HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Brasilia

$307+ Cheap flights from Dulles Intl (IAD) to Brasilia (BSB)

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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BSB
Sep 10 — Sep 171
Thu 9/10
Thu 9/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Brasilia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Dulles Intl to Brasilia

Cheapest flights from Dulles Intl to Brasilia
Explore the most affordable flight options available from Dulles Intl to Brasilia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.

This Gotogate deal was found by Cheapflights users on 8/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:50 am -
1 stop22h 55m
Wed 9/309:00 am -
1 stop30h 15m
Deal found 8/7$624
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 9/93:35 pm -
1 stop14h 10m
Wed 9/169:00 am -
1 stop30h 15m
Deal found 8/10$642
This Gotogate deal was found by Cheapflights users on 8/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:45 am -
1 stop12h 40m
Sat 11/219:05 pm -
2 stops33h 20m
Deal found 8/7$645
This Gotogate deal was found by Cheapflights users on 8/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/103:35 pm -
2 stops25h 55m
Thu 9/179:05 pm -
2 stops18h 10m
Deal found 8/11$646
This FlightHub deal was found by Cheapflights users on 8/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:45 am -
1 stop12h 40m
Sun 11/89:00 am -
1 stop30h 15m
Deal found 8/10$658
This KAYAK deal was found by Cheapflights users on 8/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:35 pm -
1 stop14h 35m
Sat 9/269:00 pm -
2 stops18h 15m
Deal found 8/11$661
This FlightHub deal was found by Cheapflights users on 8/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:45 am -
1 stop12h 40m
Sun 11/88:20 am -
2 stops30h 55m
Deal found 8/10$662
This Avianca deal was found by Cheapflights users on 8/10. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/313:00 am -
2 stops15h 25m
Wed 11/119:00 pm -
2 stops18h 15m
Deal found 8/10$663

Find flight deals from Dulles Intl to Brasilia

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Brasilia (BSB). 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 August 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$624
(Gotogate)

One-way from

$307
(KAYAK)

Popular in

April

Cheapest in

February

Average price

$914
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Brasilia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Brasilia flights.
Search Deals
From Washington, D.C. Dulles Intl to Brasilia
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Brasilia
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($234 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Brasilia 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 August 11, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Brasilia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Brasilia

IAD Washington, D.C. Dulles Intl - BSB Brasilia

IADBSB

Washington, D.C. Dulles Intl

Sun 9/6

6:50 am-6:45 am

1 stop22h 55m

Brasilia

Wed 9/30

9:00 am-2:15 pm

1 stop30h 15m

$624

Washington, D.C.Brasilia

IAD Washington, D.C. Dulles Intl - BSB Brasilia

IADBSB

Washington, D.C. Dulles Intl

Fri 10/30

6:45 am-8:25 pm

1 stop12h 40m

Brasilia

Sat 11/21

9:05 pm-4:25 am

2 stops33h 20m

$645
Quickest round-trip

Washington, D.C.Brasilia

IAD Washington, D.C. Dulles Intl - BSB Brasilia

IADBSB

Washington, D.C. Dulles Intl

Fri 9/18

3:35 pm-7:10 am

1 stop14h 35m

Brasilia

Sat 9/26

9:00 pm-2:15 pm

2 stops18h 15m

$661

Washington, D.C.Brasilia

IAD Washington, D.C. Dulles Intl - BSB Brasilia

IADBSB

Washington, D.C. Dulles Intl

Fri 10/30

6:45 am-8:25 pm

1 stop12h 40m

Brasilia

Sun 11/8

8:20 am-1:15 pm

2 stops30h 55m

$662

Washington, D.C.Brasilia

IAD Washington, D.C. Dulles Intl - BSB Brasilia

IADBSB

Washington, D.C. Dulles Intl

Sun 11/8

2:35 pm-10:50 am

2 stops18h 15m

Brasilia

Sun 11/22

8:55 pm-1:15 pm

3 stops18h 20m

$739

Washington, D.C.Brasilia

IAD Washington, D.C. Dulles Intl - BSB Brasilia

IADBSB

Washington, D.C. Dulles Intl

Sun 10/4

3:35 pm-6:45 am

1 stop14h 10m

Brasilia

Tue 10/6

11:30 am-5:20 am

2 stops18h 50m

$740
Cheapest one-way

Washington, D.C.Brasilia

IAD Washington, D.C. Dulles Intl - BSB Brasilia

IADBSB

Washington, D.C. Dulles Intl

Sun 9/13

6:50 am-6:45 am

1 stop22h 55m

$308

Washington, D.C.Brasilia

IAD Washington, D.C. Dulles Intl - BSB Brasilia

IADBSB

Washington, D.C. Dulles Intl

Sat 8/22

3:35 pm-10:25 am

2 stops17h 50m

$326

Washington, D.C.Brasilia

IAD Washington, D.C. Dulles Intl - BSB Brasilia

IADBSB

Washington, D.C. Dulles Intl

Mon 12/7

2:35 pm-10:50 am

2 stops18h 15m

$326

Washington, D.C.Brasilia

IAD Washington, D.C. Dulles Intl - BSB Brasilia

IADBSB

Washington, D.C. Dulles Intl

Sat 11/28

2:35 pm-8:25 pm

1 stop27h 50m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Compare providers for flights from Dulles Intl to Brasilia

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 Brasilia in August.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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-Brasilia 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-Brasilia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Brasilia 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-Brasilia 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-Brasilia 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 Brasilia

Have a flexible travel schedule? Discover the best time to fly to Brasilia 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.

Reviews of airlines servicing Brasilia

Get insights into the airlines that provide service to Brasilia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Brasilia. Reviews last updated August 11, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Brasilia, such as Copa Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,558 reviews

Entertainment

6.8

Crew

8.1

Overall

7.6

Food

6.9

Boarding

7.8

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2026

BOS - PTY

Airline was delayed 1 hour, that made my layover flight be missed, gave wrong information about gates, they closed the gates in my face, rebooked me, and had business class, and rebooked me not business class
Copa Airlines
7.6
Good
1,558 reviews
Copa Airlines
7.6
Good
1,558 reviews

Entertainment

6.8

Crew

8.1

Overall

7.6

Food

6.9

Boarding

7.8

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2026

BOS - PTY

Airline was delayed 1 hour, that made my layover flight be missed, gave wrong information about gates, they closed the gates in my face, rebooked me, and had business class, and rebooked me not business class

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Brasilia. 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 Brasilia from Washington, D.C. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl to Brasilia, you will be flying into Brasilia. Brasilia (BSB) is just 5.8 mi from the center of the city. Brasilia is the only Brasilia airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 1 airline has flights to Brasilia from Washington, D.C. Dulles Intl on a regular basis.

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

    For as low as $624, GOL can have you in Brasilia from Washington, D.C. Dulles Intl Airport in 22h 55m. Airlines will cover a distance of 4238 mi.

  • What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Brasilia round-trip?

    Copa Airlines, at $325, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Brasilia..

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Brasilia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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.

Top airline flying from Dulles Intl to Brasilia

Discover the top airline that operate flights from Dulles Intl to Brasilia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$325Average$751FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.