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$311+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — GRU
Jul 31 — Aug 71
Fri 7/31
Fri 8/7
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 July 1, 2026.

This Copa Airlines deal was found by Cheapflights users on 6/28. 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 8/112:25 am
IAD
-
POA
1 stop20h 50m
Copa Airlines
Tue 8/251:15 am
POA
-
IAD
1 stop28h 06m
Copa Airlines
Deal found 6/28$650
This GOL deal was found by Cheapflights users on 7/1. 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.
Sat 11/285:50 am
IAD
-
GIG
1 stop22h 35m
GOL
Wed 12/94:50 pm
GIG
-
IAD
1 stop13h 40m
GOL
Deal found 7/1$650
This Delta deal was found by Cheapflights users on 6/26. 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.
Sun 8/3010:16 am
IAD
-
GIG
1 stop22h 59m
Delta
Tue 9/159:00 pm
GIG
-
IAD
1 stop13h 10m
Delta
Deal found 6/26$655
This American Airlines deal was found by Cheapflights users on 6/28. 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 6/28$658
This American Airlines deal was found by Cheapflights users on 6/28. 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.
Thu 8/137:57 am
IAD
-
GIG
2 stops23h 23m
American Airlines
Mon 8/2410:10 pm
GIG
-
IAD
2 stops23h 46m
American Airlines
Deal found 6/28$659
This LATAM Airlines deal was found by Cheapflights users on 6/26. 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 9/137:00 am
IAD
-
GIG
2 stops24h 55m
LATAM Airlines
Tue 9/227:10 am
GIG
-
IAD
2 stops18h 22m
LATAM Airlines
Deal found 6/26$661
This Copa Airlines deal was found by Cheapflights users on 6/29. 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 8/246:26 am
IAD
-
GIG
1 stop24h 14m
Copa Airlines
Sun 8/305:10 am
GIG
-
IAD
1 stop24h 11m
Copa Airlines
Deal found 6/29$662
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Sun 11/88:34 am
IAD
-
GIG
1 stop23h 01m
United Airlines
Tue 11/249:55 pm
GIG
-
IAD
1 stop26h 48m
United Airlines
Deal found 6/30$664
This Kiwi.com deal was found by Cheapflights users on 6/30. 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.
Fri 7/36:00 pm
IAD
-
GIG
1 stop15h 15m
Multiple Airlines
Fri 7/105:10 am
GIG
-
IAD
1 stop24h 11m
Multiple Airlines
Deal found 6/30$666
This GOL deal was found by Cheapflights users on 6/29. 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.
Thu 8/136:50 am
IAD
-
GIG
1 stop16h 40m
GOL
Sun 8/231:35 am
GIG
-
IAD
1 stop13h 40m
GOL
Deal found 6/29$667
This LATAM Airlines deal was found by Cheapflights users on 6/26. 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 9/131:00 pm
IAD
-
GIG
2 stops18h 55m
LATAM Airlines
Wed 9/239:00 am
GIG
-
IAD
2 stops27h 36m
LATAM Airlines
Deal found 6/26$668
This Delta deal was found by Cheapflights users on 6/30. 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.
Fri 9/48:28 am
IAD
-
GIG
1 stop24h 47m
Delta
Thu 9/109:00 pm
GIG
-
IAD
1 stop24h 15m
Delta
Deal found 6/30$669

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 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$650
(Copa Airlines)

One-way from

$311
(Copa Airlines)

Popular in

December

Cheapest in

March

Average price

$864

Good round-trip deal

$838 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. 5% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 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 1, 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

Sat 8/22

2:25 am-4:05 am

1 stop24h 40m

Rio de Janeiro–Galeão Intl

Sun 8/30

5:10 am-4:21 am

1 stop24h 11m

$662

Washington, D.C.Brasilia

IAD - BSB

IADBSB

Washington, D.C. Dulles Intl

Fri 9/18

9:35 am-12:45 am

1 stop14h 10m

Brasilia

Fri 9/25

2:00 am-4:20 am

1 stop27h 20m

$670

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Fri 8/14

3:35 pm-6:15 am

1 stop13h 40m

Rio de Janeiro–Galeão Intl

Sun 8/23

7:20 am-2:15 pm

1 stop31h 55m

$689

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Sun 8/16

6:50 am-12:30 am

1 stop16h 40m

Rio de Janeiro–Galeão Intl

Sun 8/23

7:20 am-5:20 am

1 stop23h 00m

$689

Washington, D.C.Porto Alegre

IAD - POA

IADPOA

Washington, D.C. Dulles Intl

Thu 9/10

2:25 am-12:20 am

1 stop20h 55m

Porto Alegre Salgado Filho

Thu 9/24

1:20 am-4:20 am

1 stop28h 00m

$690

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Sat 8/29

11:06 am-6:20 am

2 stops18h 14m

Rio de Janeiro–Galeão Intl

Mon 9/14

9:00 pm-9:10 am

1 stop13h 10m

$709

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Sun 7/5

6:25 am-12:25 am

1 stop17h 00m

Rio de Janeiro–Galeão Intl

Sat 7/25

10:20 am-4:21 am

1 stop19h 01m

$712

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Thu 8/20

2:25 am-12:25 am

1 stop21h 00m

Rio de Janeiro–Galeão Intl

Fri 8/28

10:30 am-12:33 am

1 stop15h 03m

$712

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Sun 7/5

6:25 am-4:05 am

1 stop20h 40m

Rio de Janeiro–Galeão Intl

Thu 7/23

1:30 am-4:21 am

1 stop27h 51m

$712

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Thu 8/13

6:50 am-12:30 am

1 stop16h 40m

Rio de Janeiro–Galeão Intl

Sun 8/23

1:35 am-2:15 pm

1 stop13h 40m

$750

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 60 resultsSorted by cheapest first
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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 1, 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 1, 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 1, 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
1,564 reviews

Food

6.9

Comfort

7.4

Entertainment

6.8

Overall

7.6

Boarding

7.8

Crew

8.1

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
1,564 reviews
Copa Airlines
7.6
Good
1,564 reviews

Food

6.9

Comfort

7.4

Entertainment

6.8

Overall

7.6

Boarding

7.8

Crew

8.1

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
1,944 reviews
Copa Airlines
7.6
Good
1,564 reviews

Food

6.9

Comfort

7.4

Entertainment

6.8

Overall

7.6

Boarding

7.8

Crew

8.1

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
9,909 reviews
Copa Airlines
7.6
Good
1,564 reviews

Food

6.9

Comfort

7.4

Entertainment

6.8

Overall

7.6

Boarding

7.8

Crew

8.1

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
1,252 reviews
Copa Airlines
7.6
Good
1,564 reviews

Food

6.9

Comfort

7.4

Entertainment

6.8

Overall

7.6

Boarding

7.8

Crew

8.1

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
2,515 reviews
Copa Airlines
7.6
Good
1,564 reviews

Food

6.9

Comfort

7.4

Entertainment

6.8

Overall

7.6

Boarding

7.8

Crew

8.1

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 40m. Fly via Copa Airlines, GOL, or Delta to get the fastest option. There are 4803 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 $230 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–Galeão Intl or Washington, D.C. Dulles Intl - Rio de Janeiro Santos Dumont, Washington, D.C. Dulles Intl - Sao Paulo Guarulhos 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 $1,155 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 - Sao Paulo Guarulhos Intl) is currently priced at $712.

  • 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 July 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$200Average$735FlexibilityNo cancel feeOn-time70%
DeltaCheapest$265Average$791FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$270Average$783FlexibilityNo cancel feeOn-time71%
GOLCheapest$341Average$708FlexibilityNo cancel feeOn-time74%
LATAM AirlinesCheapest$499Average$745FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$584Average$898FlexibilityNo cancel feeOn-time69%

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