HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Rio de Janeiro

$194+ Cheap flights from Dulles Intl (IAD) to Rio de Janeiro, Brazil (RIO)

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — RIO
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Rio de Janeiro 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.

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Rio de Janeiro are usually found in October or November, booked 8 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Dulles Intl to Rio de Janeiro

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Rio de Janeiro (RIO). 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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$445
(GOL)

One-way from

$194
(GOL)

Popular in

December

Cheapest in

October

Average price

$686
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Rio de Janeiro (RIO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Rio de Janeiro (RIO) flights.
Search Deals
From Washington, D.C. Dulles Intl to Rio de Janeiro (RIO)
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Rio de Janeiro (RIO)
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($211 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($73 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Dulles Intl to Rio de Janeiro

Cheapest flights from Dulles Intl to Rio de Janeiro
Explore the most affordable flight options available from Dulles Intl to Rio de Janeiro. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This GOL deal was found by Cheapflights users on 4/16. 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 5/103:25 pmIAD - GIG
1 stop32h 00mGOL
Sun 5/189:40 pmGIG - IAD
2 stops41h 20mGOL
Deal found 4/16$445
This MaxMilhas deal was found by Cheapflights users on 4/17. 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 MaxMilhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/17:00 amIAD - GIG
1 stop16h 25mMultiple Airlines
Sun 6/89:40 pmGIG - IAD
2 stops17h 20mMultiple Airlines
Deal found 4/17$469
This Priceline deal was found by Cheapflights users on 4/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/111:05 amIAD - GIG
2 stops22h 20mAvianca
Wed 8/271:30 amGIG - IAD
1 stop13h 30mAvianca
Deal found 4/15$523
This Copa Airlines deal was found by Cheapflights users on 4/16. 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.
Sun 8/104:34 pmIAD - GIG
1 stop14h 26mCopa Airlines
Mon 8/2510:05 amGIG - IAD
1 stop19h 15mCopa Airlines
Deal found 4/16$559
This Delta deal was found by Cheapflights users on 4/17. 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.
Tue 10/2810:05 amIAD - GIG
1 stop20h 15mDelta
Fri 11/149:30 pmGIG - IAD
1 stop16h 27mDelta
Deal found 4/17$575
This LATAM Airlines deal was found by Cheapflights users on 4/17. 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.
Tue 10/2812:30 pmIAD - GIG
2 stops17h 50mLATAM Airlines
Sat 11/157:00 amGIG - IAD
2 stops19h 07mLATAM Airlines
Deal found 4/17$579
This Air Canada deal was found by Cheapflights users on 4/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/52:25 pmIAD - SDU
2 stops24h 25mAir Canada
Wed 5/217:55 amSDU - IAD
2 stops28h 19mAir Canada
Deal found 4/17$581
This Air Canada deal was found by Cheapflights users on 4/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/123:27 pmIAD - GIG
2 stops22h 38mAir Canada
Mon 5/195:00 pmGIG - IAD
2 stops21h 41mAir Canada
Deal found 4/17$588
This United Airlines deal was found by Cheapflights users on 4/17. 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 10/2610:06 pmIAD - GIG
1 stop34h 29mUnited Airlines
Thu 11/139:55 pmGIG - IAD
1 stop26h 41mUnited Airlines
Deal found 4/17$634
This KAYAK deal was found by Cheapflights users on 4/16. 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.
Tue 10/283:00 pmIAD - SDU
2 stops17h 05mLATAM Airlines
Sun 11/28:20 pmSDU - IAD
2 stops17h 30mLATAM Airlines
Deal found 4/16$634
This Orbitz deal was found by Cheapflights users on 4/16. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/263:25 pmIAD - SDU
2 stops18h 15mMultiple Airlines
Fri 5/306:00 amSDU - IAD
2 stops24h 35mMultiple Airlines
Deal found 4/16$700
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Mon 5/1210:35 pmIAD - SDU
1 stop16h 15mUnited Airlines
Mon 5/191:05 pmSDU - IAD
1 stop18h 20mUnited Airlines
Deal found 4/16$713

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Rio de Janeiro 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 April 17, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro that are best for you.

Fly from

Dulles Intl

Fly to

Rio de Janeiro

Route

Depart

Return

Price

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Sat 5/10

3:25 pm-12:25 am

1 stop32h 00m

Rio de Janeiro–Galeão Intl

Sun 5/18

9:40 pm-2:00 pm

2 stops41h 20m

$445

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Sun 6/1

7:00 am-12:25 am

1 stop16h 25m

Rio de Janeiro–Galeão Intl

Sun 6/8

9:40 pm-2:00 pm

2 stops17h 20m

$469

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Mon 5/5

5:45 am-12:25 am

2 stops17h 40m

Rio de Janeiro–Galeão Intl

Wed 5/21

7:25 am-5:35 am

1 stop23h 10m

$524

Washington, D.C.Rio de Janeiro

IAD - SDU

IADSDU

Washington, D.C. Dulles Intl

Mon 5/5

2:25 pm-3:50 pm

2 stops24h 25m

Rio de Janeiro Santos Dumont

Wed 5/21

7:55 am-11:14 am

2 stops28h 19m

$581

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Mon 6/2

12:39 pm-9:35 am

2 stops19h 56m

Rio de Janeiro–Galeão Intl

Sat 6/7

6:05 am-11:35 pm

2 stops18h 30m

$585

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Mon 5/12

3:27 pm-3:05 pm

2 stops22h 38m

Rio de Janeiro–Galeão Intl

Mon 5/19

5:00 pm-1:41 pm

2 stops21h 41m

$588

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Sun 5/4

2:21 am-12:15 am

1 stop20h 54m

Rio de Janeiro–Galeão Intl

Wed 5/21

10:00 am-4:20 am

1 stop19h 20m

$637

Washington, D.C.Rio de Janeiro

IAD - SDU

IADSDU

Washington, D.C. Dulles Intl

Mon 6/9

5:29 pm-2:00 pm

2 stops19h 31m

Rio de Janeiro Santos Dumont

Fri 6/20

2:20 pm-11:59 am

2 stops22h 39m

$639

Washington, D.C.Rio de Janeiro

IAD - SDU

IADSDU

Washington, D.C. Dulles Intl

Mon 5/26

3:25 pm-10:40 am

2 stops18h 15m

Rio de Janeiro Santos Dumont

Fri 5/30

6:00 am-5:35 am

2 stops24h 35m

$700

Washington, D.C.Rio de Janeiro

IAD - SDU

IADSDU

Washington, D.C. Dulles Intl

Mon 5/12

10:35 pm-3:50 pm

1 stop16h 15m

Rio de Janeiro Santos Dumont

Mon 5/19

1:05 pm-6:25 am

1 stop18h 20m

$713

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 22 results
1
2
3

Compare providers for flights from Dulles Intl to Rio de Janeiro

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 Rio de Janeiro in April.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars

*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-Rio de Janeiro flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C. Dulles Intl Airport-Rio de Janeiro flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Rio de Janeiro 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-Rio de Janeiro flights, Cheapflights users trust AranGrant the most. AranGrant 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-Rio de Janeiro 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 Rio de Janeiro

Have a flexible travel schedule? Discover the best time to fly to Rio de Janeiro 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 Rio de Janeiro

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Rio de Janeiro. Price data was last updated on April 11, 2025.

The best time to book flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro is 8 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.

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Rio de Janeiro (average of $755). Flying from Washington, D.C. Dulles Intl Airport to Rio de Janeiro in December is currently the most expensive (average of $1,290). 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 RIO?

Find hourly flight availability from Dulles Intl to Rio de Janeiro. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Rio de Janeiro, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 16% versus a flight at noon.

Rainfall in Rio de Janeiro by month

Plan your trip to Rio de Janeiro by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Rio de Janeiro ranges from 1.6 - 5.1 inches per month. January is typically the wettest month, when rainfall can reach 5.1 in. July is typically the driest time to visit Rio de Janeiro when rainfall is around 1.6 in.

Temperature in Rio de Janeiro by month

Plan your trip to Rio de Janeiro by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Rio de Janeiro, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Rio de Janeiro

Get insights into the airlines that provide service to Rio de Janeiro. 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 Rio de Janeiro. Reviews last updated April 17, 2025.
To help decide which airline to fly from Washington, D.C. to Rio de Janeiro, see what other customers have to say about Azul, Delta and Copa Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Azul
8.0
Very good
774 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.1

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
Azul
8.0
Very good
774 reviews
Azul
8.0
Very good
774 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.1

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
Delta
8.0
Very good
7,917 reviews
Azul
8.0
Very good
774 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.1

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
Copa Airlines
7.6
Good
1,409 reviews
Azul
8.0
Very good
774 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.1

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
LATAM Airlines
7.5
Good
1,761 reviews
Azul
8.0
Very good
774 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.1

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
United Airlines
7.4
Good
8,667 reviews
Azul
8.0
Very good
774 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.1

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

Related info for your journey

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

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Rio de Janeiro round-trip?

    Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro round-trip from $445. Other airlines that can offer you cheap pricing are Avianca, from $524, and Air Canada, from $579. Users have found that GOL is 46% cheaper than the other options available to this destination.

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

    For one-way options, check prices for GOL. According to our data, you can fly for as low as $194. Users have also found prices from $271 and $273 on Copa Airlines and Avianca, respectively.

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

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

  • How can I find direct flights from Dulles Intl to Rio de Janeiro?

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

  • Can I find deals for business class flights from Dulles Intl to Rio de Janeiro?

    Yes. Cheapflights offers flight deals from Dulles Intl to Rio de Janeiro 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 Rio de Janeiro?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Rio de Janeiro (average of $755). Flying from Washington, D.C. Dulles Intl Airport to Rio de Janeiro in December is currently the most expensive (average of $1,290). 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.

Alternative routes for Dulles Intl to Rio de Janeiro

See prices for flight routes from nearby airports that may be better suited for you.
Baltimore to Rio de Janeiro–Galeão Intl flights
Dulles Intl to Rio de Janeiro–Galeão Intl flights
Reagan-National to Rio de Janeiro–Galeão Intl flights
Dulles Intl to Santos Dumont flights

Top 5 airlines flying from Dulles Intl to Rio de Janeiro

Discover the top 5 airlines that operate flights from Dulles Intl to Rio de Janeiro. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
GOLCheapest$423Average$506FlexibilityNo cancel feeOn-time74%
AviancaCheapest$476Average$690FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$562Average$838FlexibilityNo cancel feeOn-time70%
DeltaCheapest$574Average$1,143FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$627Average$1,097FlexibilityNo cancel feeOn-time81%

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.