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Central America

$84+ 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SJO
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 junio 12, 2025.

Round-trip from

$230
(United Airlines)

One-way from

$84
(American Airlines)

Popular in

December

Cheapest in

June

Average price

$325

Good round-trip deal

$312 or less

Good one-way deal

$145 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 ($136 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in June 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 junio 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. 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.
mié. 9/107:00 amORD - SAL
1 stop8h 23mUnited Airlines
mar. 9/163:30 pmSAL - ORD
1 stop7h 45mUnited Airlines
Deal found 6/10$230
This Flightnetwork deal was found by Cheapflights users on 6/10. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/95:05 amORD - GUA
1 stop7h 19mSpirit Airlines
mar. 7/2212:22 pmGUA - ORD
1 stop9h 51mSpirit Airlines
Deal found 6/10$231
This Trip.com deal was found by Cheapflights users on 6/11. 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.
mié. 7/95:40 pmORD - GUA
1 stop7h 24mMultiple Airlines
mar. 7/157:50 amGUA - ORD
1 stop7h 15mMultiple Airlines
Deal found 6/11$232
This FlightHub deal was found by Cheapflights users on 6/11. 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.
mié. 8/133:45 pmORD - GUA
Nonstop4h 25mAvianca
mié. 8/208:40 amGUA - ORD
Nonstop4h 45mAvianca
Deal found 6/11$242
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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.
jue. 7/175:05 amORD - SAL
1 stop8h 34mSpirit Airlines
mar. 7/221:44 pmSAL - ORD
1 stop8h 29mSpirit Airlines
Deal found 6/11$267
This Delta deal was found by Cheapflights users on 6/10. 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.
mar. 10/216:00 amORD - SAL
1 stop7h 10mDelta
mié. 11/52:30 pmSAL - ORD
1 stop9h 23mDelta
Deal found 6/10$270
This American Airlines deal was found by Cheapflights users on 6/12. 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.
sáb. 9/1310:01 amORD - GUA
1 stop8h 13mAmerican Airlines
sáb. 9/2012:30 pmGUA - ORD
2 stops10h 18mAmerican Airlines
Deal found 6/12$273
This Frontier deal was found by Cheapflights users on 6/11. 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.
vie. 9/1910:25 amORD - SAL
1 stop13h 02mFrontier
vie. 10/1011:47 pmSAL - ORD
1 stop10h 38mFrontier
Deal found 6/11$273
This Booking.com deal was found by Cheapflights users on 6/11. 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.
vie. 9/127:23 pmMDW - GUA
1 stop17h 36mFrontier
sáb. 9/201:49 pmGUA - MDW
1 stop8h 20mFrontier
Deal found 6/11$280
This Delta deal was found by Cheapflights users on 6/11. 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.
lun. 11/176:00 amSTL - SJO
1 stop6h 52mDelta
mar. 11/257:00 amSJO - STL
1 stop11h 02mDelta
Deal found 6/11$286
This Delta deal was found by Cheapflights users on 6/10. 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.
dom. 8/246:00 amSTL - BZE
1 stop6h 44mDelta
vie. 9/51:07 pmBZE - STL
1 stop7h 55mDelta
Deal found 6/10$288
This American Airlines deal was found by Cheapflights users on 6/11. 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.
mié. 10/295:29 amSTL - SJO
2 stops8h 31mAmerican Airlines
mar. 11/43:50 pmSJO - STL
1 stop16h 25mAmerican Airlines
Deal found 6/11$290

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 junio 12, 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 Salvador

ORD - SAL

ORDSAL

Chicago O'Hare Intl

mié. 9/10

7:00 am-2:23 pm

1 stop8h 23m

San Salvador El Salvador Intl

mar. 9/16

3:30 pm-12:15 am

1 stop7h 45m

$230

ChicagoGuatemala City

ORD - GUA

ORDGUA

Chicago O'Hare Intl

mié. 7/9

5:05 am-11:24 am

1 stop7h 19m

Guatemala City La Aurora

mar. 7/22

12:22 pm-11:13 pm

1 stop9h 51m

$231

ChicagoGuatemala City

ORD - GUA

ORDGUA

Chicago O'Hare Intl

mié. 7/9

5:40 pm-12:04 am

1 stop7h 24m

Guatemala City La Aurora

mar. 7/15

7:50 am-4:05 pm

1 stop7h 15m

$232

ChicagoGuatemala City

ORD - GUA

ORDGUA

Chicago O'Hare Intl

mié. 8/13

3:45 pm-7:10 pm

Nonstop4h 25m

Guatemala City La Aurora

mié. 8/20

8:40 am-2:25 pm

Nonstop4h 45m

$242

ChicagoSan Salvador

ORD - SAL

ORDSAL

Chicago O'Hare Intl

jue. 7/17

5:05 am-12:39 pm

1 stop8h 34m

San Salvador El Salvador Intl

mar. 7/22

1:44 pm-11:13 pm

1 stop8h 29m

$267

ChicagoSan Salvador

ORD - SAL

ORDSAL

Chicago O'Hare Intl

mar. 10/21

6:00 am-12:10 pm

1 stop7h 10m

San Salvador El Salvador Intl

mié. 11/5

2:30 pm-11:53 pm

1 stop9h 23m

$270

ChicagoGuatemala City

ORD - GUA

ORDGUA

Chicago O'Hare Intl

sáb. 9/13

10:01 am-5:14 pm

1 stop8h 13m

Guatemala City La Aurora

sáb. 9/20

12:30 pm-11:48 pm

2 stops10h 18m

$273

ChicagoSan Salvador

ORD - SAL

ORDSAL

Chicago O'Hare Intl

vie. 9/19

10:25 am-10:27 pm

1 stop13h 02m

San Salvador El Salvador Intl

vie. 10/10

11:47 pm-11:25 am

1 stop10h 38m

$273

ChicagoGuatemala City

MDW - GUA

MDWGUA

Chicago Midway

sáb. 10/4

6:10 am-11:59 am

1 stop6h 49m

Guatemala City La Aurora

lun. 10/13

1:29 pm-11:25 pm

1 stop8h 56m

$274

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

lun. 11/17

6:00 am-12:52 pm

1 stop6h 52m

San José Juan Santamaria Intl

mar. 11/25

7:00 am-6:02 pm

1 stop11h 02m

$286

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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 junio 12, 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.

Rainfall in Central America by month

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

In terms of precipitation, rainfall in Central America ranges from 0.0 - 13.0 inches per month. August is typically the wettest month, when rainfall can reach 13.0 in. February is typically the driest time to visit Central America when rainfall is around 0.0 in.

Temperature in Central America by month

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

If weather is an important factor for your trip to Central America, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 73.4 F).

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 junio 12, 2025.
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
4,287 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
1,451 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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
1,706 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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 American Airlines, with whom users have recently found tickets for as low as $84. However, be on the lookout for offers from United Airlines and Spirit Airlines, 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$113Average$490FlexibilityNo cancel feeOn-time70%
Spirit AirlinesCheapest$130Average$512FlexibilityNo cancel feeOn-time65%
AviancaCheapest$192Average$465FlexibilityNo cancel feeOn-time71%
VolarisCheapest$201Average$276FlexibilityNo cancel feeOn-time79%
DeltaCheapest$260Average$675FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$269Average$702FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$269Average$743FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$345Average$635FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$479Average$684FlexibilityNo cancel feeOn-time63%

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