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Cheap flights from Illinois to South America from $87

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 1/27. 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 South America

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
5:15 am - 1:10 pm
ORD
-
CTG
6h 55m1 stop
Spirit Airlines Logo
2:21 pm - 11:22 am
CTG
-
ORD
22h 01m1 stop
$277Spirit Airlines
Wed, Feb 11 - Tue, Feb 17
Spirit Airlines Logo
5:15 am - 1:15 pm
ORD
-
CTG
7h 00m1 stop
Spirit Airlines Logo
2:21 pm - 11:46 pm
CTG
-
ORD
10h 25m1 stop
$283Spirit Airlines
Sun, Jan 11 - Thu, Jan 15
Spirit Airlines Logo
8:43 pm - 1:10 pm
ORD
-
CTG
15h 27m1 stop
Spirit Airlines Logo
2:21 pm - 9:03 pm
CTG
-
ORD
7h 42m1 stop
$288Spirit Airlines
Thu, Feb 5 - Tue, Feb 10
Copa Airlines Logo
2:13 pm - 8:41 am
ORD
-
CTG
17h 28m1 stop
Copa Airlines Logo
9:42 am - 10:21 pm
CTG
-
ORD
13h 39m1 stop
$290Copa Airlines
Tue, Jan 13 - Tue, Jan 20
Avianca Logo
10:20 pm - 2:35 pm
ORD
-
CTG
15h 15m1 stop
Avianca Logo
8:30 am - 8:20 pm
CTG
-
ORD
12h 50m1 stop
$297Avianca
Tue, Jan 20 - Sat, Jan 24
United Airlines Logo
7:35 am - 10:05 pm
ORD
-
MDE
13h 30m1 stop
United Airlines Logo
9:45 am - 12:45 am
MDE
-
ORD
15h 00m1 stop
$303United Airlines
Sun, Mar 1 - Fri, May 15
Copa Airlines Logo
7:35 am - 8:00 pm
ORD
-
MDE
11h 25m1 stop
Copa Airlines Logo
4:30 pm - 12:24 am
MDE
-
ORD
8h 54m1 stop
$306Copa Airlines
Tue, Jan 13 - Sun, Jan 18
Multiple Airlines Logo
9:23 am - 4:00 pm
ORD
-
MDE
29h 37m1 stop
Multiple Airlines Logo
11:50 pm - 8:18 am
MDE
-
ORD
9h 28m1 stop
$308Multiple Airlines
Mon, Jan 26 - Wed, Jan 28
United Airlines Logo
6:20 pm - 10:05 pm
ORD
-
MDE
26h 45m1 stop
United Airlines Logo
9:45 am - 12:45 am
MDE
-
ORD
15h 00m1 stop
$310United Airlines
Sat, Feb 28 - Tue, May 12
Multiple Airlines Logo
5:15 am - 11:53 pm
ORD
-
MDE
17h 38m2 stops
Multiple Airlines Logo
8:31 am - 11:47 pm
MDE
-
ORD
16h 16m2 stops
$314Multiple Airlines
Tue, Feb 3 - Tue, Feb 10

LATAM Airlines flights from Illinois to South America

Our best LATAM Airlines deals on Illinois to South America flight tickets
LATAM Airlines
Mar 10
ORD5:59 pmChicago O'Hare Intl
22h 46m
2 stops
BOG4:45 pmBogotá El Dorado
Mar 20
BOG3:55 pmBogotá El Dorado
18h 24m
1 stop
ORD10:19 amChicago O'Hare Intl
$358
Find similar
LATAM Airlines
Feb 18
ORD6:45 amChicago O'Hare Intl
11h 45m
1 stop
BOG7:30 pmBogotá El Dorado
Feb 25
BOG10:55 amBogotá El Dorado
14h 02m
2 stops
ORD11:57 pmChicago O'Hare Intl
$366
Find similar
LATAM Airlines
Apr 11
MDW10:49 amChicago Midway
22h 31m
2 stops
MDE9:20 amMedellín Jose Maria Cordova Intl
Apr 15
MDE5:45 amMedellín Jose Maria Cordova Intl
28h 06m
2 stops
MDW9:51 amChicago Midway
$435
Find similar

Delta flights from Illinois to South America

Our best Delta deals on Illinois to South America flight tickets
Delta
Jan 19
ORD5:30 amChicago O'Hare Intl
13h 00m
1 stop
BOG7:30 pmBogotá El Dorado
Jan 25
BOG6:35 pmBogotá El Dorado
30h 21m
2 stops
ORD11:56 pmChicago O'Hare Intl
$363
Find similar
Delta
Jan 19
ORD5:35 pmChicago O'Hare Intl
19h 50m
2 stops
BOG2:25 pmBogotá El Dorado
Jan 21
BOG3:55 pmBogotá El Dorado
22h 23m
2 stops
ORD1:18 pmChicago O'Hare Intl
$368
Find similar
Delta
Jan 18
ORD7:05 amChicago O'Hare Intl
30h 20m
1 stop
BOG2:25 pmBogotá El Dorado
Jan 20
BOG3:55 pmBogotá El Dorado
19h 10m
1 stop
ORD10:05 amChicago O'Hare Intl
$370
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to South America 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 December 21, 2025.
Use the filters below to find and compare flights from Illinois to South America that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCartagena

ORD - CTG

ORDCTG

Chicago O'Hare Intl

Wed 2/11

5:15 am-1:10 pm

1 stop6h 55m

Cartagena Rafael Nunez

Tue 2/17

2:21 pm-11:22 am

1 stop22h 01m

$277

ChicagoCartagena

ORD - CTG

ORDCTG

Chicago O'Hare Intl

Sun 1/11

5:15 am-1:15 pm

1 stop7h 00m

Cartagena Rafael Nunez

Thu 1/15

2:21 pm-11:46 pm

1 stop10h 25m

$283

ChicagoCartagena

ORD - CTG

ORDCTG

Chicago O'Hare Intl

Thu 2/5

8:43 pm-1:10 pm

1 stop15h 27m

Cartagena Rafael Nunez

Tue 2/10

2:21 pm-9:03 pm

1 stop7h 42m

$288

ChicagoCartagena

ORD - CTG

ORDCTG

Chicago O'Hare Intl

Tue 1/13

2:13 pm-8:41 am

1 stop17h 28m

Cartagena Rafael Nunez

Tue 1/20

9:42 am-10:21 pm

1 stop13h 39m

$290

ChicagoCartagena

ORD - CTG

ORDCTG

Chicago O'Hare Intl

Tue 1/20

10:20 pm-2:35 pm

1 stop15h 15m

Cartagena Rafael Nunez

Sat 1/24

8:30 am-8:20 pm

1 stop12h 50m

$297

ChicagoMedellín

ORD - MDE

ORDMDE

Chicago O'Hare Intl

Sun 3/1

7:35 am-10:05 pm

1 stop13h 30m

Medellín Jose Maria Cordova Intl

Fri 5/15

9:45 am-12:45 am

1 stop15h 00m

$303

ChicagoMedellín

ORD - MDE

ORDMDE

Chicago O'Hare Intl

Tue 1/13

7:35 am-8:00 pm

1 stop11h 25m

Medellín Jose Maria Cordova Intl

Sun 1/18

4:30 pm-12:24 am

1 stop8h 54m

$306

ChicagoMedellín

ORD - MDE

ORDMDE

Chicago O'Hare Intl

Mon 1/26

9:23 am-4:00 pm

1 stop29h 37m

Medellín Jose Maria Cordova Intl

Wed 1/28

11:50 pm-8:18 am

1 stop9h 28m

$308

ChicagoMedellín

ORD - MDE

ORDMDE

Chicago O'Hare Intl

Sat 2/28

6:20 pm-10:05 pm

1 stop26h 45m

Medellín Jose Maria Cordova Intl

Tue 5/12

9:45 am-12:45 am

1 stop15h 00m

$310

ChicagoMedellín

ORD - MDE

ORDMDE

Chicago O'Hare Intl

Tue 2/3

5:15 am-11:53 pm

2 stops17h 38m

Medellín Jose Maria Cordova Intl

Tue 2/10

8:31 am-11:47 pm

2 stops16h 16m

$314

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

What is the cheapest month to fly to South America?

In general, September 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 $561. If you aren’t able to travel during the month of September, then book flights to South America from Illinois during October instead. Flights to South America in October, while not as cheap as those in September, still average around $563.

What is the cheapest day to depart on your flight to South America?

The cheapest day to depart from Illinois to South America is on a Wednesday when prices can be found for as low as $667. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to South America for around $743.

What is the cheapest time of day to depart on your flight to South America?

Our data shows that the cheapest Illinois to South America flights are usually those with departure times at noon. Our users have found flights to South America at noon for as low as $599. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $758 on average. Flights to South America from Illinois in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 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 $604 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 $482 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 28% 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

$264

Fastest flight time

5h 50m

Direct flights

Every day

Airports in South America

463 airports
The best one-way flight to South America from Illinois in the past 72 hours is $264. The best round-trip flight deal from Illinois to South America found on momondo in the last 72 hours is $397.
The fastest flight from Illinois to South America takes 5h 50m
Direct flights go from Illinois to South America every day.
There are 463 airports in South America. From Illinois there are direct flights to Bogotá El Dorado (BOG).
Search flight deals

  • 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?

  • 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?

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
Spirit AirlinesPriceFrom $240Free CancellationRating
6.3
8,190 reviews
Search Spirit Airlines flights
LATAM AirlinesPriceFrom $292Free CancellationRating
7.5
1,894 reviews
Search LATAM Airlines flights
AviancaPriceFrom $292Free CancellationRating
6.6
2,488 reviews
Search Avianca flights
Copa AirlinesPriceFrom $299Free CancellationRating
7.6
1,558 reviews
Search Copa Airlines flights
DeltaPriceFrom $302Free CancellationRating
7.9
8,017 reviews
Search Delta flights
United AirlinesPriceFrom $302Free CancellationRating
7.4
9,100 reviews
Search United Airlines flights
American AirlinesPriceFrom $311Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights
ArajetPriceFrom $360Free CancellationRating
6.8
38 reviews
Search Arajet flights
Air CanadaPriceFrom $479Free CancellationRating
7.1
10,550 reviews
Search Air Canada flights
GOLPriceFrom $596Free CancellationRating
7.3
1,131 reviews
Search GOL 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.
Start using Trips
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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
Flights to Limafrom $255
Flights to Buenos Airesfrom $481
Flights to Sao Paulofrom $373
Flights to Bogotáfrom $177
Flights to Rio de Janeirofrom $472
Flights to Medellínfrom $187
Flights to Santiagofrom $413
Flights to Cartagenafrom $173
Flights to Quitofrom $228
Flights to Cuscofrom $420
Flights to Guayaquilfrom $197
Flights to Califrom $180