Select American Airlines flight, departing Fri, 24 Oct from Houston to San Antonio, returning Sat, 25 Oct, priced at £188 just found
United
Fri, 24 Oct - Sat, 25 Oct
IAH
Houston
SAT
San Antonio
£203 Return, just found
£203
Return
just found
Select United flight, departing Fri, 24 Oct from Houston to San Antonio, returning Sat, 25 Oct, priced at £203 just found
American Airlines
Fri, 24 Oct - Sat, 25 Oct
IAH
Houston
SAT
San Antonio
£207 Return, just found
£207
Return
just found
Select American Airlines flight, departing Fri, 24 Oct from Houston to San Antonio, returning Sat, 25 Oct, priced at £207 just found
American Airlines
Fri, 24 Oct - Sat, 25 Oct
IAH
Houston
SAT
San Antonio
£215 Return, just found
£215
Return
just found
Select American Airlines flight, departing Fri, 24 Oct from Houston to San Antonio, returning Sat, 25 Oct, priced at £215 just found
Alaska Airlines
Fri, 24 Oct - Sat, 25 Oct
IAH
Houston
SAT
San Antonio
£272 Return, just found
£272
Return
just found
Select Alaska Airlines flight, departing Fri, 24 Oct from Houston to San Antonio, returning Sat, 25 Oct, priced at £272 just found
Delta
Fri, 24 Oct - Sat, 25 Oct
IAH
Houston
SAT
San Antonio
£414 Return, just found
£414
Return
just found
Select Delta flight, departing Fri, 24 Oct from Houston to San Antonio, returning Sat, 25 Oct, priced at £414 just found

Find the cheapest month to fly from Houston (IAH) to San Antonio (SAT)

August is typically the cheapest month to fly

From £57 - £312 per traveller.

Graph displaying average flight prices per month

Flight from Houston to San Antonio route information
Origin airport
George Bush Intercontinental
Destination airport
San Antonio Intl.
Return price
£116
Distance
304 km
Average flight time
1 hour 6 mins

Compare flights from Houston to San Antonio easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Houston to San Antonio. Operating between them 28 flights per day, 20 airlines cover the route. And Air Canada, Emirates, Turkish Airlines, ANA, Copa Airlines, Lufthansa, Air New Zealand, United Airlines fly direct, getting you to San Antonio Intl. in just 1hours. If you have a preferred carrier, use our advanced search tool to find the right flight from George Bush Intercontinental to San Antonio Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from George Bush Intercontinental (IAH) to San Antonio Intl. (SAT)

The easiest way to view the best deals on flights from Houston to San Antonio today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from George Bush Intercontinental to San Antonio Intl. start at just £117 and range up to £414.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Houston and San Antonio
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Houston to San Antonio flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from George Bush Intercontinental to San Antonio Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Houston Airport to San Antonio Airport?
Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights between George Bush Intercontinental Airport (IAH) and San Antonio Airport start from £117. Book ASAP to secure the best price for your journey. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAH to SAT?
The majority of flights can be cancelled online, but every air carrier has its own terms and conditions. If you do have to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from IAH to SAT that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for George Bush Intercontinental Airport (IAH) to SAT flights, you'll see a "no change fees" filter for you to select.
How far is the flight from IAH to San Antonio Intl. Airport (SAT)?
With a flight distance of 310 kilometres, it's just a short hop from IAH to San Antonio Airport. It might be a quick flight, but it's still worth bringing along a book to read.
Which airlines fly direct from IAH to SAT?
If you're looking to fly straight from Houston Airport to SAT, United Airlines (UA) is a top choice. It operates 208 monthly flights between Houston and San Antonio.
Are Houston Airport to San Antonio Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally find a bargain, with some super cheap fares from IAH to San Antonio Airport surfacing a few weeks before the date of departure. If you'd rather book ahead of time, Expedia compares and updates the best flight deals continuously — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines advertise prices so far in advance.

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