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Central America

$99+ Cheap flights from Illinois to Central America

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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SJO
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Illinois to Central America

Keep the following information in mind while searching for Illinois to Central America flight deals. Data was last updated July 31, 2025.

Round-trip from

$224
(Booking.com)

One-way from

$99
(SmartFares)

Popular in

December

Cheapest in

September

Average price

$538

Good round-trip deal

$329 or less

Good one-way deal

$160 or less
From Illinois to Central America
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One-way flight from Illinois to Central America
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Highest demand for flights based on searches. 21% potential increase in price ($133 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Illinois to Central America.
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Price to beat on a one-way flight from Illinois to Central America.
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Find flight deals from Illinois to Central America

Cheapest flights from Illinois to Central America
Explore the most affordable flight options available from Illinois to Central America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Booking.com deal was found by Cheapflights users on 7/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/145:05 amORD - SJO
1 stop7h 07mSpirit Airlines
Tue 8/1912:18 pmSJO - ORD
1 stop10h 41mSpirit Airlines
Deal found 7/29$224
This FlightHub deal was found by Cheapflights users on 7/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/38:47 pmORD - GUA
1 stop16h 18mSpirit Airlines
Sat 9/612:20 pmGUA - ORD
1 stop9h 28mSpirit Airlines
Deal found 7/30$249
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/236:30 amORD - SJO
1 stop9h 43mMultiple Airlines
Fri 10/37:30 amSJO - ORD
1 stop13h 28mMultiple Airlines
Deal found 7/30$250
This Trip.com deal was found by Cheapflights users on 7/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1510:26 amORD - GUA
1 stop14h 03mMultiple Airlines
Thu 8/211:30 amGUA - ORD
1 stop19h 10mMultiple Airlines
Deal found 7/30$253
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Sat 8/98:42 pmORD - GUA
2 stops21h 43mAmerican Airlines
Sat 8/236:25 amGUA - ORD
2 stops14h 00mAmerican Airlines
Deal found 7/30$261
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Fri 11/72:17 pmSTL - SJO
1 stop7h 44mAmerican Airlines
Thu 11/137:00 amSJO - STL
1 stop15h 32mAmerican Airlines
Deal found 7/29$279
This Kissandfly.com deal was found by Cheapflights users on 7/31. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/131:40 amORD - GUA
1 stop14h 06mVolaris
Sat 9/201:30 amGUA - ORD
1 stop8h 38mVolaris
Deal found 7/31$287
This Frontier deal was found by Cheapflights users on 7/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/136:15 amMDW - GUA
1 stop6h 49mFrontier
Sat 9/201:49 pmGUA - MDW
1 stop8h 28mFrontier
Deal found 7/30$290
This United Airlines deal was found by Cheapflights users on 7/30. 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 10/229:22 amORD - GUA
Nonstop4h 23mUnited Airlines
Sat 10/251:10 amGUA - ORD
1 stop7h 01mUnited Airlines
Deal found 7/30$296
This Avianca deal was found by Cheapflights users on 7/30. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/153:45 pmORD - GUA
Nonstop4h 25mAvianca
Fri 8/228:40 amGUA - ORD
Nonstop4h 45mAvianca
Deal found 7/30$301
This FlightHub deal was found by Cheapflights users on 7/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:35 amSTL - SJO
1 stop25h 39mSpirit Airlines
Wed 10/2212:19 pmSJO - STL
1 stop20h 21mSpirit Airlines
Deal found 7/30$317
This Delta deal was found by Cheapflights users on 7/31. 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.
Tue 11/1811:51 amSTL - SJO
1 stop10h 24mDelta
Tue 11/257:00 amSJO - STL
1 stop11h 02mDelta
Deal found 7/31$340

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Central America 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 July 31, 2025.
Use the filters below to find and compare flights from Illinois to Central America that are best for you.

Fly from

Illinois

Fly to

Central America

Route

Depart

Return

Price

ChicagoSan José

ORD - SJO

ORDSJO

Chicago O'Hare Intl

Thu 8/14

5:05 am-11:12 am

1 stop7h 07m

San José Juan Santamaria Intl

Tue 8/19

12:18 pm-11:59 pm

1 stop10h 41m

$224

ChicagoGuatemala City

ORD - GUA

ORDGUA

Chicago O'Hare Intl

Wed 9/3

8:47 pm-12:05 pm

1 stop16h 18m

Guatemala City La Aurora

Sat 9/6

12:20 pm-10:48 pm

1 stop9h 28m

$249

ChicagoSan José

ORD - SJO

ORDSJO

Chicago O'Hare Intl

Tue 9/23

6:30 am-3:13 pm

1 stop9h 43m

San José Juan Santamaria Intl

Fri 10/3

7:30 am-9:58 pm

1 stop13h 28m

$250

ChicagoGuatemala City

ORD - GUA

ORDGUA

Chicago O'Hare Intl

Fri 8/15

10:26 am-11:29 pm

1 stop14h 03m

Guatemala City La Aurora

Thu 8/21

1:30 am-9:40 pm

1 stop19h 10m

$253

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Fri 10/24

5:20 am-6:16 pm

1 stop13h 56m

San José Juan Santamaria Intl

Sun 11/2

5:00 am-1:53 pm

1 stop8h 53m

$284

ChicagoGuatemala City

ORD - GUA

ORDGUA

Chicago O'Hare Intl

Sat 9/13

1:40 am-2:46 pm

1 stop14h 06m

Guatemala City La Aurora

Sun 9/21

6:15 am-10:41 pm

1 stop15h 26m

$287

ChicagoGuatemala City

MDW - GUA

MDWGUA

Chicago Midway

Sat 9/13

6:15 am-12:04 pm

1 stop6h 49m

Guatemala City La Aurora

Sat 9/20

1:49 pm-11:17 pm

1 stop8h 28m

$290

ChicagoGuatemala City

ORD - GUA

ORDGUA

Chicago O'Hare Intl

Wed 10/22

9:22 am-12:45 pm

Nonstop4h 23m

Guatemala City La Aurora

Sat 10/25

1:10 am-9:11 am

1 stop7h 01m

$296

ChicagoGuatemala City

ORD - GUA

ORDGUA

Chicago O'Hare Intl

Fri 8/15

3:45 pm-7:10 pm

Nonstop4h 25m

Guatemala City La Aurora

Fri 8/22

8:40 am-2:25 pm

Nonstop4h 45m

$301

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Thu 9/18

10:35 am-11:14 am

1 stop25h 39m

San José Juan Santamaria Intl

Wed 10/22

12:19 pm-9:40 am

1 stop20h 21m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Central America

Have a flexible travel schedule? Discover the best time to fly to Central America 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 Central America

What is the cheapest month to book a flight from Illinois to Central America?

Currently, September is the cheapest month in which you can book a flight from Illinois to Central America (average of $398). Flying from Illinois to Central America in March is currently the most expensive (average of $555). 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 CA?

Find hourly flight availability from Illinois to Central America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

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

Reviews of airlines servicing Central America

Get insights into the airlines that provide service to Central America. 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 Central America. Reviews last updated July 31, 2025.
Read reviews from past customers who have flown Delta, Alaska Airlines, and Southwest from Illinois to Central America. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Alaska Airlines
8.0
Very good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Southwest
8.0
Very good
4,246 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Copa Airlines
7.5
Good
1,493 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aeromexico
7.5
Good
1,721 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What are the cheapest airlines to fly from Illinois to Central America one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $99. However, be on the lookout for offers from United Airlines and Volaris, as they are both options that can get you from Illinois to Central America for a low price.

  • Can I find deals for flights from Illinois to Central America that include hotel bookings?

    Yes. In addition to deals on Illinois to Central America flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Central America?

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

  • Can I find deals for business class flights from Illinois to Central America?

    Yes. Cheapflights offers flight deals from Illinois to Central America 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 Central America?

    Currently, September is the cheapest month in which you can book a flight from Illinois to Central America (average of $398). Flying from Illinois to Central America in March is currently the most expensive (average of $555). 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 Illinois to Central America

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Illinois to Central America

Discover the top 9 airlines that operate flights from Illinois to Central America. 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$112Average$516FlexibilityNo cancel feeOn-time65%
Copa AirlinesCheapest$113Average$489FlexibilityNo cancel feeOn-time70%
DeltaCheapest$175Average$672FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$196Average$448FlexibilityNo cancel feeOn-time71%
VolarisCheapest$201Average$274FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$245Average$691FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$266Average$739FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$432Average$649FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$436Average$672FlexibilityNo cancel feeOn-time63%

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