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Cheap flights from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu from $910

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu departing on 9/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu

Cheap round-trip flights

Logo
3:20 pm - 7:40 pmIAD-IGU
27h 20m2 stops
Logo
10:20 am - 2:00 pmIGU-IAD
52h 40m2 stops
$910
Find Deal
Thu, Sep 18 - Sun, Sep 28
Copa Airlines Logo
2:25 am - 10:45 amIAD-IGU
31h 20m2 stops
Copa Airlines Logo
8:20 pm - 12:30 amIGU-IAD
29h 10m2 stops
$1,725Copa Airlines
Find Deal
Wed, Sep 17 - Sun, Sep 28

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated August 14, 2025.
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

Fly to

Route

Depart

Return

Price

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Thu 9/18

3:20 pm-7:40 pm

2 stops27h 20m

Foz do Iguaçu Cataratas

Sun 9/28

10:20 am-2:00 pm

2 stops52h 40m

$910

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Wed 9/17

2:25 am-10:45 am

2 stops31h 20m

Foz do Iguaçu Cataratas

Sun 9/28

8:20 pm-12:30 am

2 stops29h 10m

$1,725

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Foz do Iguaçu from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Foz do Iguaçu?

Our data shows that Tuesday is the least expensive day to fly to Foz do Iguaçu. Tickets to fly out on this day can be as low as $880. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,461. These prices are subject to change though, so be sure to set up a Price Alert for flights to Foz do Iguaçu.

What is the cheapest time of day to depart on your flight to Foz do Iguaçu?

According to our data, the cheapest time of day to fly to Foz do Iguaçu is at noon. momondo users have found flights departing from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu at noon for as low as $880. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Foz do Iguaçu are more costly in the afternoon, with an average ticket price of $1,142. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Foz do Iguaçu (IAD to IGU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu

Best Price Found

$910

Fastest flight time

27h 20m

Direct flights

None

Airports in Foz do Iguaçu

1 airport
The best flight deal from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu found on momondo in the last 72 hours is $910
The fastest flight from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu takes 27h 20m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu. Popular non-direct route for this connection is Washington, D.C. Dulles Intl Airport - Foz do Iguaçu Cataratas Airport.
There is 1 airport near Foz do Iguaçu: Foz do Iguaçu Cataratas (IGU)
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  • How far is Washington, D.C. Dulles Intl to Foz do Iguaçu Cataratas by plane?

    Foz do Iguaçu Cataratas is 4691.5 mi away from Washington, D.C. Dulles Intl. 27h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu Cataratas Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu Cataratas Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu Cataratas Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Foz do Iguaçu Cataratas Airport.

  • What documentation or ID do you need to fly to Foz do Iguaçu Cataratas Airport?

    The necessary travel and health documents for your Foz do Iguaçu Cataratas Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Foz do Iguaçu?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Foz do Iguaçu. momondo saves you time and could save you money on your trip.

Can I find flights from Washington, D.C. to Foz do Iguaçu with flexible booking policies on momondo?

Yes. All flights to Foz do Iguaçu from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Foz do Iguaçu?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Foz do Iguaçu.

I’m not ready to book a flight from Washington, D.C. to Foz do Iguaçu right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Foz do Iguaçu, momondo offers a useful price alert feature which will track prices for flights to Foz do Iguaçu from Washington, D.C. and alert you when they change.

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