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Cheap flights from San Antonio to Houston from $57

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Houston departing on 12/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Spirit Airlines Logo
7:00 am - 3:52 pmSAT-IAH
8h 52m1 stop
Spirit Airlines Logo
8:37 pm - 1:00 pmIAH-SAT
16h 23m1 stop
$124Spirit Airlines
Find Deal
sáb., dic. 6 - dom., dic. 7
Multiple Airlines Logo
5:40 am - 3:52 pmSAT-IAH
10h 12m1 stop
Multiple Airlines Logo
7:24 pm - 6:59 pmIAH-SAT
23h 35m1 stop
$153Multiple Airlines
Find Deal
lun., dic. 8 - lun., dic. 8
Multiple Airlines Logo
4:54 pm - 1:57 pmSAT-IAH
21h 03m1 stop
Multiple Airlines Logo
10:28 pm - 8:30 pmIAH-SAT
22h 02m1 stop
$154Multiple Airlines
Find Deal
mié., dic. 3 - jue., dic. 4
Multiple Airlines Logo
1:51 pm - 1:57 pmSAT-IAH
24h 06m1 stop
Multiple Airlines Logo
7:24 pm - 6:59 pmIAH-SAT
23h 35m1 stop
$157Multiple Airlines
Find Deal
jue., dic. 4 - lun., dic. 8
Spirit Airlines Logo
7:37 pm - 9:18 amSAT-IAH
13h 41m1 stop
Spirit Airlines Logo
8:37 pm - 1:00 pmIAH-SAT
16h 23m1 stop
$158Spirit Airlines
Find Deal
mié., dic. 3 - mié., dic. 10
Frontier Logo
10:13 am - 12:31 amSAT-IAH
14h 18m1 stop
Frontier Logo
6:45 am - 9:18 amIAH-SAT
26h 33m1 stop
$175Frontier
Find Deal
vie., ene. 30 - dom., feb. 1
American Airlines Logo
1:08 pm - 9:10 pmSAT-IAH
8h 02m1 stop
American Airlines Logo
8:51 am - 6:02 pmIAH-SAT
9h 11m1 stop
$203American Airlines
Find Deal
mar., feb. 10 - sáb., feb. 14
Frontier Logo
2:01 pm - 1:27 pmSAT-IAH
23h 26m1 stop
Frontier Logo
6:45 am - 6:59 pmIAH-SAT
12h 14m1 stop
$223Frontier
Find Deal
dom., ene. 4 - dom., ene. 18
American Airlines Logo
10:35 am - 6:47 pmSAT-IAH
8h 12m1 stop
American Airlines Logo
5:00 am - 9:45 amIAH-SAT
4h 45m1 stop
$246American Airlines
Find Deal
jue., dic. 25 - lun., dic. 29
United Airlines Logo
5:20 am - 6:22 amSAT-IAH
1h 02mnonstop
United Airlines Logo
9:55 pm - 10:59 pmIAH-SAT
1h 04mnonstop
$259United Airlines
Find Deal
lun., dic. 8 - lun., dic. 8

Frontier flights from San Antonio to Houston George Bush Intcntl Airport

Our best Frontier deals on San Antonio to Houston George Bush Intcntl Airport flight tickets
Frontier
Jan 30
SAT10:13 amSan Antonio
14h 18m
1 stop
IAH12:31 amHouston George Bush Intcntl
Feb 1
IAH6:45 amHouston George Bush Intcntl
26h 33m
1 stop
SAT9:18 amSan Antonio
$175
Find similar
Frontier
Jan 4
SAT2:01 pmSan Antonio
23h 26m
1 stop
IAH1:27 pmHouston George Bush Intcntl
Jan 18
IAH6:45 amHouston George Bush Intcntl
12h 14m
1 stop
SAT6:59 pmSan Antonio
$223
Find similar
Frontier
Nov 27
SAT7:38 pmSan Antonio
14h 01m
1 stop
IAH9:39 amHouston George Bush Intcntl
Nov 30
IAH9:33 pmHouston George Bush Intcntl
12h 37m
2 stops
SAT10:10 amSan Antonio
$237
Find similar

Spirit Airlines flights from San Antonio to Houston George Bush Intcntl Airport

Our best Spirit Airlines deals on San Antonio to Houston George Bush Intcntl Airport flight tickets
Spirit Airlines
Dec 6
SAT7:00 amSan Antonio
8h 52m
1 stop
IAH3:52 pmHouston George Bush Intcntl
Dec 7
IAH8:37 pmHouston George Bush Intcntl
16h 23m
1 stop
SAT1:00 pmSan Antonio
$124
Find similar
Spirit Airlines
Dec 3
SAT7:37 pmSan Antonio
13h 41m
1 stop
IAH9:18 amHouston George Bush Intcntl
Dec 10
IAH8:37 pmHouston George Bush Intcntl
16h 23m
1 stop
SAT1:00 pmSan Antonio
$158
Find similar
Spirit Airlines
Dec 6
SAT7:00 amSan Antonio
12h 32m
1 stop
IAH7:32 pmHouston George Bush Intcntl
Dec 7
IAH5:43 pmHouston George Bush Intcntl
19h 17m
2 stops
SAT1:00 pmSan Antonio
$164
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momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Houston George Bush Intcntl Airport 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, momondo users made 832,500 searches. Data last updated noviembre 5, 2025.
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

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

sáb. 12/6

7:00 am-3:52 pm

1 stop8h 52m

Houston George Bush Intcntl

dom. 12/7

8:37 pm-1:00 pm

1 stop16h 23m

$124

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

lun. 12/8

5:40 am-3:52 pm

1 stop10h 12m

Houston George Bush Intcntl

lun. 12/8

7:24 pm-6:59 pm

1 stop23h 35m

$153

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

mié. 12/3

4:54 pm-1:57 pm

1 stop21h 03m

Houston George Bush Intcntl

jue. 12/4

10:28 pm-8:30 pm

1 stop22h 02m

$154

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

jue. 12/4

1:51 pm-1:57 pm

1 stop24h 06m

Houston George Bush Intcntl

lun. 12/8

7:24 pm-6:59 pm

1 stop23h 35m

$157

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

mié. 12/3

7:37 pm-9:18 am

1 stop13h 41m

Houston George Bush Intcntl

mié. 12/10

8:37 pm-1:00 pm

1 stop16h 23m

$158

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

vie. 1/30

10:13 am-12:31 am

1 stop14h 18m

Houston George Bush Intcntl

dom. 2/1

6:45 am-9:18 am

1 stop26h 33m

$175

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

mar. 2/10

1:08 pm-9:10 pm

1 stop8h 02m

Houston George Bush Intcntl

sáb. 2/14

8:51 am-6:02 pm

1 stop9h 11m

$203

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

dom. 1/4

2:01 pm-1:27 pm

1 stop23h 26m

Houston George Bush Intcntl

dom. 1/18

6:45 am-6:59 pm

1 stop12h 14m

$223

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

jue. 12/25

10:35 am-6:47 pm

1 stop8h 12m

Houston George Bush Intcntl

lun. 12/29

5:00 am-9:45 am

1 stop4h 45m

$246

San AntonioHouston

SAT - IAH

SATIAH

San Antonio

lun. 12/8

5:20 am-6:22 am

Nonstop1h 02m

Houston George Bush Intcntl

lun. 12/8

9:55 pm-10:59 pm

Nonstop1h 04m

$259

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from San Antonio to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of September is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from San Antonio, with most prices found around $184. If you are unable to visit Houston George Bush Intcntl Airport during the month of September, then departing from San Antonio during the month January is also very affordable. Most momondo users find prices during this month for around $269.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from San Antonio to Houston George Bush Intcntl Airport is on a Thursday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Thursday will often find tickets for as low as $588. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Sunday is $677.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest San Antonio to Houston George Bush Intcntl Airport flights are usually those with departure times in the morning. Our users have found flights to Houston George Bush Intcntl Airport in the morning for as low as $590. Try not to purchase tickets in the afternoon because they tend to be around $724. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest San Antonio to Houston George Bush Intcntl flight route?

Fly from San Antonio to Houston George Bush Intcntl for the best San Antonio - Houston George Bush Intcntl flight prices

What cabin class options are available on San Antonio to Houston George Bush Intcntl flights?

There are 4 cabin classes available to choose from on San Antonio to Houston George Bush Intcntl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Antonio to Houston George Bush Intcntl Airport flight prices changed over time?

As of November 2025, prices for San Antonio to Houston George Bush Intcntl Airport flights are approximately 52% cheaper when compared to flights at the same time last year.

When to book flights from San Antonio to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Houston George Bush Intcntl Airport (SAT to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Houston George Bush Intcntl Airport

Best Price Found

$179

Fastest flight time

0h 55m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from San Antonio in the past 72 hours is $179. The best round-trip flight deal from San Antonio to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $376.
The fastest flight from San Antonio to Houston George Bush Intcntl Airport takes 0h 55m
Direct flights go from San Antonio to Houston George Bush Intcntl Airport every day.
Search flight deals

  • How far is San Antonio to Houston George Bush Intcntl by plane?

    There are 192.9 mi between San Antonio and Houston George Bush Intcntl. 1h 02m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Antonio Airport to Houston George Bush Intcntl Airport?

    Prices for flights from San Antonio Airport to Houston George Bush Intcntl Airport refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from San Antonio Airport to Houston George Bush Intcntl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The necessary travel and health documents for your Houston George Bush Intcntl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Antonio to Houston George Bush Intcntl Airport?

  • What is the most popular airline from San Antonio to Houston George Bush Intcntl Airport?

Best airlines flying from San Antonio to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from San Antonio to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $137Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights

  • United Airlines Flights From San Antonio to Houston George Bush Intcntl Airport

    The lowest priced United Airlines flight from San Antonio to Houston George Bush Intcntl Airport from the last 72 hours was $137. Generally, United Airlines has 46 flights on this route every week with an average price of $328. United Airlines is rated 7.4/10 by our users.

Traveling to a place near Houston?

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

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Houston?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to Houston. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Antonio to Houston with flexible booking policies on momondo?

Flights from San Antonio to Houston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Antonio to Houston?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Antonio to Houston.

I’m not ready to book a flight from San Antonio to Houston right now. Can momondo alert me if prices change?

Price alerts on flights to Houston from San Antonio are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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