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$299+ Cheap flights from Dulles Intl (IAD) to Brazil

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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — GRU
Jun 22 — Jun 291
Mon 6/22
Mon 6/29
1 adult, Economy
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Cheap flight deals from Dulles Intl to Brazil

Cheapest flights from Dulles Intl to Brazil
Explore the most affordable flight options available from Dulles Intl to Brazil. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 23, 2026.

This Copa Airlines deal was found by Cheapflights users on 5/18. 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.
Mon 9/142:25 am
IAD
-
POA
1 stop20h 55m
Copa Airlines
Sun 9/271:20 am
POA
-
IAD
1 stop28h 00m
Copa Airlines
Deal found 5/18$570
This eDestinos deal was found by Cheapflights users on 5/22. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/12:35 pm
IAD
-
GIG
1 stop32h 05m
GOL
Sat 11/71:45 am
GIG
-
IAD
1 stop13h 30m
GOL
Deal found 5/22$606
This American Airlines deal was found by Cheapflights users on 5/20. 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 10/2810:50 am
IAD
-
GIG
2 stops21h 35m
American Airlines
Wed 11/411:55 pm
GIG
-
IAD
2 stops26h 04m
American Airlines
Deal found 5/20$619
This LATAM Airlines deal was found by Cheapflights users on 5/19. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:30 pm
IAD
-
GIG
2 stops22h 05m
LATAM Airlines
Sun 10/257:35 pm
GIG
-
IAD
2 stops17h 17m
LATAM Airlines
Deal found 5/19$634
This GOL deal was found by Cheapflights users on 5/18. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:35 pm
IAD
-
GIG
1 stop23h 00m
GOL
Sun 8/307:20 am
GIG
-
IAD
1 stop23h 00m
GOL
Deal found 5/18$640
This Avianca deal was found by Cheapflights users on 5/22. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:10 am
IAD
-
GIG
2 stops19h 20m
Avianca
Thu 9/104:40 pm
GIG
-
IAD
1 stop13h 40m
Avianca
Deal found 5/22$642
This Copa Airlines deal was found by Cheapflights users on 5/18. 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.
Fri 11/271:12 am
IAD
-
GIG
1 stop24h 53m
Copa Airlines
Wed 12/95:10 am
GIG
-
IAD
1 stop24h 03m
Copa Airlines
Deal found 5/18$643
This GOL deal was found by Cheapflights users on 5/20. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:35 pm
IAD
-
GIG
1 stop13h 40m
GOL
Thu 8/271:35 am
GIG
-
IAD
1 stop13h 40m
GOL
Deal found 5/20$647
This Avianca deal was found by Cheapflights users on 5/22. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:10 am
IAD
-
GIG
2 stops19h 20m
Avianca
Thu 9/104:40 pm
GIG
-
IAD
1 stop13h 40m
Avianca
Deal found 5/22$652
This Copa Airlines deal was found by Cheapflights users on 5/21. 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.
Tue 11/33:25 pm
IAD
-
GIG
1 stop31h 05m
Copa Airlines
Mon 11/95:10 am
GIG
-
IAD
1 stop24h 03m
Copa Airlines
Deal found 5/21$653
This LATAM Airlines deal was found by Cheapflights users on 5/21. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/317:38 pm
IAD
-
GIG
1 stop13h 37m
LATAM Airlines
Tue 6/97:10 am
GIG
-
IAD
2 stops18h 34m
LATAM Airlines
Deal found 5/21$654
This Delta deal was found by Cheapflights users on 5/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:30 pm
IAD
-
GIG
1 stop19h 20m
Delta
Fri 12/49:05 pm
GIG
-
IAD
1 stop19h 36m
Delta
Deal found 5/21$655

Find flight deals from Dulles Intl to Brazil

Keep the following information in mind while searching for Dulles Intl to Brazil flight deals. Data was last updated May 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$570
(Copa Airlines)

One-way from

$299
(FlipMilhas)

Popular in

December

Cheapest in

March

Average price

$758

Good round-trip deal

$952 or less

Good one-way deal

$1,750 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Sao Paulo (SAO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Sao Paulo (SAO) flights.
Search Deals
From Washington, D.C. Dulles Intl to Brazil
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Brazil
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Brazil.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Brazil.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Brazil 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 May 23, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Brazil that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Wed 9/2

3:35 pm-6:15 am

1 stop13h 40m

Rio de Janeiro–Galeão Intl

Thu 9/10

4:40 pm-2:15 pm

1 stop22h 35m

$640

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Mon 9/7

3:35 pm-3:35 pm

1 stop23h 00m

Rio de Janeiro–Galeão Intl

Sat 9/12

7:20 am-2:15 pm

1 stop31h 55m

$640

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Wed 9/23

6:50 am-12:30 am

1 stop16h 40m

Rio de Janeiro–Galeão Intl

Wed 9/30

7:20 am-5:20 am

1 stop23h 00m

$640

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Thu 10/8

3:35 pm-3:35 pm

1 stop23h 00m

Rio de Janeiro–Galeão Intl

Tue 10/13

4:40 pm-2:15 pm

1 stop22h 35m

$640

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Mon 8/24

3:35 pm-3:35 pm

1 stop23h 00m

Rio de Janeiro–Galeão Intl

Sun 8/30

7:20 am-5:20 am

1 stop23h 00m

$640

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Thu 8/20

6:50 am-6:15 am

1 stop22h 25m

Rio de Janeiro–Galeão Intl

Sun 8/30

7:20 am-5:20 am

1 stop23h 00m

$640

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Wed 9/30

3:35 pm-6:15 am

1 stop13h 40m

Rio de Janeiro–Galeão Intl

Fri 10/9

7:20 am-5:20 am

1 stop23h 00m

$679

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Wed 7/8

5:46 pm-4:35 pm

2 stops21h 49m

Rio de Janeiro–Galeão Intl

Sun 7/12

7:25 pm-2:01 pm

2 stops43h 36m

$680

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Tue 5/26

2:21 am-12:20 am

1 stop20h 59m

Porto Alegre Salgado Filho

Tue 6/2

1:20 am-4:21 am

1 stop28h 01m

$720

Washington, D.C.Sao Paulo

IAD - GRU

IADGRU

Washington, D.C. Dulles Intl

Wed 7/8

10:30 pm-9:30 am

Nonstop10h 00m

Sao Paulo Guarulhos Intl

Wed 7/15

9:30 pm-6:25 am

Nonstop9h 55m

$772

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/21

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Dulles Intl to Brazil

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

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Brazil

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

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Brazil (average of $200). Flying from Washington, D.C. Dulles Intl Airport to Brazil in December is currently the most expensive (average of $569). 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.

What is the cheapest time of day to fly from IAD to BR?

Find hourly flight availability from Dulles Intl to Brazil. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 23, 2026.

When flying from Washington, D.C. Dulles Intl Airport to Brazil, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Brazil

Explore weekly flight availability from Dulles Intl to Brazil. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 23, 2026.

The most flights from IAD to BR0 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Brazil?

The best time to book flights from Washington, D.C. Dulles Intl Airport to Brazil is 48 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Brazil

Get insights into the airlines that provide service to Brazil. 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 Brazil. Reviews last updated May 23, 2026.
Read reviews from past customers who have flown Copa Airlines,LATAM Airlines, andUnited Airlines from Washington, D.C. Dulles Intl Airport to Brazil. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.5
Good
1,575 reviews

Food

6.9

Boarding

7.8

Comfort

7.4

Overall

7.5

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines
Copa Airlines
7.5
Good
1,575 reviews
Copa Airlines
7.5
Good
1,575 reviews

Food

6.9

Boarding

7.8

Comfort

7.4

Overall

7.5

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines
LATAM Airlines
7.4
Good
1,918 reviews
Copa Airlines
7.5
Good
1,575 reviews

Food

6.9

Boarding

7.8

Comfort

7.4

Overall

7.5

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines
United Airlines
7.4
Good
9,752 reviews
Copa Airlines
7.5
Good
1,575 reviews

Food

6.9

Boarding

7.8

Comfort

7.4

Overall

7.5

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines
GOL
7.3
Good
1,223 reviews
Copa Airlines
7.5
Good
1,575 reviews

Food

6.9

Boarding

7.8

Comfort

7.4

Overall

7.5

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines
Avianca
6.5
Okay
2,527 reviews
Copa Airlines
7.5
Good
1,575 reviews

Food

6.9

Boarding

7.8

Comfort

7.4

Overall

7.5

Crew

8.1

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines

Related info for your journey

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

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

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Brazil in 10h. Fly via GOL, Copa Airlines, or United Airlines to get the fastest option. There are 4749 mi between Washington, D.C. Dulles Intl Airport and Brazil. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Brazil one-way?

    For one-way options, check prices for Avianca. According to our data, you can fly for as low as $178. Users have also found prices from $203 and $276 on Copa Airlines and GOL, respectively.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Brazil?

    While some choose either Washington, D.C. Dulles Intl - Rio de Janeiro Santos Dumont or Washington, D.C. Dulles Intl - Sao Paulo Guarulhos Intl, Washington, D.C. Dulles Intl - Rio de Janeiro–Galeão Intl is the most popular route from Washington, D.C. Dulles Intl Airport to Brazil.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Brazil?

    On average you can expect to pay $1,421 for a flight from Washington, D.C. Dulles Intl Airport to Brazil. The cheapest flight overall is $666 while the most popular route, (Washington, D.C. Dulles Intl - Rio de Janeiro–Galeão Intl) is currently priced at $640.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Brazil 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 Brazil?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Brazil (average of $200). Flying from Washington, D.C. Dulles Intl Airport to Brazil in December is currently the most expensive (average of $569). 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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Top 6 airlines flying from Dulles Intl to Brazil

Discover the top 6 airlines that operate flights from Dulles Intl to Brazil. 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 May 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$200Average$714FlexibilityNo cancel feeOn-time70%
DeltaCheapest$265Average$791FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$304Average$692FlexibilityNo cancel feeOn-time71%
GOLCheapest$341Average$685FlexibilityNo cancel feeOn-time74%
LATAM AirlinesCheapest$499Average$756FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$584Average$836FlexibilityNo cancel feeOn-time69%

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