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Cheap flights from Austin to Houston from $51

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 10/14. 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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United Airlines Logo
7:05 am - 8:12 amAUS-IAH
1h 07mnonstop
United Airlines Logo
7:30 am - 8:30 amIAH-AUS
1h 00mnonstop
$101United Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
United Airlines Logo
9:35 am - 10:44 amAUS-IAH
1h 09mnonstop
United Airlines Logo
7:45 am - 8:44 amIAH-AUS
0h 59mnonstop
$117United Airlines
Find Deal
Tue, Feb 10 - Thu, Feb 12
Spirit Airlines Logo
7:20 am - 12:28 amAUS-IAH
17h 08m1 stop
Spirit Airlines Logo
1:09 pm - 9:45 pmIAH-AUS
8h 36m1 stop
$131Spirit Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
United Airlines Logo
9:44 am - 10:51 amAUS-IAH
1h 07mnonstop
United Airlines Logo
12:08 pm - 1:08 pmIAH-AUS
1h 00mnonstop
$133United Airlines
Find Deal
Fri, Oct 3 - Mon, Oct 6
Spirit Airlines Logo
7:20 am - 12:28 amAUS-IAH
17h 08m1 stop
Spirit Airlines Logo
1:09 pm - 9:45 pmIAH-AUS
8h 36m1 stop
$137Spirit Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
Logo
3:01 pm - 10:47 amAUS-IAH
19h 46m1 stop
Logo
8:10 pm - 9:45 pmIAH-AUS
25h 35m1 stop
$146
Find Deal
Fri, Oct 24 - Mon, Oct 27
Logo
5:45 am - 6:12 pmAUS-IAH
12h 27m1 stop
Logo
10:08 am - 10:37 amIAH-AUS
24h 29m1 stop
$153
Find Deal
Sat, Oct 4 - Sun, Oct 5
Frontier Logo
9:27 am - 8:26 pmAUS-IAH
10h 59m1 stop
Frontier Logo
4:37 pm - 12:32 amIAH-AUS
7h 55m1 stop
$155Frontier
Find Deal
Thu, Nov 6 - Tue, Nov 11
United Airlines Logo
5:15 am - 6:12 amAUS-IAH
0h 57mnonstop
United Airlines Logo
10:02 am - 11:04 amIAH-AUS
1h 02mnonstop
$158United Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
Frontier Logo
7:50 am - 9:14 pmAUS-IAH
13h 24m1 stop
Frontier Logo
8:00 pm - 10:37 amIAH-AUS
14h 37m1 stop
$163Frontier
Find Deal
Sat, Oct 4 - Sun, Oct 5

United Airlines flights from Austin to Houston George Bush Intcntl Airport

Our best United Airlines deals on Austin to Houston George Bush Intcntl Airport flight tickets
United Airlines
Oct 8
AUS7:05 amAustin Bergstrom
1h 07m
IAH8:12 amHouston George Bush Intcntl
Oct 15
IAH7:30 amHouston George Bush Intcntl
1h 00m
AUS8:30 amAustin Bergstrom
$101
Find similar
United Airlines
Feb 10
AUS9:35 amAustin Bergstrom
1h 09m
IAH10:44 amHouston George Bush Intcntl
Feb 12
IAH7:45 amHouston George Bush Intcntl
0h 59m
AUS8:44 amAustin Bergstrom
$117
Find similar
United Airlines
Oct 3
AUS9:44 amAustin Bergstrom
1h 07m
IAH10:51 amHouston George Bush Intcntl
Oct 6
IAH12:08 pmHouston George Bush Intcntl
1h 00m
AUS1:08 pmAustin Bergstrom
$133
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Frontier flights from Austin to Houston George Bush Intcntl Airport

Our best Frontier deals on Austin to Houston George Bush Intcntl Airport flight tickets
Frontier
Nov 6
AUS9:27 amAustin Bergstrom
10h 59m
1 stop
IAH8:26 pmHouston George Bush Intcntl
Nov 11
IAH4:37 pmHouston George Bush Intcntl
7h 55m
1 stop
AUS12:32 amAustin Bergstrom
$155
Find similar
Frontier
Oct 4
AUS7:50 amAustin Bergstrom
13h 24m
1 stop
IAH9:14 pmHouston George Bush Intcntl
Oct 5
IAH8:00 pmHouston George Bush Intcntl
14h 37m
1 stop
AUS10:37 amAustin Bergstrom
$163
Find similar
Frontier
Nov 14
AUS11:20 amAustin Bergstrom
21h 59m
1 stop
IAH9:19 amHouston George Bush Intcntl
Nov 16
IAH6:00 amHouston George Bush Intcntl
18h 32m
1 stop
AUS12:32 amAustin Bergstrom
$175
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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 September 11, 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 10/8

7:05 am-8:12 am

Nonstop1h 07m

Houston George Bush Intcntl

Wed 10/15

7:30 am-8:30 am

Nonstop1h 00m

$101

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Tue 2/10

9:35 am-10:44 am

Nonstop1h 09m

Houston George Bush Intcntl

Thu 2/12

7:45 am-8:44 am

Nonstop0h 59m

$117

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Wed 10/8

7:20 am-12:28 am

1 stop17h 08m

Houston George Bush Intcntl

Wed 10/15

1:09 pm-9:45 pm

1 stop8h 36m

$131

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Fri 10/3

9:44 am-10:51 am

Nonstop1h 07m

Houston George Bush Intcntl

Mon 10/6

12:08 pm-1:08 pm

Nonstop1h 00m

$133

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Wed 10/8

7:20 am-12:28 am

1 stop17h 08m

Houston George Bush Intcntl

Wed 10/15

1:09 pm-9:45 pm

1 stop8h 36m

$137

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Fri 10/24

3:01 pm-10:47 am

1 stop19h 46m

Houston George Bush Intcntl

Mon 10/27

8:10 pm-9:45 pm

1 stop25h 35m

$146

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Sat 10/4

5:45 am-6:12 pm

1 stop12h 27m

Houston George Bush Intcntl

Sun 10/5

10:08 am-10:37 am

1 stop24h 29m

$153

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Thu 11/6

9:27 am-8:26 pm

1 stop10h 59m

Houston George Bush Intcntl

Tue 11/11

4:37 pm-12:32 am

1 stop7h 55m

$155

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Wed 10/8

5:15 am-6:12 am

Nonstop0h 57m

Houston George Bush Intcntl

Wed 10/15

10:02 am-11:04 am

Nonstop1h 02m

$158

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Sat 10/4

7:50 am-9:14 pm

1 stop13h 24m

Houston George Bush Intcntl

Sun 10/5

8:00 pm-10:37 am

1 stop14h 37m

$163

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 $240.

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 $582. 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 $679.

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 $590. Try not to purchase tickets in the afternoon because they tend to be around $757. 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 September 2025, prices for Austin to Houston George Bush Intcntl Airport flights are approximately 20% cheaper 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

$200

Fastest flight time

0h 54m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Austin in the past 72 hours is $200. The best round-trip flight deal from Austin to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $414.
The fastest flight from Austin to Houston George Bush Intcntl Airport takes 0h 54m
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 0h 54m.

  • 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 $117Free CancellationRating
7.4
8,937 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 $117 round-trip. Over the 51 United Airlines flights for this route in a normal week, average airfare is usually $293 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
Humble
Cypress
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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