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$665+ Cheap flights from Dulles Intl (IAD) to Brasilia (BSB)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BSB
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
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Cheap 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 agosto 14, 2025.

Round-trip from

$665
(Mytrip)

Popular in

February

Cheapest in

September

Average price

$783
From Washington, D.C. Dulles Intl to Brasilia
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Highest demand for flights based on searches. 7% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 agosto 14, 2025.

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/263:20 pmIAD - BSB
2 stops18h 15mMultiple Airlines
vie. 10/39:40 pmBSB - IAD
2 stops17h 20mMultiple Airlines
Deal found 8/11$665
This Mytrip deal was found by Cheapflights users on 8/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/274:05 amIAD - BSB
3 stops29h 30mMultiple Airlines
sáb. 10/49:05 pmBSB - IAD
2 stops17h 55mMultiple Airlines
Deal found 8/13$677
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.
vie. 9/267:00 amIAD - BSB
1 stop22h 40mAvianca
vie. 10/39:40 pmBSB - IAD
2 stops17h 20mAvianca
Deal found 8/11$679
This Trip.com deal was found by Cheapflights users on 8/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/13:20 pmIAD - BSB
2 stops27h 05mMultiple Airlines
sáb. 10/184:50 amBSB - IAD
2 stops25h 45mMultiple Airlines
Deal found 8/14$685
This Avianca deal was found by Cheapflights users on 8/13. 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.
dom. 11/162:35 pmIAD - BSB
1 stop14h 35mAvianca
dom. 11/238:50 amBSB - IAD
1 stop21h 35mAvianca
Deal found 8/13$686
This Avianca deal was found by Cheapflights users on 8/14. 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.
dom. 9/283:20 pmIAD - BSB
1 stop14h 20mAvianca
dom. 10/58:50 amBSB - IAD
1 stop21h 45mAvianca
Deal found 8/14$690
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/95:45 amIAD - BSB
3 stops27h 50mMultiple Airlines
mar. 9/166:20 pmBSB - IAD
2 stops20h 40mMultiple Airlines
Deal found 8/11$695
This Trip.com deal was found by Cheapflights users on 8/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/17:00 amIAD - BSB
1 stop22h 40mAvianca
vie. 10/38:50 amBSB - IAD
1 stop30h 10mAvianca
Deal found 8/12$699
This Trip.com deal was found by Cheapflights users on 8/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/177:00 amIAD - BSB
1 stop22h 40mAvianca
vie. 10/248:50 amBSB - IAD
1 stop30h 10mAvianca
Deal found 8/14$700
This Copa Airlines deal was found by Cheapflights users on 8/14. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/89:35 amIAD - BSB
1 stop13h 45mCopa Airlines
dom. 9/141:55 amBSB - IAD
1 stop14h 10mCopa Airlines
Deal found 8/14$704

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 agosto 14, 2025.
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

Dulles Intl

Fly to

Brasilia

Route

Depart

Return

Price

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

vie. 9/26

3:20 pm-10:35 am

2 stops18h 15m

Brasilia

vie. 10/3

9:40 pm-2:00 pm

2 stops17h 20m

$665

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

sáb. 9/27

4:05 am-10:35 am

3 stops29h 30m

Brasilia

sáb. 10/4

9:05 pm-2:00 pm

2 stops17h 55m

$677

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

vie. 9/26

7:00 am-6:40 am

1 stop22h 40m

Brasilia

vie. 10/3

9:40 pm-2:00 pm

2 stops17h 20m

$679

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

mié. 10/1

3:20 pm-7:25 pm

2 stops27h 05m

Brasilia

sáb. 10/18

4:50 am-5:35 am

2 stops25h 45m

$685

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

dom. 11/16

2:35 pm-7:10 am

1 stop14h 35m

Brasilia

dom. 11/23

8:50 am-4:25 am

1 stop21h 35m

$686

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

dom. 9/28

3:20 pm-6:40 am

1 stop14h 20m

Brasilia

dom. 10/5

8:50 am-5:35 am

1 stop21h 45m

$690

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

mar. 9/9

5:45 am-10:35 am

3 stops27h 50m

Brasilia

mar. 9/16

6:20 pm-2:00 pm

2 stops20h 40m

$695

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

mié. 10/1

7:00 am-6:40 am

1 stop22h 40m

Brasilia

vie. 10/3

8:50 am-2:00 pm

1 stop30h 10m

$699

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

mié. 11/12

5:45 am-7:10 am

1 stop23h 25m

Brasilia

mié. 11/19

8:50 am-1:15 pm

1 stop30h 25m

$700

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

vie. 10/17

7:00 am-6:40 am

1 stop22h 40m

Brasilia

vie. 10/24

8:50 am-2:00 pm

1 stop30h 10m

$700

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

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 agosto 14, 2025.
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
7.5
Good
1,509 reviews

Crew

8.1

Boarding

7.8

Food

6.8

Comfort

7.4

Entertainment

6.8

Overall

7.5

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
Copa Airlines
7.5
Good
1,509 reviews
Copa Airlines
7.5
Good
1,509 reviews

Crew

8.1

Boarding

7.8

Food

6.8

Comfort

7.4

Entertainment

6.8

Overall

7.5

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.

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.

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

    Copa Airlines, at $561, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Brasilia.. Copa Airlines is currently priced 29% below the average price you’ll pay for this route.

  • 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.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Brasilia?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Brasilia (average of $671). Flying from Washington, D.C. Dulles Intl Airport to Brasilia in December is currently the most expensive (average of $1,102). 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

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Alternative routes for Dulles Intl to Brasilia

See prices for flight routes from nearby airports that may be better suited for you.
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Reagan-National to Brasilia flights

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 agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$561Average$689FlexibilityNo cancel feeOn-time70%

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