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 $254. Users have also found prices from $455 and $458 on Copa Airlines and LATAM Airlines, 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 $899 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.

$972+ 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	$526 (Cheapflightsfares)
One-way from	$254 (Yatra.com)
Popular in	December
Cheapest in	April
Average price	$666

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 Chile

Search Deals

One-way flight from Illinois to Chile

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($77 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($32 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 30, 2025.

Sun 7/273:45 pmORD - SCL

2 stops35h 30mAvianca

Mon 8/42:30 pmSCL - ORD

1 stop23h 45mAvianca

Deal found 4/29

$526

Tue 6/32:35 pmORD - SCL

1 stop21h 50mMultiple Airlines

Mon 6/91:55 amSCL - ORD

2 stops22h 09mMultiple Airlines

Deal found 4/28

$653

Mon 8/47:54 amORD - SCL

1 stop14h 14mCopa Airlines

Mon 8/112:23 amSCL - ORD

1 stop22h 59mCopa Airlines

Deal found 4/29

$792

Mon 9/153:40 pmMDW - SCL

1 stop14h 20mLATAM Airlines

Mon 9/229:40 pmSCL - MDW

1 stop14h 11mLATAM Airlines

Deal found 4/28

$796

Mon 9/153:35 pmORD - SCL

1 stop14h 25mDelta

Tue 9/309:40 pmSCL - ORD

1 stop20h 58mDelta

Deal found 4/28

$804

Thu 9/256:00 amORD - SCL

1 stop24h 00mLATAM Airlines

Mon 10/1312:25 amSCL - ORD

2 stops25h 28mLATAM Airlines

Deal found 4/29

$816

Sat 11/2910:35 amMDW - SCL

2 stops17h 25mDelta

Mon 12/811:15 pmSCL - MDW

1 stop18h 39mDelta

Deal found 4/28

$844

Sat 11/19:00 amSTL - SCL

2 stops20h 00mDelta

Sat 11/228:10 amSCL - STL

2 stops18h 29mDelta

Deal found 4/28

$884

Sat 11/17:19 amSTL - SCL

1 stop22h 31mAmerican Airlines

Sat 11/229:30 pmSCL - STL

2 stops17h 14mAmerican Airlines

Deal found 4/29

$888

Fri 6/137:56 amORD - ANF

3 stops34h 42mMultiple Airlines

Fri 6/206:46 amANF - ORD

3 stops40h 10mMultiple Airlines

Deal found 4/29

$931

Fri 12/124:00 pmSTL - SCL

2 stops18h 25mLATAM Airlines

Sat 3/76:30 amSCL - STL

2 stops20h 10mLATAM Airlines

Deal found 4/29

$934

Wed 6/115:35 pmSTL - SCL

2 stops34h 00mMultiple Airlines

Thu 6/199:45 amSCL - STL

1 stop15h 08mMultiple Airlines

Deal found 4/28

$1,000

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 30, 2025.

Sun 7/273:45 pmORD - SCL

2 stops35h 30mAvianca

Mon 8/42:30 pmSCL - ORD

1 stop23h 45mAvianca

Deal found 4/29

$526

Tue 6/32:35 pmORD - SCL

1 stop21h 50mMultiple Airlines

Mon 6/91:55 amSCL - ORD

2 stops22h 09mMultiple Airlines

Deal found 4/28

$653

Mon 8/43:07 pmORD - SCL

1 stop12h 57mCopa Airlines

Mon 8/112:23 amSCL - ORD

1 stop22h 59mCopa Airlines

Deal found 4/27

$792

Mon 9/151:16 pmORD - SCL

1 stop16h 44mDelta

Wed 9/249:40 pmSCL - ORD

1 stop14h 23mDelta

Deal found 4/28

$804

Thu 9/256:00 amORD - SCL

1 stop24h 00mLATAM Airlines

Mon 10/1312:25 amSCL - ORD

2 stops25h 28mLATAM Airlines

Deal found 4/29

$816

Sat 6/71:30 pmSTL - SCL

2 stops22h 55mAir Canada

Thu 6/1211:55 pmSCL - STL

2 stops37h 41mAir Canada

Deal found 4/28

$1,397

Tue 7/1512:38 pmMDW - SCL

1 stop17h 22mLATAM Airlines

Thu 7/248:40 pmSCL - MDW

1 stop14h 01mLATAM Airlines

Deal found 4/29

$861

Tue 7/1510:26 amMDW - SCL

2 stops18h 14mDelta

Thu 7/244:55 pmSCL - MDW

2 stops17h 46mDelta

Deal found 4/29

$874

Thu 6/125:25 pmORD - ANF

3 stops32h 40mMultiple Airlines

Thu 6/195:00 amANF - ORD

3 stops43h 45mMultiple Airlines

Deal found 4/28

$907

Sat 10/257:20 amSTL - SCL

1 stop22h 00mDelta

Fri 10/3112:30 amSCL - STL

2 stops19h 32mDelta

Deal found 4/28

$884

Sat 10/255:40 pmSTL - SCL

1 stop11h 40mLATAM Airlines

Fri 10/3112:30 amSCL - STL

3 stops25h 09mLATAM Airlines

Deal found 4/28

$888

Wed 6/115:35 pmSTL - SCL

2 stops34h 00mMultiple Airlines

Thu 6/199:45 amSCL - STL

1 stop15h 08mMultiple Airlines

Deal found 4/28

$1,000

Last-minute flights from Illinois to Chile
Discover last-minute flight deals from Illinois to Chile. Data last updated April 30, 2025 and is based on user searches.

Sat 5/35:34 pmORD - SCL

2 stops17h 51mLATAM Airlines

Mon 5/512:13 pmSCL - ORD

2 stops21h 28mLATAM Airlines

Deal found 4/29

$884

Sat 5/39:23 pmMDW - SCL

3 stops28h 12mMultiple Airlines

Mon 5/58:10 amSCL - MDW

3 stops35h 56mMultiple Airlines

Deal found 4/29

$1,537

Sun 5/116:38 pmMDW - SCL

2 stops21h 02mLATAM Airlines

Wed 5/1412:30 amSCL - MDW

2 stops18h 13mLATAM Airlines

Deal found 4/29

$919

Tue 5/132:35 pmORD - SCL

1 stop13h 00mAvianca

Tue 5/2011:55 pmSCL - ORD

1 stop14h 20mAvianca

Deal found 4/29

$645

Tue 5/137:54 amORD - SCL

1 stop17h 53mCopa Airlines

Mon 5/192:24 amSCL - ORD

1 stop23h 10mCopa Airlines

Deal found 4/29

$1,032

Thu 5/153:40 pmSTL - SCL

2 stops19h 20mLATAM Airlines

Mon 5/198:40 pmSCL - STL

1 stop16h 24mLATAM Airlines

Deal found 4/28

$1,099

Thu 5/1510:10 amSTL - SCL

3 stops35h 20mMultiple Airlines

Mon 5/197:35 amSCL - STL

3 stops30h 01mMultiple Airlines

Deal found 4/28

$1,177

Thu 5/155:40 pmSTL - SCL

1 stop12h 20mDelta

Sun 5/1812:30 amSCL - STL

2 stops21h 10mDelta

Deal found 4/28

$1,224

Fri 5/161:08 pmMDW - SCL

2 stops16h 37mDelta

Fri 5/238:40 pmSCL - MDW

2 stops16h 48mDelta

Deal found 4/28

$1,098

Mon 5/199:55 amORD - SCL

3 stops26h 30mMultiple Airlines

Mon 5/268:15 pmSCL - ORD

2 stops22h 26mMultiple Airlines

Deal found 4/27

$697

Mon 5/192:35 pmORD - IPC

2 stops24h 45mMultiple Airlines

Mon 5/262:45 pmIPC - ORD

2 stops21h 30mMultiple Airlines

Deal found 4/29

$1,848

Mon 5/1910:31 amORD - IPC

2 stops28h 49mLATAM Airlines

Mon 5/262:45 pmIPC - ORD

3 stops32h 13mLATAM Airlines

Deal found 4/29

$2,064

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 30, 2025.

Tue 6/105:25 pmORD - SCL

2 stops19h 00mAvianca

Deal found 4/29

$254

Sat 5/174:15 pmORD - SCL

2 stops44h 10mMultiple Airlines

Deal found 4/27

$279

Thu 6/129:12 pmMDW - SCL

2 stops21h 12mMultiple Airlines

Deal found 4/29

$452

Mon 7/211:07 amORD - SCL

1 stop20h 37mCopa Airlines

Deal found 4/29

$455

Tue 7/2210:26 amMDW - SCL

2 stops18h 14mLATAM Airlines

Deal found 4/29

$458

Tue 6/1010:26 amMDW - SCL

2 stops17h 19mDelta

Deal found 4/29

$543

Wed 5/71:30 pmORD - SCL

2 stops22h 35mLATAM Airlines

Deal found 4/29

$625

Thu 6/126:15 amORD - BBA

3 stops33h 10mMultiple Airlines

Deal found 4/28

$651

Fri 6/131:31 pmORD - IPC

2 stops23h 49mDelta

Deal found 4/29

$986

Fri 6/1311:08 amORD - IPC

3 stops50h 27mMultiple Airlines

Deal found 4/29

$1,565

Wed 6/111:57 amORD - BBA

2 stops34h 03mLATAM Airlines

Deal found 4/28

$2,191

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

Sun 7/27

3:45 pm-4:15 am

2 stops35h 30m

Santiago Arturo Merino Benitez

Mon 8/4

2:30 pm-1:15 pm

1 stop23h 45m

$526

ChicagoSantiago

ORD - SCL

ORDSCL

Chicago O'Hare Intl

Tue 6/3

2:35 pm-1:25 pm

1 stop21h 50m

Santiago Arturo Merino Benitez

Mon 6/9

1:55 am-11:04 pm

2 stops22h 09m

$653

ChicagoSantiago

ORD - SCL

ORDSCL

Chicago O'Hare Intl

Mon 8/4

3:07 pm-5:04 am

1 stop12h 57m

Santiago Arturo Merino Benitez

Mon 8/11

2:23 am-12:22 am

1 stop22h 59m

$792

ChicagoSantiago

ORD - SCL

ORDSCL

Chicago O'Hare Intl

Mon 9/15

1:16 pm-8:00 am

1 stop16h 44m

Santiago Arturo Merino Benitez

Wed 9/24

9:40 pm-10:03 am

1 stop14h 23m

$804

ChicagoSantiago

ORD - SCL

ORDSCL

Chicago O'Hare Intl

Thu 9/25

6:00 am-8:00 am

1 stop24h 00m

Santiago Arturo Merino Benitez

Mon 10/13

12:25 am-11:53 pm

2 stops25h 28m

$816

ChicagoSantiago

MDW - SCL

MDWSCL

Chicago Midway

Wed 7/9

12:38 pm-7:00 am

1 stop17h 22m

Santiago Arturo Merino Benitez

Tue 7/22

8:40 pm-11:53 am

1 stop16h 13m

$861

ChicagoSantiago

MDW - SCL

MDWSCL

Chicago Midway

Tue 7/15

10:26 am-5:40 am

2 stops18h 14m

Santiago Arturo Merino Benitez

Thu 7/24

4:55 pm-9:41 am

2 stops17h 46m

$874

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Sat 10/25

7:20 am-7:20 am

1 stop22h 00m

Santiago Arturo Merino Benitez

Fri 10/31

12:30 am-6:02 pm

2 stops19h 32m

$884

St. LouisSantiago

STL - SCL

STLSCL

Lambert-St Louis

Sat 10/25

5:40 pm-7:20 am

1 stop11h 40m

Santiago Arturo Merino Benitez

Fri 10/31

12:30 am-11:39 pm

3 stops25h 09m

$888

ChicagoAntofagasta

ORD - ANF

ORDANF

Chicago O'Hare Intl

Fri 6/13

7:56 am-7:38 pm

3 stops34h 42m

Antofagasta Cerro Moreno

Fri 6/20

6:46 am-9:56 pm

3 stops40h 10m

$931

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 36 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

7,929 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

7,929 reviews

Delta

8.0

Very good

7,929 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

1,767 reviews

Delta

8.0

Very good

7,929 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

1,411 reviews

Delta

8.0

Very good

7,929 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.

Air Canada

7.0

Good

9,244 reviews

Delta

8.0

Very good

7,929 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.

Iberia

7.0

Good

2,698 reviews

Delta

8.0

Very good

7,929 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 $254. Users have also found prices from $455 and $458 on Copa Airlines and LATAM Airlines, 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$695	FlexibilityNo cancel fee	On-time71%
Copa Airlines	Cheapest$620	Average$891	FlexibilityNo cancel fee	On-time70%
Air Canada	Cheapest$707	Average$951	FlexibilityNo cancel fee	On-time67%
American Airlines	Cheapest$750	Average$1,010	FlexibilityNo cancel fee	On-time71%
LATAM Airlines	Cheapest$772	Average$1,578	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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$254+ 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 6/10. 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

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2. Select your favorite providers

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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 30, 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 30, 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 30, 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 30, 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 30, 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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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 30, 2025.