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$110+ Cheap flights from San Antonio to Brownsville (SAT - 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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BRO
Apr 1 — Apr 81
Wed 4/1
Wed 4/8
1 adult, Economy
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Cheap flight deals from San Antonio to Brownsville

Cheapest flights from San Antonio to Brownsville
Explore the most affordable flight options available from San Antonio to Brownsville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 2, 2026.

This American Airlines deal was found by Cheapflights users on 2/26. 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.
Tue 3/315:00 am
SAT
-
BRO
1 stop5h 17m
American Airlines
Tue 4/146:24 pm
BRO
-
SAT
1 stop4h 28m
American Airlines
Deal found 2/26$219
This United Airlines deal was found by Cheapflights users on 3/2. 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.
Mon 3/306:02 pm
SAT
-
BRO
1 stop3h 45m
United Airlines
Mon 4/67:15 am
BRO
-
SAT
1 stop5h 53m
United Airlines
Deal found 3/2$228
This American Airlines deal was found by Cheapflights users on 3/1. 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 4/305:00 am
SAT
-
BRO
1 stop5h 12m
American Airlines
Tue 5/56:24 pm
BRO
-
SAT
1 stop4h 28m
American Airlines
Deal found 3/1$234
This United Airlines deal was found by Cheapflights users on 3/1. 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.
Sun 3/155:50 pm
SAT
-
BRO
1 stop3h 41m
United Airlines
Thu 3/195:25 pm
BRO
-
SAT
1 stop5h 32m
United Airlines
Deal found 3/1$277
This United Airlines deal was found by Cheapflights users on 2/28. 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.
Tue 8/119:37 am
SAT
-
BRO
1 stop6h 20m
United Airlines
Mon 8/244:39 pm
BRO
-
SAT
1 stop5h 59m
United Airlines
Deal found 2/28$279
This American Airlines deal was found by Cheapflights users on 2/27. 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 3/275:00 am
SAT
-
BRO
1 stop5h 17m
American Airlines
Fri 4/38:05 pm
BRO
-
SAT
1 stop3h 54m
American Airlines
Deal found 2/27$283
This United Airlines deal was found by Cheapflights users on 3/1. 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.
Tue 3/311:43 am
SAT
-
BRO
1 stop4h 29m
United Airlines
Thu 3/55:15 am
BRO
-
SAT
1 stop3h 23m
United Airlines
Deal found 3/1$307
This American Airlines deal was found by Cheapflights users on 2/28. 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.
Mon 4/276:00 am
SAT
-
BRO
1 stop4h 12m
American Airlines
Thu 4/307:41 pm
BRO
-
SAT
1 stop4h 15m
American Airlines
Deal found 2/28$308
This United Airlines deal was found by Cheapflights users on 2/28. 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.
Sat 3/145:50 pm
SAT
-
BRO
1 stop3h 41m
United Airlines
Tue 3/175:15 am
BRO
-
SAT
1 stop3h 23m
United Airlines
Deal found 2/28$309
This American Airlines deal was found by Cheapflights users on 2/28. 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.
Mon 8/176:30 pm
SAT
-
BRO
1 stop4h 07m
American Airlines
Sat 8/226:57 pm
BRO
-
SAT
1 stop4h 43m
American Airlines
Deal found 2/28$314
This United Airlines deal was found by Cheapflights users on 2/27. 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 3/135:50 pm
SAT
-
BRO
1 stop3h 41m
United Airlines
Tue 3/175:15 am
BRO
-
SAT
1 stop3h 23m
United Airlines
Deal found 2/27$318
This American Airlines deal was found by Cheapflights users on 2/28. 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.
Mon 8/1712:20 pm
SAT
-
BRO
1 stop6h 07m
American Airlines
Wed 8/196:57 pm
BRO
-
SAT
1 stop3h 47m
American Airlines
Deal found 2/28$323

Find flight deals from San Antonio to Brownsville

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) 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 March 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$219
(American Airlines)

One-way from

$110
(American Airlines)
Provider with most accurate pricing for San Antonio-Brownsville South Padre Is. Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Brownsville South Padre Is. Intl flights.
Search Deals
From San Antonio to Brownsville South Padre Is. Intl
Search Deals
One-way flight from San Antonio to Brownsville South Padre Is. Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio 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 March 2, 2026.
Use the filters below to find and compare flights from San Antonio to Brownsville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioBrownsville

SAT - BRO

SATBRO

San Antonio

Mon 3/30

6:02 pm-9:47 pm

1 stop3h 45m

Brownsville South Padre Is. Intl

Mon 4/6

7:15 am-1:08 pm

1 stop5h 53m

$228

San AntonioBrownsville

SAT - BRO

SATBRO

San Antonio

Sun 3/15

5:50 pm-9:31 pm

1 stop3h 41m

Brownsville South Padre Is. Intl

Thu 3/19

5:25 pm-10:57 pm

1 stop5h 32m

$277

San AntonioBrownsville

SAT - BRO

SATBRO

San Antonio

Thu 8/13

9:37 am-3:57 pm

1 stop6h 20m

Brownsville South Padre Is. Intl

Tue 8/18

4:39 pm-10:38 pm

1 stop5h 59m

$279

San AntonioBrownsville

SAT - BRO

SATBRO

San Antonio

Wed 8/12

5:57 pm-9:55 pm

1 stop3h 58m

Brownsville South Padre Is. Intl

Fri 8/21

12:00 pm-3:39 pm

1 stop3h 39m

$279

San AntonioBrownsville

SAT - BRO

SATBRO

San Antonio

Sun 8/16

5:57 pm-9:55 pm

1 stop3h 58m

Brownsville South Padre Is. Intl

Thu 8/20

4:39 pm-10:38 pm

1 stop5h 59m

$279

San AntonioBrownsville

SAT - BRO

SATBRO

San Antonio

Fri 8/14

5:57 pm-9:55 pm

1 stop3h 58m

Brownsville South Padre Is. Intl

Mon 8/24

4:39 pm-9:16 pm

1 stop4h 37m

$279

San AntonioBrownsville

SAT - BRO

SATBRO

San Antonio

Sat 3/14

5:50 pm-9:31 pm

1 stop3h 41m

Brownsville South Padre Is. Intl

Tue 3/17

5:15 am-8:38 am

1 stop3h 23m

$309

San AntonioBrownsville

SAT - BRO

SATBRO

San Antonio

Fri 3/13

5:50 pm-9:31 pm

1 stop3h 41m

Brownsville South Padre Is. Intl

Tue 3/17

5:15 am-8:38 am

1 stop3h 23m

$318

San AntonioBrownsville

SAT - BRO

SATBRO

San Antonio

Tue 3/31

4:45 pm-9:47 pm

2 stops29h 02m

Brownsville South Padre Is. Intl

Tue 4/14

7:15 am-10:50 am

1 stop3h 35m

$431

San AntonioBrownsville

SAT - BRO

SATBRO

San Antonio

Sat 4/11

5:00 am-10:12 am

1 stop5h 12m

$110

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/26

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from San Antonio 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 San Antonio to Brownsville in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 San Antonio-Brownsville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Brownsville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Brownsville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Brownsville flights, Cheapflights users trust FlightHub the most. FlightHub 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 San Antonio-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 San Antonio to Brownsville

Have a flexible travel schedule? Discover the best time to fly to Brownsville from San Antonio 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 San Antonio to Brownsville

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

Currently, May is the cheapest month in which you can book a flight from San Antonio to Brownsville (average of $59). Flying from San Antonio to Brownsville in December is currently the most expensive (average of $145). 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.

Related info for your journey

Find useful and relevant information for your journey from San Antonio 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 San Antonio to Brownsville?

    A quick flight from San Antonio to Brownsville can take about 3h 45m. United Airlines provides one of the quickest options available for as low as $228. Airlines will cover a distance of 258 mi.

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

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

  • How can I find direct flights from San Antonio to Brownsville?

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

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

    Yes. Cheapflights offers flight deals from San Antonio 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 San Antonio to Brownsville?

    Currently, May is the cheapest month in which you can book a flight from San Antonio to Brownsville (average of $59). Flying from San Antonio to Brownsville in December is currently the most expensive (average of $145). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Antonio to Brownsville

See prices for flight routes from nearby airports that may be better suited for you.
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