Cheap flights from Illinois to Puerto Iguazú from $184

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Puerto Iguazú departing on 11/30. 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
0 bags

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Find the cheapest flights from Illinois to Puerto Iguazú

Cheap round-trip flights

Multiple Airlines Logo
LAX-IGR
5873 mimulti-stop
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IGR-LAX
5873 mimulti-stop
Multiple Airlines
Find Deal
Multiple Airlines Logo
JFK-IGR
4747 mimulti-stop
Multiple Airlines Logo
IGR-JFK
4747 mimulti-stop
Multiple Airlines
Find Deal

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Puerto Iguazú 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 Illinois to Puerto Iguazú that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoPuerto Iguazú

ORD - IGR

ORDIGR

Chicago O'Hare Intl

Sun 11/30

3:30 am-8:59 pm

3 stops38h 29m

$184

ChicagoPuerto Iguazú

ORD - IGR

ORDIGR

Chicago O'Hare Intl

Sun 11/30

3:30 am-3:20 pm

2 stops32h 50m

$228

ChicagoPuerto Iguazú

ORD - IGR

ORDIGR

Chicago O'Hare Intl

Tue 12/2

4:35 am-6:49 am

2 stops23h 14m

$435

ChicagoPuerto Iguazú

ORD - IGR

ORDIGR

Chicago O'Hare Intl

Sat 11/29

10:27 am-8:19 am

2 stops18h 52m

$450

ChicagoPuerto Iguazú

ORD - IGR

ORDIGR

Chicago O'Hare Intl

Wed 12/3

10:20 pm-8:50 am

2 stops31h 30m

$561

ChicagoPuerto Iguazú

ORD - IGR

ORDIGR

Chicago O'Hare Intl

Mon 12/1

6:00 am-1:19 pm

2 stops28h 19m

$629

ChicagoPuerto Iguazú

ORD - IGR

ORDIGR

Chicago O'Hare Intl

Mon 12/1

8:15 pm-7:00 am

3 stops55h 45m

$852

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Illinois to Puerto Iguazú flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Puerto Iguazú

Fastest flight time

18h 52m

Direct flights

None

Airports in Puerto Iguazú

1 airport
The fastest flight from Illinois to Puerto Iguazú takes 18h 52m
There are no direct flights from Illinois to Puerto Iguazú. Popular non-direct route for this connection is Chicago O'Hare Intl Airport - Puerto Iguazú Cataratas del Iguazu Airport.
There is 1 airport near Puerto Iguazú: Puerto Iguazú Cataratas del Iguazu (IGR)
  • When did momondo last update prices for flights from Illinois to Puerto Iguazú Cataratas del Iguazu Airport?

    Prices for flights from Illinois to Puerto Iguazú Cataratas del Iguazu Airport were last updated today.

  • How old do you have to be to fly from Illinois to Puerto Iguazú Cataratas del Iguazu Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Puerto Iguazú Cataratas del Iguazu Airport.

  • What documentation or ID do you need to fly to Puerto Iguazú Cataratas del Iguazu Airport?

    The travel and health documents required for your trip to Puerto Iguazú Cataratas del Iguazu Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Puerto Iguazú Cataratas del Iguazu Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • How do I get Price Alerts for flights from Illinois to Puerto Iguazú?

    Price Alerts will notify you by email when the price for flights to Puerto Iguazú from Illinois decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Illinois to Puerto Iguazú with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Puerto Iguazú?

Finding the right flight to Puerto Iguazú from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Puerto Iguazú quick and easy, saving you time and money.

Can I find flights from Illinois to Puerto Iguazú with flexible booking policies on momondo?

Flights from Illinois to Puerto Iguazú with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Illinois to Puerto Iguazú?

momondo helps you find the best flight between Illinois and Puerto Iguazú 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 Illinois to Puerto Iguazú right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Puerto Iguazú from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Tue 8/19
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