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Cheap flights from Washington, D.C. to Foz do Iguaçu from $507

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Foz do Iguaçu departing on 8/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Washington, D.C. to Foz do Iguaçu

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:50 am - 7:50 pm
IAD
-
IGU
36h 00m
2 stops
Multiple Airlines Logo
6:10 am - 2:15 pm
IGU
-
IAD
33h 05m
2 stops
$908Multiple Airlines
Tue, Sep 15 - Tue, Sep 22
Multiple Airlines Logo
3:35 pm - 7:50 pm
IAD
-
IGU
27h 15m
2 stops
Multiple Airlines Logo
6:10 am - 2:15 pm
IGU
-
IAD
33h 05m
2 stops
$950Multiple Airlines
Sun, Sep 13 - Sat, Sep 19
GOL Logo
6:50 am - 7:50 pm
IAD
-
IGU
36h 00m
2 stops
GOL Logo
7:20 pm - 2:15 pm
IGU
-
IAD
19h 55m
2 stops
$952GOL
Tue, Aug 4 - Tue, Aug 11
Multiple Airlines Logo
3:35 pm - 7:50 pm
IAD
-
IGU
27h 15m
2 stops
Multiple Airlines Logo
8:30 pm - 2:15 pm
IGU
-
IAD
42h 45m
2 stops
$957Multiple Airlines
Tue, Aug 18 - Tue, Aug 25
GOL Logo
6:50 am - 10:10 am
IAD
-
IGU
26h 20m
2 stops
GOL Logo
6:15 pm - 5:20 am
IGU
-
IAD
36h 05m
2 stops
$983GOL
Sun, Sep 13 - Sat, Sep 19
Avianca Logo
5:45 am - 12:35 am
IAD
-
IGU
40h 50m
2 stops
Avianca Logo
8:00 pm - 1:15 pm
IGU
-
IAD
43h 15m
2 stops
$998Avianca
Fri, Nov 13 - Mon, Nov 16
Avianca Logo
3:35 pm - 7:50 pm
IAD
-
IGU
51h 15m
2 stops
Avianca Logo
11:15 am - 5:20 am
IGU
-
IAD
43h 05m
2 stops
$999Avianca
Sun, Aug 2 - Sat, Aug 15
LATAM Airlines Logo
8:50 pm - 4:30 pm
DCA
-
IGU
18h 40m
2 stops
LATAM Airlines Logo
7:40 pm - 2:05 pm
IGU
-
DCA
19h 25m
2 stops
$1,090LATAM Airlines
Fri, Jul 3 - Mon, Jul 6
Air Canada Logo
9:40 am - 7:50 pm
DCA
-
IGU
33h 10m
2 stops
Air Canada Logo
11:20 am - 10:37 pm
IGU
-
DCA
37h 17m
2 stops
$1,107Air Canada
Sun, Oct 18 - Thu, Nov 12
LATAM Airlines Logo
2:00 pm - 9:20 am
DCA
-
IGU
18h 20m
2 stops
LATAM Airlines Logo
5:10 am - 1:54 pm
IGU
-
DCA
33h 44m
2 stops
$1,127LATAM Airlines
Tue, Sep 15 - Tue, Sep 22

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GOL flights from Washington, D.C. to Foz do Iguaçu

Our best GOL deals on Washington, D.C. to Foz do Iguaçu flight tickets
GOL
Aug 4
IAD6:50 amWashington, D.C. Dulles Intl
36h 00m
2 stops
IGU7:50 pmFoz do Iguaçu Cataratas
Aug 11
IGU7:20 pmFoz do Iguaçu Cataratas
19h 55m
2 stops
IAD2:15 pmWashington, D.C. Dulles Intl
$952
GOL
Sep 13
IAD6:50 amWashington, D.C. Dulles Intl
26h 20m
2 stops
IGU10:10 amFoz do Iguaçu Cataratas
Sep 19
IGU6:15 pmFoz do Iguaçu Cataratas
36h 05m
2 stops
IAD5:20 amWashington, D.C. Dulles Intl
$983
GOL
Oct 7
IAD3:35 pmWashington, D.C. Dulles Intl
26h 05m
2 stops
IGU6:40 pmFoz do Iguaçu Cataratas
Oct 13
IGU8:30 pmFoz do Iguaçu Cataratas
18h 45m
2 stops
IAD2:15 pmWashington, D.C. Dulles Intl
$996

LATAM Airlines flights from Washington, D.C. to Foz do Iguaçu

Our best LATAM Airlines deals on Washington, D.C. to Foz do Iguaçu flight tickets
LATAM Airlines
Jul 3
DCA8:50 pmWashington, D.C. Reagan-National
18h 40m
2 stops
IGU4:30 pmFoz do Iguaçu Cataratas
Jul 6
IGU7:40 pmFoz do Iguaçu Cataratas
19h 25m
2 stops
DCA2:05 pmWashington, D.C. Reagan-National
$1,090
LATAM Airlines
Sep 15
DCA2:00 pmWashington, D.C. Reagan-National
18h 20m
2 stops
IGU9:20 amFoz do Iguaçu Cataratas
Sep 22
IGU5:10 amFoz do Iguaçu Cataratas
33h 44m
2 stops
DCA1:54 pmWashington, D.C. Reagan-National
$1,127
LATAM Airlines
Sep 13
DCA6:25 pmWashington, D.C. Reagan-National
28h 00m
2 stops
IGU11:25 pmFoz do Iguaçu Cataratas
Sep 19
IGU7:40 pmFoz do Iguaçu Cataratas
17h 32m
2 stops
DCA12:12 pmWashington, D.C. Reagan-National
$1,144

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 June 23, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Foz do Iguaçu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Tue 9/15

6:50 am-7:50 pm

2 stops36h 00m

Foz do Iguaçu Cataratas

Tue 9/22

6:10 am-2:15 pm

2 stops33h 05m

$908

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Sun 9/13

3:35 pm-7:50 pm

2 stops27h 15m

Foz do Iguaçu Cataratas

Sat 9/19

6:10 am-2:15 pm

2 stops33h 05m

$950

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Tue 8/4

6:50 am-7:50 pm

2 stops36h 00m

Foz do Iguaçu Cataratas

Tue 8/11

7:20 pm-2:15 pm

2 stops19h 55m

$952

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Tue 8/18

3:35 pm-7:50 pm

2 stops27h 15m

Foz do Iguaçu Cataratas

Tue 8/25

8:30 pm-2:15 pm

2 stops42h 45m

$957

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Sun 9/13

6:50 am-10:10 am

2 stops26h 20m

Foz do Iguaçu Cataratas

Sat 9/19

6:15 pm-5:20 am

2 stops36h 05m

$983

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Fri 11/13

5:45 am-12:35 am

2 stops40h 50m

Foz do Iguaçu Cataratas

Mon 11/16

8:00 pm-1:15 pm

2 stops43h 15m

$998

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Sun 8/2

3:35 pm-7:50 pm

2 stops51h 15m

Foz do Iguaçu Cataratas

Sat 8/15

11:15 am-5:20 am

2 stops43h 05m

$999
Quickest round-trip

Washington, D.C.Foz do Iguaçu

DCA - IGU

DCAIGU

Washington, D.C. Reagan-National

Fri 7/3

8:50 pm-4:30 pm

2 stops18h 40m

Foz do Iguaçu Cataratas

Mon 7/6

7:40 pm-2:05 pm

2 stops19h 25m

$1,090

Washington, D.C.Foz do Iguaçu

DCA - IGU

DCAIGU

Washington, D.C. Reagan-National

Sun 10/18

9:40 am-7:50 pm

2 stops33h 10m

Foz do Iguaçu Cataratas

Thu 11/12

11:20 am-10:37 pm

2 stops37h 17m

$1,107

Washington, D.C.Foz do Iguaçu

DCA - IGU

DCAIGU

Washington, D.C. Reagan-National

Tue 9/15

2:00 pm-9:20 am

2 stops18h 20m

Foz do Iguaçu Cataratas

Tue 9/22

5:10 am-1:54 pm

2 stops33h 44m

$1,127

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Foz do Iguaçu from

How to get the cheapest flight ticket from Washington, D.C. 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 airline that flies from Washington, D.C. to Foz do Iguaçu Cataratas?

Air Canada, GOL, and Delta are the most popular carriers operating from Washington, D.C. to Foz do Iguaçu Cataratas

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

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. 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. to Foz do Iguaçu (WAS to IGU) flight deals and tips

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

Fastest flight time

25h 55m

Direct flights

None
The fastest flight from Washington, D.C. to Foz do Iguaçu takes 25h 55m
There are no direct flights from Washington, D.C. to Foz do Iguaçu. There are no popular flight routes from Washington, D.C. to Foz do Iguaçu.
Search flight deals

Frequently asked questions about flying from Washington, D.C. to Foz do Iguaçu

  • How far is Washington, D.C. to Foz do Iguaçu Cataratas by plane?

    There are 4680.4 mi between Washington, D.C. and Foz do Iguaçu Cataratas. Flights usually cover this in 25h 55m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Washington, D.C. 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. 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. to Foz do Iguaçu Cataratas Airport.

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

    The travel and health documents you'll need for your trip to Foz do Iguaçu Cataratas Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Foz do Iguaçu Cataratas Airport. It is always advisable to seek 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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Foz do Iguaçu from Washington, D.C..

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

momondo does allow users to show only those flights to Foz do Iguaçu from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Washington, D.C. and Foz do Iguaçu by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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?

Yes. momondo can track prices for Washington, D.C. to Foz do Iguaçu flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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