Cheap flights from Houston to San Antonio (IAH - SAT)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from Houston to San Antonio are usually found in June or July, booked 36 days in advance, depart on a Wednesday or Saturday and return on a Saturday

How to find the cheapest flight from
Houston (IAH) to San Antonio (SAT)

IAH - SAT
Price
$131 - $276

Popular in

February

High demand for flights, 15% potential price rise

Cheapest in

June

Best time to find cheap flights, 44% potential price drop

Round-trip from

$131

From Houston to San Antonio

One-way from

$103

One-way flight from Houston to San Antonio

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Houston to San Antonio?

Tuesday is generally a great day to depart. Flying on this day could help you save up to 62%.

How far in advance should I book a flight from Houston to San Antonio?

To save on the cost of your flight from Houston to San Antonio, book at least 24 days before your planned departure. Booking around this time can save you about 29% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $119 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $155.

What is the cheapest month to fly from Houston to San Antonio?

Flights from Houston to San Antonio lean towards being more expensive in December. Prices are generally better when you fly from Houston to San Antonio in June, with the cheapest ticket starting at $70.

When is the cheapest time to fly from Houston to San Antonio (IAH - SAT)?

It’s optimal to fly from Houston to San Antonio at noon. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight in the morning.

Cheap flights from Houston to San Antonio in March, April 2021

21 Apr - 28 Apr
$99pp
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
SAT
San Antonio
SAT
San Antonio
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
31 Mar - 7 Apr
$138pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Multiple Airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
31 Mar - 7 Apr
$139pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl

Houston to San Antonio 2021 flight deals

21 Apr - 28 Apr
$99pp
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
SAT
San Antonio
SAT
San Antonio
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
31 Mar - 7 Apr
$138pp
IAH
Houston George Bush Intcntl
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Multiple Airlines
   
2 STOPS
IAH
Houston George Bush Intcntl
31 Mar - 7 Apr
$139pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl

Non-stop flights to San Antonio from Houston

21 Apr - 28 Apr
$99pp
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
SAT
San Antonio
SAT
San Antonio
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
28 Apr - 27 May
$143pp
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
SAT
San Antonio
SAT
San Antonio
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
31 Mar - 7 Apr
$155pp
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
SAT
San Antonio
SAT
San Antonio
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl

Last minute flights from Houston to San Antonio

14 Mar - 17 Mar
$254pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
14 Mar - 17 Mar
$274pp
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
14 Mar - 16 Mar
$278pp
IAH
Houston George Bush Intcntl
Multiple Airlines
   
2 STOPS
SAT
San Antonio
SAT
San Antonio
Multiple Airlines
     
3 STOPS
IAH
Houston George Bush Intcntl

One-way flights to San Antonio from Houston

12:27 pm - 4:12 pm
American Airlines
1 Stop
3h 45m
IAH - SAT
American Airlines
3:29 pm - 3:29 pm
Frontier
1 Stop
24h 00m
IAH - SAT
Frontier
$159
Gotogate
5:55 am - 12:34 pm
United Airlines
2 Stops
6h 39m
IAH - SAT
United Airlines
$172
United

Related info for your journey

Flight FAQs

From Houston to San Antonio

Are flight prices decreasing from Houston to San Antonio due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Houston and San Antonio for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Houston George Bush Intcntl to San Antonio have flexible cancellations due to COVID-19?

United Airlines, Bus, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Houston to San Antonio for under $100 on Cheapflights?

Yes, there are multiple flights from Houston to San Antonio for under $100. The cheapest flight booked recently is on United Airlines for just $99, but on average you can expect to pay $171.

Are there nonstop flights from Houston to San Antonio for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Houston to San Antonio under $100. A good price for a nonstop flight from Houston to San Antonio is less than $258.

Are there last-minute flights available from Houston to San Antonio for under $300?

There are currently 20+ open flights from Houston to San Antonio within the next 7 days for less than $300.

What days are nonstop flights available from Houston to San Antonio?

Days when nonstop flights are available for this flight are: Monday, Tuesday, Friday, Saturday.

How many flights depart from Houston to San Antonio on average per day?

Per day, 5 flights depart from Houston George Bush Intcntl to San Antonio on average.
Morning (6am - Noon) - 40% of flight departures
Afternoon (Noon - 6pm) - 60% of flight departures

Does it rain more in Houston or San Antonio?

The rainfall in Houston is generally less than the rainfall in San Antonio. This will continue over the next 14 days.

Is Houston weather warmer or cooler than San Antonio?

With an average temperature of 97 °F, peak weather can be found in August. As a traveler, expect to see changes in flight prices during that period. The temperatures in San Antonio are hotter than in Houston.

How long is the flight from Houston to San Antonio?

Departing from Houston to San Antonio will take you 1h 03m. The distance from Houston to San Antonio is about 191 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Houston to San Antonio round-trip?

Currently priced at $99, United Airlines will fly you from Houston to San Antonio and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and American Airlines - these airlines can fly you to your destination from $139 and $216, respectively. United Airlines is priced at 57% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Houston to San Antonio one-way?

To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $78. Frontier flights start at $85 while deals on American Airlines start at $99 one-way.

Alternative routes for Houston to San Antonio

Destination information for San Antonio

Flight duration
1h 03m

Airports servicing Houston

Airports servicing San Antonio

Hourly flight availability from Houston to San Antonio

Morning 6 AM to noon 40% of IAH to SAT departures
Afternoon Noon to 6 PM 30% of IAH to SAT departures
Evening 6 PM to midnight 30% of IAH to SAT departures
Early morning Midnight to 6 AM 0% of IAH to SAT departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Houston to San Antonio
Sunday
9 daily flights
Monday
10 daily flights
Tuesday
13 daily flights
Wednesday
12 daily flights
Thursday
6 daily flights
Friday
7 daily flights
Saturday
10 daily flights
Home North America USA Texas San Antonio Cheap flights from Houston to San Antonio