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$324+ 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 7/17. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BRO
Jul 7 — Jul 141
Tue 7/7
Tue 7/14
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 June 7, 2026.

This United Airlines deal was found by Cheapflights users on 6/3. 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 10/26:05 am
IAD
-
BRO
1 stop6h 18m
United Airlines
Mon 10/54:38 pm
BRO
-
IAD
1 stop6h 52m
United Airlines
Deal found 6/3$329
This United Airlines deal was found by Cheapflights users on 6/4. 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 7/48:40 am
IAD
-
BRO
1 stop6h 22m
United Airlines
Sat 7/114:44 pm
BRO
-
IAD
1 stop6h 47m
United Airlines
Deal found 6/4$374
This American Airlines deal was found by Cheapflights users on 6/5. 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 9/912:30 pm
IAD
-
BRO
2 stops7h 40m
American Airlines
Thu 9/172:47 pm
BRO
-
IAD
1 stop7h 05m
American Airlines
Deal found 6/5$418
This United Airlines deal was found by Cheapflights users on 6/5. 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 9/98:31 am
IAD
-
BRO
1 stop8h 20m
United Airlines
Thu 9/174:38 pm
BRO
-
IAD
1 stop6h 52m
United Airlines
Deal found 6/5$419
This United Airlines deal was found by Cheapflights users on 6/6. 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 10/286:30 am
IAD
-
BRO
1 stop5h 52m
United Airlines
Sat 10/3112:07 pm
BRO
-
IAD
1 stop8h 05m
United Airlines
Deal found 6/6$429
This American Airlines deal was found by Cheapflights users on 6/4. 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 7/46:14 am
IAD
-
BRO
1 stop8h 57m
American Airlines
Sat 7/112:41 pm
BRO
-
IAD
2 stops8h 33m
American Airlines
Deal found 6/4$453
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Wed 7/18:57 pm
IAD
-
BRO
2 stops35h 58m
Multiple Airlines
Mon 7/68:35 am
BRO
-
IAD
1 stop8h 58m
Multiple Airlines
Deal found 6/4$497
This American Airlines deal was found by Cheapflights users on 6/4. 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 7/312:00 pm
IAD
-
BRO
1 stop7h 00m
American Airlines
Thu 7/92:47 pm
BRO
-
IAD
1 stop7h 05m
American Airlines
Deal found 6/4$503
This American Airlines deal was found by Cheapflights users on 6/5. 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 6/137:25 pm
IAD
-
BRO
1 stop5h 58m
American Airlines
Sat 6/202:47 pm
BRO
-
IAD
1 stop6h 59m
American Airlines
Deal found 6/5$521

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 June 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(United Airlines)

One-way from

$324
(American Airlines)

Popular in

May

Cheapest in

February

Average price

$536
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Brownsville South Padre Is. Intl flight deals.
Search Deals
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. 16% potential increase in price ($93 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 7, 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
Quickest round-trip

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Fri 10/2

6:05 am-11:23 am

1 stop6h 18m

Brownsville South Padre Is. Intl

Mon 10/5

4:38 pm-12:30 am

1 stop6h 52m

$329

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Wed 9/9

8:31 am-3:51 pm

1 stop8h 20m

Brownsville South Padre Is. Intl

Thu 9/17

4:38 pm-12:30 am

1 stop6h 52m

$419

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Wed 10/28

6:30 am-11:22 am

1 stop5h 52m

Brownsville South Padre Is. Intl

Sat 10/31

12:07 pm-9:12 pm

1 stop8h 05m

$429

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Fri 7/3

12:00 pm-6:00 pm

1 stop7h 00m

Brownsville South Padre Is. Intl

Thu 7/9

2:47 pm-10:52 pm

1 stop7h 05m

$503

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Wed 7/1

6:19 am-2:17 pm

1 stop8h 58m

Brownsville South Padre Is. Intl

Tue 7/7

2:47 pm-12:10 am

2 stops8h 23m

$540

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Fri 7/3

10:24 pm-2:02 pm

2 stops16h 38m

Brownsville South Padre Is. Intl

Thu 7/9

4:44 pm-12:31 am

1 stop6h 47m

$563

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Wed 9/9

6:14 am-7:10 pm

2 stops13h 56m

Brownsville South Padre Is. Intl

Thu 9/17

2:47 pm-9:55 am

2 stops18h 08m

$587

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Fri 10/2

10:25 am-6:07 pm

2 stops8h 42m

Brownsville South Padre Is. Intl

Mon 10/5

2:43 pm-11:46 pm

2 stops8h 03m

$675

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Wed 7/1

8:40 am-3:57 pm

1 stop8h 17m

Brownsville South Padre Is. Intl

Mon 7/6

4:44 pm-12:31 am

1 stop6h 47m

$785
Cheapest one-way
Quickest one-way

Washington, D.C.Brownsville

IAD - BRO

IADBRO

Washington, D.C. Dulles Intl

Sat 7/25

12:50 pm-5:42 pm

1 stop5h 52m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/2

Showing 1-10 of 16 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 June.
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 18m. 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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