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$148+ Cheap flights from Dulles Intl (IAD) to Brownsville (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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BRO
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Dulles Intl to Brownsville

Cheapest flights from Dulles Intl to Brownsville
Explore the most affordable flight options available from Dulles Intl to Brownsville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This American Airlines deal was found by Cheapflights users on 7/26. 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.
Sat 10/243:08 pm
IAD
-
BRO
1 stop8h 49m
American Airlines
Sat 10/313:37 pm
BRO
-
IAD
1 stop6h 46m
American Airlines
Deal found 7/26$339
This American Airlines deal was found by Cheapflights users on 7/22. 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 9/106:41 pm
IAD
-
BRO
1 stop5h 51m
American Airlines
Thu 9/172:47 pm
BRO
-
IAD
1 stop7h 05m
American Airlines
Deal found 7/22$374
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:04 pm
IAD
-
BRO
1 stop13h 01m
Multiple Airlines
Fri 11/138:45 am
BRO
-
IAD
1 stop9h 24m
Multiple Airlines
Deal found 7/22$413
This United Airlines deal was found by Cheapflights users on 7/22. 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 11/72:48 pm
IAD
-
BRO
1 stop5h 40m
United Airlines
Mon 11/164:38 pm
BRO
-
IAD
1 stop6h 54m
United Airlines
Deal found 7/22$429
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:04 pm
IAD
-
BRO
1 stop13h 01m
Multiple Airlines
Mon 11/168:45 am
BRO
-
IAD
2 stops14h 43m
Multiple Airlines
Deal found 7/22$454
This United Airlines deal was found by Cheapflights users on 7/22. 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 11/96:00 am
IAD
-
BRO
1 stop6h 16m
United Airlines
Mon 11/1612:00 pm
BRO
-
IAD
1 stop5h 33m
United Airlines
Deal found 7/22$489
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Fri 11/207:14 am
IAD
-
BRO
1 stop8h 56m
American Airlines
Fri 11/2710:41 am
BRO
-
IAD
1 stop6h 38m
American Airlines
Deal found 7/26$494
This United Airlines deal was found by Cheapflights users on 7/22. 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 9/1010:22 pm
IAD
-
BRO
2 stops18h 29m
United Airlines
Thu 9/174:38 pm
BRO
-
IAD
1 stop6h 52m
United Airlines
Deal found 7/22$502

Find flight deals from Dulles Intl to Brownsville

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$339
(American Airlines)

One-way from

$148
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$681
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Brownsville South Padre Is. Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Brownsville South Padre Is. Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to Brownsville South Padre Is. Intl
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Brownsville South Padre Is. Intl
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($159 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 July 27, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Brownsville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Wed 8/12

12:57 pm-6:13 pm

1 stop6h 16m

Brownsville South Padre Is. Intl

Wed 8/19

4:38 pm-12:30 am

1 stop6h 52m

$339

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Wed 8/12

6:09 am-2:07 pm

1 stop8h 58m

Brownsville South Padre Is. Intl

Tue 8/18

5:43 am-2:02 pm

1 stop7h 19m

$339

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Thu 9/10

6:41 pm-11:32 pm

1 stop5h 51m

Brownsville South Padre Is. Intl

Thu 9/17

2:47 pm-10:52 pm

1 stop7h 05m

$374

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Wed 9/9

12:45 pm-6:13 pm

1 stop6h 28m

Brownsville South Padre Is. Intl

Sat 9/12

4:38 pm-11:55 pm

1 stop6h 17m

$429
Quickest round-trip

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Sat 9/12

12:57 pm-6:13 pm

1 stop6h 16m

Brownsville South Padre Is. Intl

Mon 9/14

4:38 pm-11:55 pm

1 stop6h 17m

$429

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Sat 10/24

5:01 am-7:28 pm

2 stops15h 27m

Brownsville South Padre Is. Intl

Sat 10/31

5:49 am-11:58 pm

2 stops17h 09m

$467

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Thu 9/3

8:31 am-3:51 pm

1 stop8h 20m

Brownsville South Padre Is. Intl

Mon 9/7

4:38 pm-11:55 pm

1 stop6h 17m

$639
Cheapest one-way
Quickest one-way

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Sat 9/12

12:57 pm-6:13 pm

1 stop6h 16m

$225

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Tue 9/1

8:31 am-11:23 am

1 stop27h 52m

$299

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Wed 9/2

12:57 pm-9:59 pm

1 stop10h 02m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 13 resultsSorted by cheapest first
1
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Compare providers for flights from Dulles Intl 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 Dulles Intl to Brownsville in July.
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 Washington, D.C. Dulles Intl Airport-Brownsville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Brownsville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Brownsville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-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 Washington, D.C. Dulles Intl Airport-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 Dulles Intl to Brownsville

Have a flexible travel schedule? Discover the best time to fly to Brownsville from Dulles Intl 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.

Related info for your journey

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

  • What airport do you fly into for flights to Brownsville from Washington, D.C. Dulles Intl?

    Brownsville South Padre Is. Intl (BRO) is the airport you will fly into if you book a flight from Washington, D.C. Dulles Intl to Brownsville. You should not have trouble finding flights to South Padre Is. Intl from Washington, D.C. Dulles Intl; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Brownsville airport from Washington, D.C. Dulles Intl. It is only a 4.5 mi journey from South Padre Is. Intl (BRO) to Brownsville’s city center.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Brownsville?

    Departing from Washington, D.C. Dulles Intl Airport to Brownsville will take you 6h 16m. Washington, D.C. Dulles Intl Airport and Brownsville are separated by a distance of 1466 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

  • How can I find direct flights from Dulles Intl to Brownsville?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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.

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