HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Brazil

$282+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — GRU
Aug 7 — Aug 141
Fri 8/7
Fri 8/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Brazil 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 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 July 8, 2026.

This LATAM Airlines deal was found by Cheapflights users on 7/3. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:09 pm
IAD
-
GIG
1 stop15h 06m
LATAM Airlines
Wed 9/167:10 am
GIG
-
IAD
2 stops18h 30m
LATAM Airlines
Deal found 7/3$654
This Delta deal was found by Cheapflights users on 7/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:12 pm
IAD
-
GIG
1 stop15h 03m
Delta
Thu 10/297:10 am
GIG
-
IAD
2 stops18h 21m
Delta
Deal found 7/5$655
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:05 am
IAD
-
GIG
2 stops30h 55m
Multiple Airlines
Fri 9/1810:30 am
GIG
-
IAD
1 stop15h 02m
Multiple Airlines
Deal found 7/3$657
This American Airlines deal was found by Cheapflights users on 7/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:33 am
IAD
-
GIG
2 stops24h 47m
American Airlines
Sun 8/2310:10 pm
GIG
-
IAD
2 stops23h 46m
American Airlines
Deal found 7/7$659
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/304:34 pm
IAD
-
GIG
1 stop14h 06m
Copa Airlines
Fri 10/210:30 am
GIG
-
IAD
1 stop15h 02m
Copa Airlines
Deal found 7/3$660
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:25 am
IAD
-
GIG
1 stop21h 00m
Copa Airlines
Wed 9/1610:30 am
GIG
-
IAD
1 stop15h 02m
Copa Airlines
Deal found 7/3$661
This Copa Airlines deal was found by Cheapflights users on 7/6. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/122:25 am
IAD
-
GIG
1 stop28h 15m
Copa Airlines
Mon 8/241:25 am
GIG
-
IAD
1 stop24h 08m
Copa Airlines
Deal found 7/6$662
This Trip.com deal was found by Cheapflights users on 7/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:50 am
IAD
-
GIG
1 stop16h 40m
GOL
Wed 9/167:20 am
GIG
-
IAD
1 stop31h 55m
GOL
Deal found 7/7$663
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Fri 10/2310:18 pm
IAD
-
GIG
1 stop34h 17m
United Airlines
Tue 11/39:55 pm
GIG
-
IAD
1 stop24h 53m
United Airlines
Deal found 7/5$664
This American Airlines deal was found by Cheapflights users on 7/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:57 am
IAD
-
GIG
2 stops23h 23m
American Airlines
Fri 8/2810:10 pm
GIG
-
IAD
2 stops23h 46m
American Airlines
Deal found 7/7$665
This eDestinos deal was found by Cheapflights users on 7/7. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:50 am
IAD
-
GIG
1 stop31h 45m
GOL
Sun 9/67:20 am
GIG
-
IAD
1 stop31h 55m
GOL
Deal found 7/7$666
This GOL deal was found by Cheapflights users on 7/3. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/43:35 pm
IAD
-
GIG
1 stop31h 55m
GOL
Sat 9/127:20 am
GIG
-
IAD
1 stop31h 55m
GOL
Deal found 7/3$667

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 July 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$654
(LATAM Airlines)

One-way from

$282
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$934

Good round-trip deal

$872 or less

Good one-way deal

$420 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. 4% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 8, 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

Mon 8/17

4:34 pm-12:25 am

1 stop30h 51m

Rio de Janeiro–Galeão Intl

Wed 8/26

10:30 am-12:33 am

1 stop15h 03m

$662

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

Fri 9/18

4:34 pm-12:45 am

1 stop31h 11m

Brasilia

Fri 9/25

2:00 am-12:32 am

1 stop23h 32m

$720

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

Mon 10/12

4:34 pm-12:45 am

1 stop31h 11m

Brasilia

Tue 10/20

2:00 am-12:32 am

1 stop23h 32m

$720

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

Wed 9/9

9:35 am-12:45 am

1 stop14h 10m

Brasilia

Tue 9/15

2:00 am-3:04 pm

1 stop14h 04m

$720

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

Sun 8/16

6:26 am-12:45 am

1 stop17h 19m

Brasilia

Thu 8/20

2:00 am-4:21 am

1 stop27h 21m

$740

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

Fri 10/23

2:25 am-12:45 am

1 stop21h 20m

Brasilia

Fri 10/30

1:55 am-4:15 am

1 stop27h 20m

$740

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

Thu 9/10

3:15 pm-9:10 am

2 stops16h 55m

Brasilia

Mon 9/14

3:00 pm-11:45 am

2 stops21h 45m

$743

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

Thu 9/10

3:15 pm-9:10 am

2 stops16h 55m

Brasilia

Tue 9/15

7:10 pm-2:12 pm

2 stops20h 02m

$743

Washington, D.C.Sao Paulo

IAD - VCP

IADVCP

Washington, D.C. Dulles Intl

Fri 9/25

6:46 pm-5:55 pm

1 stop22h 09m

Sao Paulo Viracopos

Tue 9/29

10:40 pm-8:21 pm

1 stop22h 41m

$761

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Thu 9/10

8:31 am-8:15 am

1 stop22h 44m

Rio de Janeiro–Galeão Intl

Mon 9/14

9:05 pm-11:28 am

1 stop15h 23m

$789

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
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 July 8, 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 July 8, 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 52 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 July 8, 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
7.6
Good
1,566 reviews

Boarding

7.8

Crew

8.1

Entertainment

6.8

Food

6.9

Comfort

7.4

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
Copa Airlines
7.6
Good
1,566 reviews
Copa Airlines
7.6
Good
1,566 reviews

Boarding

7.8

Crew

8.1

Entertainment

6.8

Food

6.9

Comfort

7.4

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
LATAM Airlines
7.4
Good
1,949 reviews
Copa Airlines
7.6
Good
1,566 reviews

Boarding

7.8

Crew

8.1

Entertainment

6.8

Food

6.9

Comfort

7.4

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
United Airlines
7.4
Good
9,945 reviews
Copa Airlines
7.6
Good
1,566 reviews

Boarding

7.8

Crew

8.1

Entertainment

6.8

Food

6.9

Comfort

7.4

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
GOL
7.3
Good
1,254 reviews
Copa Airlines
7.6
Good
1,566 reviews

Boarding

7.8

Crew

8.1

Entertainment

6.8

Food

6.9

Comfort

7.4

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.
Avianca
6.5
Okay
2,522 reviews
Copa Airlines
7.6
Good
1,566 reviews

Boarding

7.8

Crew

8.1

Entertainment

6.8

Food

6.9

Comfort

7.4

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Katerine,Mar 2026

LAX - PTY

Really i was expecting be more friendly with family’s, more when you travel with a infant. We expected like a priority to boarding or be friendly with the spots on the aeroplane.

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 13h 13m. Fly via Copa Airlines, United Airlines, or Azul to get the fastest option. There are 4705 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 $180 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 - Sao Paulo Guarulhos Intl or Washington, D.C. Dulles Intl - Rio de Janeiro Santos Dumont, 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 $1,203 for a flight from Washington, D.C. Dulles Intl Airport to Brazil. The cheapest flight overall is $400 while the most popular route, (Washington, D.C. Dulles Intl - Rio de Janeiro–Galeão Intl) is currently priced at $596.

  • 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

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 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 July 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$200Average$735FlexibilityNo cancel feeOn-time70%
DeltaCheapest$265Average$791FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$270Average$792FlexibilityNo cancel feeOn-time71%
GOLCheapest$341Average$709FlexibilityNo cancel feeOn-time74%
LATAM AirlinesCheapest$499Average$745FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$584Average$895FlexibilityNo cancel feeOn-time69%

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.