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Foz do Iguaçu

$792+ Cheap flights from Dulles Intl (IAD) to Foz do Iguaçu (IGU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — IGU
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Dulles Intl to Foz do Iguaçu

Cheapest flights from Dulles Intl to Foz do Iguaçu
Explore the most affordable flight options available from Dulles Intl to Foz do Iguaçu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Mytrip deal was found by Cheapflights users on 1/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/143:25 pm
IAD
-
IGU
3 stops31h 45m
Multiple Airlines
Fri 4/175:15 am
IGU
-
IAD
3 stops25h 05m
Multiple Airlines
Deal found 1/27$792
This Air Canada deal was found by Cheapflights users on 1/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:20 pm
IAD
-
IGU
2 stops28h 25m
Air Canada
Thu 10/2911:20 am
IGU
-
IAD
2 stops34h 06m
Air Canada
Deal found 1/25$955

Find flight deals from Dulles Intl to Foz do Iguaçu

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Foz do Iguaçu (IGU). 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Foz do Iguaçu Cataratas flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Foz do Iguaçu Cataratas flights.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Foz do Iguaçu 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 January 27, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu that are best for you.

Fly from

Dulles Intl

Fly to

Foz do Iguaçu

Route

Depart

Return

Price

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Tue 4/14

3:25 pm-12:10 am

3 stops31h 45m

Foz do Iguaçu Cataratas

Fri 4/17

5:15 am-5:20 am

3 stops25h 05m

$792

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Compare providers for flights from Dulles Intl to Foz do Iguaçu

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 Foz do Iguaçu in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice 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-Foz do Iguaçu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Foz do Iguaçu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Foz do Iguaçu 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-Foz do Iguaçu flights, Cheapflights users trust FlightHub the most. FlightHub 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-Foz do Iguaçu 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 Foz do Iguaçu

Have a flexible travel schedule? Discover the best time to fly to Foz do Iguaçu 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.

Related info for your journey

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

  • What airport do you fly into for flights to Foz do Iguaçu from Washington, D.C. Dulles Intl?

    Foz do Iguaçu Cataratas (IGU), located 7.1 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Dulles Intl to Foz do Iguaçu. 0 airlines have flights to Cataratas from Washington, D.C. Dulles Intl on a regular basis. Booking flights from Washington, D.C. Dulles Intl to Foz do Iguaçu Cataratas should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day.

  • Can I find deals for flights from Dulles Intl to Foz do Iguaçu that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Foz do Iguaçu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Foz do Iguaçu?

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

  • Can I find deals for business class flights from Dulles Intl to Foz do Iguaçu?

    Yes. Cheapflights offers flight deals from Dulles Intl to Foz do Iguaçu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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