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

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

What airlines fly to Illinois?

American Airlines, Copa Airlines and Delta are the top three most popular airlines that fly to Illinois from Santiago according to our data. American Airlines is the first choice among our users, with 39% 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 March 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.

$310 Cheap Flights from Santiago to Illinois in 2026

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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.

11:25 am - 1:13 am

SCL

ORD

14h 48m

1 stop

8:02 am - 11:26 pm

ORD

SCL

14h 24m

1 stop

$581Copa Airlines

Thu, Apr 30 - Thu, May 7

11:25 am - 1:13 am

SCL

ORD

14h 48m

1 stop

8:06 am - 2:20 am

ORD

SCL

17h 14m

1 stop

$597Copa Airlines

Tue, Apr 14 - Mon, Apr 27

10:55 pm - 5:41 pm

SCL

ORD

19h 46m

1 stop

1:15 pm - 6:55 am

ORD

SCL

16h 40m

2 stops

$619LATAM Airlines

Thu, Aug 20 - Wed, Sep 2

10:55 pm - 5:41 pm

SCL

ORD

19h 46m

1 stop

1:15 pm - 6:55 am

ORD

SCL

16h 40m

2 stops

$620LATAM Airlines

Mon, Aug 10 - Mon, Aug 24

12:30 am - 9:20 pm

SCL

ORD

21h 50m

1 stop

11:20 pm - 11:20 pm

ORD

SCL

23h 00m

1 stop

$621Avianca

Sun, Apr 26 - Thu, Apr 30

11:25 am - 1:13 am

SCL

ORD

14h 48m

1 stop

8:02 am - 10:43 pm

ORD

SCL

13h 41m

1 stop

$624Copa Airlines

Mon, Apr 20 - Tue, May 26

8:35 pm - 12:36 pm

SCL

ORD

17h 01m

2 stops

1:19 pm - 7:05 am

ORD

SCL

16h 46m

2 stops

$632American Airlines

Mon, Apr 20 - Tue, May 26

8:40 pm - 4:26 pm

SCL

MDW

20h 46m

1 stop

6:23 am - 7:15 am

MDW

SCL

23h 52m

1 stop

$646Delta

Tue, Apr 28 - Sun, May 10

11:00 pm - 4:29 pm

SCL

MDW

18h 29m

2 stops

12:52 pm - 6:55 am

MDW

SCL

17h 03m

2 stops

$654Delta

Wed, Apr 15 - Mon, Apr 20

8:30 pm - 10:24 am

SCL

STL

14h 54m

1 stop

11:48 am - 6:50 am

STL

SCL

18h 02m

1 stop

$913American Airlines

Wed, Jul 15 - Wed, Aug 5

Avianca flights from Santiago to Illinois

Our best Avianca deals on Santiago to Illinois flight tickets

Avianca

Apr 26

SCL12:30 amSantiago Arturo Merino Benitez

21h 50m

1 stop

ORD9:20 pmChicago O'Hare Intl

Apr 30

ORD11:20 pmChicago O'Hare Intl

23h 00m

1 stop

SCL11:20 pmSantiago Arturo Merino Benitez

$621

Avianca

Apr 13

SCL6:40 amSantiago Arturo Merino Benitez

15h 40m

1 stop

ORD9:20 pmChicago O'Hare Intl

Apr 19

ORD11:20 pmChicago O'Hare Intl

13h 55m

1 stop

SCL2:15 pmSantiago Arturo Merino Benitez

$637

Avianca

May 1

SCL3:20 pmSantiago Arturo Merino Benitez

31h 00m

1 stop

ORD9:20 pmChicago O'Hare Intl

May 8

ORD11:20 pmChicago O'Hare Intl

23h 00m

1 stop

SCL11:20 pmSantiago Arturo Merino Benitez

$640

American Airlines flights from Santiago to Illinois

Our best American Airlines deals on Santiago to Illinois flight tickets

American Airlines

Apr 20

SCL8:35 pmSantiago Arturo Merino Benitez

17h 01m

2 stops

ORD12:36 pmChicago O'Hare Intl

May 26

ORD1:19 pmChicago O'Hare Intl

16h 46m

2 stops

SCL7:05 amSantiago Arturo Merino Benitez

$632

American Airlines

Apr 20

SCL8:35 pmSantiago Arturo Merino Benitez

17h 03m

2 stops

ORD12:38 pmChicago O'Hare Intl

May 26

ORD2:57 pmChicago O'Hare Intl

15h 08m

2 stops

SCL7:05 amSantiago Arturo Merino Benitez

$633

American Airlines

Apr 28

SCL8:35 pmSantiago Arturo Merino Benitez

18h 45m

2 stops

ORD2:20 pmChicago O'Hare Intl

May 26

ORD1:19 pmChicago O'Hare Intl

16h 46m

2 stops

SCL7:05 amSantiago Arturo Merino Benitez

$641

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

Thu 4/30

11:25 am-1:13 am

1 stop14h 48m

Chicago O'Hare Intl

Thu 5/7

8:02 am-11:26 pm

1 stop14h 24m

$581

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

Tue 4/14

11:25 am-1:13 am

1 stop14h 48m

Chicago O'Hare Intl

Mon 4/27

8:06 am-2:20 am

1 stop17h 14m

$597

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

Thu 8/20

10:55 pm-5:41 pm

1 stop19h 46m

Chicago O'Hare Intl

Wed 9/2

1:15 pm-6:55 am

2 stops16h 40m

$619

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

Mon 8/10

10:55 pm-5:41 pm

1 stop19h 46m

Chicago O'Hare Intl

Mon 8/24

1:15 pm-6:55 am

2 stops16h 40m

$620

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

Sun 4/26

12:30 am-9:20 pm

1 stop21h 50m

Chicago O'Hare Intl

Thu 4/30

11:20 pm-11:20 pm

1 stop23h 00m

$621

Quickest round-trip

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

Mon 4/20

11:25 am-1:13 am

1 stop14h 48m

Chicago O'Hare Intl

Tue 5/26

8:02 am-10:43 pm

1 stop13h 41m

$624

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

Mon 4/20

8:35 pm-12:36 pm

2 stops17h 01m

Chicago O'Hare Intl

Tue 5/26

1:19 pm-7:05 am

2 stops16h 46m

$632

SantiagoChicago

SCL - MDW

SCLMDW

Santiago Arturo Merino Benitez

Tue 4/28

8:40 pm-4:26 pm

1 stop20h 46m

Chicago Midway

Sun 5/10

6:23 am-7:15 am

1 stop23h 52m

$646

SantiagoChicago

SCL - MDW

SCLMDW

Santiago Arturo Merino Benitez

Wed 4/15

11:00 pm-4:29 pm

2 stops18h 29m

Chicago Midway

Mon 4/20

12:52 pm-6:55 am

2 stops17h 03m

$654

SantiagoSt. Louis

SCL - STL

SCLSTL

Santiago Arturo Merino Benitez

Wed 7/15

8:30 pm-10:24 am

1 stop14h 54m

Lambert-St Louis

Wed 8/5

11:48 am-6:50 am

1 stop18h 02m

$913

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 $561, 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 March is also cheap. Prices for this month can be found on momondo for an average of $625.

How far in advance should I book a flight 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 $767 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 $629 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

Fastest flight time	13h 31m
Direct flights	None

The fastest flight from Santiago to Illinois takes 13h 31m

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

Search flight deals

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 March 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
Copa Airlines	PriceFrom $343	Free Cancellation	Rating 7.5 1,571 reviews	Search Copa Airlines flights
Delta	PriceFrom $504	Free Cancellation	Rating 7.9 8,293 reviews	Search Delta flights
LATAM Airlines	PriceFrom $513	Free Cancellation	Rating 7.4 1,915 reviews	Search LATAM Airlines flights
Avianca	PriceFrom $519	Free Cancellation	Rating 6.5 2,500 reviews	Search Avianca flights
American Airlines	PriceFrom $587	Free Cancellation	Rating 7.1 11,474 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.