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Cheap flights from Brownsville to Washington, D.C. from $329

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Brownsville to Washington, D.C. departing on 10/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Brownsville to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
3:37 pm - 11:23 pm
BRO
-
IAD
6h 46m
1 stop
American Airlines Logo
3:08 pm - 10:57 pm
IAD
-
BRO
8h 49m
1 stop
$329American Airlines
Tue, Oct 27 - Sat, Oct 31
United Airlines Logo
4:38 pm - 12:30 am
BRO
-
IAD
6h 52m
1 stop
United Airlines Logo
8:31 am - 3:51 pm
IAD
-
BRO
8h 20m
1 stop
$419United Airlines
Wed, Aug 26 - Sat, Aug 29
United Airlines Logo
4:38 pm - 12:30 am
BRO
-
IAD
6h 52m
1 stop
United Airlines Logo
8:19 am - 9:59 pm
IAD
-
BRO
14h 40m
2 stops
$523United Airlines
Wed, Aug 26 - Sat, Aug 29
United Airlines Logo
7:15 am - 10:59 pm
BRO
-
IAD
14h 44m
2 stops
United Airlines Logo
10:44 pm - 11:23 am
IAD
-
BRO
13h 39m
2 stops
$638United Airlines
Wed, Aug 26 - Sat, Aug 29

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United Airlines flights from Brownsville to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Brownsville to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Aug 26
BRO4:38 pmBrownsville South Padre Is. Intl
6h 52m
1 stop
IAD12:30 amWashington, D.C. Dulles Intl
Aug 29
IAD8:31 amWashington, D.C. Dulles Intl
8h 20m
1 stop
BRO3:51 pmBrownsville South Padre Is. Intl
$419
United Airlines
Aug 26
BRO4:38 pmBrownsville South Padre Is. Intl
6h 52m
1 stop
IAD12:30 amWashington, D.C. Dulles Intl
Aug 29
IAD8:19 amWashington, D.C. Dulles Intl
14h 40m
2 stops
BRO9:59 pmBrownsville South Padre Is. Intl
$523
United Airlines
Aug 26
BRO7:15 amBrownsville South Padre Is. Intl
14h 44m
2 stops
IAD10:59 pmWashington, D.C. Dulles Intl
Aug 29
IAD10:44 pmWashington, D.C. Dulles Intl
13h 39m
2 stops
BRO11:23 amBrownsville South Padre Is. Intl
$638

momondo Fare Finder

 
Customize your flight search to find flights from Brownsville to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated July 2, 2026.
Use the filters below to find and compare flights from Brownsville to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BrownsvilleWashington, D.C.

BRO - IAD

BROIAD

Brownsville South Padre Is. Intl

Tue 10/27

3:37 pm-11:23 pm

1 stop6h 46m

Washington, D.C. Dulles Intl

Sat 10/31

3:08 pm-10:57 pm

1 stop8h 49m

$329
Quickest round-trip

BrownsvilleWashington, D.C.

BRO - IAD

BROIAD

Brownsville South Padre Is. Intl

Wed 8/26

4:38 pm-12:30 am

1 stop6h 52m

Washington, D.C. Dulles Intl

Sat 8/29

8:31 am-3:51 pm

1 stop8h 20m

$419

BrownsvilleWashington, D.C.

BRO - IAD

BROIAD

Brownsville South Padre Is. Intl

Wed 8/26

4:38 pm-12:30 am

1 stop6h 52m

Washington, D.C. Dulles Intl

Sat 8/29

8:19 am-9:59 pm

2 stops14h 40m

$523

BrownsvilleWashington, D.C.

BRO - IAD

BROIAD

Brownsville South Padre Is. Intl

Wed 8/26

7:15 am-10:59 pm

2 stops14h 44m

Washington, D.C. Dulles Intl

Sat 8/29

10:44 pm-11:23 am

2 stops13h 39m

$638
Cheapest one-way

BrownsvilleWashington, D.C.

BRO - IAD

BROIAD

Brownsville South Padre Is. Intl

Wed 7/8

4:44 pm-12:31 am

1 stop6h 47m

$461
Quickest one-way

BrownsvilleWashington, D.C.

BRO - IAD

BROIAD

Brownsville South Padre Is. Intl

Thu 7/9

9:20 am-4:30 pm

1 stop6h 10m

$499

BrownsvilleWashington, D.C.

BRO - IAD

BROIAD

Brownsville South Padre Is. Intl

Thu 7/9

2:47 pm-12:10 am

2 stops8h 23m

$504

BrownsvilleWashington, D.C.

BRO - IAD

BROIAD

Brownsville South Padre Is. Intl

Wed 7/8

12:10 pm-7:31 am

2 stops18h 21m

$559

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Brownsville to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Brownsville South Padre Is. Intl to Washington, D.C. Dulles Intl?

United Airlines and American Airlines are the most popular carriers operating from Brownsville South Padre Is. Intl to Washington, D.C. Dulles Intl

When to book flights from Brownsville to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Brownsville to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Brownsville to Washington, D.C. Dulles Intl Airport (BRO to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Brownsville to Washington, D.C. Dulles Intl Airport

Fastest flight time

6h 47m

Direct flights

None
The fastest flight from Brownsville to Washington, D.C. Dulles Intl Airport takes 6h 47m
There are no direct flights from Brownsville to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Brownsville to Washington, D.C. Dulles Intl Airport.
Search flight deals

Frequently asked questions about flying from Brownsville to Washington, D.C. Dulles Intl Airport

  • How far is Brownsville South Padre Is. Intl to Washington, D.C. Dulles Intl by plane?

    The straight-line distance from Brownsville South Padre Is. Intl to Washington, D.C. Dulles Intl is 1469.6 mi. In terms of flight time, this usually takes a little over 6h 47m.

  • When did momondo last update prices for flights from Brownsville South Padre Is. Intl Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Brownsville South Padre Is. Intl Airport to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Brownsville South Padre Is. Intl Airport to Washington, D.C. Dulles Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Brownsville South Padre Is. Intl Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Winchester
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Colonial Beach
Towson
Manassas
Silver Spring
Sterling
Tysons
Springfield
Bethesda

Why use momondo?

Why should I use momondo to find a flight deal from Brownsville to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Brownsville to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Brownsville to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Brownsville which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Brownsville to Washington, D.C.?

Once you have performed a search for Brownsville to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Brownsville to Washington, D.C. right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Brownsville to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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