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Cheap flights from Washington, D.C. to Foz do Iguaçu from $825

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. to Foz do Iguaçu departing on 10/12. 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. to Foz do Iguaçu (WAS-IGU)

Cheap round-trip flights

Avianca Logo
7:00 am - 7:40 pmIAD-IGU
35h 40m2 stops
Avianca Logo
8:20 pm - 2:00 pmIGU-IAD
42h 40m2 stops
$825Avianca
Find Deal
Sun, Oct 12 - Sun, Oct 19
LATAM Airlines Logo
3:25 pm - 2:05 pmDCA-IGU
20h 40m2 stops
LATAM Airlines Logo
7:40 pm - 1:19 pmIGU-DCA
19h 39m2 stops
$1,055LATAM Airlines
Find Deal
Mon, Dec 29 - Wed, Dec 31
LATAM Airlines Logo
10:00 am - 2:05 pmIAD-IGU
26h 05m2 stops
LATAM Airlines Logo
7:40 pm - 4:46 pmIGU-IAD
23h 06m2 stops
$1,055LATAM Airlines
Find Deal
Mon, Dec 29 - Wed, Dec 31
LATAM Airlines Logo
12:59 pm - 9:15 amIAD-IGU
18h 16m2 stops
LATAM Airlines Logo
7:40 pm - 4:46 pmIGU-IAD
23h 06m2 stops
$1,166LATAM Airlines
Find Deal
Thu, Dec 25 - Wed, Dec 31
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
$1,179Copa Airlines
Find Deal
Sat, Oct 11 - Sun, Oct 19
Air Canada Logo
4:10 pm - 6:45 pmDCA-IGU
24h 35m2 stops
Air Canada Logo
11:30 am - 3:31 pmIGU-DCA
30h 01m2 stops
$1,560Air Canada
Find Deal
Thu, Dec 25 - Wed, Dec 31
Air Canada Logo
10:05 pm - 6:45 pmIAD-IGU
42h 40m2 stops
Air Canada Logo
11:30 am - 3:54 pmIGU-IAD
30h 24m2 stops
$1,598Air Canada
Find Deal
Sat, Dec 27 - Wed, Dec 31
Delta Logo
2:07 pm - 9:15 amBWI-IGU
17h 08m2 stops
Delta Logo
4:55 am - 12:40 amIGU-BWI
21h 45m2 stops
$1,658Delta
Find Deal
Sat, Dec 27 - Tue, Dec 30
Delta Logo
9:40 am - 9:15 amDCA-IGU
21h 35m2 stops
Delta Logo
4:55 am - 9:14 amIGU-DCA
30h 19m2 stops
$1,681Delta
Find Deal
Thu, Dec 25 - Tue, Dec 30
Logo
2:20 pm - 10:50 amIAD-IGU
18h 30m2 stops
Logo
7:40 pm - 12:10 pmIGU-IAD
18h 30m2 stops
$2,048
Find Deal
Sat, Dec 27 - Fri, Jan 2

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
Dec 29
DCA3:25 pmWashington, D.C. Reagan-National
20h 40m
2 stops
IGU2:05 pmFoz do Iguaçu Cataratas
Dec 31
IGU7:40 pmFoz do Iguaçu Cataratas
19h 39m
2 stops
DCA1:19 pmWashington, D.C. Reagan-National
$1,055
Find similar
LATAM Airlines
Dec 25
IAD12:59 pmWashington, D.C. Dulles Intl
18h 16m
2 stops
IGU9:15 amFoz do Iguaçu Cataratas
Dec 31
IGU7:40 pmFoz do Iguaçu Cataratas
23h 06m
2 stops
IAD4:46 pmWashington, D.C. Dulles Intl
$1,166
Find similar
LATAM Airlines
Dec 29
BWI6:50 pmBaltimore/Washington
17h 15m
2 stops
IGU2:05 pmFoz do Iguaçu Cataratas
Dec 30
IGU4:55 amFoz do Iguaçu Cataratas
21h 45m
2 stops
BWI12:40 amBaltimore/Washington
$1,393
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Air Canada flights from Washington, D.C. to Foz do Iguaçu

Our best Air Canada deals on Washington, D.C. to Foz do Iguaçu flight tickets
Air Canada
Dec 25
DCA4:10 pmWashington, D.C. Reagan-National
24h 35m
2 stops
IGU6:45 pmFoz do Iguaçu Cataratas
Dec 31
IGU11:30 amFoz do Iguaçu Cataratas
30h 01m
2 stops
DCA3:31 pmWashington, D.C. Reagan-National
$1,560
Find similar
Air Canada
Dec 27
IAD10:05 pmWashington, D.C. Dulles Intl
42h 40m
2 stops
IGU6:45 pmFoz do Iguaçu Cataratas
Dec 31
IGU11:30 amFoz do Iguaçu Cataratas
30h 24m
2 stops
IAD3:54 pmWashington, D.C. Dulles Intl
$1,598
Find similar
Air Canada
Dec 28
IAD10:05 pmWashington, D.C. Dulles Intl
42h 40m
2 stops
IGU6:45 pmFoz do Iguaçu Cataratas
Dec 31
IGU11:30 amFoz do Iguaçu Cataratas
30h 24m
2 stops
IAD3:54 pmWashington, D.C. Dulles Intl
$1,624
Find similar

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 August 5, 2025.
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

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Sun 10/12

7:00 am-7:40 pm

2 stops35h 40m

Foz do Iguaçu Cataratas

Sun 10/19

8:20 pm-2:00 pm

2 stops42h 40m

$825

Washington, D.C.Foz do Iguaçu

DCA - IGU

DCAIGU

Washington, D.C. Reagan-National

Mon 12/29

3:25 pm-2:05 pm

2 stops20h 40m

Foz do Iguaçu Cataratas

Wed 12/31

7:40 pm-1:19 pm

2 stops19h 39m

$1,055

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Mon 12/29

10:00 am-2:05 pm

2 stops26h 05m

Foz do Iguaçu Cataratas

Wed 12/31

7:40 pm-4:46 pm

2 stops23h 06m

$1,055

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Thu 12/25

12:59 pm-9:15 am

2 stops18h 16m

Foz do Iguaçu Cataratas

Wed 12/31

7:40 pm-4:46 pm

2 stops23h 06m

$1,166

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Sat 10/11

2:25 am-10:45 am

2 stops31h 20m

Foz do Iguaçu Cataratas

Sun 10/19

8:20 pm-12:30 am

2 stops29h 10m

$1,179

Washington, D.C.Foz do Iguaçu

DCA - IGU

DCAIGU

Washington, D.C. Reagan-National

Thu 12/25

4:10 pm-6:45 pm

2 stops24h 35m

Foz do Iguaçu Cataratas

Wed 12/31

11:30 am-3:31 pm

2 stops30h 01m

$1,560

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Sat 12/27

10:05 pm-6:45 pm

2 stops42h 40m

Foz do Iguaçu Cataratas

Wed 12/31

11:30 am-3:54 pm

2 stops30h 24m

$1,598

BaltimoreFoz do Iguaçu

BWI - IGU

BWIIGU

Baltimore/Washington

Sat 12/27

2:07 pm-9:15 am

2 stops17h 08m

Foz do Iguaçu Cataratas

Tue 12/30

4:55 am-12:40 am

2 stops21h 45m

$1,658

Washington, D.C.Foz do Iguaçu

DCA - IGU

DCAIGU

Washington, D.C. Reagan-National

Thu 12/25

9:40 am-9:15 am

2 stops21h 35m

Foz do Iguaçu Cataratas

Tue 12/30

4:55 am-9:14 am

2 stops30h 19m

$1,681

Washington, D.C.Foz do Iguaçu

IAD - IGU

IADIGU

Washington, D.C. Dulles Intl

Sat 12/27

2:20 pm-10:50 am

2 stops18h 30m

Foz do Iguaçu Cataratas

Fri 1/2

7:40 pm-12:10 pm

2 stops18h 30m

$2,048

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. 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. 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. 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

Best Price Found

$825

Fastest flight time

17h 08m

Direct flights

None

Airports in Foz do Iguaçu

1 airport
The best flight deal from Washington, D.C. to Foz do Iguaçu found on momondo in the last 72 hours is $825
The fastest flight from Washington, D.C. to Foz do Iguaçu takes 17h 08m
There are no direct flights from Washington, D.C. to Foz do Iguaçu. Popular non-direct routes for this connection are Washington, D.C. Dulles Intl Airport - Foz do Iguaçu Cataratas Airport, Baltimore/Washington Airport - Foz do Iguaçu Cataratas Airport and Washington, D.C. Reagan-National 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. 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 17h 08m, 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.

  • What is the most popular airline from Washington, D.C. to Foz do Iguaçu?

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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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