Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Austin to Houston from $49

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 9/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Austin to Houston

Cheap round-trip flights

United Airlines Logo
12:15 pm - 1:22 pmAUS-IAH
1h 07mnonstop
United Airlines Logo
2:20 pm - 3:22 pmIAH-AUS
1h 02mnonstop
$127United Airlines
Find Deal
Wed, Oct 29 - Sun, Nov 2
United Airlines Logo
7:45 pm - 8:48 pmAUS-IAH
1h 03mnonstop
United Airlines Logo
7:50 am - 8:51 amIAH-AUS
1h 01mnonstop
$157United Airlines
Find Deal
Tue, Aug 26 - Tue, Sep 2
United Airlines Logo
7:45 pm - 8:48 pmAUS-IAH
1h 03mnonstop
United Airlines Logo
9:55 pm - 10:53 pmIAH-AUS
0h 58mnonstop
$184United Airlines
Find Deal
Sun, Sep 7 - Wed, Sep 10
United Airlines Logo
5:55 pm - 7:00 pmAUS-IAH
1h 05mnonstop
United Airlines Logo
6:22 pm - 7:24 pmIAH-AUS
1h 02mnonstop
$187United Airlines
Find Deal
Thu, Sep 11 - Sat, Sep 27
Spirit Airlines Logo
7:15 am - 8:26 pmAUS-IAH
13h 11m1 stop
Spirit Airlines Logo
6:06 pm - 12:59 amIAH-AUS
6h 53m1 stop
$205Spirit Airlines
Find Deal
Thu, Aug 14 - Sat, Aug 16
Spirit Airlines Logo
7:15 am - 6:11 pmAUS-IAH
10h 56m1 stop
Spirit Airlines Logo
12:41 pm - 8:45 pmIAH-AUS
8h 04m1 stop
$207Spirit Airlines
Find Deal
Mon, Aug 18 - Wed, Aug 20
United Airlines Logo
5:30 am - 6:27 amAUS-IAH
0h 57mnonstop
United Airlines Logo
7:30 am - 8:30 amIAH-AUS
1h 00mnonstop
$211United Airlines
Find Deal
Mon, Sep 22 - Thu, Sep 25
Spirit Airlines Logo
6:00 am - 10:42 pmAUS-IAH
16h 42m1 stop
Spirit Airlines Logo
6:15 pm - 8:09 amIAH-AUS
13h 54m1 stop
$213Spirit Airlines
Find Deal
Wed, Oct 29 - Sun, Nov 2
Spirit Airlines Logo
8:48 pm - 8:42 amAUS-IAH
11h 54m1 stop
Spirit Airlines Logo
9:05 pm - 9:30 amIAH-AUS
12h 25m1 stop
$214Spirit Airlines
Find Deal
Fri, Nov 14 - Sun, Nov 16
United Airlines Logo
7:05 am - 8:12 amAUS-IAH
1h 07mnonstop
United Airlines Logo
9:55 pm - 10:53 pmIAH-AUS
0h 58mnonstop
$217United Airlines
Find Deal
Sun, Aug 24 - Sun, Aug 31

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
Aug 14
AUS7:15 amAustin Bergstrom
13h 11m
1 stop
IAH8:26 pmHouston George Bush Intcntl
Aug 16
IAH6:06 pmHouston George Bush Intcntl
6h 53m
1 stop
AUS12:59 amAustin Bergstrom
$205
Find similar
Spirit Airlines
Aug 18
AUS7:15 amAustin Bergstrom
10h 56m
1 stop
IAH6:11 pmHouston George Bush Intcntl
Aug 20
IAH12:41 pmHouston George Bush Intcntl
8h 04m
1 stop
AUS8:45 pmAustin Bergstrom
$207
Find similar
Spirit Airlines
Oct 29
AUS6:00 amAustin Bergstrom
16h 42m
1 stop
IAH10:42 pmHouston George Bush Intcntl
Nov 2
IAH6:15 pmHouston George Bush Intcntl
13h 54m
1 stop
AUS8:09 amAustin Bergstrom
$213
Find similar

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 29
AUS12:15 pmAustin Bergstrom
1h 07m
IAH1:22 pmHouston George Bush Intcntl
Nov 2
IAH2:20 pmHouston George Bush Intcntl
1h 02m
AUS3:22 pmAustin Bergstrom
$127
Find similar
United Airlines
Aug 26
AUS7:45 pmAustin Bergstrom
1h 03m
IAH8:48 pmHouston George Bush Intcntl
Sep 2
IAH7:50 amHouston George Bush Intcntl
1h 01m
AUS8:51 amAustin Bergstrom
$157
Find similar
United Airlines
Sep 7
AUS7:45 pmAustin Bergstrom
1h 03m
IAH8:48 pmHouston George Bush Intcntl
Sep 10
IAH9:55 pmHouston George Bush Intcntl
0h 58m
AUS10:53 pmAustin Bergstrom
$184
Find similar

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 July 29, 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 10/29

12:15 pm-1:22 pm

Nonstop1h 07m

Houston George Bush Intcntl

Sun 11/2

2:20 pm-3:22 pm

Nonstop1h 02m

$127

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Tue 8/26

7:45 pm-8:48 pm

Nonstop1h 03m

Houston George Bush Intcntl

Tue 9/2

7:50 am-8:51 am

Nonstop1h 01m

$157

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Sun 9/7

7:45 pm-8:48 pm

Nonstop1h 03m

Houston George Bush Intcntl

Wed 9/10

9:55 pm-10:53 pm

Nonstop0h 58m

$184

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Thu 9/11

5:55 pm-7:00 pm

Nonstop1h 05m

Houston George Bush Intcntl

Sat 9/27

6:22 pm-7:24 pm

Nonstop1h 02m

$187

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Thu 8/14

7:15 am-8:26 pm

1 stop13h 11m

Houston George Bush Intcntl

Sat 8/16

6:06 pm-12:59 am

1 stop6h 53m

$205

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Mon 8/18

7:15 am-6:11 pm

1 stop10h 56m

Houston George Bush Intcntl

Wed 8/20

12:41 pm-8:45 pm

1 stop8h 04m

$207

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Mon 9/22

5:30 am-6:27 am

Nonstop0h 57m

Houston George Bush Intcntl

Thu 9/25

7:30 am-8:30 am

Nonstop1h 00m

$211

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Wed 10/29

6:00 am-10:42 pm

1 stop16h 42m

Houston George Bush Intcntl

Sun 11/2

6:15 pm-8:09 am

1 stop13h 54m

$213

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Fri 11/14

8:48 pm-8:42 am

1 stop11h 54m

Houston George Bush Intcntl

Sun 11/16

9:05 pm-9:30 am

1 stop12h 25m

$214

AustinHouston

AUS - IAH

AUSIAH

Austin Bergstrom

Sun 8/24

7:05 am-8:12 am

Nonstop1h 07m

Houston George Bush Intcntl

Sun 8/31

9:55 pm-10:53 pm

Nonstop0h 58m

$217

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $193. If you are unable to visit Houston George Bush Intcntl Airport during the month of August, then departing from Austin during the month May is also very affordable. Most momondo users find prices during this month for around $253.

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 $697.

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 morning. Our users have found flights to Houston George Bush Intcntl Airport in the morning for as low as $593. Try not to purchase tickets in the afternoon because they tend to be around $743. 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 July 2025, prices for Austin to Houston George Bush Intcntl Airport flights are approximately 37% 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

$49

Fastest flight time

0h 57m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Austin in the past 72 hours is $49. The best round-trip flight deal from Austin to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $127.
The fastest flight from Austin to Houston George Bush Intcntl Airport takes 0h 57m
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 57m.

  • 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
8,899 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 39 United Airlines flights for this route in a normal week, average airfare is usually $299 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
Spring
Cypress
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.

An easier way to manage your Houston George Bush Intcntl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 8/3
Sun 8/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Houston