Rio de Janeiro

$256+ 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — RIO
nov. 26 — déc. 31
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1. Tell us where you want to go

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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 May, booked 85 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 octobre 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$525
(flugladen.de)

One-way from

$256
(Copa Airlines)

Popular in

December

Cheapest in

October

Average price

$558
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Rio de Janeiro (RIO) flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Rio de Janeiro (RIO) flights.
From Washington, D.C. Dulles Intl to Rio de Janeiro (RIO)
One-way flight from Washington, D.C. Dulles Intl to Rio de Janeiro (RIO)
Highest demand for flights based on searches. 24% potential increase in price ($228 potential increase over avg. RT price).
Cheapest flight prices on average. 8% potential price decrease ($58 potential savings vs. average RT price).
Average for round-trip flights in October 2025

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 octobre 27, 2025.

This Copa Airlines deal was found by Cheapflights users on 10/27. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/284:41 pmIAD - GIG
1 stop14h 14mCopa Airlines
dim. 11/21:30 amGIG - IAD
1 stop24h 03mCopa Airlines
Deal found 10/27$530
This Orbitz deal was found by Cheapflights users on 10/26. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/303:33 pmIAD - GIG
1 stop14h 47mMultiple Airlines
sam. 11/17:30 amGIG - IAD
1 stop22h 55mMultiple Airlines
Deal found 10/26$540
This United Airlines deal was found by Cheapflights users on 10/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/48:30 amIAD - GIG
1 stop23h 05mUnited Airlines
mer. 11/129:55 pmGIG - IAD
1 stop24h 56mUnited Airlines
Deal found 10/27$542
This KAYAK deal was found by Cheapflights users on 10/25. 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.
mar. 10/2812:09 pmIAD - GIG
2 stops18h 11mLATAM Airlines
dim. 11/29:30 pmGIG - IAD
1 stop23h 09mLATAM Airlines
Deal found 10/25$547
This Delta deal was found by Cheapflights users on 10/26. 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.
mar. 10/283:33 pmIAD - GIG
1 stop14h 47mDelta
dim. 11/99:30 pmGIG - IAD
1 stop28h 46mDelta
Deal found 10/26$548
This KAYAK deal was found by Cheapflights users on 10/25. 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.
mar. 11/257:01 amIAD - GIG
2 stops24h 24mLATAM Airlines
ven. 12/57:15 amGIG - IAD
2 stops37h 06mLATAM Airlines
Deal found 10/25$549
This Copa Airlines deal was found by Cheapflights users on 10/27. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 10/292:25 amIAD - GIG
1 stop21h 00mCopa Airlines
dim. 11/21:30 amGIG - IAD
1 stop24h 03mCopa Airlines
Deal found 10/27$550
This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/279:19 amIAD - GIG
2 stops23h 56mAmerican Airlines
lun. 11/310:15 pmGIG - IAD
2 stops20h 34mAmerican Airlines
Deal found 10/26$559
This FlightHub deal was found by Cheapflights users on 10/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 10/297:59 pmIAD - GIG
2 stops34h 21mLATAM Airlines
dim. 11/29:30 pmGIG - IAD
1 stop23h 09mLATAM Airlines
Deal found 10/27$560
This CheapOair deal was found by Cheapflights users on 10/25. 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.
mar. 10/283:33 pmIAD - GIG
1 stop14h 47mMultiple Airlines
lun. 11/37:45 pmGIG - IAD
2 stops43h 30mMultiple Airlines
Deal found 10/25$561
This Expedia deal was found by Cheapflights users on 10/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/125:45 amIAD - GIG
2 stops23h 10mMultiple Airlines
ven. 11/219:30 pmGIG - IAD
1 stop14h 43mMultiple Airlines
Deal found 10/27$562
This Copa Airlines deal was found by Cheapflights users on 10/26. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 10/299:34 amIAD - GIG
1 stop13h 51mCopa Airlines
mer. 11/59:55 amGIG - IAD
1 stop15h 38mCopa Airlines
Deal found 10/26$570

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 octobre 27, 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

lun. 3/16

2:18 am-12:30 am

1 stop21h 12m

Rio de Janeiro–Galeão Intl

mar. 3/24

10:10 am-4:15 am

1 stop19h 05m

$530

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

dim. 3/22

4:35 pm-8:00 am

1 stop14h 25m

Rio de Janeiro–Galeão Intl

ven. 3/27

5:10 am-12:32 am

1 stop20h 22m

$530

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

mar. 3/10

4:00 pm-7:20 am

1 stop14h 20m

Rio de Janeiro–Galeão Intl

mar. 3/17

5:40 pm-6:42 pm

2 stops26h 02m

$542

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

mar. 3/10

4:00 pm-7:20 am

1 stop14h 20m

Rio de Janeiro–Galeão Intl

mar. 3/24

10:55 pm-11:53 am

1 stop13h 58m

$542

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

lun. 3/16

12:30 pm-8:00 am

1 stop18h 30m

Rio de Janeiro–Galeão Intl

ven. 3/20

10:55 pm-7:12 pm

1 stop21h 17m

$542

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

mar. 3/10

10:05 am-7:20 am

1 stop20h 15m

Rio de Janeiro–Galeão Intl

ven. 3/20

10:55 pm-7:12 pm

1 stop21h 17m

$542

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

sam. 3/14

7:59 pm-8:00 am

1 stop35h 01m

Rio de Janeiro–Galeão Intl

mer. 3/18

7:15 am-12:07 am

2 stops17h 52m

$548

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

dim. 3/22

1:00 pm-7:20 am

1 stop17h 20m

Rio de Janeiro–Galeão Intl

ven. 3/27

6:45 am-12:07 am

2 stops18h 22m

$549

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

sam. 3/14

7:59 pm-11:40 pm

2 stops26h 41m

Rio de Janeiro–Galeão Intl

lun. 3/23

9:30 pm-12:00 pm

1 stop15h 30m

$549

Washington, D.C.Rio de Janeiro

IAD - GIG

IADGIG

Washington, D.C. Dulles Intl

lun. 11/10

12:55 pm-9:35 am

1 stop18h 40m

Rio de Janeiro–Galeão Intl

mar. 11/18

9:55 pm-11:28 am

1 stop15h 33m

$598

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Showing 1-10 of 38 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 October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-Rio de Janeiro flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 October 24, 2025.

The best time to book flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro is 85 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 $265). Flying from Washington, D.C. Dulles Intl Airport to Rio de Janeiro in January is currently the most expensive (average of $769). 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 octobre 27, 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 37% versus a flight at noon.

What’s the top layover airport for flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro?

Share of 1-stop round-trip flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro chosen by Cheapflights users in the past 12 months, using the same layover each way.

Atlanta (ATL) – chosen by Cheapflights users on 67% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Rio de Janeiro on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro?

Average round-trip fare for 1-stop flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of $804.

What’s the fastest layover option from Washington, D.C. Dulles Intl Airport to Rio de Janeiro?

Shortest average travel time for 1-stop one-way flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Atlanta (ATL) have the shortest average one-way travel time for 1-stop routes: 13h 45m.

Which airport typically offers the quickest layover for flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro?

Average layover duration for 1-stop one-way flights from Washington, D.C. Dulles Intl Airport to Rio de Janeiro, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Atlanta (ATL) offer the fastest connection on this route, with an average layover time of 1h 53m.

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 octobre 27, 2025.
Peruse reviews from past customers who have flown with Delta, Copa Airlines, and LATAM Airlines from Washington, D.C. Dulles Intl Airport to Rio de Janeiro to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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

    Airlines like Copa Airlines, Delta, and Air Canada fly from Washington, D.C. Dulles Intl Airport to Rio de Janeiro in about 14h 20m. The time it takes to get you to your destination can typically vary by up to 13h 05m. Washington, D.C. Dulles Intl Airport and Rio de Janeiro are separated by a distance of 4803 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $423. Other airlines that can offer you cheap pricing are Avianca, from $476, and Copa Airlines, from $487. Users have found that GOL is 40% 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 $256. Users have also found prices from $259 and $264 on United Airlines and American Airlines, 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 $265). Flying from Washington, D.C. Dulles Intl Airport to Rio de Janeiro in January is currently the most expensive (average of $769). 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.

Top 4 airlines flying from Dulles Intl to Rio de Janeiro

Discover the top 4 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 octobre 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
GOLCheapest$423Average$551FlexibilityNo cancel feeOn-time74%
AviancaCheapest$476Average$646FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$487Average$755FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$574Average$964FlexibilityNo cancel feeOn-time81%

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