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Cheap flights from Houston George Bush Intcntl Airport to Austin 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 Houston George Bush Intcntl Airport to Austin departing on 1/21. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:15 am - 10:56 pm
IAH
-
AUS
14h 41m1 stop
Frontier Logo
10:55 am - 10:55 pm
AUS
-
IAH
12h 00m1 stop
$122Frontier
Wed, Jan 7 - Wed, Jan 14
Multiple Airlines Logo
6:50 pm - 10:34 am
IAH
-
AUS
15h 44m1 stop
Multiple Airlines Logo
7:25 am - 1:20 pm
AUS
-
IAH
29h 55m1 stop
$139Multiple Airlines
Wed, Jan 7 - Wed, Jan 14
Multiple Airlines Logo
6:50 pm - 10:34 am
IAH
-
AUS
15h 44m1 stop
Multiple Airlines Logo
7:25 am - 1:20 pm
AUS
-
IAH
29h 55m1 stop
$141Multiple Airlines
Wed, Jan 7 - Wed, Jan 14
Multiple Airlines Logo
8:19 pm - 4:04 pm
IAH
-
AUS
19h 45m1 stop
Multiple Airlines Logo
5:52 pm - 6:39 pm
AUS
-
IAH
24h 47m1 stop
$142Multiple Airlines
Thu, Jan 8 - Mon, Jan 12
Frontier Logo
7:41 pm - 11:45 am
IAH
-
AUS
16h 04m1 stop
Frontier Logo
5:52 pm - 6:39 pm
AUS
-
IAH
24h 47m1 stop
$145Frontier
Thu, Jan 8 - Mon, Jan 12
Multiple Airlines Logo
8:19 pm - 4:47 pm
IAH
-
AUS
20h 28m1 stop
Multiple Airlines Logo
11:30 am - 8:23 pm
AUS
-
IAH
8h 53m1 stop
$148Multiple Airlines
Thu, Jan 8 - Thu, Jan 15
Multiple Airlines Logo
8:15 am - 10:56 pm
IAH
-
AUS
14h 41m1 stop
Multiple Airlines Logo
7:25 am - 8:06 pm
AUS
-
IAH
12h 41m2 stops
$152Multiple Airlines
Wed, Jan 7 - Wed, Jan 14
Multiple Airlines Logo
8:19 pm - 10:21 am
IAH
-
AUS
14h 02m1 stop
Multiple Airlines Logo
7:26 pm - 9:00 am
AUS
-
IAH
13h 34m1 stop
$155Multiple Airlines
Fri, Jan 30 - Sun, Feb 1
Spirit Airlines Logo
5:05 am - 9:35 pm
IAH
-
AUS
16h 30m2 stops
Spirit Airlines Logo
7:25 am - 11:58 pm
AUS
-
IAH
16h 33m1 stop
$156Spirit Airlines
Thu, Jan 8 - Thu, Jan 15
Spirit Airlines Logo
3:09 pm - 10:34 am
IAH
-
AUS
19h 25m2 stops
Spirit Airlines Logo
7:25 am - 11:58 pm
AUS
-
IAH
16h 33m1 stop
$158Spirit Airlines
Wed, Jan 7 - Wed, Jan 14

Spirit Airlines flights from Houston George Bush Intcntl Airport to Austin

Our best Spirit Airlines deals on Houston George Bush Intcntl Airport to Austin flight tickets
Spirit Airlines
Jan 8
IAH5:05 amHouston George Bush Intcntl
16h 30m
2 stops
AUS9:35 pmAustin Bergstrom
Jan 15
AUS7:25 amAustin Bergstrom
12h 58m
1 stop
IAH8:23 pmHouston George Bush Intcntl
$156
Find similar
Spirit Airlines
Jan 7
IAH3:09 pmHouston George Bush Intcntl
19h 25m
2 stops
AUS10:34 amAustin Bergstrom
Jan 14
AUS7:25 amAustin Bergstrom
16h 33m
1 stop
IAH11:58 pmHouston George Bush Intcntl
$158
Find similar
Spirit Airlines
Jan 7
IAH3:09 pmHouston George Bush Intcntl
19h 25m
2 stops
AUS10:34 amAustin Bergstrom
Jan 14
AUS7:25 amAustin Bergstrom
12h 58m
1 stop
IAH8:23 pmHouston George Bush Intcntl
$159
Find similar

Frontier flights from Houston George Bush Intcntl Airport to Austin

Our best Frontier deals on Houston George Bush Intcntl Airport to Austin flight tickets
Frontier
Jan 30
IAH6:05 amHouston George Bush Intcntl
14h 01m
2 stops
AUS8:06 pmAustin Bergstrom
Feb 1
AUS7:26 pmAustin Bergstrom
13h 34m
1 stop
IAH9:00 amHouston George Bush Intcntl
$185
Find similar
Frontier
Jan 8
IAH7:41 pmHouston George Bush Intcntl
18h 25m
2 stops
AUS2:06 pmAustin Bergstrom
Jan 12
AUS3:01 pmAustin Bergstrom
9h 30m
1 stop
IAH12:31 amHouston George Bush Intcntl
$187
Find similar
Frontier
Feb 16
IAH7:45 amHouston George Bush Intcntl
11h 01m
1 stop
AUS6:46 pmAustin Bergstrom
Feb 18
AUS8:30 amAustin Bergstrom
15h 02m
1 stop
IAH11:32 pmHouston George Bush Intcntl
$245
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport to Austin 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 December 11, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonAustin

IAH - AUS

IAHAUS

Houston George Bush Intcntl

Wed 1/7

8:15 am-10:56 pm

1 stop14h 41m

Austin Bergstrom

Wed 1/14

10:55 am-10:55 pm

1 stop12h 00m

$122

HoustonAustin

IAH - AUS

IAHAUS

Houston George Bush Intcntl

Wed 1/7

6:50 pm-10:34 am

1 stop15h 44m

Austin Bergstrom

Wed 1/14

7:25 am-1:20 pm

1 stop29h 55m

$139

HoustonAustin

IAH - AUS

IAHAUS

Houston George Bush Intcntl

Wed 1/7

6:50 pm-10:34 am

1 stop15h 44m

Austin Bergstrom

Wed 1/14

7:25 am-1:20 pm

1 stop29h 55m

$141

HoustonAustin

IAH - AUS

IAHAUS

Houston George Bush Intcntl

Thu 1/8

8:19 pm-4:04 pm

1 stop19h 45m

Austin Bergstrom

Mon 1/12

5:52 pm-6:39 pm

1 stop24h 47m

$142

HoustonAustin

IAH - AUS

IAHAUS

Houston George Bush Intcntl

Thu 1/8

7:41 pm-11:45 am

1 stop16h 04m

Austin Bergstrom

Mon 1/12

5:52 pm-6:39 pm

1 stop24h 47m

$145

HoustonAustin

IAH - AUS

IAHAUS

Houston George Bush Intcntl

Thu 1/8

8:19 pm-4:47 pm

1 stop20h 28m

Austin Bergstrom

Thu 1/15

11:30 am-8:23 pm

1 stop8h 53m

$148

HoustonAustin

IAH - AUS

IAHAUS

Houston George Bush Intcntl

Wed 1/7

8:15 am-10:56 pm

1 stop14h 41m

Austin Bergstrom

Wed 1/14

7:25 am-8:06 pm

2 stops12h 41m

$152

HoustonAustin

IAH - AUS

IAHAUS

Houston George Bush Intcntl

Fri 1/30

8:19 pm-10:21 am

1 stop14h 02m

Austin Bergstrom

Sun 2/1

7:26 pm-9:00 am

1 stop13h 34m

$155

HoustonAustin

IAH - AUS

IAHAUS

Houston George Bush Intcntl

Thu 1/8

5:05 am-9:35 pm

2 stops16h 30m

Austin Bergstrom

Thu 1/15

7:25 am-11:58 pm

1 stop16h 33m

$156

HoustonAustin

IAH - AUS

IAHAUS

Houston George Bush Intcntl

Wed 1/7

3:09 pm-10:34 am

2 stops19h 25m

Austin Bergstrom

Wed 1/14

7:25 am-11:58 pm

1 stop16h 33m

$158

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 Austin from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Austin

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 Austin?

The cheapest month to fly to Austin from Houston George Bush Intcntl Airport is in August. Flight prices, which tend to average around $219, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in August, then November is your next best option. Flight prices from Houston George Bush Intcntl Airport to Austin during November average around $242.

What is the cheapest day to depart on your flight to Austin?

The cheapest day to depart on your flight to Austin is on a Wednesday when prices can be found for as low as $267. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Houston George Bush Intcntl Airport to Austin for around $510.

What is the cheapest time of day to depart on your flight to Austin?

At noon is the cheapest time of day to fly from Houston George Bush Intcntl Airport to Austin when you can find flight prices for as low as $303. Flying to Austin at noon is an ideal time because this is during off-peak travel hours. Flights to Austin are more costly in the evening, with an average ticket price of $637. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

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

There are 3 cabin classes available to choose from on Houston George Bush Intcntl to Austin Bergstrom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Houston George Bush Intcntl Airport to Austin flights?

You could potentially save up to 42% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Austin flight.

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

As of December 2025, prices for Houston George Bush Intcntl Airport to Austin flights are approximately 38% cheaper when compared to flights at the same time last year.

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

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

Cheap Houston George Bush Intcntl Airport to Austin (IAH to AUS) flight deals and tips

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

Best Price Found

$204

Fastest flight time

0h 59m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in Austin

1 airport
The best one-way flight to Austin from Houston George Bush Intcntl Airport in the past 72 hours is $204. The best round-trip flight deal from Houston George Bush Intcntl Airport to Austin found on momondo in the last 72 hours is $341.
The fastest flight from Houston George Bush Intcntl Airport to Austin takes 0h 59m
Direct flights go from Houston George Bush Intcntl Airport to Austin on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is United Airlines.
There is 1 airport in Austin. From Houston George Bush Intcntl Airport there are direct flights to Austin Bergstrom (AUS).
Search flight deals

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

    Houston George Bush Intcntl and Austin Bergstrom are 145.0 mi apart from one another. In terms of flight time, this usually takes a little over 0h 59m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Austin Bergstrom Airport.

  • What documentation or ID do you need to fly to Austin Bergstrom Airport?

    The travel and health documents required for your trip to Austin Bergstrom Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Austin Bergstrom Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

Best airlines flying from Houston George Bush Intcntl Airport to Austin

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Austin with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $137Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights

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

    Across 48 United Airlines flights from Houston George Bush Intcntl Airport to Austin this week, the average price was $298, with the best United Airlines deals starting from $137 round-trip. 9,095 users have rated United Airlines on momondo, with an average score of 7.4/10.

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Fredericksburg
Wimberley
San Marcos
Round Rock
Georgetown
Canyon Lake
Marble Falls
Horseshoe Bay
Dripping Springs
Cedar Park
Pflugerville
Seguin
Kyle
Bastrop
Buda
Flatonia

Why use momondo?

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

It is quick and easy to find Houston to Austin flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Austin that suits you.

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

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

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

momondo helps you find the best flight between Houston and Austin by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Houston to Austin now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Austin and let you know when they change.

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