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$229+ Cheap flights from Illinois to Santiago (SCL)

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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SCL
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from Illinois to Santiago

Keep the following information in mind while searching for Illinois to Santiago flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$687
(Kiwi.com)

One-way from

$229
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$866
Provider with most accurate pricing for Chicago (CHI)-Santiago Arturo Merino Benitez flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Santiago Arturo Merino Benitez flights.
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From Illinois to Santiago Arturo Merino Benitez
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One-way flight from Illinois to Santiago Arturo Merino Benitez
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Highest demand for flights based on searches. 12% potential increase in price ($120 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Illinois to Santiago

Cheapest flights from Illinois to Santiago
Explore the most affordable flight options available from Illinois to Santiago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This Mytrip deal was found by Cheapflights users on 11/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1310:20 pmORD - SCL
1 stop14h 00mMultiple Airlines
Wed 11/194:25 pmSCL - ORD
3 stops33h 48mMultiple Airlines
Deal found 11/1$686
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 11/2610:47 amORD - SCL
2 stops17h 53mMultiple Airlines
Fri 12/511:25 pmSCL - ORD
1 stop22h 11mMultiple Airlines
Deal found 11/1$687
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Mon 11/248:10 amORD - SCL
1 stop19h 20mMultiple Airlines
Thu 12/44:20 amSCL - ORD
2 stops17h 16mMultiple Airlines
Deal found 11/1$689
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 11/2610:20 pmORD - SCL
1 stop14h 00mMultiple Airlines
Mon 12/812:30 pmSCL - ORD
2 stops33h 06mMultiple Airlines
Deal found 11/1$692
This Delta deal was found by Cheapflights users on 10/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/285:23 amORD - SCL
1 stop23h 17mDelta
Sat 12/611:30 pmSCL - ORD
1 stop16h 13mDelta
Deal found 10/31$695
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Tue 11/2510:20 pmORD - SCL
1 stop14h 00mMultiple Airlines
Thu 12/44:20 amSCL - ORD
2 stops17h 16mMultiple Airlines
Deal found 11/2$697
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 11/195:10 amORD - SCL
2 stops21h 20mMultiple Airlines
Fri 12/511:25 pmSCL - ORD
1 stop22h 11mMultiple Airlines
Deal found 11/1$698
This KAYAK deal was found by Cheapflights users on 10/31. 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.
Sat 11/291:14 pmORD - SCL
1 stop15h 26mLATAM Airlines
Sun 12/77:15 amSCL - ORD
3 stops19h 46mLATAM Airlines
Deal found 10/31$700
This Air Canada deal was found by Cheapflights users on 11/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/159:20 pmORD - SCL
1 stop35h 55mAir Canada
Wed 11/268:55 pmSCL - ORD
2 stops21h 00mAir Canada
Deal found 11/1$701
This Mytrip deal was found by Cheapflights users on 11/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/151:55 pmORD - SCL
3 stops29h 20mMultiple Airlines
Tue 11/251:35 amSCL - ORD
1 stop21h 45mMultiple Airlines
Deal found 11/1$704
This FlightHub deal was found by Cheapflights users on 11/2. 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.
Thu 11/2711:04 amSTL - SCL
2 stops14h 26mLATAM Airlines
Mon 12/810:35 amSCL - STL
2 stops16h 07mLATAM Airlines
Deal found 11/2$753
This Delta deal was found by Cheapflights users on 11/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/912:47 pmMDW - SCL
1 stop15h 53mDelta
Sun 11/2311:10 pmSCL - MDW
1 stop20h 29mDelta
Deal found 11/2$764

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Santiago 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 November 3, 2025.
Use the filters below to find and compare flights from Illinois to Santiago that are best for you.

Fly from

Illinois

Fly to

Santiago

Route

Depart

Return

Price

ChicagoSantiago

ORD - SCL

ORDSCL

Chicago O'Hare Intl

Sun 11/30

6:45 am-7:40 am

1 stop21h 55m

Santiago Arturo Merino Benitez

Mon 12/8

11:30 pm-12:43 pm

1 stop16h 13m

$695

ChicagoSantiago

ORD - SCL

ORDSCL

Chicago O'Hare Intl

Fri 11/28

6:00 am-8:50 am

1 stop23h 50m

Santiago Arturo Merino Benitez

Fri 12/5

10:45 pm-5:03 pm

1 stop21h 18m

$695

ChicagoSantiago

ORD - SCL

ORDSCL

Chicago O'Hare Intl

Fri 11/28

5:23 am-7:40 am

1 stop23h 17m

Santiago Arturo Merino Benitez

Sat 12/6

11:30 pm-12:43 pm

1 stop16h 13m

$695

ChicagoSantiago

MDW - SCL

MDWSCL

Chicago Midway

Sat 1/24

4:30 pm-2:05 pm

2 stops18h 35m

Santiago Arturo Merino Benitez

Thu 2/5

11:10 pm-9:58 am

1 stop13h 48m

$714

ChicagoSantiago

MDW - SCL

MDWSCL

Chicago Midway

Mon 1/12

5:31 pm-2:05 pm

2 stops17h 34m

Santiago Arturo Merino Benitez

Mon 1/26

5:15 am-10:26 pm

2 stops20h 11m

$714

ChicagoSantiago

MDW - SCL

MDWSCL

Chicago Midway

Mon 1/12

11:21 am-7:40 am

1 stop17h 19m

Santiago Arturo Merino Benitez

Mon 1/26

8:15 am-10:26 pm

2 stops17h 11m

$714

ChicagoSantiago

MDW - SCL

MDWSCL

Chicago Midway

Mon 3/9

1:05 pm-7:00 am

1 stop15h 55m

Santiago Arturo Merino Benitez

Thu 3/19

6:30 pm-12:01 pm

2 stops19h 31m

$714

ChicagoSantiago

MDW - SCL

MDWSCL

Chicago Midway

Tue 1/27

10:53 am-7:40 am

1 stop17h 47m

Santiago Arturo Merino Benitez

Tue 2/10

8:15 am-10:26 pm

2 stops17h 11m

$714

ChicagoSantiago

MDW - SCL

MDWSCL

Chicago Midway

Mon 1/12

11:21 am-7:40 am

1 stop17h 19m

Santiago Arturo Merino Benitez

Tue 2/3

11:10 pm-10:01 am

1 stop13h 51m

$714

ChicagoSantiago

ORD - SCL

ORDSCL

Chicago O'Hare Intl

Mon 3/9

10:35 am-7:00 am

2 stops18h 25m

Santiago Arturo Merino Benitez

Wed 3/18

12:25 am-6:57 pm

2 stops20h 32m

$719

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/31

Showing 1-10 of 47 results
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Best time to book a flight from Illinois to Santiago

Have a flexible travel schedule? Discover the best time to fly to Santiago 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 Santiago

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

Currently, February is the cheapest month in which you can book a flight from Illinois to Santiago (average of $457). Flying from Illinois to Santiago in August is currently the most expensive (average of $889). 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 SCL?

Find hourly flight availability from Illinois to Santiago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

When flying from Illinois to Santiago, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 28% versus a flight at noon.

How much does it cost to fly round-trip from Illinois to Santiago?

Related info for your journey

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

  • What airport do you fly into for flights to Santiago from Illinois?

    Santiago Arturo Merino Benitez (SCL) is the airport you will fly into if you book a flight from Illinois to Santiago. It is only a 8.4 mi journey from Arturo Merino Benitez (SCL) to Santiago’s city center.

  • How long is the flight from Illinois to Santiago?

    There are many flights that can get you from Illinois to Santiago in 18h 35m. Fly via Delta, United Airlines, or LATAM Airlines to get the fastest option. The distance from Illinois to Santiago is about 5301 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    One-way options have recently been found by users for as low as $430 on Air Canada. Other airlines that offer cheap prices include Delta from $468 and American Airlines from $543 one-way.

  • What are the most popular routes from Illinois to Santiago?

    Most travelers choose Chicago O'Hare Intl - Santiago Arturo Merino Benitez, Chicago Midway - Santiago Arturo Merino Benitez or Lambert-St Louis - Santiago Arturo Merino Benitez when deciding on the best route from Illinois to Santiago.

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

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

  • How can I find direct flights from Illinois to Santiago?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Santiago 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 Santiago?

    Currently, February is the cheapest month in which you can book a flight from Illinois to Santiago (average of $457). Flying from Illinois to Santiago in August is currently the most expensive (average of $889). 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 Santiago

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Top 7 airlines flying from Illinois to Santiago

Discover the top 7 airlines that operate flights from Illinois to Santiago. 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$484Average$951FlexibilityNo cancel feeOn-time67%
AviancaCheapest$564Average$741FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$626Average$891FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$641Average$861FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$667Average$993FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$684Average$909FlexibilityNo cancel feeOn-time81%
DeltaCheapest$699Average$923FlexibilityNo cancel feeOn-timeN/A

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