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

Copa Airlines and Delta 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 36% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 4 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 May 2026, there are 4 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.

$325 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.

10:55 pm - 5:06 pm

SCL

ORD

19h 11m

1 stop

10:40 am - 6:50 am

ORD

SCL

17h 10m

2 stops

$628LATAM Airlines

Tue, Aug 4 - Thu, Nov 12

10:55 pm - 5:06 pm

SCL

ORD

19h 11m

1 stop

1:48 pm - 6:55 am

ORD

SCL

16h 07m

2 stops

$630LATAM Airlines

Wed, Aug 5 - Wed, Aug 19

4:09 am - 1:15 am

SCL

ORD

22h 06m

1 stop

3:21 pm - 10:43 pm

ORD

SCL

30h 22m

1 stop

$643Copa Airlines

Wed, May 27 - Wed, Jun 10

6:40 am - 9:20 pm

SCL

ORD

15h 40m

1 stop

11:20 pm - 11:20 pm

ORD

SCL

23h 00m

1 stop

$644Avianca

Tue, Jun 2 - Sat, Jun 6

6:40 am - 9:20 pm

SCL

ORD

15h 40m

1 stop

11:20 pm - 2:15 pm

ORD

SCL

13h 55m

1 stop

$645Avianca

Tue, Jun 2 - Sat, Jun 6

8:40 pm - 10:00 am

SCL

MDW

14h 20m

1 stop

1:26 pm - 7:15 am

MDW

SCL

16h 49m

2 stops

$646Delta

Wed, May 27 - Wed, Jun 10

8:40 pm - 12:46 pm

SCL

MDW

17h 06m

2 stops

10:55 am - 7:15 am

MDW

SCL

19h 20m

1 stop

$650Delta

Sun, Jun 14 - Sat, Jul 4

2:22 am - 8:39 am

SCL

STL

31h 17m

2 stops

7:05 pm - 1:50 am

STL

SCL

29h 45m

2 stops

$1,010Copa Airlines

Tue, Jun 2 - Wed, Jul 15

9:00 pm - 10:24 am

SCL

STL

14h 24m

1 stop

6:08 pm - 7:50 am

STL

SCL

11h 42m

1 stop

$1,035American Airlines

Mon, Aug 3 - Mon, Oct 5

9:00 pm - 5:08 pm

SCL

STL

21h 08m

2 stops

6:08 pm - 7:50 am

STL

SCL

11h 42m

1 stop

$1,040American Airlines

Mon, Aug 3 - Mon, Oct 5

Copa Airlines flights from Santiago to Illinois

Our best Copa Airlines deals on Santiago to Illinois flight tickets

Copa Airlines

May 27

SCL4:09 amSantiago Arturo Merino Benitez

22h 06m

1 stop

ORD1:15 amChicago O'Hare Intl

Jun 10

ORD3:21 pmChicago O'Hare Intl

30h 22m

1 stop

SCL10:43 pmSantiago Arturo Merino Benitez

$643

Copa Airlines

Jun 10

SCL11:17 amSantiago Arturo Merino Benitez

17h 43m

1 stop

ORD4:00 amChicago O'Hare Intl

Jun 17

ORD8:02 amChicago O'Hare Intl

17h 58m

1 stop

SCL3:00 amSantiago Arturo Merino Benitez

$653

Copa Airlines

Jul 30

SCL12:06 amSantiago Arturo Merino Benitez

14h 51m

1 stop

ORD1:57 pmChicago O'Hare Intl

Aug 21

ORD8:02 amChicago O'Hare Intl

17h 18m

1 stop

SCL2:20 amSantiago Arturo Merino Benitez

$676

Delta flights from Santiago to Illinois

Our best Delta deals on Santiago to Illinois flight tickets

Delta

May 27

SCL8:40 pmSantiago Arturo Merino Benitez

18h 07m

1 stop

ORD1:47 pmChicago O'Hare Intl

Jun 23

ORD11:23 amChicago O'Hare Intl

18h 32m

2 stops

SCL6:55 amSantiago Arturo Merino Benitez

$646

Delta

Jun 10

SCL7:50 amSantiago Arturo Merino Benitez

17h 09m

2 stops

ORD11:59 pmChicago O'Hare Intl

Jul 1

ORD1:40 pmChicago O'Hare Intl

16h 35m

2 stops

SCL7:15 amSantiago Arturo Merino Benitez

$650

Delta

Jun 10

SCL8:40 pmSantiago Arturo Merino Benitez

14h 29m

1 stop

MDW10:09 amChicago Midway

Jul 6

MDW9:17 amChicago Midway

20h 58m

2 stops

SCL7:15 amSantiago Arturo Merino Benitez

$653

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

Tue 8/4

10:55 pm-5:06 pm

1 stop19h 11m

Chicago O'Hare Intl

Thu 11/12

10:40 am-6:50 am

2 stops17h 10m

$628

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

Wed 8/5

10:55 pm-5:06 pm

1 stop19h 11m

Chicago O'Hare Intl

Wed 8/19

1:48 pm-6:55 am

2 stops16h 07m

$630

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

Wed 5/27

4:09 am-1:15 am

1 stop22h 06m

Chicago O'Hare Intl

Wed 6/10

3:21 pm-10:43 pm

1 stop30h 22m

$643

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

Tue 6/2

6:40 am-9:20 pm

1 stop15h 40m

Chicago O'Hare Intl

Sat 6/6

11:20 pm-11:20 pm

1 stop23h 00m

$644

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

Tue 6/2

6:40 am-9:20 pm

1 stop15h 40m

Chicago O'Hare Intl

Sat 6/6

11:20 pm-2:15 pm

1 stop13h 55m

$645

SantiagoChicago

SCL - MDW

SCLMDW

Santiago Arturo Merino Benitez

Wed 5/27

8:40 pm-10:00 am

1 stop14h 20m

Chicago Midway

Wed 6/10

1:26 pm-7:15 am

2 stops16h 49m

$646

SantiagoChicago

SCL - MDW

SCLMDW

Santiago Arturo Merino Benitez

Sun 6/14

8:40 pm-12:46 pm

2 stops17h 06m

Chicago Midway

Sat 7/4

10:55 am-7:15 am

1 stop19h 20m

$650

SantiagoSt. Louis

SCL - STL

SCLSTL

Santiago Arturo Merino Benitez

Tue 6/2

2:22 am-8:39 am

2 stops31h 17m

Lambert-St Louis

Wed 7/15

7:05 pm-1:50 am

2 stops29h 45m

$1,010

Quickest round-trip

SantiagoSt. Louis

SCL - STL

SCLSTL

Santiago Arturo Merino Benitez

Mon 8/3

9:00 pm-10:24 am

1 stop14h 24m

Lambert-St Louis

Mon 10/5

6:08 pm-7:50 am

1 stop11h 42m

$1,035

SantiagoSt. Louis

SCL - STL

SCLSTL

Santiago Arturo Merino Benitez

Mon 8/3

9:00 pm-5:08 pm

2 stops21h 08m

Lambert-St Louis

Mon 10/5

6:08 pm-7:50 am

1 stop11h 42m

$1,040

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 $253, 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 June is also cheap. Prices for this month can be found on momondo for an average of $274.

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 $778 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 $613 on momondo.

Can stopping save me money on Santiago to Illinois flights?

You could potentially save up to 1% 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 28m
Direct flights	None

The fastest flight from Santiago to Illinois takes 13h 28m

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 May 2026, there are 4 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
Delta	PriceFrom $347	Free Cancellation	Rating 7.9 8,455 reviews	Search Delta flights
Copa Airlines	PriceFrom $583	Free Cancellation	Rating 7.5 1,584 reviews	Search Copa Airlines flights
American Airlines	PriceFrom $587	Free Cancellation	Rating 7.1 11,662 reviews	Search American Airlines flights
LATAM Airlines	PriceFrom $588	Free Cancellation	Rating 7.4 1,923 reviews	Search LATAM 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.