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

Airlines like JetBlue, Spirit Airlines, and Delta fly from Illinois to Santiago de los Caballeros in about 8h 18m. The time it takes to get you to your destination can typically vary by up to 16h. The distance from Illinois to Santiago de los Caballeros is about 1858 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Santiago de los Caballeros ranges from 3.0 - 11.6 inches per month. December is typically the wettest month, when rainfall can reach 11.6 in. July is typically the driest time to visit Santiago de los Caballeros when rainfall is around 3.0 in.

If weather is an important factor for your trip to Santiago de los Caballeros, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 73.4 F).

What are the most popular routes from Illinois to Santiago de los Caballeros?

The most popular flight routes from Illinois to Santiago de los Caballeros are Chicago O'Hare Intl - Santiago de los Caballeros, Chicago Midway - Santiago de los Caballeros and Lambert-St Louis - Santiago de los Caballeros.

What are the most popular airlines that fly from Illinois to Santiago de los Caballeros?

The most popular airlines flying from Illinois to Santiago de los Caballeros are American Airlines, United Airlines and Delta. Something to consider prior to booking your flight.

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

Santiago de los Caballeros (STI) is the airport you will fly into if you book a flight from Illinois to Santiago de los Caballeros. It is only a 6.8 mi journey from Santiago (STI) to Santiago de los Caballeros’s city center.

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

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

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

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

$116+ Flights from Illinois to Santiago de los Caballeros

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Cheap flight deals from Illinois to Santiago de los Caballeros

Cheapest flights from Illinois to Santiago de los Caballeros
Explore the most affordable flight options available from Illinois to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 3, 2025.

Tue 12/97:00 amORD - STI

1 stop11h 34mJetBlue

Sat 12/1312:41 pmSTI - ORD

1 stop11h 11mJetBlue

Deal found 11/30

$290

Mon 12/85:00 amORD - STI

1 stop19h 42mSpirit Airlines

Wed 12/103:43 amSTI - ORD

1 stop9h 25mSpirit Airlines

Deal found 12/1

$353

Thu 12/256:45 amORD - STI

1 stop13h 58mJetBlue

Sat 1/108:40 amSTI - ORD

1 stop12h 56mJetBlue

Deal found 12/1

$362

Mon 12/153:26 pmORD - STI

1 stop9h 16mSpirit Airlines

Wed 12/173:43 amSTI - ORD

1 stop16h 56mSpirit Airlines

Deal found 12/1

$381

Mon 12/156:11 amORD - STI

2 stops18h 31mMultiple Airlines

Wed 12/173:43 amSTI - ORD

1 stop9h 31mMultiple Airlines

Deal found 12/1

$386

Tue 12/93:26 pmORD - STI

1 stop9h 16mSpirit Airlines

Tue 12/163:43 amSTI - ORD

1 stop9h 25mSpirit Airlines

Deal found 12/3

$391

Sun 12/73:26 pmORD - STI

1 stop9h 16mSpirit Airlines

Wed 12/103:43 amSTI - ORD

1 stop9h 25mSpirit Airlines

Deal found 12/1

$408

Thu 12/112:47 pmSTL - STI

1 stop9h 55mSpirit Airlines

Wed 12/173:43 amSTI - STL

1 stop9h 13mSpirit Airlines

Deal found 12/1

$418

Sun 12/73:20 pmORD - STI

1 stop9h 22mMultiple Airlines

Wed 12/103:43 amSTI - ORD

1 stop22h 26mMultiple Airlines

Deal found 12/1

$424

Tue 12/93:26 pmORD - STI

1 stop9h 16mSpirit Airlines

Fri 12/123:43 amSTI - ORD

1 stop9h 25mSpirit Airlines

Deal found 11/30

$442

Tue 12/210:36 amORD - STI

1 stop12h 32mDelta

Tue 12/96:35 amSTI - ORD

1 stop13h 11mDelta

Deal found 12/1

$446

Thu 12/113:30 pmSTL - STI

2 stops33h 12mMultiple Airlines

Wed 12/173:43 amSTI - STL

1 stop9h 13mMultiple Airlines

Deal found 12/1

$460

Best flights from Illinois to Santiago de los Caballeros
Discover carefully curated flight deals from Illinois to Santiago de los Caballeros that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 3, 2025.

Sun 3/112:41 pmORD - STI

1 stop13h 03mJetBlue

Fri 3/64:35 amSTI - ORD

1 stop9h 23mJetBlue

Deal found 12/1

$256

Wed 1/145:15 amORD - STI

1 stop8h 18mSpirit Airlines

Mon 1/194:40 pmSTI - ORD

1 stop9h 06mSpirit Airlines

Deal found 12/2

$334

Wed 1/73:26 pmORD - STI

1 stop22h 07mMultiple Airlines

Wed 1/144:40 pmSTI - ORD

2 stops21h 28mMultiple Airlines

Deal found 12/1

$340

Sat 1/3110:46 amMDW - STI

2 stops24h 18mDelta

Wed 2/46:38 amSTI - MDW

2 stops28h 14mDelta

Deal found 11/30

$402

Mon 2/1610:00 amORD - STI

1 stop13h 32mJetBlue

Mon 3/211:06 pmSTI - ORD

1 stop14h 42mJetBlue

Deal found 12/1

$256

Sat 2/213:31 pmSTL - STI

2 stops20h 00mAmerican Airlines

Sat 2/282:33 pmSTI - STL

2 stops19h 59mAmerican Airlines

Deal found 12/1

$532

Thu 1/159:40 amORD - STI

1 stop8h 40mJetBlue

Thu 1/228:45 amSTI - ORD

1 stop12h 51mJetBlue

Deal found 12/1

$267

Mon 2/28:05 amSTL - STI

2 stops13h 46mUnited Airlines

Thu 2/54:00 pmSTI - STL

1 stop9h 59mUnited Airlines

Deal found 12/2

$692

Wed 1/145:15 amORD - STI

1 stop8h 18mMultiple Airlines

Mon 1/194:40 pmSTI - ORD

2 stops23h 17mMultiple Airlines

Deal found 12/2

$349

Wed 1/79:34 amORD - STI

3 stops27h 59mSpirit Airlines

Wed 1/144:40 pmSTI - ORD

1 stop9h 06mSpirit Airlines

Deal found 12/1

$353

Mon 12/85:00 amORD - STI

1 stop19h 42mSpirit Airlines

Wed 12/103:43 amSTI - ORD

1 stop9h 25mSpirit Airlines

Deal found 12/1

$353

Tue 1/279:40 amORD - STI

1 stop10h 13mMultiple Airlines

Tue 2/244:40 pmSTI - ORD

1 stop9h 38mMultiple Airlines

Deal found 12/2

$371

Thu 12/256:45 amORD - STI

1 stop13h 58mJetBlue

Wed 1/75:10 amSTI - ORD

1 stop14h 33mJetBlue

Deal found 12/1

$362

Thu 12/256:45 amORD - STI

1 stop13h 58mJetBlue

Sat 1/108:40 amSTI - ORD

1 stop12h 56mJetBlue

Deal found 12/1

$362

Mon 2/210:19 amSTL - STI

2 stops12h 31mDelta

Thu 2/56:39 amSTI - STL

2 stops13h 11mDelta

Deal found 11/30

$582

Thu 1/151:28 pmMDW - STI

2 stops9h 22mDelta

Thu 1/226:39 amSTI - MDW

2 stops12h 50mDelta

Deal found 12/1

$587

Mon 2/25:05 amSTL - STI

1 stop14h 41mAmerican Airlines

Thu 2/56:00 amSTI - STL

1 stop13h 22mAmerican Airlines

Deal found 11/30

$688

Mon 2/161:26 pmMDW - STI

2 stops10h 08mDelta

Mon 3/26:39 amSTI - MDW

2 stops12h 58mDelta

Deal found 12/3

$752

Tue 2/106:14 pmMDW - STI

2 stops24h 20mDelta

Fri 3/137:41 pmSTI - MDW

2 stops17h 48mDelta

Deal found 12/2

$1,215

Mon 12/85:29 pmMDW - STI

2 stops17h 30mDelta

Sun 12/148:57 pmSTI - MDW

2 stops16h 58mDelta

Deal found 12/2

$2,887

Thu 2/126:00 amMDW - STI

2 stops12h 34mDelta

Mon 2/169:59 pmSTI - MDW

2 stops16h 00mDelta

Deal found 12/1

$3,705

Tue 12/309:29 amMDW - STI

2 stops13h 05mDelta

Tue 1/66:38 amSTI - MDW

2 stops11h 51mDelta

Deal found 12/1

$6,063

Last-minute flights from Illinois to Santiago de los Caballeros
Discover last-minute flight deals from Illinois to Santiago de los Caballeros. Data last updated December 3, 2025 and is based on user searches.

Mon 12/85:00 amORD - STI

1 stop19h 42mSpirit Airlines

Wed 12/103:43 amSTI - ORD

1 stop9h 25mSpirit Airlines

Deal found 12/1

$353

Tue 12/97:00 amORD - STI

1 stop11h 34mJetBlue

Sat 12/1312:41 pmSTI - ORD

1 stop11h 11mJetBlue

Deal found 11/30

$290

Thu 12/256:45 amORD - STI

1 stop13h 58mJetBlue

Sat 1/108:40 amSTI - ORD

1 stop12h 56mJetBlue

Deal found 12/1

$362

Wed 1/79:10 amORD - STI

1 stop13h 16mJetBlue

Wed 1/145:10 amSTI - ORD

1 stop14h 33mJetBlue

Deal found 12/1

$259

Wed 1/73:26 pmORD - STI

1 stop22h 07mMultiple Airlines

Wed 1/144:40 pmSTI - ORD

2 stops21h 28mMultiple Airlines

Deal found 12/1

$340

Wed 1/145:15 amORD - STI

1 stop8h 18mSpirit Airlines

Mon 1/194:40 pmSTI - ORD

1 stop9h 06mSpirit Airlines

Deal found 12/2

$334

Wed 1/145:15 amORD - STI

1 stop8h 18mMultiple Airlines

Mon 1/194:40 pmSTI - ORD

2 stops23h 17mMultiple Airlines

Deal found 12/2

$349

Thu 1/159:40 amORD - STI

1 stop8h 40mJetBlue

Thu 1/228:45 amSTI - ORD

1 stop12h 51mJetBlue

Deal found 12/1

$267

Thu 1/158:51 pmORD - STI

2 stops16h 42mMultiple Airlines

Thu 1/224:40 pmSTI - ORD

1 stop7h 56mMultiple Airlines

Deal found 12/1

$358

Thu 1/153:22 pmORD - STI

3 stops22h 11mSpirit Airlines

Thu 1/224:40 pmSTI - ORD

1 stop9h 06mSpirit Airlines

Deal found 12/1

$380

Tue 1/279:40 amORD - STI

2 stops29h 24mMultiple Airlines

Tue 2/244:40 pmSTI - ORD

1 stop9h 38mMultiple Airlines

Deal found 12/2

$331

Sat 1/3110:46 amMDW - STI

2 stops24h 18mDelta

Wed 2/46:38 amSTI - MDW

2 stops28h 14mDelta

Deal found 11/30

$402

One-way flights from Illinois to Santiago de los Caballeros
Search for one-way flight options from Illinois to Santiago de los Caballeros. Find affordable one-way fares based on user searches. Data last updated December 3, 2025.

Wed 1/79:10 amORD - STI

1 stop13h 16mJetBlue

Deal found 12/1

$116

Mon 12/157:00 amORD - STI

1 stop11h 34mJetBlue

Deal found 12/1

$168

Wed 1/79:54 amORD - STI

2 stops9h 52mAmerican Airlines

Deal found 12/1

$187

Fri 12/197:41 pmORD - STI

1 stop7h 09mJetBlue

Deal found 12/1

$197

Mon 12/156:15 amMDW - STI

2 stops18h 27mMultiple Airlines

Deal found 12/1

$221

Tue 12/93:26 pmORD - STI

1 stop9h 16mSpirit Airlines

Deal found 12/3

$221

Mon 12/151:34 pmORD - STI

2 stops11h 08mSpirit Airlines

Deal found 12/1

$247

Wed 1/71:28 pmMDW - STI

2 stops9h 22mDelta

Deal found 12/1

$259

Tue 12/910:45 amORD - STI

2 stops12h 23mDelta

Deal found 12/3

$291

Mon 12/1511:44 amORD - STI

3 stops12h 58mMultiple Airlines

Deal found 12/1

$317

Mon 12/227:57 pmORD - STI

3 stops28h 45mSpirit Airlines

Deal found 12/3

$333

Sun 12/217:20 amORD - STI

2 stops17h 22mSpirit Airlines

Deal found 12/1

$366

Find flight deals from Illinois to Santiago de los Caballeros

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$256 (JetBlue)
One-way from	$116 (Expedia)
Popular in	November
Cheapest in	September
Average price	$710

Provider with most accurate pricing for Chicago (CHI)-Santiago de los Caballeros flight deals.

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From Illinois to Santiago de los Caballeros

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One-way flight from Illinois to Santiago de los Caballeros

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($141 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Illinois to Santiago de los Caballeros that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSantiago de los Caballeros

ORD - STI

ORDSTI

Chicago O'Hare Intl

Sun 3/1

12:41 pm-3:44 am

1 stop13h 03m

Santiago de los Caballeros

Fri 3/6

4:35 am-11:58 am

1 stop9h 23m

$256

ChicagoSantiago de los Caballeros

ORD - STI

ORDSTI

Chicago O'Hare Intl

Mon 2/16

10:00 am-1:32 am

1 stop13h 32m

Santiago de los Caballeros

Mon 3/2

11:06 pm-11:48 am

1 stop14h 42m

$256

ChicagoSantiago de los Caballeros

ORD - STI

ORDSTI

Chicago O'Hare Intl

Thu 1/15

9:40 am-8:20 pm

1 stop8h 40m

Santiago de los Caballeros

Thu 1/22

8:45 am-7:36 pm

1 stop12h 51m

$267

ChicagoSantiago de los Caballeros

ORD - STI

ORDSTI

Chicago O'Hare Intl

Wed 1/14

5:15 am-3:33 pm

1 stop8h 18m

Santiago de los Caballeros

Mon 1/19

4:40 pm-11:46 pm

1 stop9h 06m

$334

ChicagoSantiago de los Caballeros

ORD - STI

ORDSTI

Chicago O'Hare Intl

Wed 1/7

3:26 pm-3:33 pm

1 stop22h 07m

Santiago de los Caballeros

Wed 1/14

4:40 pm-12:08 pm

2 stops21h 28m

$340

ChicagoSantiago de los Caballeros

ORD - STI

ORDSTI

Chicago O'Hare Intl

Wed 1/14

5:15 am-3:33 pm

1 stop8h 18m

Santiago de los Caballeros

Mon 1/19

4:40 pm-1:57 pm

2 stops23h 17m

$349

ChicagoSantiago de los Caballeros

ORD - STI

ORDSTI

Chicago O'Hare Intl

Wed 1/7

9:34 am-3:33 pm

3 stops27h 59m

Santiago de los Caballeros

Wed 1/14

4:40 pm-11:46 pm

1 stop9h 06m

$353

ChicagoSantiago de los Caballeros

ORD - STI

ORDSTI

Chicago O'Hare Intl

Mon 12/8

5:00 am-2:42 am

1 stop19h 42m

Santiago de los Caballeros

Wed 12/10

3:43 am-11:08 am

1 stop9h 25m

$353

ChicagoSantiago de los Caballeros

ORD - STI

ORDSTI

Chicago O'Hare Intl

Thu 12/25

6:45 am-10:43 pm

1 stop13h 58m

Santiago de los Caballeros

Wed 1/7

5:10 am-5:43 pm

1 stop14h 33m

$362

ChicagoSantiago de los Caballeros

ORD - STI

ORDSTI

Chicago O'Hare Intl

Thu 12/25

6:45 am-10:43 pm

1 stop13h 58m

Santiago de los Caballeros

Sat 1/10

8:40 am-7:36 pm

1 stop12h 56m

$362

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

Showing 1-10 of 39 results

Best time to book a flight from Illinois to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Illinois 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 Illinois to Santiago de los Caballeros

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

Currently, March is the cheapest month in which you can book a flight from Illinois to Santiago de los Caballeros (average of $194). Flying from Illinois to Santiago de los Caballeros in July is currently the most expensive (average of $425). 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 IL to STI?

When flying from Illinois to Santiago de los Caballeros, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 47% versus a flight in the evening.

Related info for your journey

What airport do you fly into for flights to Santiago de los Caballeros from Illinois?
Santiago de los Caballeros (STI) is the airport you will fly into if you book a flight from Illinois to Santiago de los Caballeros. It is only a 6.8 mi journey from Santiago (STI) to Santiago de los Caballeros’s city center.
How long is the flight from Illinois to Santiago de los Caballeros?
Airlines like JetBlue, Spirit Airlines, and Delta fly from Illinois to Santiago de los Caballeros in about 8h 18m. The time it takes to get you to your destination can typically vary by up to 16h. The distance from Illinois to Santiago de los Caballeros is about 1858 mi. This flight may include one or multiple stops.
What are the most popular routes from Illinois to Santiago de los Caballeros?
The most popular flight routes from Illinois to Santiago de los Caballeros are Chicago O'Hare Intl - Santiago de los Caballeros, Chicago Midway - Santiago de los Caballeros and Lambert-St Louis - Santiago de los Caballeros.
Can I find deals for flights from Illinois to Santiago de los Caballeros that include hotel bookings?
Yes. In addition to deals on Illinois to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Illinois to Santiago de los Caballeros?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Santiago de los Caballeros.
Can I find deals for business class flights from Illinois to Santiago de los Caballeros?
Yes. Cheapflights offers flight deals from Illinois to Santiago de los Caballeros 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 Illinois to Santiago de los Caballeros?
Currently, March is the cheapest month in which you can book a flight from Illinois to Santiago de los Caballeros (average of $194). Flying from Illinois to Santiago de los Caballeros in July is currently the most expensive (average of $425). 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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Top 5 airlines flying from Illinois to Santiago de los Caballeros

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$215	Average$554	FlexibilityNo cancel fee	On-time69%
Spirit Airlines	Cheapest$298	Average$441	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$356	Average$437	FlexibilityNo cancel fee	On-timeN/A
JetBlue	Cheapest$391	Average$543	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$437	Average$772	FlexibilityNo cancel fee	On-time71%

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$116+ Cheap flights from Illinois to Santiago de los Caballeros (STI)

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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.

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

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Cheap flight deals from Illinois to Santiago de los Caballeros

Cheapest flights from Illinois to Santiago de los CaballerosExplore the most affordable flight options available from Illinois to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 3, 2025.

Explore the most affordable flight options available from Illinois to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 3, 2025.

Find flight deals from Illinois to Santiago de los Caballeros

Keep the following information in mind while searching for Illinois to Santiago de los Caballeros flight deals. Data was last updated December 3, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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Use the filters below to find and compare flights from Illinois to Santiago de los Caballeros that are best for you.

Best time to book a flight from Illinois to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Illinois with our price prediction graph.

Cheapflights Insights

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

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

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

Find hourly flight availability from Illinois to Santiago de los Caballeros. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 3, 2025.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Santiago de los Caballeros. 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 into for flights to Santiago de los Caballeros from Illinois?

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

What are the most popular routes from Illinois to Santiago de los Caballeros?

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

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

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

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

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Alternative routes for Illinois to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Illinois to Santiago de los Caballeros

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Cheapest flights from Illinois to Santiago de los Caballeros
Explore the most affordable flight options available from Illinois to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 3, 2025.