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Rio de Janeiro

$265+ 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 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — RIO
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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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 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$445
(Priceline)

One-way from

$271
(Copa Airlines)

Popular in

December

Cheapest in

October

Average price

$672
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.
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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. 21% potential increase in price ($220 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($70 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 29, 2025.

This Priceline deal was found by Cheapflights users on 4/27. 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.
Thu 6/127:00 amIAD - GIG
1 stop16h 25mAvianca
Thu 6/197:25 amGIG - IAD
1 stop23h 10mAvianca
Deal found 4/27$445
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/127:00 amIAD - GIG
1 stop16h 25mMultiple Airlines
Thu 6/197:25 amGIG - IAD
1 stop31h 35mMultiple Airlines
Deal found 4/28$514
This Copa Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 10/284:31 pmIAD - GIG
1 stop14h 08mCopa Airlines
Mon 11/35:05 amGIG - IAD
1 stop24h 17mCopa Airlines
Deal found 4/29$559
This Justfly.com deal was found by Cheapflights users on 4/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/127:43 pmIAD - GIG
1 stop13h 32mLATAM Airlines
Tue 5/209:00 pmGIG - IAD
1 stop13h 14mLATAM Airlines
Deal found 4/28$575
This GOL deal was found by Cheapflights users on 4/28. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/123:25 pmIAD - GIG
1 stop13h 55mGOL
Wed 9/177:25 amGIG - IAD
1 stop31h 35mGOL
Deal found 4/28$580
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/114:00 pmIAD - GIG
1 stop15h 15mUnited Airlines
Sun 5/189:05 pmGIG - IAD
1 stop27h 53mUnited Airlines
Deal found 4/28$584
This KAYAK deal was found by Cheapflights users on 4/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/195:10 pmIAD - SDU
2 stops19h 30mLATAM Airlines
Thu 10/232:20 pmSDU - IAD
2 stops22h 30mLATAM Airlines
Deal found 4/29$593
This Gotogate deal was found by Cheapflights users on 4/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1510:25 amIAD - SDU
2 stops28h 25mMultiple Airlines
Mon 5/191:05 pmSDU - IAD
2 stops25h 36mMultiple Airlines
Deal found 4/28$616
This CheapOair deal was found by Cheapflights users on 4/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/119:45 amIAD - SDU
2 stops29h 05mAir Canada
Mon 5/197:55 amSDU - IAD
2 stops33h 24mAir Canada
Deal found 4/28$617
This CheapOair deal was found by Cheapflights users on 4/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2110:25 amIAD - GIG
2 stops27h 40mAir Canada
Tue 5/273:55 pmGIG - IAD
2 stops22h 46mAir Canada
Deal found 4/28$628
This United Airlines deal was found by Cheapflights users on 4/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2610:35 pmIAD - SDU
1 stop16h 15mUnited Airlines
Thu 6/51:00 pmSDU - IAD
1 stop18h 25mUnited Airlines
Deal found 4/28$713
This Gotogate deal was found by Cheapflights users on 4/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/203:25 pmIAD - SDU
2 stops18h 15mGOL
Sun 6/293:05 pmSDU - IAD
2 stops47h 55mGOL
Deal found 4/29$793

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 29, 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

Thu 6/12

7:00 am-12:25 am

1 stop16h 25m

Rio de Janeiro–Galeão Intl

Thu 6/19

7:25 am-5:35 am

1 stop23h 10m

$445

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Thu 6/12

7:00 am-12:25 am

1 stop16h 25m

Rio de Janeiro–Galeão Intl

Thu 6/19

7:25 am-2:00 pm

1 stop31h 35m

$514

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Tue 7/8

2:22 am-12:15 am

1 stop20h 53m

Rio de Janeiro–Galeão Intl

Tue 7/29

10:05 am-1:20 am

1 stop16h 15m

$559

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Mon 5/12

7:43 pm-10:15 am

1 stop13h 32m

Rio de Janeiro–Galeão Intl

Tue 5/20

9:00 pm-9:14 am

1 stop13h 14m

$575

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Wed 5/21

3:25 pm-12:25 am

1 stop32h 00m

Rio de Janeiro–Galeão Intl

Tue 5/27

7:25 am-2:00 pm

1 stop31h 35m

$580

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Sun 5/11

4:00 pm-8:15 am

1 stop15h 15m

Rio de Janeiro–Galeão Intl

Sun 5/18

9:05 pm-11:58 pm

1 stop27h 53m

$584

Washington, D.C.Rio de Janeiro

IAD - SDU

IADSDU

Washington, D.C. Dulles Intl

Thu 5/15

10:25 am-3:50 pm

2 stops28h 25m

Rio de Janeiro Santos Dumont

Mon 5/19

1:05 pm-1:41 pm

2 stops25h 36m

$616

Washington, D.C.Rio de Janeiro

IAD - SDU

IADSDU

Washington, D.C. Dulles Intl

Sun 5/11

9:45 am-3:50 pm

2 stops29h 05m

Rio de Janeiro Santos Dumont

Mon 5/19

7:55 am-4:19 pm

2 stops33h 24m

$617

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

Wed 5/21

10:25 am-3:05 pm

2 stops27h 40m

Rio de Janeiro–Galeão Intl

Tue 5/27

3:55 pm-1:41 pm

2 stops22h 46m

$628

Washington, D.C.Rio de Janeiro

IAD - SDU

IADSDU

Washington, D.C. Dulles Intl

Sun 6/1

5:40 pm-5:20 pm

2 stops22h 40m

Rio de Janeiro Santos Dumont

Sat 6/21

11:00 am-11:59 am

2 stops25h 59m

$645

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 26 results
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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 25, 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 29, 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 29, 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 LATAM Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Azul
8.0
Very good
777 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.1

Comfort

8.0

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
777 reviews
Azul
8.0
Very good
777 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.1

Comfort

8.0

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
7,929 reviews
Azul
8.0
Very good
777 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.1

Comfort

8.0

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
1,767 reviews
Azul
8.0
Very good
777 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.1

Comfort

8.0

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
7.5
Good
1,411 reviews
Azul
8.0
Very good
777 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.1

Comfort

8.0

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
8,696 reviews
Azul
8.0
Very good
777 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.1

Comfort

8.0

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 Copa Airlines, from $559, and LATAM Airlines, from $575. Users have found that Avianca is 44% 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 Copa Airlines. According to our data, you can fly for as low as $271. Users have also found prices from $272 and $291 on Avianca and GOL, 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

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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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
GOLCheapest$411Average$506FlexibilityNo cancel feeOn-time74%
AviancaCheapest$476Average$635FlexibilityNo 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%

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