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$110+ Cheap flights from Austin to Brownsville (AUS - BRO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — BRO
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Austin to Brownsville

Cheapest flights from Austin to Brownsville
Explore the most affordable flight options available from Austin to Brownsville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1111:31 amAUS - BRO
1 stop5h 53mAmerican Airlines
Sun 12/145:54 pmBRO - AUS
1 stop4h 00mAmerican Airlines
Deal found 12/10$289
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:25 pmAUS - BRO
1 stop4h 12mUnited Airlines
Sun 12/217:15 amBRO - AUS
1 stop5h 41mUnited Airlines
Deal found 12/10$297
This American Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1112:43 pmAUS - BRO
1 stop6h 06mAmerican Airlines
Wed 12/172:48 pmBRO - AUS
1 stop4h 35mAmerican Airlines
Deal found 12/10$307
This American Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:24 pmAUS - BRO
1 stop3h 45mAmerican Airlines
Thu 12/255:35 amBRO - AUS
1 stop4h 36mAmerican Airlines
Deal found 12/11$363
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:15 pmAUS - BRO
1 stop3h 52mUnited Airlines
Mon 12/295:10 amBRO - AUS
1 stop3h 20mUnited Airlines
Deal found 12/10$429
This American Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:00 amAUS - BRO
1 stop3h 59mAmerican Airlines
Sun 12/213:09 pmBRO - AUS
1 stop4h 01mAmerican Airlines
Deal found 12/10$502
This American Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:01 amAUS - BRO
1 stop4h 50mAmerican Airlines
Tue 12/305:35 amBRO - AUS
1 stop4h 36mAmerican Airlines
Deal found 12/11$507
This American Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:40 pmAUS - BRO
1 stop6h 29mAmerican Airlines
Fri 12/267:48 pmBRO - AUS
1 stop4h 02mAmerican Airlines
Deal found 12/11$533
This American Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:29 pmAUS - BRO
1 stop3h 40mAmerican Airlines
Sat 1/35:35 amBRO - AUS
1 stop3h 40mAmerican Airlines
Deal found 12/11$565
This United Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:21 pmAUS - BRO
2 stops23h 46mUnited Airlines
Fri 12/267:15 amBRO - AUS
1 stop5h 41mUnited Airlines
Deal found 12/11$644

Find flight deals from Austin to Brownsville

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Brownsville (BRO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$219
(United Airlines)

One-way from

$110
(American Airlines)

Popular in

August

Cheapest in

May

Average price

$236
Provider with most accurate pricing for Austin Bergstrom-Brownsville South Padre Is. Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Austin Bergstrom-Brownsville South Padre Is. Intl flights.
Search Deals
From Austin Bergstrom to Brownsville South Padre Is. Intl
Search Deals
One-way flight from Austin Bergstrom to Brownsville South Padre Is. Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Brownsville 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Austin to Brownsville that are best for you.

Fly from

Austin

Fly to

Brownsville

Route

Depart

Return

Price

AustinBrownsville

AUS - BRO

AUSBRO

Austin Bergstrom

Sat 1/10

12:27 pm-4:12 pm

1 stop3h 45m

Brownsville South Padre Is. Intl

Sun 1/11

9:30 am-1:19 pm

1 stop3h 49m

$219

AustinBrownsville

AUS - BRO

AUSBRO

Austin Bergstrom

Fri 1/16

5:55 pm-9:31 pm

1 stop3h 36m

Brownsville South Padre Is. Intl

Sun 1/18

12:13 pm-5:19 pm

1 stop5h 06m

$219

AustinBrownsville

AUS - BRO

AUSBRO

Austin Bergstrom

Fri 2/13

5:59 pm-9:31 pm

1 stop3h 32m

Brownsville South Padre Is. Intl

Sun 2/15

7:18 am-1:08 pm

1 stop5h 50m

$239

AustinBrownsville

AUS - BRO

AUSBRO

Austin Bergstrom

Sat 2/14

5:59 pm-9:31 pm

1 stop3h 32m

Brownsville South Padre Is. Intl

Tue 2/17

9:35 am-3:22 pm

1 stop5h 47m

$248

AustinBrownsville

AUS - BRO

AUSBRO

Austin Bergstrom

Thu 2/12

6:30 pm-10:52 pm

1 stop4h 22m

Brownsville South Padre Is. Intl

Mon 2/16

7:57 pm-11:51 pm

1 stop3h 54m

$254

AustinBrownsville

AUS - BRO

AUSBRO

Austin Bergstrom

Fri 12/19

7:25 pm-11:37 pm

1 stop4h 12m

Brownsville South Padre Is. Intl

Sun 12/21

7:15 am-12:56 pm

1 stop5h 41m

$297

AustinBrownsville

AUS - BRO

AUSBRO

Austin Bergstrom

Sun 12/14

9:45 am-2:17 pm

1 stop4h 32m

Brownsville South Padre Is. Intl

Thu 12/18

10:29 am-2:41 pm

1 stop4h 12m

$307

AustinBrownsville

AUS - BRO

AUSBRO

Austin Bergstrom

Wed 12/24

3:24 pm-7:09 pm

1 stop3h 45m

Brownsville South Padre Is. Intl

Thu 12/25

5:35 am-10:11 am

1 stop4h 36m

$363

AustinBrownsville

AUS - BRO

AUSBRO

Austin Bergstrom

Thu 12/25

12:15 pm-4:07 pm

1 stop3h 52m

Brownsville South Padre Is. Intl

Mon 12/29

5:10 am-8:30 am

1 stop3h 20m

$429

AustinBrownsville

AUS - BRO

AUSBRO

Austin Bergstrom

Sat 2/7

12:27 pm-6:02 pm

1 stop5h 35m

$140

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 17 results
1
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Compare providers for flights from Austin to Brownsville

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Austin to Brownsville in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Austin-Brownsville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Austin-Brownsville flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Austin-Brownsville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Austin-Brownsville flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Austin-Brownsville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Austin to Brownsville

Have a flexible travel schedule? Discover the best time to fly to Brownsville from Austin with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Austin to Brownsville

What is the cheapest month to book a flight from Austin to Brownsville?

Currently, May is the cheapest month in which you can book a flight from Austin to Brownsville (average of $60). Flying from Austin to Brownsville in December is currently the most expensive (average of $139). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from AUS to BRO?

Find hourly flight availability from Austin to Brownsville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Austin to Brownsville at noon. If you’re flexible enough to do this you can expect to save up to 24% on your trip compared to booking a flight in the evening.

Reviews of airlines servicing Brownsville

Get insights into the airlines that provide service to Brownsville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Brownsville. Reviews last updated December 12, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Austin to Brownsville to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,095 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
American Airlines
7.2
Good
11,050 reviews
United Airlines
7.4
Good
9,095 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

Find useful and relevant information for your journey from Austin to Brownsville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Austin to Brownsville?

    There are many flights that can get you from Austin to Brownsville in 3h 45m. Fly via United Airlines or American Airlines to get the fastest option. Austin and Brownsville are separated by a distance of 296 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Austin to Brownsville round-trip?

    Currently priced at $208, American Airlines will fly you from Austin to Brownsville and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $218. These flights start at 27% lower than the current average price 3 months from now.

  • Can I find deals for flights from Austin to Brownsville that include hotel bookings?

    Yes. In addition to deals on Austin to Brownsville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Austin to Brownsville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Brownsville.

  • Can I find deals for business class flights from Austin to Brownsville?

    Yes. Cheapflights offers flight deals from Austin to Brownsville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Austin to Brownsville?

    Currently, May is the cheapest month in which you can book a flight from Austin to Brownsville (average of $60). Flying from Austin to Brownsville in December is currently the most expensive (average of $139). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Austin to Brownsville

Discover the top 2 airlines that operate flights from Austin to Brownsville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$208Average$258FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$218Average$279FlexibilityNo cancel feeOn-time69%

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