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

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

What airlines fly to Illinois?

Copa Airlines, American Airlines and Delta are the top three most popular airlines that fly to Illinois from Santiago according to our data. Copa Airlines is the first choice among our users, with 31% 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 September 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.

$326 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.

12:35 am - 2:29 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

15h 54m2 stops Miami Atlanta Hartsfield-Jackson

6:08 pm - 8:15 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

12h 07m1 stop Atlanta Hartsfield-Jackson

$525LATAM Airlines

Wed, Sep 30 - Mon, Oct 19

10:30 pm - 7:49 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

24h 19m1 stop Miami

4:43 pm - 9:00 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

13h 17m1 stop Miami

$526American Airlines

Fri, Nov 6 - Thu, Jan 7

6:40 am - 11:57 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

19h 17m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

5:27 am - 2:35 pmORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

31h 08m2 stops Atlanta Hartsfield-Jackson Bogotá El Dorado

$526LATAM Airlines

Wed, Oct 7 - Thu, Oct 22

10:30 pm - 1:19 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

17h 49m2 stops Miami New York LaGuardia

4:43 pm - 9:00 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

13h 17m1 stop Miami

$531American Airlines

Fri, Nov 6 - Thu, Jan 7

1:07 am - 12:57 amSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

25h 50m1 stop Panama City Tocumen Intl

8:35 am - 12:22 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

13h 47m1 stop Panama City Tocumen Intl

$546Copa Airlines

Sun, Oct 11 - Mon, Oct 26

12:22 pm - 1:02 amSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

14h 40m1 stop Panama City Tocumen Intl

8:01 am - 12:22 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

14h 21m1 stop Panama City Tocumen Intl

$546Copa Airlines

Tue, Sep 29 - Wed, Oct 21

7:30 am - 9:30 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

16h 00m1 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

$583Avianca

Thu, Oct 29 - Fri, Nov 6

1:30 am - 9:20 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

21h 50m1 stop Bogotá El Dorado

11:20 pm - 3:15 pmORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

13h 55m1 stop Bogotá El Dorado

$588Avianca

Mon, Sep 28 - Wed, Oct 21

10:15 am - 11:50 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

16h 35m2 stops Miami Atlanta Hartsfield-Jackson

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

$594Delta

Mon, Feb 1 - Sun, Feb 7

11:55 pm - 5:20 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

19h 25m1 stop New York John F Kennedy Intl

10:35 am - 7:30 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

17h 55m2 stops Atlanta Hartsfield-Jackson Bogotá El Dorado

$594Delta

Thu, Oct 22 - Tue, Nov 3

Cheap last minute flights

Enter your travel dates to find the best prices.

8:40 pm - 9:49 amSCL Santiago Arturo Merino Benitez-MDW Chicago Midway

15h 09m1 stop Atlanta Hartsfield-Jackson

10:48 am - 6:25 amMDW Chicago Midway-SCL Santiago Arturo Merino Benitez

17h 37m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

$623LATAM Airlines

Wed, Sep 16 - Wed, Sep 23

8:40 pm - 2:29 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

19h 49m1 stop Atlanta Hartsfield-Jackson

6:00 pm - 5:35 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

33h 35m2 stops New York John F Kennedy Intl Miami

$623LATAM Airlines

Fri, Sep 18 - Sat, Oct 3

7:40 am - 9:20 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

15h 40m1 stop Bogotá El Dorado

11:20 pm - 5:45 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

28h 25m1 stop Bogotá El Dorado

$641Avianca

Thu, Sep 17 - Thu, Sep 24

7:40 am - 9:20 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

15h 40m1 stop Bogotá El Dorado

11:20 pm - 12:20 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

23h 00m1 stop Bogotá El Dorado

$641Avianca

Fri, Sep 18 - Thu, Sep 24

5:14 am - 1:02 amSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

21h 48m1 stop Panama City Tocumen Intl

3:20 pm - 12:22 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

31h 02m1 stop Panama City Tocumen Intl

$667Copa Airlines

Wed, Sep 16 - Wed, Sep 23

12:22 pm - 1:59 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

27h 37m1 stop Panama City Tocumen Intl

3:20 pm - 12:22 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

31h 02m1 stop Panama City Tocumen Intl

$691Copa Airlines

Fri, Sep 18 - Sat, Oct 3

9:30 pm - 12:16 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

16h 46m2 stops Miami Philadelphia

4:35 pm - 8:00 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

13h 25m1 stop Miami

$775American Airlines

Fri, Sep 18 - Sat, Oct 3

9:30 pm - 2:20 pmSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

18h 50m2 stops Miami Charlotte Douglas

1:19 pm - 8:00 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

16h 41m2 stops Charlotte Douglas Miami

$775American Airlines

Fri, Sep 18 - Sat, Oct 3

5:14 am - 7:55 amSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

28h 41m2 stops Panama City Tocumen Intl Houston George Bush Intcntl

8:50 am - 3:56 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

17h 06m2 stops Houston George Bush Intcntl Panama City Tocumen Intl

$791United Airlines

Wed, Sep 16 - Tue, Sep 22

5:14 am - 12:59 amSCL Santiago Arturo Merino Benitez-ORD Chicago O'Hare Intl

21h 45m2 stops Panama City Tocumen Intl Houston George Bush Intcntl

8:50 am - 3:56 amORD Chicago O'Hare Intl-SCL Santiago Arturo Merino Benitez

17h 06m2 stops Houston George Bush Intcntl Panama City Tocumen Intl

$791United Airlines

Sat, Sep 19 - Tue, Sep 22

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Copa Airlines flights from Santiago to Illinois

Our best Copa Airlines deals on Santiago to Illinois flight tickets

Copa Airlines

Oct 27

SCL1:31 amSantiago Arturo Merino Benitez

25h 34m

1 stop

ORD1:05 amChicago O'Hare Intl

Nov 7

ORD7:35 amChicago O'Hare Intl

13h 44m

1 stop

SCL12:19 amSantiago Arturo Merino Benitez

$591

Copa Airlines

Nov 6

SCL12:15 pmSantiago Arturo Merino Benitez

27h 31m

1 stop

ORD12:46 pmChicago O'Hare Intl

Jan 7

ORD7:35 amChicago O'Hare Intl

17h 11m

1 stop

SCL3:46 amSantiago Arturo Merino Benitez

$611

Copa Airlines

Oct 11

SCL1:07 amSantiago Arturo Merino Benitez

25h 50m

1 stop

ORD12:57 amChicago O'Hare Intl

Oct 26

ORD8:35 amChicago O'Hare Intl

13h 47m

1 stop

SCL12:22 amSantiago Arturo Merino Benitez

$619

Delta flights from Santiago to Illinois

Our best Delta deals on Santiago to Illinois flight tickets

Delta

Sep 29

SCL11:55 pmSantiago Arturo Merino Benitez

18h 18m

2 stops

ORD4:13 pmChicago O'Hare Intl

Oct 20

ORD11:30 amChicago O'Hare Intl

17h 25m

2 stops

SCL6:55 amSantiago Arturo Merino Benitez

$594

Delta

Dec 20

SCL11:00 pmSantiago Arturo Merino Benitez

21h 25m

2 stops

ORD5:25 pmChicago O'Hare Intl

Jan 5

ORD3:00 pmChicago O'Hare Intl

12h 40m

1 stop

SCL6:40 amSantiago Arturo Merino Benitez

$610

Delta

Oct 12

SCL11:55 pmSantiago Arturo Merino Benitez

21h 16m

2 stops

ORD7:11 pmChicago O'Hare Intl

Oct 26

ORD8:29 amChicago O'Hare Intl

21h 11m

2 stops

SCL7:40 amSantiago Arturo Merino Benitez

$614

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SantiagoChicago

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

SCLORD

Santiago Arturo Merino Benitez

Wed 9/30

12:35 am-2:29 pm

2 stops15h 54m

Chicago O'Hare Intl

Mon 10/19

6:08 pm-8:15 am

1 stop12h 07m

$525

SantiagoChicago

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

SCLORD

Santiago Arturo Merino Benitez

Fri 11/6

10:30 pm-7:49 pm

1 stop24h 19m

Chicago O'Hare Intl

Thu 1/7

4:43 pm-9:00 am

1 stop13h 17m

$526

SantiagoChicago

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

SCLORD

Santiago Arturo Merino Benitez

Wed 10/7

6:40 am-11:57 pm

2 stops19h 17m

Chicago O'Hare Intl

Thu 10/22

5:27 am-2:35 pm

2 stops31h 08m

$526

SantiagoChicago

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

SCLORD

Santiago Arturo Merino Benitez

Fri 11/6

10:30 pm-1:19 pm

2 stops17h 49m

Chicago O'Hare Intl

Thu 1/7

4:43 pm-9:00 am

1 stop13h 17m

$531

SantiagoChicago

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

SCLORD

Santiago Arturo Merino Benitez

Sun 10/11

1:07 am-12:57 am

1 stop25h 50m

Chicago O'Hare Intl

Mon 10/26

8:35 am-12:22 am

1 stop13h 47m

$546

SantiagoChicago

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

SCLORD

Santiago Arturo Merino Benitez

Tue 9/29

12:22 pm-1:02 am

1 stop14h 40m

Chicago O'Hare Intl

Wed 10/21

8:01 am-12:22 am

1 stop14h 21m

$546

SantiagoChicago

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

SCLORD

Santiago Arturo Merino Benitez

Thu 10/29

7:30 am-9:30 pm

1 stop16h 00m

Chicago O'Hare Intl

Fri 11/6

10:30 pm-3:10 pm

1 stop13h 40m

$583

SantiagoChicago

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

SCLORD

Santiago Arturo Merino Benitez

Mon 9/28

1:30 am-9:20 pm

1 stop21h 50m

Chicago O'Hare Intl

Wed 10/21

11:20 pm-3:15 pm

1 stop13h 55m

$588

SantiagoChicago

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

SCLORD

Santiago Arturo Merino Benitez

Mon 2/1

10:15 am-11:50 pm

2 stops16h 35m

Chicago O'Hare Intl

Sun 2/7

7:00 am-6:40 am

2 stops20h 40m

$594

SantiagoChicago

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

SCLORD

Santiago Arturo Merino Benitez

Thu 10/22

11:55 pm-5:20 pm

1 stop19h 25m

Chicago O'Hare Intl

Tue 11/3

10:35 am-7:30 am

2 stops17h 55m

$594

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 August. Flight prices, which tend to average around $648, 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 August, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $651.

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 $720 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 $539 on momondo.

Can stopping save me money on Santiago to Illinois flights?

You could potentially save up to 6% 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	$326
Fastest flight time	14h 42m
Direct flights	None

The best one-way flight to Illinois from Santiago in the past 72 hours is $326. The best round-trip flight deal from Santiago to Illinois found on momondo in the last 72 hours is $525.

The fastest flight from Santiago to Illinois takes 14h 42m

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 September 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 2,551 reviews	Search Avianca flights
Copa Airlines	PriceFrom $343	Free Cancellation	Rating 7.6 1,542 reviews	Search Copa Airlines flights
LATAM Airlines	PriceFrom $573	Free Cancellation	Rating 7.4 1,985 reviews	Search LATAM Airlines flights
American Airlines	PriceFrom $587	Free Cancellation	Rating 7.1 12,056 reviews	Search American Airlines flights
Delta	PriceFrom $596	Free Cancellation	Rating 7.8 8,568 reviews	Search Delta 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.