$110 Cheap United flights Austin (AUS) to Brownsville (BRO)

View $110 flight on Tue, Dec 16, 2025Opens in a new window

$110 Cheap United flights Austin (AUS) to Brownsville (BRO)

Prices were available within the past 7 days and start at $110 for one-way flights and $219 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Dec 16 - Sat, Jan 10
AUS
Austin
BRO
Brownsville
$219 Roundtrip, found 6 hours ago
$219
Roundtrip
found 6 hours ago
Select United flight, departing Tue, Dec 16 from Austin to Brownsville, returning Sat, Jan 10, priced at $219 found 6 hours ago
United
Mon, May 18 - Wed, May 27
AUS
Austin
BRO
Brownsville
$220 Roundtrip, found 12 hours ago
$220
Roundtrip
found 12 hours ago
Select United flight, departing Mon, May 18 from Austin to Brownsville, returning Wed, May 27, priced at $220 found 12 hours ago
United
Mon, May 18 - Wed, May 27
AUS
Austin
BRO
Brownsville
$231 Roundtrip, found 12 hours ago
$231
Roundtrip
found 12 hours ago
Select United flight, departing Mon, May 18 from Austin to Brownsville, returning Wed, May 27, priced at $231 found 12 hours ago
United
Thu, Dec 4 - Fri, Dec 5
AUS
Austin
BRO
Brownsville
$239 Roundtrip, found 14 hours ago
$239
Roundtrip
found 14 hours ago
Select United flight, departing Thu, Dec 4 from Austin to Brownsville, returning Fri, Dec 5, priced at $239 found 14 hours ago
United
Sun, Dec 7 - Mon, Dec 8
AUS
Austin
BRO
Brownsville
$241 Roundtrip, found 6 days ago
$241
Roundtrip
found 6 days ago
Select United flight, departing Sun, Dec 7 from Austin to Brownsville, returning Mon, Dec 8, priced at $241 found 6 days ago
United
Tue, Dec 16 - Sat, Jan 10
AUS
Austin
BRO
Brownsville
$249 Roundtrip, found 6 hours ago
$249
Roundtrip
found 6 hours ago
Select United flight, departing Tue, Dec 16 from Austin to Brownsville, returning Sat, Jan 10, priced at $249 found 6 hours ago
Flights from Austin (AUS) to Brownsville (BRO)
Origin airport
Austin-Bergstrom Intl.
Destination airport
Brownsville-South Padre Island Intl.
Airlines serving
American Airlines, United
Popular airline
United
Distance
297 mi

Frequently asked questions

How much is a United Airlines flight from Austin-Bergstrom Intl. Airport (AUS) to Brownsville-South Padre Island Intl. Airport (BRO)?
You'll discover cheap round-trip United Airlines flights from $219 from AUS to BRO by organizing your results from "Price (lowest to highest)" on Expedia. Or look for bargains from $110 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from AUS to BRO with United Airlines?
Look for one-way or round-trip flights to Brownsville in October or January. You could find an affordable fare with United Airlines during these off-peak travel months.
What is the cheapest time to book flights from Austin-Bergstrom Intl. Airport (AUS) to Brownsville-South Padre Island Intl. Airport (BRO) with United Airlines?
Start searching one to three months before your departure to get cheap fares on United Airlines flights from Austin-Bergstrom Intl. Airport (AUS) to Brownsville-South Padre Island Intl. Airport (BRO). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic trips.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Austin-Bergstrom Intl. Airport (AUS) to Brownsville-South Padre Island Intl. Airport (BRO)?
Fill in your dates, hit search and select "Nonstop" on Expedia to find any direct flights from AUS to BRO with United Airlines or other carriers.
What is the earliest United Airlines flight from AUS to BRO?
To find the earliest departure from AUS to BRO with United Airlines, filter your search by "Morning" and "Early Morning." Choosing an early flight usually means cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Brownsville?
Brownsville-South Padre Island Intl. Airport (BRO) is the primary Brownsville hub for United Airlines flights from Austin-Bergstrom Intl. Airport (AUS).
Why fly with United Airlines from AUS to BRO?
Depart from AUS to BRO with United Airlines and you can look forward to a range of benefits including a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you could also earn OneKeyCash™* to redeem on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from Austin-Bergstrom Intl. Airport (AUS) to Brownsville-South Padre Island Intl. Airport (BRO)?
It's generally possible to change or cancel your flight, although additional charges may apply if your booking was made more than 24 hours ago. Prefer to keep your options open? Make use of Expedia's "Changes included" or "No cancel fee" filter to find flights that won't charge extra if you need to adjust your plans. To make modifications, head to "Trips," select your flight and click on "Manage Booking" for further information.

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*Available to One Key members.