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Cheap flights from Santiago to Illinois from $271

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santiago to Illinois departing on 11/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Santiago to Illinois

Cheap round-trip flights

Multiple Airlines Logo
5:50 am - 12:30 pmSCL-ORD
33h 40m2 stops
Multiple Airlines Logo
1:35 pm - 8:15 amORD-SCL
15h 40m2 stops
$599Multiple Airlines
Find Deal
mié., nov. 26 - vie., dic. 5
Multiple Airlines Logo
10:50 am - 8:18 amSCL-ORD
23h 28m1 stop
Multiple Airlines Logo
1:35 pm - 2:40 pmORD-SCL
46h 05m2 stops
$601Multiple Airlines
Find Deal
vie., oct. 31 - vie., nov. 7
Avianca Logo
1:35 am - 9:20 pmSCL-ORD
21h 45m1 stop
Avianca Logo
10:20 pm - 3:20 pmORD-SCL
14h 00m1 stop
$673Avianca
Find Deal
mar., oct. 28 - jue., nov. 6
Avianca Logo
1:35 am - 9:20 pmSCL-ORD
21h 45m1 stop
Avianca Logo
10:20 pm - 12:30 amORD-SCL
23h 10m1 stop
$674Avianca
Find Deal
mié., oct. 29 - jue., nov. 6
LATAM Airlines Logo
10:55 pm - 5:22 pmSCL-ORD
20h 27m1 stop
LATAM Airlines Logo
10:36 am - 5:45 amORD-SCL
17h 09m1 stop
$712LATAM Airlines
Find Deal
jue., oct. 9 - mar., oct. 14
LATAM Airlines Logo
10:55 pm - 5:22 pmSCL-ORD
20h 27m1 stop
LATAM Airlines Logo
10:36 am - 5:45 amORD-SCL
17h 09m1 stop
$713LATAM Airlines
Find Deal
mié., oct. 8 - mar., oct. 14
American Airlines Logo
9:55 pm - 11:03 amSCL-ORD
15h 08m1 stop
American Airlines Logo
5:05 pm - 8:00 amORD-SCL
12h 55m1 stop
$714American Airlines
Find Deal
jue., oct. 9 - lun., oct. 13
Delta Logo
9:40 pm - 4:09 pmSCL-MDW
20h 29m1 stop
Delta Logo
10:35 am - 6:50 amMDW-SCL
18h 15m2 stops
$725Delta
Find Deal
mié., oct. 8 - mié., oct. 15
Delta Logo
11:15 pm - 12:01 pmSCL-MDW
14h 46m1 stop
Delta Logo
1:00 pm - 8:00 amMDW-SCL
17h 00m2 stops
$745Delta
Find Deal
mar., mar. 10 - mar., mar. 31
American Airlines Logo
9:15 pm - 11:56 pmSCL-STL
28h 41m1 stop
American Airlines Logo
1:29 pm - 7:55 amSTL-SCL
15h 26m1 stop
$828American Airlines
Find Deal
vie., oct. 31 - vie., nov. 7

Air Canada flights from Santiago to Illinois

Our best Air Canada deals on Santiago to Illinois flight tickets
Air Canada
Dec 17
SCL8:35 amSantiago Arturo Merino Benitez
29h 43m
1 stop
ORD11:18 amChicago O'Hare Intl
Jan 3
ORD7:15 amChicago O'Hare Intl
20h 45m
1 stop
SCL7:00 amSantiago Arturo Merino Benitez
$659
Find similar
Air Canada
Dec 19
SCL8:35 amSantiago Arturo Merino Benitez
29h 43m
1 stop
ORD11:18 amChicago O'Hare Intl
Feb 20
ORD3:35 pmChicago O'Hare Intl
36h 25m
1 stop
SCL7:00 amSantiago Arturo Merino Benitez
$663
Find similar
Air Canada
Nov 20
SCL8:55 pmSantiago Arturo Merino Benitez
21h 00m
2 stops
ORD2:55 pmChicago O'Hare Intl
Feb 7
ORD7:15 amChicago O'Hare Intl
20h 45m
1 stop
SCL7:00 amSantiago Arturo Merino Benitez
$666
Find similar

Copa Airlines flights from Santiago to Illinois

Our best Copa Airlines deals on Santiago to Illinois flight tickets
Copa Airlines
Sep 24
SCL3:26 amSantiago Arturo Merino Benitez
22h 55m
1 stop
ORD12:21 amChicago O'Hare Intl
Sep 30
ORD8:02 amChicago O'Hare Intl
14h 02m
1 stop
SCL12:04 amSantiago Arturo Merino Benitez
$722
Find similar
Copa Airlines
Sep 28
SCL3:26 amSantiago Arturo Merino Benitez
22h 55m
1 stop
ORD12:21 amChicago O'Hare Intl
Oct 10
ORD3:07 pmChicago O'Hare Intl
12h 53m
1 stop
SCL6:00 amSantiago Arturo Merino Benitez
$742
Find similar
Copa Airlines
Sep 27
SCL3:26 amSantiago Arturo Merino Benitez
22h 55m
1 stop
ORD12:21 amChicago O'Hare Intl
Oct 26
ORD7:59 amChicago O'Hare Intl
13h 41m
1 stop
SCL11:40 pmSantiago Arturo Merino Benitez
$782
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Santiago to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated septiembre 17, 2025.
Use the filters below to find and compare flights from Santiago to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

mié. 11/26

5:50 am-12:30 pm

2 stops33h 40m

Chicago O'Hare Intl

vie. 12/5

1:35 pm-8:15 am

2 stops15h 40m

$599

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

vie. 10/31

10:50 am-8:18 am

1 stop23h 28m

Chicago O'Hare Intl

vie. 11/7

1:35 pm-2:40 pm

2 stops46h 05m

$601

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

mar. 10/28

1:35 am-9:20 pm

1 stop21h 45m

Chicago O'Hare Intl

jue. 11/6

10:20 pm-3:20 pm

1 stop14h 00m

$673

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

mié. 10/29

1:35 am-9:20 pm

1 stop21h 45m

Chicago O'Hare Intl

jue. 11/6

10:20 pm-12:30 am

1 stop23h 10m

$674

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

jue. 10/9

10:55 pm-5:22 pm

1 stop20h 27m

Chicago O'Hare Intl

mar. 10/14

10:36 am-5:45 am

1 stop17h 09m

$712

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

mié. 10/8

10:55 pm-5:22 pm

1 stop20h 27m

Chicago O'Hare Intl

mar. 10/14

10:36 am-5:45 am

1 stop17h 09m

$713

SantiagoChicago

SCL - ORD

SCLORD

Santiago Arturo Merino Benitez

jue. 10/9

9:55 pm-11:03 am

1 stop15h 08m

Chicago O'Hare Intl

lun. 10/13

5:05 pm-8:00 am

1 stop12h 55m

$714

SantiagoChicago

SCL - MDW

SCLMDW

Santiago Arturo Merino Benitez

mié. 10/8

9:40 pm-4:09 pm

1 stop20h 29m

Chicago Midway

mié. 10/15

10:35 am-6:50 am

2 stops18h 15m

$725

SantiagoChicago

SCL - MDW

SCLMDW

Santiago Arturo Merino Benitez

mar. 3/10

11:15 pm-12:01 pm

1 stop14h 46m

Chicago Midway

mar. 3/31

1:00 pm-8:00 am

2 stops17h 00m

$745

SantiagoSt. Louis

SCL - STL

SCLSTL

Santiago Arturo Merino Benitez

vie. 10/31

9:15 pm-11:56 pm

1 stop28h 41m

Lambert-St Louis

vie. 11/7

1:29 pm-7:55 am

1 stop15h 26m

$828

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

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

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 $504, 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 $580.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Santiago to Illinois is on a Monday when prices can be found for as low as $687. Flights from Santiago to Illinois on a Sunday will generally be more expensive and average around $907. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from Santiago to Illinois during this time can be as low as $749. Flights in the morning are often more expensive with an average ticket price of $818.

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 $761 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 $568 on momondo.

Cheap Santiago to Illinois flight deals and tips

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

Direct flights

None
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?

  • 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 AirlinesPriceFrom $501Free CancellationRating
7.6
1,533 reviews
Search Copa Airlines flights
DeltaPriceFrom $504Free CancellationRating
7.9
7,961 reviews
Search Delta flights
LATAM AirlinesPriceFrom $506Free CancellationRating
7.5
1,849 reviews
Search LATAM Airlines flights
AviancaPriceFrom $519Free CancellationRating
6.7
2,436 reviews
Search Avianca flights
American AirlinesPriceFrom $753Free CancellationRating
7.2
10,000 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.

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