How many flights depart from Illinois to South America on average per week?

16 flights are operational weekly from Illinois to South America as of August 2026. The most popular departure day for this route is Fri, with 25% of flights per week taking off on this day.

What airlines fly to South America?

Copa Airlines, Avianca and American Airlines are the top three most popular airlines that fly to South America from Illinois according to our data. Copa Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to South America. Keep in mind that there are 11 different airlines that fly to South America on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Illinois to South America?

Copa Airlines, American Airlines, and United Airlines are the most popular carriers operating from Illinois to South America

How many flights depart from Illinois to South America on average per day?

2 flights are operational daily from Illinois to South America as of August 2026. The most popular departure time for this route is 11:00PM, with 100% of flights per day taking off in the evening.

When did momondo last update prices for flights from Illinois to South America?

Prices for flights from Illinois to South America were last updated today.

How many operators does momondo search for flights from Illinois to South America?

There are 11 operators available for flights from Illinois to South America as of August 2026.

How old do you have to be to fly from Illinois to South America?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to South America.

What documentation or ID do you need to fly to South America?

The necessary travel and health documents for your South America 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.

$159 Cheap Flights from Illinois to South America in 2026

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Find the cheapest flights from Illinois to South America

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

12:27 am - 11:00 amORD Chicago O'Hare Intl-CTG Cartagena Rafael Nunez

9h 33m1 stop Panama City Tocumen Intl

6:25 am - 12:07 amCTG Cartagena Rafael Nunez-ORD Chicago O'Hare Intl

18h 42m1 stop Panama City Tocumen Intl

$365Copa Airlines

Tue, Jan 5 - Wed, Jan 20

2:13 pm - 8:35 amORD Chicago O'Hare Intl-CTG Cartagena Rafael Nunez

17h 22m1 stop Panama City Tocumen Intl

9:35 am - 12:07 amCTG Cartagena Rafael Nunez-ORD Chicago O'Hare Intl

15h 32m1 stop Panama City Tocumen Intl

$365Copa Airlines

Sun, Jan 24 - Wed, Jan 27

5:30 am - 1:05 pmORD Chicago O'Hare Intl-CTG Cartagena Rafael Nunez

7h 35m1 stop Atlanta Hartsfield-Jackson

2:30 pm - 12:59 pmCTG Cartagena Rafael Nunez-ORD Chicago O'Hare Intl

22h 29m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

$369Delta

Sat, Sep 12 - Sat, Sep 19

5:30 am - 1:05 pmORD Chicago O'Hare Intl-CTG Cartagena Rafael Nunez

7h 35m1 stop Atlanta Hartsfield-Jackson

2:30 pm - 8:36 amCTG Cartagena Rafael Nunez-ORD Chicago O'Hare Intl

18h 06m1 stop Atlanta Hartsfield-Jackson

$369Delta

Sat, Sep 12 - Sat, Sep 19

5:30 am - 2:10 pmORD Chicago O'Hare Intl-CTG Cartagena Rafael Nunez

7h 40m1 stop Atlanta Hartsfield-Jackson

3:25 pm - 8:34 amCTG Cartagena Rafael Nunez-ORD Chicago O'Hare Intl

18h 09m1 stop Atlanta Hartsfield-Jackson

$377LATAM Airlines

Wed, Jan 6 - Wed, Jan 20

5:30 am - 1:15 pmORD Chicago O'Hare Intl-CTG Cartagena Rafael Nunez

7h 45m1 stop Atlanta Hartsfield-Jackson

2:30 pm - 8:36 amCTG Cartagena Rafael Nunez-ORD Chicago O'Hare Intl

18h 06m1 stop Atlanta Hartsfield-Jackson

$377LATAM Airlines

Sat, Sep 19 - Sat, Sep 26

6:00 am - 3:36 pmORD Chicago O'Hare Intl-CTG Cartagena Rafael Nunez

8h 36m1 stop Miami

4:37 pm - 9:30 amCTG Cartagena Rafael Nunez-ORD Chicago O'Hare Intl

17h 53m1 stop Miami

$377American Airlines

Wed, Nov 11 - Sat, Nov 14

6:59 pm - 12:35 pmORD Chicago O'Hare Intl-CTG Cartagena Rafael Nunez

17h 36m1 stop Miami

4:37 pm - 12:44 amCTG Cartagena Rafael Nunez-ORD Chicago O'Hare Intl

9h 07m1 stop Miami

$377American Airlines

Sat, Oct 24 - Tue, Nov 3

6:00 am - 2:50 pmORD Chicago O'Hare Intl-CTG Cartagena Rafael Nunez

7h 50m1 stop Houston George Bush Intcntl

2:20 pm - 10:36 pmCTG Cartagena Rafael Nunez-ORD Chicago O'Hare Intl

9h 16m1 stop Houston George Bush Intcntl

$377United Airlines

Thu, Jan 14 - Thu, Jan 21

9:30 pm - 1:10 pmORD Chicago O'Hare Intl-CTG Cartagena Rafael Nunez

14h 40m1 stop Washington, D.C. Dulles Intl

4:00 pm - 9:39 amCTG Cartagena Rafael Nunez-ORD Chicago O'Hare Intl

18h 39m1 stop Washington, D.C. Dulles Intl

$377United Airlines

Fri, Jan 22 - Tue, Jan 26

Cheap last minute flights

Enter your travel dates to find the best prices.

11:23 am - 7:15 pmORD Chicago O'Hare Intl-BOG Bogotá El Dorado

7h 52m1 stop Atlanta Hartsfield-Jackson

2:55 pm - 11:57 pmBOG Bogotá El Dorado-ORD Chicago O'Hare Intl

9h 02m1 stop Atlanta Hartsfield-Jackson

$436LATAM Airlines

Thu, Aug 27 - Thu, Sep 3

7:30 pm - 7:15 pmORD Chicago O'Hare Intl-BOG Bogotá El Dorado

23h 45m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

2:55 pm - 11:57 pmBOG Bogotá El Dorado-ORD Chicago O'Hare Intl

9h 02m1 stop Atlanta Hartsfield-Jackson

$443Delta

Thu, Aug 27 - Thu, Sep 3

5:30 am - 7:15 pmORD Chicago O'Hare Intl-BOG Bogotá El Dorado

13h 45m1 stop Atlanta Hartsfield-Jackson

2:55 pm - 11:57 pmBOG Bogotá El Dorado-ORD Chicago O'Hare Intl

9h 02m1 stop Atlanta Hartsfield-Jackson

$451LATAM Airlines

Tue, Aug 25 - Wed, Aug 26

6:40 am - 5:50 pmORD Chicago O'Hare Intl-BOG Bogotá El Dorado

11h 10m2 stops Atlanta Hartsfield-Jackson Miami

2:55 pm - 11:57 pmBOG Bogotá El Dorado-ORD Chicago O'Hare Intl

9h 02m1 stop Atlanta Hartsfield-Jackson

$456Multiple Airlines

Tue, Aug 25 - Wed, Aug 26

5:30 am - 1:40 pmORD Chicago O'Hare Intl-BOG Bogotá El Dorado

8h 10m1 stop Atlanta Hartsfield-Jackson

10:35 am - 9:54 pmBOG Bogotá El Dorado-ORD Chicago O'Hare Intl

11h 19m1 stop Orlando

$461Multiple Airlines

Wed, Aug 26 - Wed, Sep 2

5:30 am - 5:50 pmORD Chicago O'Hare Intl-BOG Bogotá El Dorado

12h 20m2 stops Atlanta Hartsfield-Jackson Miami

2:55 pm - 10:42 amBOG Bogotá El Dorado-ORD Chicago O'Hare Intl

19h 47m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

$466Delta

Wed, Aug 26 - Wed, Sep 2

5:30 am - 7:20 pmORD Chicago O'Hare Intl-BOG Bogotá El Dorado

13h 50m1 stop Houston George Bush Intcntl

12:14 am - 6:30 pmBOG Bogotá El Dorado-ORD Chicago O'Hare Intl

18h 16m1 stop Houston George Bush Intcntl

$471United Airlines

Mon, Aug 24 - Wed, Aug 26

3:21 pm - 8:15 amORD Chicago O'Hare Intl-MDE Medellín Jose Maria Cordova Intl

16h 54m1 stop Panama City Tocumen Intl

3:10 pm - 1:59 pmMDE Medellín Jose Maria Cordova Intl-ORD Chicago O'Hare Intl

22h 49m1 stop Panama City Tocumen Intl

$479Copa Airlines

Mon, Aug 24 - Tue, Sep 15

5:30 am - 11:00 pmORD Chicago O'Hare Intl-CTG Cartagena Rafael Nunez

17h 30m2 stops Houston George Bush Intcntl Panama City Tocumen Intl

9:45 am - 12:59 amCTG Cartagena Rafael Nunez-ORD Chicago O'Hare Intl

15h 14m2 stops Panama City Tocumen Intl Houston George Bush Intcntl

$538United Airlines

Thu, Aug 27 - Mon, Aug 31

10:40 am - 11:00 pmORD Chicago O'Hare Intl-CTG Cartagena Rafael Nunez

12h 20m2 stops Houston George Bush Intcntl Panama City Tocumen Intl

9:45 am - 7:55 amCTG Cartagena Rafael Nunez-ORD Chicago O'Hare Intl

22h 10m2 stops Panama City Tocumen Intl Houston George Bush Intcntl

$564Copa Airlines

Wed, Aug 26 - Fri, Aug 28

Cheap direct flights

Enter your travel dates to find the best prices.

11:20 pm - 5:30 amORD Chicago O'Hare Intl-BOG Bogotá El Dorado

6h 10mnonstop

2:50 pm - 9:20 pmBOG Bogotá El Dorado-ORD Chicago O'Hare Intl

6h 30mnonstop

$465Avianca

Mon, Oct 5 - Mon, Oct 12

11:20 pm - 5:30 amORD Chicago O'Hare Intl-BOG Bogotá El Dorado

6h 10mnonstop

2:50 pm - 9:20 pmBOG Bogotá El Dorado-ORD Chicago O'Hare Intl

6h 30mnonstop

$471Avianca

Tue, Oct 6 - Wed, Oct 14

10:30 pm - 5:30 amORD Chicago O'Hare Intl-BOG Bogotá El Dorado

6h 00mnonstop

2:50 pm - 8:30 pmBOG Bogotá El Dorado-ORD Chicago O'Hare Intl

6h 40mnonstop

$471Avianca

Tue, Dec 1 - Thu, Dec 10

5:50 pm - 7:15 amORD Chicago O'Hare Intl-GRU Sao Paulo Guarulhos Intl

10h 25mnonstop

9:30 pm - 5:15 amGRU Sao Paulo Guarulhos Intl-ORD Chicago O'Hare Intl

10h 45mnonstop

$1,219United Airlines

Wed, Nov 11 - Wed, Nov 18

9:30 pm - 9:40 amORD Chicago O'Hare Intl-GRU Sao Paulo Guarulhos Intl

10h 10mnonstop

10:15 pm - 7:00 amGRU Sao Paulo Guarulhos Intl-ORD Chicago O'Hare Intl

10h 45mnonstop

$1,219United Airlines

Mon, Oct 19 - Wed, Oct 28

9:30 pm - 9:40 amORD Chicago O'Hare Intl-GRU Sao Paulo Guarulhos Intl

10h 10mnonstop

10:20 pm - 6:45 amGRU Sao Paulo Guarulhos Intl-ORD Chicago O'Hare Intl

10h 25mnonstop

$1,250Lufthansa

Thu, Oct 8 - Wed, Oct 21

9:30 pm - 9:40 amORD Chicago O'Hare Intl-GRU Sao Paulo Guarulhos Intl

10h 10mnonstop

10:15 pm - 7:00 amGRU Sao Paulo Guarulhos Intl-ORD Chicago O'Hare Intl

10h 45mnonstop

$1,261Lufthansa

Mon, Oct 12 - Mon, Oct 26

5:50 pm - 7:15 amORD Chicago O'Hare Intl-GRU Sao Paulo Guarulhos Intl

10h 25mnonstop

9:30 pm - 5:15 amGRU Sao Paulo Guarulhos Intl-ORD Chicago O'Hare Intl

10h 45mnonstop

$1,348Copa Airlines

Fri, Feb 19 - Fri, Mar 5

9:30 pm - 9:40 amORD Chicago O'Hare Intl-GRU Sao Paulo Guarulhos Intl

10h 10mnonstop

10:20 pm - 6:45 amGRU Sao Paulo Guarulhos Intl-ORD Chicago O'Hare Intl

10h 25mnonstop

$2,023Air Canada

Thu, Oct 1 - Mon, Oct 5

9:30 pm - 9:40 amORD Chicago O'Hare Intl-GRU Sao Paulo Guarulhos Intl

10h 10mnonstop

10:20 pm - 6:45 amGRU Sao Paulo Guarulhos Intl-ORD Chicago O'Hare Intl

10h 25mnonstop

$2,351Copa Airlines

Tue, Oct 20 - Sat, Oct 24

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United Airlines flights from Illinois to South America

Our best United Airlines deals on Illinois to South America flight tickets

United Airlines

Sep 12

ORD10:40 amChicago O'Hare Intl

8h 40m

1 stop

BOG7:20 pmBogotá El Dorado

Sep 25

BOG8:30 amBogotá El Dorado

13h 12m

1 stop

ORD9:42 pmChicago O'Hare Intl

$412

United Airlines

Sep 8

ORD5:53 pmChicago O'Hare Intl

11h 01m

1 stop

BOG4:54 amBogotá El Dorado

Sep 22

BOG8:30 amBogotá El Dorado

16h 29m

1 stop

ORD12:59 amChicago O'Hare Intl

$416

United Airlines

Sep 11

ORD10:40 amChicago O'Hare Intl

8h 40m

1 stop

BOG7:20 pmBogotá El Dorado

Sep 23

BOG8:30 amBogotá El Dorado

16h 29m

1 stop

ORD12:59 amChicago O'Hare Intl

$417

Delta flights from Illinois to South America

Our best Delta deals on Illinois to South America flight tickets

Delta

Oct 24

ORD5:27 amChicago O'Hare Intl

7h 48m

1 stop

CTG1:15 pmCartagena Rafael Nunez

Oct 31

CTG4:00 amCartagena Rafael Nunez

13h 47m

2 stops

ORD5:47 pmChicago O'Hare Intl

$381

Delta

Sep 11

ORD3:40 pmChicago O'Hare Intl

21h 25m

1 stop

CTG1:05 pmCartagena Rafael Nunez

Sep 19

CTG2:30 pmCartagena Rafael Nunez

9h 29m

1 stop

ORD11:59 pmChicago O'Hare Intl

$383

Delta

Sep 11

ORD5:10 pmChicago O'Hare Intl

19h 55m

2 stops

CTG1:05 pmCartagena Rafael Nunez

Sep 19

CTG2:30 pmCartagena Rafael Nunez

9h 29m

1 stop

ORD11:59 pmChicago O'Hare Intl

$386

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoCartagena

ORD Chicago O'Hare Intl - CTG Cartagena Rafael Nunez

ORDCTG

Chicago O'Hare Intl

Tue 1/5

12:27 am-11:00 am

1 stop9h 33m

Cartagena Rafael Nunez

Wed 1/20

6:25 am-12:07 am

1 stop18h 42m

$365

ChicagoCartagena

ORD Chicago O'Hare Intl - CTG Cartagena Rafael Nunez

ORDCTG

Chicago O'Hare Intl

Sun 1/24

2:13 pm-8:35 am

1 stop17h 22m

Cartagena Rafael Nunez

Wed 1/27

9:35 am-12:07 am

1 stop15h 32m

$365

ChicagoCartagena

ORD Chicago O'Hare Intl - CTG Cartagena Rafael Nunez

ORDCTG

Chicago O'Hare Intl

Sat 9/12

5:30 am-1:05 pm

1 stop7h 35m

Cartagena Rafael Nunez

Sat 9/19

2:30 pm-12:59 pm

2 stops22h 29m

$369

ChicagoCartagena

ORD Chicago O'Hare Intl - CTG Cartagena Rafael Nunez

ORDCTG

Chicago O'Hare Intl

Sat 9/12

5:30 am-1:05 pm

1 stop7h 35m

Cartagena Rafael Nunez

Sat 9/19

2:30 pm-8:36 am

1 stop18h 06m

$369

ChicagoCartagena

ORD Chicago O'Hare Intl - CTG Cartagena Rafael Nunez

ORDCTG

Chicago O'Hare Intl

Wed 1/6

5:30 am-2:10 pm

1 stop7h 40m

Cartagena Rafael Nunez

Wed 1/20

3:25 pm-8:34 am

1 stop18h 09m

$377

ChicagoCartagena

ORD Chicago O'Hare Intl - CTG Cartagena Rafael Nunez

ORDCTG

Chicago O'Hare Intl

Sat 9/19

5:30 am-1:15 pm

1 stop7h 45m

Cartagena Rafael Nunez

Sat 9/26

2:30 pm-8:36 am

1 stop18h 06m

$377

ChicagoCartagena

ORD Chicago O'Hare Intl - CTG Cartagena Rafael Nunez

ORDCTG

Chicago O'Hare Intl

Wed 11/11

6:00 am-3:36 pm

1 stop8h 36m

Cartagena Rafael Nunez

Sat 11/14

4:37 pm-9:30 am

1 stop17h 53m

$377

ChicagoCartagena

ORD Chicago O'Hare Intl - CTG Cartagena Rafael Nunez

ORDCTG

Chicago O'Hare Intl

Sat 10/24

6:59 pm-12:35 pm

1 stop17h 36m

Cartagena Rafael Nunez

Tue 11/3

4:37 pm-12:44 am

1 stop9h 07m

$377

Quickest round-trip

ChicagoCartagena

ORD Chicago O'Hare Intl - CTG Cartagena Rafael Nunez

ORDCTG

Chicago O'Hare Intl

Thu 1/14

6:00 am-2:50 pm

1 stop7h 50m

Cartagena Rafael Nunez

Thu 1/21

2:20 pm-10:36 pm

1 stop9h 16m

$377

ChicagoCartagena

ORD Chicago O'Hare Intl - CTG Cartagena Rafael Nunez

ORDCTG

Chicago O'Hare Intl

Fri 1/22

9:30 pm-1:10 pm

1 stop14h 40m

Cartagena Rafael Nunez

Tue 1/26

4:00 pm-9:39 am

1 stop18h 39m

$377

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to South America

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

Prices

Airlines

Other information

What is the cheapest month to fly to South America?

In general, February is the cheapest month to fly from Illinois to South America. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $533. If you aren’t able to travel during the month of February, then book flights to South America from Illinois during April instead. Flights to South America in April, while not as cheap as those in February, still average around $544.

What is the cheapest Illinois to South America flight route?

Fly from Chicago O'Hare Intl to Bogotá El Dorado for the best Illinois - South America flight prices

How far in advance should I book a flight from Illinois to South America?

You are more likely to see cheaper flights to South America from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to South America for around $651 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South America from Illinois for as low as $582 on momondo.

What cabin class options are available on Illinois to South America flights?

There are 3 cabin classes available to choose from on Illinois to South America flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to South America flights?

You could potentially save up to 19% on your flight if you consider stops on a Illinois to South America flight.

Cheap Illinois to South America flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to South America

Best Price Found	$159
Fastest flight time	6h 00m
Direct flights	Every day
Airports in South America	464 airports

The best one-way flight to South America from Illinois in the past 72 hours is $159. The best round-trip flight deal from Illinois to South America found on momondo in the last 72 hours is $365.

The fastest flight from Illinois to South America takes 6h 00m

Direct flights go from Illinois to South America every day.

There are 464 airports in South America. From Illinois there are direct flights to Bogotá El Dorado (BOG).

Search flight deals

Frequently asked questions about flying from Illinois to South America

When did momondo last update prices for flights from Illinois to South America?
Prices for flights from Illinois to South America were last updated today.
How many operators does momondo search for flights from Illinois to South America?
There are 11 operators available for flights from Illinois to South America as of August 2026.
How old do you have to be to fly from Illinois to South America?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to South America.
What documentation or ID do you need to fly to South America?
The necessary travel and health documents for your South America 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.
What is the most popular plane model from Illinois to South America?
Based on momondo bookings for flights between Illinois and South America, the leading plane model is Airbus A320neo, making up 54.62% of the total bookings. Other popular models include Boeing 787-10 Dreamliner with 20.52%, Boeing 737-800 with 7.51%, and Boeing 737 MAX 8 with 5.20%.

Best airlines flying from Illinois to South America

Compare and see reviews for airlines that fly from Illinois to South America with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $153	Free Cancellation	Rating 7.8 8,518 reviews	Search Delta flights
JetBlue	PriceFrom $161	Free Cancellation	Rating 7.1 3,033 reviews	Search JetBlue flights
United Airlines	PriceFrom $204	Free Cancellation	Rating 7.4 10,115 reviews	Search United Airlines flights
LATAM Airlines	PriceFrom $212	Free Cancellation	Rating 7.4 1,991 reviews	Search LATAM Airlines flights
Copa Airlines	PriceFrom $262	Free Cancellation	Rating 7.6 1,553 reviews	Search Copa Airlines flights
GOL	PriceFrom $269	Free Cancellation	Rating 7.3 1,282 reviews	Search GOL flights
Arajet	PriceFrom $272	Free Cancellation	Rating 6.1 54 reviews	Search Arajet flights
Avianca	PriceFrom $298	Free Cancellation	Rating 6.5 2,549 reviews	Search Avianca flights
American Airlines	PriceFrom $317	Free Cancellation	Rating 7.1 11,983 reviews	Search American Airlines flights
Air Canada	PriceFrom $319	Free Cancellation	Rating 7.1 11,527 reviews	Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to South America?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to South America. momondo saves you time and could save you money on your trip.

Can I find flights from Illinois to South America with flexible booking policies on momondo?

momondo does allow users to show only those flights to South America from Illinois which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Illinois to South America?

Once all potential Illinois to South America flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Illinois to South America right now. Can momondo alert me if prices change?

Price alerts on flights to South America from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your South America trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to South America

Popular cities

Other flights from Illinois

Other flights to South America

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in South America

Flights to Limafrom $392

Flights to Sao Paulofrom $404

Flights to Buenos Airesfrom $433

Flights to Bogotáfrom $327

Flights to Rio de Janeirofrom $485

Flights to Medellínfrom $293

Flights to Santiagofrom $414

Flights to Cartagenafrom $307

Flights to Quitofrom $436

Flights to Guayaquilfrom $322

Flights to Califrom $308

Flights to Cuscofrom $510

Cheap flights from Illinois to South America from $159

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 South America departing on 1/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Illinois to South America

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Price Alerts

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United Airlines flights from Illinois to South America

Our best United Airlines deals on Illinois to South America flight tickets

Delta flights from Illinois to South America

Our best Delta deals on Illinois to South America flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Illinois to South America that are best for you.

How to get the cheapest flight ticket from Illinois to South America

What is the cheapest month to fly to South America?

What is the cheapest Illinois to South America flight route?

How far in advance should I book a flight from Illinois to South America?

What cabin class options are available on Illinois to South America flights?

Can stopping save me money on Illinois to South America flights?

What is the cheapest airline that flies from Illinois to South America?

What airlines fly to South America?

How many flights depart from Illinois to South America on average per day?

How many flights depart from Illinois to South America on average per week?

Cheap Illinois to South America flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in South America

Frequently asked questions about flying from Illinois to South America

Best airlines flying from Illinois to South America

Compare and see reviews for airlines that fly from Illinois to South America with momondo

Why use momondo?

An easier way to manage your South America trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to South America

Popular cities in South America

Popular flights according to clicks in the last 7 days on momondo

Illinois flight routes

According to popular flight searches on momondo this year

South America flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to South America

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to South America

List of cabin classes available on flights landing in South America. Availability may vary depending on flight origin and airline.

Complete your trip to South America

Explore popular destinations other users love

According to popular flight searches on momondo this year