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South America

$96+ 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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BOG
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
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 diciembre 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/117:35 amORD - MDE
1 stop13h 30mUnited Airlines
dom. 12/141:15 amMDE - ORD
1 stop10h 56mUnited Airlines
Deal found 12/11$303
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/1110:35 amORD - MDE
1 stop10h 30mUnited Airlines
dom. 12/1410:45 amMDE - ORD
1 stop23h 27mUnited Airlines
Deal found 12/11$310
This Copa Airlines deal was found by Cheapflights users on 12/11. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/122:07 pmORD - MDE
1 stop17h 11mCopa Airlines
mar. 12/166:24 amMDE - ORD
1 stop18h 41mCopa Airlines
Deal found 12/11$346
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/117:07 pmORD - CTG
1 stop19h 23mAmerican Airlines
mié. 12/174:30 pmCTG - ORD
1 stop17h 17mAmerican Airlines
Deal found 12/10$369
This Copa Airlines deal was found by Cheapflights users on 12/11. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/132:07 pmORD - MDE
1 stop17h 11mCopa Airlines
mar. 12/165:00 amMDE - ORD
1 stop8h 52mCopa Airlines
Deal found 12/11$374
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/127:35 amORD - MDE
1 stop13h 30mUnited Airlines
mar. 12/161:15 amMDE - ORD
1 stop10h 57mUnited Airlines
Deal found 12/11$388
This Copa Airlines deal was found by Cheapflights users on 12/8. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/102:07 pmORD - CTG
1 stop16h 59mCopa Airlines
dom. 12/149:42 amCTG - ORD
1 stop15h 23mCopa Airlines
Deal found 12/8$404
This Copa Airlines deal was found by Cheapflights users on 12/11. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/217:33 amORD - MDE
1 stop11h 27mCopa Airlines
sáb. 12/2710:46 amMDE - ORD
1 stop12h 35mCopa Airlines
Deal found 12/11$404
This Copa Airlines deal was found by Cheapflights users on 12/9. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/127:33 amORD - MDE
1 stop14h 15mCopa Airlines
dom. 12/1412:42 pmMDE - ORD
1 stop12h 23mCopa Airlines
Deal found 12/9$405
This Kiwi.com deal was found by Cheapflights users on 12/8. 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.
mar. 12/92:07 pmORD - CTG
1 stop19h 54mMultiple Airlines
vie. 12/128:25 amCTG - ORD
1 stop12h 55mMultiple Airlines
Deal found 12/8$408
This Copa Airlines deal was found by Cheapflights users on 12/11. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/127:33 amORD - CTG
1 stop14h 27mCopa Airlines
vie. 12/193:04 pmCTG - ORD
1 stop10h 01mCopa Airlines
Deal found 12/11$419
This American Airlines deal was found by Cheapflights users on 12/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/95:00 amORD - CTG
2 stops9h 30mAmerican Airlines
vie. 12/128:00 amCTG - ORD
2 stops12h 44mAmerican Airlines
Deal found 12/8$421

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 diciembre 12, 2025.

Round-trip from

$295
(FlightHub)

One-way from

$96
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$631

Good round-trip deal

$378 or less

Good one-way deal

$174 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. 4% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 diciembre 12, 2025.
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

ChicagoMedellín

ORD - MDE

ORDMDE

Chicago O'Hare Intl

dom. 3/1

7:35 am-10:05 pm

1 stop13h 30m

Medellín Jose Maria Cordova Intl

lun. 3/9

9:45 am-12:26 am

1 stop14h 41m

$303

ChicagoMedellín

ORD - MDE

ORDMDE

Chicago O'Hare Intl

dom. 3/1

7:35 am-10:05 pm

1 stop13h 30m

Medellín Jose Maria Cordova Intl

sáb. 3/7

10:45 am-12:26 am

1 stop14h 41m

$303

ChicagoMedellín

ORD - MDE

ORDMDE

Chicago O'Hare Intl

dom. 3/1

5:45 am-10:05 pm

1 stop15h 20m

Medellín Jose Maria Cordova Intl

vie. 3/6

10:45 am-12:26 am

1 stop14h 41m

$303

ChicagoMedellín

ORD - MDE

ORDMDE

Chicago O'Hare Intl

mié. 2/25

7:35 am-10:05 pm

1 stop13h 30m

Medellín Jose Maria Cordova Intl

sáb. 3/7

10:45 am-12:26 am

1 stop14h 41m

$303

ChicagoMedellín

ORD - MDE

ORDMDE

Chicago O'Hare Intl

mié. 2/25

8:53 am-10:05 pm

1 stop12h 12m

Medellín Jose Maria Cordova Intl

vie. 3/6

10:45 am-12:26 am

1 stop14h 41m

$303

ChicagoCartagena

ORD - CTG

ORDCTG

Chicago O'Hare Intl

lun. 2/2

8:55 pm-1:30 pm

2 stops15h 35m

Cartagena Rafael Nunez

vie. 2/6

2:30 pm-7:22 am

2 stops17h 52m

$307

ChicagoBogotá

ORD - BOG

ORDBOG

Chicago O'Hare Intl

jue. 3/5

2:22 pm-9:25 am

1 stop18h 03m

Bogotá El Dorado

mar. 3/10

4:45 am-1:31 pm

1 stop8h 46m

$309

ChicagoBogotá

ORD - BOG

ORDBOG

Chicago O'Hare Intl

sáb. 1/17

2:13 pm-10:10 am

1 stop18h 57m

Bogotá El Dorado

mié. 1/28

7:00 am-12:24 am

1 stop18h 24m

$309

ChicagoBogotá

ORD - BOG

ORDBOG

Chicago O'Hare Intl

mié. 1/28

2:13 pm-12:05 am

1 stop8h 52m

Bogotá El Dorado

vie. 2/6

4:45 am-12:31 pm

1 stop8h 46m

$309

ChicagoCartagena

ORD - CTG

ORDCTG

Chicago O'Hare Intl

jue. 2/5

8:43 pm-1:15 pm

1 stop15h 32m

Cartagena Rafael Nunez

lun. 2/9

2:21 pm-11:46 pm

1 stop10h 25m

$310

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

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 $193). Flying from Illinois to South America in December is currently the most expensive (average of $310). 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 diciembre 12, 2025.

It’s typically best to fly out from Illinois to South America at noon. Doing so could potentially save you 18% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Illinois to South America?

Use this chart to determine the cheapest time to fly round-trip from Illinois to South America. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to South America flight should consider departing on Friday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to South America

Explore weekly flight availability from Illinois to South America. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated diciembre 12, 2025.

The most flights from USIL to 0SA are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

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 13h 30m. United Airlines provides one of the quickest options available for as low as $303. Airlines will cover a distance of 2589 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 $193). Flying from Illinois to South America in December is currently the most expensive (average of $310). 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

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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 diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$258Average$503FlexibilityNo cancel feeOn-time65%
Copa AirlinesCheapest$289Average$625FlexibilityNo cancel feeOn-time70%
AviancaCheapest$292Average$650FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$292Average$665FlexibilityNo cancel feeOn-time81%
DeltaCheapest$295Average$739FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$299Average$806FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$311Average$819FlexibilityNo cancel feeOn-time71%
ArajetCheapest$360Average$894FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$479Average$855FlexibilityNo cancel feeOn-time67%
GOLCheapest$596Average$706FlexibilityNo cancel feeOn-time74%

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