HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$226+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
STI — ORD
Apr 30 — May 71
Wed 4/30
Wed 5/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Santiago de los Caballeros to Illinois with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 April 25, 2025.

Round-trip from

$443
(Cheapflightsfares)

One-way from

$226
(Delta)

Popular in

April

Cheapest in

December

Average price

$897
From Santiago de los Caballeros to Illinois
Search Deals
One-way flight from Santiago de los Caballeros to Illinois
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($151 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find 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 April 25, 2025.

This American Airlines deal was found by Cheapflights users on 4/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/151:35 pmSTI - ORD
1 stop9h 59mAmerican Airlines
Tue 9/306:55 pmORD - STI
1 stop16h 25mAmerican Airlines
Deal found 4/24$437
This Cheapflightsfares deal was found by Cheapflights users on 4/25. 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.
Thu 6/1211:29 amSTI - ORD
1 stop13h 16mSpirit Airlines
Sat 6/214:45 pmORD - STI
1 stop16h 44mSpirit Airlines
Deal found 4/25$443
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/36:10 amSTI - ORD
2 stops13h 50mDelta
Wed 5/77:00 amORD - STI
1 stop9h 50mDelta
Deal found 4/24$463
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:43 pmSTI - ORD
2 stops14h 21mMultiple Airlines
Mon 5/58:04 amORD - STI
1 stop8h 29mMultiple Airlines
Deal found 4/24$512
This JetBlue deal was found by Cheapflights users on 4/23. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/910:30 amSTI - ORD
1 stop9h 06mJetBlue
Sat 5/106:10 amORD - STI
1 stop13h 20mJetBlue
Deal found 4/23$599
This United Airlines deal was found by Cheapflights users on 4/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:00 amSTI - ORD
1 stop8h 15mUnited Airlines
Thu 5/86:00 amORD - STI
1 stop8h 12mUnited Airlines
Deal found 4/24$797

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 April 25, 2025.
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

Mon 9/15

1:35 pm-10:34 pm

1 stop9h 59m

Chicago O'Hare Intl

Tue 9/30

6:55 pm-12:20 pm

1 stop16h 25m

$437

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Thu 6/12

11:29 am-11:45 pm

1 stop13h 16m

Chicago O'Hare Intl

Sat 6/21

4:45 pm-10:29 am

1 stop16h 44m

$443

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Mon 9/15

9:20 pm-12:08 pm

2 stops15h 48m

Chicago O'Hare Intl

Tue 9/30

6:00 am-7:54 pm

2 stops12h 54m

$487

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Fri 5/9

10:30 am-6:36 pm

1 stop9h 06m

Chicago O'Hare Intl

Sat 5/10

6:10 am-8:30 pm

1 stop13h 20m

$599

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Fri 5/9

4:23 pm-7:42 am

2 stops16h 19m

Chicago O'Hare Intl

Sat 5/10

3:40 pm-1:46 am

1 stop9h 06m

$994

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Tue 5/6

8:06 pm-7:42 am

1 stop12h 36m

$226

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Mon 7/28

7:04 am-10:28 pm

1 stop16h 24m

$244

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Thu 5/1

6:43 pm-10:58 am

1 stop17h 15m

$273

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Wed 4/30

6:00 am-2:47 pm

1 stop9h 47m

$395

Santiago de los CaballerosChicago

STI - ORD

STIORD

Santiago de los Caballeros

Tue 5/6

3:51 pm-8:55 am

3 stops42h 04m

$407

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 11 results
1
2

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 $245). Flying from Santiago de los Caballeros to Illinois in March is currently the most expensive (average of $321). 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.

What is the cheapest time of day to fly from STI to IL?

Find hourly flight availability from Santiago de los Caballeros to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 25, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Santiago de los Caballeros to Illinois as you normally would.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated April 25, 2025.
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,685 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
JetBlue
7.3
Good
2,924 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Spirit Airlines
6.3
Okay
7,941 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • 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 Delta ($226), American Airlines ($244), and United Airlines ($395).

  • 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 $245). Flying from Santiago de los Caballeros to Illinois in March is currently the most expensive (average of $321). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Santiago de los Caballeros to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Santo Domingo to John F Kennedy Intl flights
Santiago de los Caballeros to John F Kennedy Intl flights
Santo Domingo to Newark flights
Santiago de los Caballeros to Newark flights
Santo Domingo to Boston flights
Santo Domingo to Orlando flights
Santo Domingo to LaGuardia flights
Santo Domingo to Miami flights
Santo Domingo to Fort Lauderdale flights
Punta Cana to John F Kennedy Intl flights
Santiago de los Caballeros to LaGuardia flights
Punta Cana to Newark flights
Santo Domingo to Atlanta flights
Santiago de los Caballeros to Orlando flights
Santiago de los Caballeros to Boston flights
Santo Domingo to Dallas/Fort Worth flights
Santo Domingo to Philadelphia flights
Santiago de los Caballeros to Miami flights
Punta Cana to LaGuardia flights
Puerto Plata to John F Kennedy Intl flights
Santo Domingo to O'Hare Intl flights
Punta Cana to Fort Lauderdale flights
Punta Cana to O'Hare Intl flights
Punta Cana to Philadelphia flights
Punta Cana to Orlando flights
Punta Cana to Atlanta flights
Punta Cana to Dallas/Fort Worth flights
Santo Domingo to Los Angeles flights
Punta Cana to Miami flights
Santo Domingo to Charlotte flights
Santo Domingo to Tampa flights
Santo Domingo to Love Field flights
Punta Cana to Boston flights
Santo Domingo to Hobby flights
Santo Domingo to Las Vegas flights
Santo Domingo to Raleigh flights
Santo Domingo to Dulles Intl flights
Santiago de los Caballeros to Fort Lauderdale flights
Santo Domingo to West Palm Beach flights
Punta Cana to Dulles Intl flights
Santo Domingo to Midway flights
Punta Cana to George Bush Intcntl flights
Santo Domingo to Baltimore flights
Santo Domingo to George Bush Intcntl flights
Punta Cana to Hobby flights
Santiago de los Caballeros to Dallas/Fort Worth flights
Santo Domingo to Reagan-National flights
Punta Cana to Charlotte flights
Santiago de los Caballeros to Charlotte flights
Santo Domingo to San Antonio flights

Top airline flying from Santiago de los Caballeros to Illinois

Discover the top airline that operate flights from Santiago de los Caballeros to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$427Average$614FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.