What is the cheapest airline that flies from Santiago Arturo Merino Benitez to Illinois?

Avianca, LATAM Airlines, and Aeromexico are the most popular carriers operating from Santiago Arturo Merino Benitez to Illinois

What airlines fly to Illinois?

LATAM Airlines, Copa Airlines and Delta are the top three most popular airlines that fly to Illinois from Santiago according to our data. LATAM Airlines is the first choice among our users, with 28% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Santiago Arturo Merino Benitez Airport to Illinois?

Prices for flights from Santiago Arturo Merino Benitez Airport to Illinois were last updated today.

How many operators does momondo search for flights from Santiago Arturo Merino Benitez Airport to Illinois?

As of November 2026, there are 5 operators available to choose from for flights from Santiago Arturo Merino Benitez Airport to Illinois.

How old do you have to be to fly from Santiago Arturo Merino Benitez Airport to Illinois?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Santiago Arturo Merino Benitez Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$347 Cheap Flights from Santiago to Illinois in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Santiago to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:55 pm - 5:34 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

19h 39m1 stop New York John F Kennedy Intl

6:00 am - 5:25 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

22h 25m1 stop New York John F Kennedy Intl

$562LATAM Airlines

Mon, Apr 5 - Sun, Apr 18

10:55 pm - 5:34 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

19h 39m1 stop New York John F Kennedy Intl

6:00 am - 5:25 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

22h 25m1 stop New York John F Kennedy Intl

$565LATAM Airlines

Mon, Apr 5 - Sun, Apr 18

2:10 am - 9:30 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

21h 20m1 stop Bogotá El Dorado

11:20 pm - 2:15 pmORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

13h 55m1 stop Bogotá El Dorado

$588Avianca

Sun, Mar 14 - Mon, Apr 5

12:30 am - 9:20 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

21h 50m1 stop Bogotá El Dorado

11:20 pm - 2:15 pmORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

13h 55m1 stop Bogotá El Dorado

$590Avianca

Mon, Apr 19 - Fri, Apr 30

12:20 pm - 12:11 amSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

14h 51m1 stop Panama City Tocumen Intl

7:35 am - 5:57 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

19h 22m1 stop Panama City Tocumen Intl

$591Copa Airlines

Mon, Dec 14 - Mon, Jan 4

12:20 pm - 11:03 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

13h 43m1 stop Panama City Tocumen Intl

2:13 pm - 11:40 pmORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

30h 27m1 stop Panama City Tocumen Intl

$591Copa Airlines

Mon, Dec 14 - Sat, Jan 2

9:50 pm - 12:46 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

17h 56m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

7:00 am - 6:40 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

20h 40m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

$595Delta

Fri, Dec 25 - Fri, Jan 1

9:50 pm - 4:26 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

21h 36m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

9:55 am - 6:40 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

17h 45m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

$595Delta

Mon, Feb 1 - Sun, Feb 14

10:30 pm - 7:56 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

24h 26m1 stop Miami

12:00 pm - 8:00 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

17h 00m1 stop Dallas/Fort Worth

$598American Airlines

Tue, Dec 15 - Tue, Jan 5

11:15 pm - 7:59 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

23h 44m1 stop Dallas/Fort Worth

9:10 am - 8:00 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

19h 50m1 stop Dallas/Fort Worth

$598American Airlines

Mon, Dec 14 - Sat, Jan 2

Cheap last minute flights

Enter your travel dates to find the best prices.

12:15 pm - 12:11 amSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

14h 56m1 stop Panama City Tocumen Intl

7:35 am - 3:38 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

17h 03m1 stop Panama City Tocumen Intl

$591Copa Airlines

Wed, Nov 18 - Tue, Nov 24

1:26 am - 12:46 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

14h 20m1 stop Panama City Tocumen Intl

2:13 pm - 8:15 pmORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

27h 02m1 stop Panama City Tocumen Intl

$591Copa Airlines

Tue, Nov 17 - Wed, Nov 25

11:10 pm - 12:51 pmSCL Santiago Arturo Merino Benitez-MDW Chicago Midway

16h 41m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

1:31 pm - 7:40 amMDW Chicago Midway-SCL Santiago Arturo Merino Benitez

15h 09m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

$595Delta

Thu, Nov 19 - Tue, Nov 24

11:10 pm - 10:24 amSCL Santiago Arturo Merino Benitez-MDW Chicago Midway

14h 14m1 stop Atlanta Hartsfield-Jackson

9:30 am - 7:40 amMDW Chicago Midway-SCL Santiago Arturo Merino Benitez

19h 10m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

$595Delta

Wed, Nov 18 - Tue, Nov 24

8:40 am - 11:54 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

18h 14m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

10:30 am - 6:55 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

17h 25m1 stop New York John F Kennedy Intl

$637LATAM Airlines

Thu, Nov 19 - Tue, Nov 24

11:10 pm - 12:20 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

16h 10m1 stop Atlanta Hartsfield-Jackson

10:30 am - 6:55 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

17h 25m1 stop New York John F Kennedy Intl

$637LATAM Airlines

Thu, Nov 19 - Tue, Nov 24

10:45 pm - 12:29 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

16h 44m1 stop Houston George Bush Intcntl

7:29 am - 8:50 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

22h 21m1 stop Houston George Bush Intcntl

$641United Airlines

Tue, Nov 17 - Sun, Nov 22

10:45 pm - 10:11 amSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

14h 26m1 stop Houston George Bush Intcntl

5:30 am - 8:50 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

24h 20m1 stop Houston George Bush Intcntl

$641United Airlines

Sun, Nov 15 - Sun, Nov 22

4:15 pm - 8:30 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

31h 15m1 stop Bogotá El Dorado

10:30 pm - 3:10 pmORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

13h 40m1 stop Bogotá El Dorado

$845Avianca

Mon, Nov 16 - Sun, Dec 20

2:10 am - 6:46 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

19h 36m2 stops Bogotá El Dorado Dallas/Fort Worth

10:30 pm - 1:05 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

23h 35m1 stop Bogotá El Dorado

$1,105Avianca

Sat, Nov 14 - Fri, Nov 20

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Copa Airlines flights from Santiago to Illinois

Our best Copa Airlines deals on Santiago to Illinois flight tickets

Copa Airlines

Nov 17

SCL1:26 amSantiago Arturo Merino Benitez

14h 20m

1 stop

ORD12:46 pmChicago O'Hare Intl

Nov 25

ORD2:13 pmChicago O'Hare Intl

27h 02m

1 stop

SCL8:15 pmSantiago Arturo Merino Benitez

$591

Copa Airlines

Dec 28

SCL5:07 amSantiago Arturo Merino Benitez

34h 39m

1 stop

ORD12:46 pmChicago O'Hare Intl

Jan 6

ORD2:13 pmChicago O'Hare Intl

27h 05m

1 stop

SCL8:18 pmSantiago Arturo Merino Benitez

$672

Copa Airlines

Dec 28

SCL5:07 amSantiago Arturo Merino Benitez

34h 39m

1 stop

ORD12:46 pmChicago O'Hare Intl

Jan 6

ORD2:13 pmChicago O'Hare Intl

27h 05m

1 stop

SCL8:18 pmSantiago Arturo Merino Benitez

$674

LATAM Airlines flights from Santiago to Illinois

Our best LATAM Airlines deals on Santiago to Illinois flight tickets

LATAM Airlines

Apr 5

SCL10:55 pmSantiago Arturo Merino Benitez

19h 39m

1 stop

ORD5:34 pmChicago O'Hare Intl

Apr 18

ORD6:00 amChicago O'Hare Intl

22h 25m

1 stop

SCL5:25 amSantiago Arturo Merino Benitez

$562

LATAM Airlines

Apr 5

SCL10:55 pmSantiago Arturo Merino Benitez

19h 39m

1 stop

ORD5:34 pmChicago O'Hare Intl

Apr 18

ORD6:00 amChicago O'Hare Intl

22h 25m

1 stop

SCL5:25 amSantiago Arturo Merino Benitez

$565

LATAM Airlines

Apr 5

SCL10:55 pmSantiago Arturo Merino Benitez

19h 39m

1 stop

ORD5:34 pmChicago O'Hare Intl

Apr 18

ORD6:00 amChicago O'Hare Intl

22h 25m

1 stop

SCL5:25 amSantiago Arturo Merino Benitez

$568

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SantiagoChicago

SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl

SCLORD

Santiago Arturo Merino Benitez

Mon 4/5

10:55 pm-5:34 pm

1 stop19h 39m

Chicago O'Hare Intl

Sun 4/18

6:00 am-5:25 am

1 stop22h 25m

$562

SantiagoChicago

SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl

SCLORD

Santiago Arturo Merino Benitez

Mon 4/5

10:55 pm-5:34 pm

1 stop19h 39m

Chicago O'Hare Intl

Sun 4/18

6:00 am-5:25 am

1 stop22h 25m

$565

SantiagoChicago

SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl

SCLORD

Santiago Arturo Merino Benitez

Sun 3/14

2:10 am-9:30 pm

1 stop21h 20m

Chicago O'Hare Intl

Mon 4/5

11:20 pm-2:15 pm

1 stop13h 55m

$588

SantiagoChicago

SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl

SCLORD

Santiago Arturo Merino Benitez

Mon 4/19

12:30 am-9:20 pm

1 stop21h 50m

Chicago O'Hare Intl

Fri 4/30

11:20 pm-2:15 pm

1 stop13h 55m

$590

Quickest round-trip

SantiagoChicago

SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl

SCLORD

Santiago Arturo Merino Benitez

Mon 12/14

12:20 pm-12:11 am

1 stop14h 51m

Chicago O'Hare Intl

Mon 1/4

7:35 am-5:57 am

1 stop19h 22m

$591

SantiagoChicago

SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl

SCLORD

Santiago Arturo Merino Benitez

Mon 12/14

12:20 pm-11:03 pm

1 stop13h 43m

Chicago O'Hare Intl

Sat 1/2

2:13 pm-11:40 pm

1 stop30h 27m

$591

SantiagoChicago

SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl

SCLORD

Santiago Arturo Merino Benitez

Fri 12/25

9:50 pm-12:46 pm

2 stops17h 56m

Chicago O'Hare Intl

Fri 1/1

7:00 am-6:40 am

2 stops20h 40m

$595

SantiagoChicago

SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl

SCLORD

Santiago Arturo Merino Benitez

Mon 2/1

9:50 pm-4:26 pm

2 stops21h 36m

Chicago O'Hare Intl

Sun 2/14

9:55 am-6:40 am

2 stops17h 45m

$595

SantiagoChicago

SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl

SCLORD

Santiago Arturo Merino Benitez

Tue 12/15

10:30 pm-7:56 pm

1 stop24h 26m

Chicago O'Hare Intl

Tue 1/5

12:00 pm-8:00 am

1 stop17h 00m

$598

SantiagoChicago

SCL Santiago Arturo Merino Benitez - ORD Chicago O'Hare Intl

SCLORD

Santiago Arturo Merino Benitez

Mon 12/14

11:15 pm-7:59 pm

1 stop23h 44m

Chicago O'Hare Intl

Sat 1/2

9:10 am-8:00 am

1 stop19h 50m

$598

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Santiago to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Santiago is in April. Flight prices, which tend to average around $642, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of April, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $645.

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

You are more likely to see cheaper flights to Illinois from Santiago when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $704 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Santiago for as low as $598 on momondo.

Can stopping save me money on Santiago to Illinois flights?

You could potentially save up to 22% on your flight if you consider stops on a Santiago to Illinois flight.

Cheap Santiago to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santiago to Illinois

Best Price Found	$347
Fastest flight time	13h 43m
Direct flights	None

The best one-way flight to Illinois from Santiago in the past 72 hours is $347. The best round-trip flight deal from Santiago to Illinois found on momondo in the last 72 hours is $562.

The fastest flight from Santiago to Illinois takes 13h 43m

There are no direct flights from Santiago to Illinois. There are no popular flight routes from Santiago to Illinois.

Search flight deals

Frequently asked questions about flying from Santiago to Illinois

When did momondo last update prices for flights from Santiago Arturo Merino Benitez Airport to Illinois?
Prices for flights from Santiago Arturo Merino Benitez Airport to Illinois were last updated today.
How many operators does momondo search for flights from Santiago Arturo Merino Benitez Airport to Illinois?
As of November 2026, there are 5 operators available to choose from for flights from Santiago Arturo Merino Benitez Airport to Illinois.
How old do you have to be to fly from Santiago Arturo Merino Benitez Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Santiago Arturo Merino Benitez Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Santiago to Illinois

Compare and see reviews for airlines that fly from Santiago to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Avianca	PriceFrom $316	Free Cancellation	Rating 6.5 2,544 reviews	Search Avianca flights
Copa Airlines	PriceFrom $436	Free Cancellation	Rating 7.6 1,554 reviews	Search Copa Airlines flights
Delta	PriceFrom $530	Free Cancellation	Rating 7.8 8,716 reviews	Search Delta flights
LATAM Airlines	PriceFrom $534	Free Cancellation	Rating 7.5 1,973 reviews	Search LATAM Airlines flights
American Airlines	PriceFrom $587	Free Cancellation	Rating 7.0 12,235 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Santiago to Illinois?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Santiago.

Can I find flights from Santiago to Illinois with flexible booking policies on momondo?

Flights from Santiago to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Santiago to Illinois?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Santiago to Illinois.

I’m not ready to book a flight from Santiago to Illinois right now. Can momondo alert me if prices change?

Price alerts on flights to Illinois from Santiago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.