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

For one-way options, check prices for Avianca. According to our data, you can fly for as low as $255. Users have also found prices from $455 and $458 on Copa Airlines and Delta, respectively.

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

Users have found that booking a flight from Illinois to Chile at least 23 days early can save you up to 60% on average compared to booking a flight this week. If booking 23 days before your flight isn’t an option for you, users have found flights from Illinois to Chile for as little as $547 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $895 for flights departing within the next 3 days.

What is the cheapest month to fly from Illinois to Chile?

Our data shows that April tends to be the cheapest month to fly to Chile from Illinois. Users have commonly found prices around $904 for the month, but tickets can be as low as $605. Due to multiple factors, prepare for potentially higher prices in December.

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

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

How can I find direct flights from Illinois to Chile?

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

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

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

$1,153+ Flights from Illinois to Chile

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Cheap flight deals from Illinois to Chile

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$602 (Priceline)
One-way from	$255 (Priceline)
Popular in	December
Cheapest in	April
Average price	$666

Provider with most accurate pricing for Chicago (CHI)-Santiago Arturo Merino Benitez flight deals.

Search Deals

Provider most trusted by Cheapflights users for Chicago (CHI)-Santiago Arturo Merino Benitez flights.

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From Illinois to Chile

Search Deals

One-way flight from Illinois to Chile

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($75 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Illinois to Chile

Cheapest flights from Illinois to Chile
Explore the most affordable flight options available from Illinois to Chile. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Thu 8/215:25 pmORD - SCL

2 stops19h 00mAvianca

Fri 8/2911:55 pmSCL - ORD

1 stop14h 20mAvianca

Deal found 4/21

$597

Wed 9/103:11 pmORD - SCL

2 stops34h 24mMultiple Airlines

Fri 9/264:35 amSCL - ORD

2 stops20h 12mMultiple Airlines

Deal found 4/21

$633

Thu 8/217:54 amORD - SCL

1 stop20h 10mCopa Airlines

Thu 8/2812:23 amSCL - ORD

1 stop14h 19mCopa Airlines

Deal found 4/22

$792

Tue 10/141:05 pmMDW - SCL

1 stop16h 55mDelta

Wed 10/229:40 pmSCL - MDW

1 stop19h 14mDelta

Deal found 4/22

$804

Tue 10/149:30 amORD - SCL

1 stop20h 30mDelta

Thu 10/238:45 amSCL - ORD

2 stops17h 08mDelta

Deal found 4/22

$804

Tue 11/43:30 pmSTL - SCL

1 stop12h 30mDelta

Mon 11/1712:30 amSCL - STL

2 stops20h 32mDelta

Deal found 4/21

$804

Wed 11/196:00 amSTL - SCL

3 stops22h 00mLATAM Airlines

Wed 12/310:50 pmSCL - STL

2 stops22h 12mLATAM Airlines

Deal found 4/21

$808

Thu 6/52:35 pmORD - ANF

2 stops26h 32mMultiple Airlines

Thu 6/1212:37 pmANF - ORD

2 stops25h 38mMultiple Airlines

Deal found 4/21

$818

Mon 8/113:22 pmORD - SCL

1 stop14h 43mAmerican Airlines

Tue 8/199:55 pmSCL - ORD

2 stops17h 20mAmerican Airlines

Deal found 4/21

$843

Wed 6/1812:44 pmMDW - SCL

1 stop17h 16mLATAM Airlines

Sun 6/2911:25 pmSCL - MDW

2 stops23h 20mLATAM Airlines

Deal found 4/22

$873

Wed 10/85:34 amSTL - SCL

1 stop24h 31mAmerican Airlines

Wed 2/411:45 pmSCL - STL

1 stop14h 59mAmerican Airlines

Deal found 4/22

$916

Fri 6/66:10 amORD - CCP

3 stops39h 35mMultiple Airlines

Fri 6/1311:00 amCCP - ORD

3 stops35h 56mMultiple Airlines

Deal found 4/22

$930

Best flights from Illinois to Chile
Discover carefully curated flight deals from Illinois to Chile that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2025.

Tue 7/155:25 pmORD - SCL

2 stops19h 00mAvianca

Tue 7/2211:55 pmSCL - ORD

1 stop14h 20mAvianca

Deal found 4/20

$602

Wed 6/49:55 amORD - SCL

3 stops26h 30mMultiple Airlines

Mon 6/161:55 amSCL - ORD

2 stops31h 55mMultiple Airlines

Deal found 4/22

$721

Wed 10/811:51 amSTL - SCL

2 stops16h 49mLATAM Airlines

Tue 2/312:25 amSCL - STL

2 stops20h 39mLATAM Airlines

Deal found 4/22

$804

Mon 7/141:07 amORD - SCL

1 stop21h 01mCopa Airlines

Mon 7/212:23 amSCL - ORD

1 stop22h 57mCopa Airlines

Deal found 4/22

$862

Wed 7/910:35 amMDW - SCL

2 stops18h 05mDelta

Tue 7/228:40 pmSCL - MDW

1 stop16h 15mDelta

Deal found 4/22

$874

Wed 7/92:30 pmORD - SCL

2 stops15h 35mAmerican Airlines

Tue 7/229:55 pmSCL - ORD

2 stops17h 20mAmerican Airlines

Deal found 4/22

$878

Thu 6/52:35 pmORD - ANF

2 stops26h 32mMultiple Airlines

Thu 6/1212:37 pmANF - ORD

2 stops25h 38mMultiple Airlines

Deal found 4/21

$818

Wed 6/1812:44 pmMDW - SCL

1 stop17h 16mLATAM Airlines

Sun 6/2911:25 pmSCL - MDW

2 stops23h 20mLATAM Airlines

Deal found 4/22

$873

Wed 10/85:34 amSTL - SCL

1 stop24h 31mAmerican Airlines

Wed 2/411:45 pmSCL - STL

1 stop14h 59mAmerican Airlines

Deal found 4/22

$916

Tue 6/35:25 pmORD - CJC

3 stops25h 26mMultiple Airlines

Tue 6/1012:02 pmCJC - ORD

2 stops26h 13mMultiple Airlines

Deal found 4/21

$853

Wed 7/95:55 pmORD - SCL

1 stop12h 05mLATAM Airlines

Tue 7/2211:25 pmSCL - ORD

2 stops25h 30mLATAM Airlines

Deal found 4/22

$874

Wed 5/283:40 pmSTL - SCL

2 stops17h 50mDelta

Mon 6/98:40 pmSCL - STL

1 stop18h 57mDelta

Deal found 4/22

$1,024

Last-minute flights from Illinois to Chile
Discover last-minute flight deals from Illinois to Chile. Data last updated April 22, 2025 and is based on user searches.

Tue 4/229:52 amMDW - SCL

2 stops17h 53mDelta

Tue 5/64:55 pmSCL - MDW

2 stops17h 45mDelta

Deal found 4/21

$1,044

Tue 4/229:55 amORD - SCL

2 stops17h 50mDelta

Mon 5/512:30 amSCL - ORD

2 stops19h 30mDelta

Deal found 4/21

$1,044

Sun 4/276:00 amORD - SCL

2 stops22h 00mMultiple Airlines

Tue 5/62:30 pmSCL - ORD

1 stop23h 45mMultiple Airlines

Deal found 4/21

$803

Sun 4/273:09 pmORD - SCL

1 stop12h 55mCopa Airlines

Mon 5/52:24 amSCL - ORD

1 stop23h 10mCopa Airlines

Deal found 4/21

$1,032

Sun 4/276:35 pmORD - SCL

2 stops17h 20mLATAM Airlines

Mon 5/512:30 amSCL - ORD

2 stops19h 30mLATAM Airlines

Deal found 4/21

$1,055

Sun 4/2712:48 pmMDW - SCL

1 stop17h 12mLATAM Airlines

Tue 5/68:40 pmSCL - MDW

1 stop14h 00mLATAM Airlines

Deal found 4/21

$1,109

Wed 4/302:35 pmORD - SCL

1 stop21h 50mAvianca

Fri 5/3011:55 pmSCL - ORD

1 stop14h 20mAvianca

Deal found 4/21

$645

Fri 5/29:40 amSTL - SCL

2 stops35h 50mMultiple Airlines

Thu 5/152:24 amSCL - STL

2 stops17h 59mMultiple Airlines

Deal found 4/22

$5,096

Fri 5/26:00 amSTL - SCL

2 stops21h 45mLATAM Airlines

Fri 5/169:35 pmSCL - STL

2 stops27h 03mLATAM Airlines

Deal found 4/22

$5,602

Fri 5/210:30 amSTL - SCL

2 stops19h 20mDelta

Fri 5/168:40 pmSCL - STL

1 stop16h 14mDelta

Deal found 4/22

$8,278

Sun 5/49:40 amMDW - SCL

3 stops26h 45mMultiple Airlines

Wed 5/74:55 amSCL - MDW

3 stops39h 11mMultiple Airlines

Deal found 4/21

$1,348

Tue 5/67:00 pmORD - PUQ

3 stops40h 20mMultiple Airlines

Fri 5/99:51 amPUQ - ORD

3 stops32h 00mMultiple Airlines

Deal found 4/22

$1,374

One-way flights from Illinois to Chile
Search for one-way flight options from Illinois to Chile. Find affordable one-way fares based on user searches. Data last updated April 22, 2025.

Sun 7/133:45 pmORD - SCL

2 stops35h 30mAvianca

Deal found 4/22

$255

Sat 5/104:15 pmORD - SCL

2 stops44h 10mMultiple Airlines

Deal found 4/21

$297

Sat 8/166:10 amORD - PUQ

3 stops29h 10mMultiple Airlines

Deal found 4/21

$439

Mon 7/141:07 amORD - SCL

1 stop21h 01mCopa Airlines

Deal found 4/21

$455

Tue 7/151:05 pmMDW - SCL

2 stops16h 25mDelta

Deal found 4/21

$458

Sat 5/36:04 amMDW - SCL

3 stops20h 26mLATAM Airlines

Deal found 4/21

$559

Wed 5/76:18 pmORD - SCL

2 stops17h 47mLATAM Airlines

Deal found 4/22

$587

Thu 6/51:30 pmORD - CJC

2 stops23h 09mDelta

Deal found 4/21

$631

Sat 5/36:45 pmMDW - SCL

2 stops26h 45mMultiple Airlines

Deal found 4/21

$637

Thu 6/511:07 amORD - CJC

3 stops20h 08mLATAM Airlines

Deal found 4/21

$734

Wed 6/41:57 amORD - CJC

2 stops34h 42mMultiple Airlines

Deal found 4/21

$1,354

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSantiago

ORD - SCL

ORDSCL

Chicago O'Hare Intl

Tue 7/15

5:25 pm-1:25 pm

2 stops19h 00m

Santiago Arturo Merino Benitez

Tue 7/22

11:55 pm-1:15 pm

1 stop14h 20m

$602

ChicagoSantiago

ORD - SCL

ORDSCL

Chicago O'Hare Intl

Wed 6/4

9:55 am-1:25 pm

3 stops26h 30m

Santiago Arturo Merino Benitez

Mon 6/16

1:55 am-8:50 am

2 stops31h 55m

$721

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Wed 10/8

11:51 am-6:40 am

2 stops16h 49m

Santiago Arturo Merino Benitez

Tue 2/3

12:25 am-6:04 pm

2 stops20h 39m

$804

ChicagoAntofagasta

ORD - ANF

ORDANF

Chicago O'Hare Intl

Thu 6/5

2:35 pm-6:07 pm

2 stops26h 32m

Antofagasta Cerro Moreno

Thu 6/12

12:37 pm-1:15 pm

2 stops25h 38m

$818

ChicagoSantiago

ORD - SCL

ORDSCL

Chicago O'Hare Intl

Mon 7/14

1:07 am-10:44 pm

1 stop20h 37m

Santiago Arturo Merino Benitez

Tue 7/22

11:27 am-12:20 am

1 stop13h 53m

$862

ChicagoSantiago

MDW - SCL

MDWSCL

Chicago Midway

Wed 6/18

12:44 pm-7:00 am

1 stop17h 16m

Santiago Arturo Merino Benitez

Sun 6/29

11:25 pm-9:45 pm

2 stops23h 20m

$873

ChicagoSantiago

MDW - SCL

MDWSCL

Chicago Midway

Wed 7/9

10:35 am-5:40 am

2 stops18h 05m

Santiago Arturo Merino Benitez

Tue 7/22

8:40 pm-11:55 am

1 stop16h 15m

$874

ChicagoSantiago

ORD - SCL

ORDSCL

Chicago O'Hare Intl

Wed 7/9

5:55 pm-7:00 am

1 stop12h 05m

Santiago Arturo Merino Benitez

Tue 7/22

11:25 pm-11:55 pm

2 stops25h 30m

$874

ChicagoSantiago

ORD - SCL

ORDSCL

Chicago O'Hare Intl

Wed 7/9

2:30 pm-7:05 am

2 stops15h 35m

Santiago Arturo Merino Benitez

Tue 7/22

9:55 pm-2:15 pm

2 stops17h 20m

$878

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Wed 10/8

5:34 am-8:05 am

1 stop24h 31m

Santiago Arturo Merino Benitez

Wed 2/4

11:45 pm-11:44 am

1 stop14h 59m

$916

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 39 results

Best time to book a flight from Illinois to Chile

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

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

Currently, April is the cheapest month in which you can book a flight from Illinois to Chile (average of $752). Flying from Illinois to Chile in December is currently the most expensive (average of $1,098). 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 CL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Chile as you normally would.

Rainfall in Chile by month

In terms of precipitation, rainfall in Chile ranges from 0.0 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Chile when rainfall is around 0.0 in.

Temperature in Chile by month

If weather is an important factor for your trip to Chile, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 46.4 F).

Reviews of airlines servicing Chile

To help decide which airline to fly from Illinois to Chile, see what other customers have to say about Delta, LATAM Airlines and Copa Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,920 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LATAM Airlines

7.5

Good

1,765 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Copa Airlines

7.5

Good

1,408 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Avianca

6.7

Okay

2,319 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines to fly from Illinois to Chile one-way?
For one-way options, check prices for Avianca. According to our data, you can fly for as low as $255. Users have also found prices from $455 and $458 on Copa Airlines and Delta, respectively.
Can I find deals for flights from Illinois to Chile that include hotel bookings?
Yes. In addition to deals on Illinois to Chile flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Illinois to Chile?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Chile.
Can I find deals for business class flights from Illinois to Chile?
Yes. Cheapflights offers flight deals from Illinois to Chile 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 Chile?
Currently, April is the cheapest month in which you can book a flight from Illinois to Chile (average of $752). Flying from Illinois to Chile in December is currently the most expensive (average of $1,098). 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

Top 7 airlines flying from Illinois to Chile

Airline	Cheapest	Average	Flexibility	On-time
Avianca	Cheapest$512	Average$698	FlexibilityNo cancel fee	On-time71%
Copa Airlines	Cheapest$620	Average$898	FlexibilityNo cancel fee	On-time70%
Air Canada	Cheapest$707	Average$951	FlexibilityNo cancel fee	On-time67%
American Airlines	Cheapest$750	Average$993	FlexibilityNo cancel fee	On-time71%
LATAM Airlines	Cheapest$772	Average$1,577	FlexibilityNo cancel fee	On-time81%
United Airlines	Cheapest$782	Average$982	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$792	Average$956	FlexibilityNo cancel fee	On-timeN/A

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$255+ Cheap flights from Illinois to Chile

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 7/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Illinois to Chile with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Illinois to Chile

Keep the following information in mind while searching for Illinois to Chile flight deals. Data was last updated April 22, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Illinois to Chile

Cheapest flights from Illinois to ChileExplore the most affordable flight options available from Illinois to Chile. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Explore the most affordable flight options available from Illinois to Chile. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Illinois to Chile

Have a flexible travel schedule? Discover the best time to fly to Chile from Illinois with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Chile

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

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

Find hourly flight availability from Illinois to Chile. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 22, 2025.

Rainfall in Chile by month

Plan your trip to Chile by taking into account the average rainfall totals by month.

Temperature in Chile by month

Plan your trip to Chile by taking into account the average temperature totals by month.

Reviews of airlines servicing Chile

Get insights into the airlines that provide service to Chile. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chile. Reviews last updated April 22, 2025.

To help decide which airline to fly from Illinois to Chile, see what other customers have to say about Delta, LATAM Airlines and Copa Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

How can I find direct flights from Illinois to Chile?

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

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

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 Chile

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Illinois to Chile

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Travel Smart

Cheapest flights from Illinois to Chile
Explore the most affordable flight options available from Illinois to Chile. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.