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South America

$91+ Cheap flights from Illinois to South America

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BOG
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Illinois to South America

Cheapest flights from Illinois to South America
Explore the most affordable flight options available from Illinois to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Expedia deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:05 am
ORD
-
CTG
1 stop7h 14m
Spirit Airlines
Tue 4/141:24 pm
CTG
-
ORD
1 stop9h 53m
Spirit Airlines
Deal found 1/24$272
This Kiwi.com deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:15 am
ORD
-
CTG
1 stop6h 55m
Spirit Airlines
Thu 2/262:21 pm
CTG
-
ORD
1 stop7h 52m
Spirit Airlines
Deal found 1/24$273
This CheapOair deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/178:41 pm
ORD
-
CTG
1 stop15h 38m
Spirit Airlines
Tue 3/241:24 pm
CTG
-
ORD
1 stop9h 53m
Spirit Airlines
Deal found 1/24$275
This Expedia deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:15 am
ORD
-
CTG
1 stop6h 55m
Spirit Airlines
Tue 3/311:24 pm
CTG
-
ORD
1 stop9h 53m
Spirit Airlines
Deal found 1/24$276
This Kiwi.com deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/288:16 pm
ORD
-
CTG
1 stop15h 54m
Spirit Airlines
Tue 3/32:21 pm
CTG
-
ORD
1 stop7h 52m
Spirit Airlines
Deal found 1/24$277
This Kiwi.com deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/273:40 pm
ORD
-
CTG
1 stop20h 30m
Multiple Airlines
Wed 3/42:21 pm
CTG
-
ORD
1 stop10h 26m
Multiple Airlines
Deal found 1/24$278
This FlightHub deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/18:43 pm
ORD
-
CTG
1 stop15h 27m
Spirit Airlines
Sun 2/82:21 pm
CTG
-
ORD
1 stop10h 26m
Spirit Airlines
Deal found 1/26$279
This Kiwi.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:15 am
ORD
-
CTG
1 stop6h 55m
Spirit Airlines
Fri 2/272:21 pm
CTG
-
ORD
1 stop7h 52m
Spirit Airlines
Deal found 1/25$280
This CheapOair deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/225:15 am
ORD
-
CTG
1 stop6h 55m
Spirit Airlines
Fri 2/272:21 pm
CTG
-
ORD
2 stops20h 01m
Spirit Airlines
Deal found 1/24$281
This KAYAK deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:05 am
ORD
-
CTG
1 stop7h 14m
Spirit Airlines
Wed 4/81:24 pm
CTG
-
ORD
1 stop9h 53m
Spirit Airlines
Deal found 1/25$282
This Cheapflightsfares deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/165:15 am
ORD
-
BOG
1 stop7h 55m
Spirit Airlines
Fri 2/203:06 pm
BOG
-
ORD
2 stops17h 48m
Spirit Airlines
Deal found 1/26$282
This CheapOair deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:15 am
ORD
-
CTG
1 stop6h 55m
Spirit Airlines
Sun 3/151:24 pm
CTG
-
ORD
1 stop21h 57m
Spirit Airlines
Deal found 1/25$283

Find flight deals from Illinois to South America

Keep the following information in mind while searching for Illinois to South America flight deals. Data was last updated January 26, 2026.

Round-trip from

$273
(Kiwi.com)

One-way from

$91
(CheapOair)

Popular in

December

Cheapest in

February

Average price

$421

Good round-trip deal

$381 or less

Good one-way deal

$180 or less
From Illinois to South America
Search Deals
One-way flight from Illinois to South America
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Illinois to South America.
Search Deals
Price to beat on a one-way flight from Illinois to South America.
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Illinois to South America that are best for you.

Fly from

Illinois

Fly to

South America

Route

Depart

Return

Price

ChicagoCartagena

ORD - CTG

ORDCTG

Chicago O'Hare Intl

Wed 3/18

5:05 am-12:19 pm

1 stop7h 14m

Cartagena Rafael Nunez

Tue 3/24

1:24 pm-11:17 pm

1 stop9h 53m

$290

ChicagoCartagena

ORD - CTG

ORDCTG

Chicago O'Hare Intl

Thu 2/5

2:22 pm-8:41 am

1 stop17h 19m

Cartagena Rafael Nunez

Tue 2/10

6:25 am-12:04 am

1 stop18h 39m

$293

ChicagoCartagena

ORD - CTG

ORDCTG

Chicago O'Hare Intl

Thu 2/5

2:22 pm-8:41 am

1 stop17h 19m

Cartagena Rafael Nunez

Mon 2/9

9:22 am-12:04 am

1 stop15h 42m

$293

ChicagoBogotá

ORD - BOG

ORDBOG

Chicago O'Hare Intl

Wed 2/18

7:34 am-8:12 pm

1 stop11h 38m

Bogotá El Dorado

Wed 2/25

10:40 am-12:04 am

1 stop14h 24m

$293

ChicagoBogotá

ORD - BOG

ORDBOG

Chicago O'Hare Intl

Mon 2/23

2:22 pm-12:05 am

1 stop8h 43m

Bogotá El Dorado

Thu 2/26

4:40 pm-12:04 am

1 stop8h 24m

$293

ChicagoBogotá

ORD - BOG

ORDBOG

Chicago O'Hare Intl

Mon 2/9

7:34 am-5:03 pm

1 stop8h 29m

Bogotá El Dorado

Wed 2/18

8:40 am-12:04 am

1 stop16h 24m

$293

ChicagoBogotá

ORD - BOG

ORDBOG

Chicago O'Hare Intl

Fri 2/6

2:22 pm-9:25 am

1 stop18h 03m

Bogotá El Dorado

Mon 2/9

10:00 am-12:04 am

1 stop15h 04m

$293

ChicagoMedellín

ORD - MDE

ORDMDE

Chicago O'Hare Intl

Thu 3/12

8:41 pm-12:21 am

1 stop27h 40m

Medellín Jose Maria Cordova Intl

Sat 3/14

1:17 am-11:21 am

1 stop10h 04m

$300

ChicagoCartagena

ORD - CTG

ORDCTG

Chicago O'Hare Intl

Wed 3/11

5:15 am-12:10 pm

1 stop6h 55m

Cartagena Rafael Nunez

Mon 3/16

1:24 pm-5:11 pm

2 stops27h 47m

$302

ChicagoCartagena

ORD - CTG

ORDCTG

Chicago O'Hare Intl

Sat 2/28

8:16 pm-1:10 pm

1 stop15h 54m

Cartagena Rafael Nunez

Mon 3/9

1:21 pm-5:03 pm

2 stops27h 42m

$302

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to South America

Have a flexible travel schedule? Discover the best time to fly to South America from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to South America

What is the cheapest month to book a flight from Illinois to South America?

Currently, June is the cheapest month in which you can book a flight from Illinois to South America (average of $198). Flying from Illinois to South America in November is currently the most expensive (average of $289). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to SA?

Find hourly flight availability from Illinois to South America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 26, 2026.

It’s typically best to fly out from Illinois to South America in the morning. Doing so could potentially save you 35% on the flight price compared to flying in the afternoon, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Illinois to South America. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to South America?

    A quick flight from Illinois to South America can take about 7h 14m. Spirit Airlines provides one of the quickest options available for as low as $290. Airlines will cover a distance of 2303 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Illinois to South America one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $86. However, be on the lookout for offers from Avianca and Copa Airlines, as they are both options that can get you from Illinois to South America for a low price.

  • Can I find deals for flights from Illinois to South America that include hotel bookings?

    Yes. In addition to deals on Illinois to South America flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to South America?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to South America.

  • Can I find deals for business class flights from Illinois to South America?

    Yes. Cheapflights offers flight deals from Illinois to South America by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to South America?

    Currently, June is the cheapest month in which you can book a flight from Illinois to South America (average of $198). Flying from Illinois to South America in November is currently the most expensive (average of $289). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to South America

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Illinois to South America

Discover the top 10 airlines that operate flights from Illinois to South America. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$142Average$742FlexibilityNo cancel feeOn-time69%
DeltaCheapest$188Average$742FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$189Average$466FlexibilityNo cancel feeOn-time65%
LATAM AirlinesCheapest$268Average$646FlexibilityNo cancel feeOn-time81%
Copa AirlinesCheapest$277Average$615FlexibilityNo cancel feeOn-time70%
AviancaCheapest$279Average$636FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$311Average$822FlexibilityNo cancel feeOn-time71%
ArajetCheapest$360Average$878FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$479Average$773FlexibilityNo cancel feeOn-time67%
GOLCheapest$596Average$706FlexibilityNo cancel feeOn-time74%

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