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$140+ Cheap flights from Santiago de los Caballeros (STI) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
STI — ORD
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Santiago de los Caballeros to Illinois

Cheapest flights from Santiago de los Caballeros to Illinois
Explore the most affordable flight options available from Santiago de los Caballeros to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Priceline deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/54:40 pm
STI
-
ORD
1 stop9h 07m
Spirit Airlines
Sat 2/288:16 pm
ORD
-
STI
1 stop17h 19m
Spirit Airlines
Deal found 1/26$258
This Cheapflightsfares deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/72:46 am
STI
-
ORD
1 stop16h 35m
Spirit Airlines
Mon 4/135:05 am
ORD
-
STI
1 stop8h 30m
Spirit Airlines
Deal found 1/24$268
This eDestinos deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/294:40 pm
STI
-
ORD
1 stop9h 06m
Spirit Airlines
Sun 2/18:43 pm
ORD
-
STI
1 stop16h 50m
Spirit Airlines
Deal found 1/24$298
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/44:40 pm
STI
-
ORD
1 stop20h 42m
Multiple Airlines
Fri 2/273:40 pm
ORD
-
STI
1 stop21h 55m
Multiple Airlines
Deal found 1/26$306
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/44:40 pm
STI
-
ORD
1 stop20h 42m
Spirit Airlines
Wed 2/258:16 pm
ORD
-
STI
1 stop17h 19m
Spirit Airlines
Deal found 1/26$313
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/44:40 pm
STI
-
ORD
1 stop20h 42m
Spirit Airlines
Sun 3/15:15 am
ORD
-
STI
1 stop8h 20m
Spirit Airlines
Deal found 1/26$317
This Expedia deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/103:41 pm
STI
-
ORD
1 stop9h 06m
Multiple Airlines
Tue 3/1712:20 pm
ORD
-
STI
2 stops25h 40m
Multiple Airlines
Deal found 1/24$320
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/64:40 pm
STI
-
ORD
1 stop29h 04m
Multiple Airlines
Fri 2/273:40 pm
ORD
-
STI
1 stop21h 55m
Multiple Airlines
Deal found 1/26$322
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/84:40 pm
STI
-
ORD
1 stop8h 04m
Multiple Airlines
Sat 2/2812:06 pm
ORD
-
STI
1 stop25h 29m
Multiple Airlines
Deal found 1/26$325
This Priceline deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/103:41 pm
STI
-
ORD
1 stop9h 06m
Spirit Airlines
Tue 3/178:41 pm
ORD
-
STI
1 stop16h 54m
Spirit Airlines
Deal found 1/24$326
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/64:40 pm
STI
-
ORD
1 stop29h 04m
Multiple Airlines
Tue 3/38:16 pm
ORD
-
STI
1 stop17h 19m
Multiple Airlines
Deal found 1/26$329
This Kiwi.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/264:40 pm
STI
-
ORD
1 stop8h 25m
Multiple Airlines
Sun 3/18:59 am
ORD
-
STI
2 stops28h 36m
Multiple Airlines
Deal found 1/26$331

Find flight deals from Santiago de los Caballeros to Illinois

Keep the following information in mind while searching for Santiago de los Caballeros to Illinois flight deals. Data was last updated January 26, 2026.

Round-trip from

$258
(Priceline)

One-way from

$140
(Priceline)
From Santiago de los Caballeros to Illinois
Search Deals
One-way flight from Santiago de los Caballeros to Illinois
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santiago de los Caballeros 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, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Santiago de los Caballeros to Illinois that are best for you.

Fly from

Santiago de los Caballeros

Fly to

Illinois

Route

Depart

Return

Price

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Thu 2/5

4:40 pm-11:47 pm

1 stop9h 07m

Chicago O'Hare Intl

Sat 2/28

8:16 pm-3:35 pm

1 stop17h 19m

$258

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Wed 4/8

3:43 pm-11:17 pm

1 stop8h 34m

Chicago O'Hare Intl

Mon 4/13

5:05 am-2:35 pm

1 stop8h 30m

$268

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Thu 2/5

4:40 pm-11:47 pm

1 stop9h 07m

Chicago O'Hare Intl

Tue 3/3

5:15 am-3:35 pm

1 stop8h 20m

$313

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Thu 2/5

4:40 pm-11:47 pm

1 stop9h 07m

Chicago O'Hare Intl

Wed 2/25

8:16 pm-3:35 pm

1 stop17h 19m

$313

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Sat 2/7

4:40 pm-11:47 pm

1 stop9h 07m

Chicago O'Hare Intl

Mon 3/2

5:15 am-3:35 pm

1 stop8h 20m

$317

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Tue 3/10

3:41 pm-11:47 pm

1 stop9h 06m

Chicago O'Hare Intl

Tue 3/17

12:20 pm-3:00 pm

2 stops25h 40m

$320

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Fri 2/6

4:40 pm-7:44 pm

1 stop29h 04m

Chicago O'Hare Intl

Sat 2/28

12:06 pm-3:35 pm

1 stop25h 29m

$322

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Fri 2/6

4:40 pm-7:44 pm

1 stop29h 04m

Chicago O'Hare Intl

Fri 2/27

3:40 pm-3:35 pm

1 stop21h 55m

$322

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Tue 3/10

3:41 pm-11:47 pm

1 stop9h 06m

Chicago O'Hare Intl

Tue 3/17

8:41 pm-2:35 pm

1 stop16h 54m

$326

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Fri 2/6

4:40 pm-7:44 pm

1 stop29h 04m

Chicago O'Hare Intl

Wed 2/25

5:15 am-3:35 pm

1 stop8h 20m

$329

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 24 results
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Best time to book a flight from Santiago de los Caballeros to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Santiago de los Caballeros with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Santiago de los Caballeros to Illinois

What is the cheapest month to book a flight from Santiago de los Caballeros to Illinois?

Currently, August is the cheapest month in which you can book a flight from Santiago de los Caballeros to Illinois (average of $139). Flying from Santiago de los Caballeros to Illinois in June is currently the most expensive (average of $482). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Santiago de los Caballeros to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Santiago de los Caballeros to Illinois?

    For a flight from Santiago de los Caballeros to Illinois, you will be flying from Santiago. Santiago de los Caballeros (STI) is just 6.8 mi from the center of the city.

  • How long is the flight from Santiago de los Caballeros to Illinois?

    Spirit Airlines can get you from Santiago de los Caballeros to Illinois in just under 9h 07m. Your travel time can differ by up to . There are 1858 mi between Santiago de los Caballeros and Illinois.

  • What are the cheapest airlines to fly from Santiago de los Caballeros to Illinois one-way?

    The cheapest airlines for a one-way flight from Santiago de los Caballeros to Illinois are Spirit Airlines ($132), American Airlines ($226), and Delta ($233).

  • Can I find deals for flights from Santiago de los Caballeros to Illinois that include hotel bookings?

    Yes. In addition to deals on Santiago de los Caballeros to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santiago de los Caballeros to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santiago de los Caballeros to Illinois.

  • Can I find deals for business class flights from Santiago de los Caballeros to Illinois?

    Yes. Cheapflights offers flight deals from Santiago de los Caballeros to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santiago de los Caballeros to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Santiago de los Caballeros to Illinois (average of $139). Flying from Santiago de los Caballeros to Illinois in June is currently the most expensive (average of $482). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Santiago de los Caballeros to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Santiago de los Caballeros to Tampa flights
Punta Cana to West Palm Beach flights
Santo Domingo to New Orleans flights
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Punta Cana to Reagan-National flights

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