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Cheap flights from Austin to Houston from $65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Houston departing on 1/26. 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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Frontier Logo
10:40 am - 11:39 pmAUS-IAH
12h 59m1 stop
Frontier Logo
4:47 pm - 12:16 amIAH-AUS
7h 29m1 stop
$129Frontier
Find Deal
Wed, Jan 21 - Fri, Jan 23
Frontier Logo
10:32 am - 12:31 amAUS-IAH
13h 59m1 stop
Frontier Logo
4:47 pm - 12:16 amIAH-AUS
7h 29m1 stop
$132Frontier
Find Deal
Wed, Jan 7 - Fri, Feb 6
Frontier Logo
6:55 am - 2:16 pmAUS-IAH
7h 21m1 stop
Frontier Logo
10:51 am - 7:30 pmIAH-AUS
8h 39m1 stop
$134Frontier
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Thu, Jan 22 - Sun, Jan 25
Multiple Airlines Logo
10:52 am - 1:19 pmAUS-IAH
26h 27m2 stops
Multiple Airlines Logo
8:02 pm - 11:11 pmIAH-AUS
27h 09m1 stop
$154Multiple Airlines
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Wed, Jan 7 - Fri, Feb 6
Spirit Airlines Logo
5:30 am - 10:38 pmAUS-IAH
17h 08m1 stop
Spirit Airlines Logo
10:41 am - 10:21 pmIAH-AUS
11h 40m1 stop
$156Spirit Airlines
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Tue, Dec 9 - Sat, Dec 13
Multiple Airlines Logo
7:03 am - 8:01 pmAUS-IAH
12h 58m2 stops
Multiple Airlines Logo
8:18 pm - 10:21 amIAH-AUS
14h 03m1 stop
$157Multiple Airlines
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Wed, Jan 21 - Fri, Jan 23
Multiple Airlines Logo
7:03 am - 8:01 pmAUS-IAH
12h 58m2 stops
Multiple Airlines Logo
6:45 am - 7:30 pmIAH-AUS
12h 45m1 stop
$159Multiple Airlines
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Wed, Jan 28 - Mon, Feb 2
Spirit Airlines Logo
11:30 am - 8:28 pmAUS-IAH
8h 58m1 stop
Spirit Airlines Logo
5:45 am - 8:53 pmIAH-AUS
15h 08m1 stop
$163Spirit Airlines
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Thu, Jan 8 - Mon, Jan 12
Spirit Airlines Logo
5:30 am - 10:38 pmAUS-IAH
17h 08m1 stop
Spirit Airlines Logo
5:45 am - 8:53 pmIAH-AUS
15h 08m1 stop
$165Spirit Airlines
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Wed, Dec 10 - Sat, Jan 10
Multiple Airlines Logo
5:30 am - 8:53 pmAUS-IAH
15h 23m2 stops
Multiple Airlines Logo
5:45 am - 8:53 pmIAH-AUS
15h 08m1 stop
$171Multiple Airlines
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Wed, Dec 10 - Sat, Jan 10

Spirit Airlines flights from Austin to Houston George Bush Intcntl Airport

Our best Spirit Airlines deals on Austin to Houston George Bush Intcntl Airport flight tickets
Spirit Airlines
Dec 10
AUS5:30 amAustin Bergstrom
17h 08m
1 stop
IAH10:38 pmHouston George Bush Intcntl
Dec 11
IAH10:41 amHouston George Bush Intcntl
11h 40m
1 stop
AUS10:21 pmAustin Bergstrom
$150
Find similar
Spirit Airlines
Dec 9
AUS5:30 amAustin Bergstrom
17h 08m
1 stop
IAH10:38 pmHouston George Bush Intcntl
Dec 13
IAH10:41 amHouston George Bush Intcntl
11h 40m
1 stop
AUS10:21 pmAustin Bergstrom
$156
Find similar
Spirit Airlines
Jan 8
AUS11:30 amAustin Bergstrom
8h 58m
1 stop
IAH8:28 pmHouston George Bush Intcntl
Jan 12
IAH5:45 amHouston George Bush Intcntl
15h 08m
1 stop
AUS8:53 pmAustin Bergstrom
$163
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American Airlines flights from Austin to Houston George Bush Intcntl Airport

Our best American Airlines deals on Austin to Houston George Bush Intcntl Airport flight tickets
American Airlines
Dec 25
AUS9:00 amAustin Bergstrom
6h 40m
1 stop
IAH3:40 pmHouston George Bush Intcntl
Jan 1
IAH7:26 amHouston George Bush Intcntl
7h 15m
1 stop
AUS2:41 pmAustin Bergstrom
$183
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American Airlines
Dec 10
AUS5:01 amAustin Bergstrom
3h 36m
1 stop
IAH8:37 amHouston George Bush Intcntl
Dec 12
IAH5:00 amHouston George Bush Intcntl
4h 42m
1 stop
AUS9:42 amAustin Bergstrom
$436
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momondo Fare Finder

 
Customize your flight search to find flights from Austin 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 November 26, 2025.
Use the filters below to find and compare flights from Austin to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Wed 1/21

10:40 am-11:39 pm

1 stop12h 59m

Houston George Bush Intcntl

Fri 1/23

4:47 pm-12:16 am

1 stop7h 29m

$129

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Wed 1/7

10:32 am-12:31 am

1 stop13h 59m

Houston George Bush Intcntl

Fri 2/6

4:47 pm-12:16 am

1 stop7h 29m

$132

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Thu 1/22

6:55 am-2:16 pm

1 stop7h 21m

Houston George Bush Intcntl

Sun 1/25

10:51 am-7:30 pm

1 stop8h 39m

$134

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Wed 1/7

10:52 am-1:19 pm

2 stops26h 27m

Houston George Bush Intcntl

Fri 2/6

8:02 pm-11:11 pm

1 stop27h 09m

$154

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Tue 12/9

5:30 am-10:38 pm

1 stop17h 08m

Houston George Bush Intcntl

Sat 12/13

10:41 am-10:21 pm

1 stop11h 40m

$156

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Wed 1/21

7:03 am-8:01 pm

2 stops12h 58m

Houston George Bush Intcntl

Fri 1/23

8:18 pm-10:21 am

1 stop14h 03m

$157

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Wed 1/28

7:03 am-8:01 pm

2 stops12h 58m

Houston George Bush Intcntl

Mon 2/2

6:45 am-7:30 pm

1 stop12h 45m

$159

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Thu 1/8

11:30 am-8:28 pm

1 stop8h 58m

Houston George Bush Intcntl

Mon 1/12

5:45 am-8:53 pm

1 stop15h 08m

$163

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Wed 12/10

5:30 am-10:38 pm

1 stop17h 08m

Houston George Bush Intcntl

Sat 1/10

5:45 am-8:53 pm

1 stop15h 08m

$165

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Wed 12/10

5:30 am-8:53 pm

2 stops15h 23m

Houston George Bush Intcntl

Sat 1/10

5:45 am-8:53 pm

1 stop15h 08m

$171

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Austin 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 August is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Austin, with most prices found around $197. If you are unable to visit Houston George Bush Intcntl Airport during the month of August, then departing from Austin during the month October is also very affordable. Most momondo users find prices during this month for around $219.

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

The cheapest day to depart from Austin 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 $561. 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 $659.

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

Our data shows that the cheapest Austin to Houston George Bush Intcntl Airport flights are usually those with departure times in the evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as $568. Try not to purchase tickets in the afternoon because they tend to be around $723. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Austin Bergstrom to Houston George Bush Intcntl flight route?

Fly from Austin Bergstrom to Houston George Bush Intcntl for the best Austin Bergstrom - Houston George Bush Intcntl flight prices

What cabin class options are available on Austin Bergstrom to Houston George Bush Intcntl flights?

There are 4 cabin classes available to choose from on Austin Bergstrom 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 Austin to Houston George Bush Intcntl Airport flight prices changed over time?

As of November 2025, prices for Austin to Houston George Bush Intcntl Airport flights are approximately 25% more expensive when compared to flights at the same time last year.

When to book flights from Austin to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Austin 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 Austin to Houston George Bush Intcntl Airport (AUS to IAH) flight deals and tips

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

Best Price Found

$194

Fastest flight time

1h 02m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Austin in the past 72 hours is $194. The best round-trip flight deal from Austin to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $418.
The fastest flight from Austin to Houston George Bush Intcntl Airport takes 1h 02m
Direct flights go from Austin to Houston George Bush Intcntl Airport every day.
Search flight deals

  • How far is Austin Bergstrom to Houston George Bush Intcntl by plane?

    The straight-line distance from Austin Bergstrom to Houston George Bush Intcntl is 145.0 mi. A reasonable flight in good conditions will take 1h 08m.

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

    Prices for flights from Austin Bergstrom Airport to Houston George Bush Intcntl Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Austin Bergstrom 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 Austin to Houston George Bush Intcntl Airport?

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

Best airlines flying from Austin to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Austin to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $133Free CancellationRating
7.4
9,046 reviews
Search United Airlines flights

  • United Airlines Flights From Austin to Houston George Bush Intcntl Airport

    United Airlines flight deals from Austin to Houston George Bush Intcntl Airport start from $133 round-trip. Over the 33 United Airlines flights for this route in a normal week, average airfare is usually $307 round-trip - but some users have found much cheaper deals with momondo.

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 Austin to Houston?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Houston from Austin.

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

Yes. All flights to Houston from Austin on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Austin to Houston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from Austin.

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

Of course. momondo tracks the price of Austin to Houston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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