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Foz do Iguaçu

$357+ Cheap flights from Dulles Intl (IAD) to Foz do Iguaçu (IGU)

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 3/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — IGU
Mar 20 — Mar 271
Fri 3/20
Fri 3/27
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 February 18, 2026.

This Trip.com deal was found by Cheapflights users on 2/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/23:35 pm
IAD
-
IGU
2 stops27h 35m
Multiple Airlines
Thu 4/911:20 am
IGU
-
IAD
2 stops19h 00m
Multiple Airlines
Deal found 2/16$762
This SmartFares deal was found by Cheapflights users on 2/15. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/96:50 am
IAD
-
IGU
2 stops36h 20m
GOL
Sun 4/1911:20 am
IGU
-
IAD
2 stops43h 00m
GOL
Deal found 2/15$858
This Mytrip deal was found by Cheapflights users on 2/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:50 am
IAD
-
IGU
2 stops40h 45m
GOL
Sat 7/2510:05 am
IGU
-
IAD
3 stops29h 10m
GOL
Deal found 2/17$872
This FlightHub deal was found by Cheapflights users on 2/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/143:35 pm
IAD
-
IGU
2 stops26h 10m
GOL
Thu 3/194:30 pm
IGU
-
IAD
2 stops22h 45m
GOL
Deal found 2/15$921
This Mytrip deal was found by Cheapflights users on 2/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/293:35 pm
IAD
-
IGU
2 stops27h 35m
GOL
Sat 4/411:20 am
IGU
-
IAD
2 stops43h 00m
GOL
Deal found 2/17$931
This Air Canada deal was found by Cheapflights users on 2/17. 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.
Tue 10/271:20 pm
IAD
-
IGU
2 stops28h 25m
Air Canada
Thu 10/2911:20 am
IGU
-
IAD
2 stops29h 26m
Air Canada
Deal found 2/17$965
This GOL deal was found by Cheapflights users on 2/15. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/272:35 pm
IAD
-
IGU
2 stops26h 10m
GOL
Fri 3/67:25 pm
IGU
-
IAD
2 stops19h 50m
GOL
Deal found 2/15$985
This Mytrip deal was found by Cheapflights users on 2/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/296:50 am
IAD
-
IGU
3 stops35h 30m
Multiple Airlines
Sat 4/47:40 pm
IGU
-
IAD
2 stops34h 40m
Multiple Airlines
Deal found 2/17$1,010
This Orbitz deal was found by Cheapflights users on 2/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/137:59 pm
IAD
-
IGU
2 stops40h 06m
LATAM Airlines
Sat 12/197:40 pm
IGU
-
IAD
2 stops40h 11m
LATAM Airlines
Deal found 2/15$1,043

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 February 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$762
(Trip.com)

One-way from

$357
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Foz do Iguaçu Cataratas flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Foz do Iguaçu Cataratas flights.
Search Deals
From Washington, D.C. Dulles Intl to Foz do Iguaçu Cataratas
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Foz do Iguaçu Cataratas
Search Deals

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 February 18, 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

Thu 4/2

3:35 pm-8:10 pm

2 stops27h 35m

Foz do Iguaçu Cataratas

Thu 4/9

11:20 am-5:20 am

2 stops19h 00m

$762

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Thu 4/9

6:50 am-8:10 pm

2 stops36h 20m

Foz do Iguaçu Cataratas

Sun 4/19

11:20 am-5:20 am

2 stops43h 00m

$858

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Sat 7/18

6:50 am-12:35 am

2 stops40h 45m

Foz do Iguaçu Cataratas

Sat 7/25

10:05 am-2:15 pm

3 stops29h 10m

$872

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Sat 3/14

3:35 pm-6:45 pm

2 stops26h 10m

Foz do Iguaçu Cataratas

Thu 3/19

4:30 pm-2:15 pm

2 stops22h 45m

$921

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Sun 3/29

3:35 pm-8:10 pm

2 stops27h 35m

Foz do Iguaçu Cataratas

Sat 4/4

11:20 am-5:20 am

2 stops43h 00m

$931

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Sun 3/29

6:50 am-7:20 pm

3 stops35h 30m

Foz do Iguaçu Cataratas

Sat 4/4

7:40 pm-5:20 am

2 stops34h 40m

$1,010

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Sat 3/14

11:30 pm-6:45 pm

1 stop18h 15m

Foz do Iguaçu Cataratas

Thu 3/19

5:50 am-6:40 am

1 stop25h 50m

$1,882

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Fri 4/3

3:35 pm-10:35 am

2 stops18h 00m

Foz do Iguaçu Cataratas

Fri 4/10

9:10 pm-2:15 pm

2 stops18h 05m

$3,983

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Sat 3/14

4:35 pm-12:05 am

2 stops54h 30m

$357

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Sun 6/7

4:00 pm-4:30 pm

2 stops23h 30m

$385

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/16

Showing 1-10 of 12 results
1
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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 February.
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.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu?

    GOL can get you from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu in just under 36h 20m. Your travel time can differ by up to . There are 4697 mi between Washington, D.C. Dulles Intl Airport and Foz do Iguaçu.

  • 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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