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$86+ Cheap flights from Illinois to Belize

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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BZE
Jan 9 — Jan 161
Fri 1/9
Fri 1/16
1 adult, Economy
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Cheap flight deals from Illinois to Belize

Cheapest flights from Illinois to Belize
Explore the most affordable flight options available from Illinois to Belize. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 10, 2025.

This American Airlines deal was found by Cheapflights users on 12/9. 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.
Wed 12/105:00 amORD - BZE
1 stop7h 11mAmerican Airlines
Wed 12/171:11 pmBZE - ORD
1 stop10h 25mAmerican Airlines
Deal found 12/9$366
This American Airlines deal was found by Cheapflights users on 12/7. 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 12/157:07 pmORD - BZE
1 stop18h 20mAmerican Airlines
Fri 12/191:33 pmBZE - ORD
1 stop8h 47mAmerican Airlines
Deal found 12/7$376
This Air Canada deal was found by Cheapflights users on 12/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/146:05 pmORD - BZE
2 stops28h 00mAir Canada
Tue 12/1611:00 amBZE - ORD
2 stops25h 51mAir Canada
Deal found 12/10$393
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:15 amORD - BZE
1 stop7h 52mAmerican Airlines
Sat 12/134:20 pmBZE - ORD
1 stop16h 29mAmerican Airlines
Deal found 12/10$396
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1310:05 pmORD - BZE
2 stops14h 06mAmerican Airlines
Mon 12/154:20 pmBZE - ORD
2 stops14h 59mAmerican Airlines
Deal found 12/10$401
This American Airlines deal was found by Cheapflights users on 12/7. 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 12/85:00 amORD - BZE
2 stops8h 27mAmerican Airlines
Sun 12/144:20 pmBZE - ORD
1 stop16h 29mAmerican Airlines
Deal found 12/7$406
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/145:00 amORD - BZE
2 stops8h 27mAmerican Airlines
Tue 12/164:20 pmBZE - ORD
2 stops14h 59mAmerican Airlines
Deal found 12/10$411
This Air Canada deal was found by Cheapflights users on 12/7. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/147:20 amORD - BZE
2 stops38h 45mAir Canada
Fri 12/192:50 pmBZE - ORD
2 stops20h 28mAir Canada
Deal found 12/7$422
This American Airlines deal was found by Cheapflights users on 12/8. 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 12/226:35 pmSTL - BZE
2 stops19h 36mAmerican Airlines
Mon 12/293:11 pmBZE - STL
2 stops19h 39mAmerican Airlines
Deal found 12/8$430
This American Airlines deal was found by Cheapflights users on 12/8. 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 12/127:15 amORD - BZE
1 stop7h 52mAmerican Airlines
Sun 12/144:20 pmBZE - ORD
1 stop8h 17mAmerican Airlines
Deal found 12/8$431
This Air Canada deal was found by Cheapflights users on 12/7. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:00 amORD - BZE
2 stops14h 05mAir Canada
Fri 12/192:50 pmBZE - ORD
2 stops20h 28mAir Canada
Deal found 12/7$450
This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
Mon 12/155:00 amORD - BZE
1 stop7h 15mSpirit Airlines
Sat 12/201:10 pmBZE - ORD
1 stop22h 04mSpirit Airlines
Deal found 12/7$461

Find flight deals from Illinois to Belize

Keep the following information in mind while searching for Illinois to Belize flight deals. Data was last updated December 10, 2025.

Round-trip from

$257
(FlightHub)

One-way from

$86
(Mytrip)

Popular in

October

Cheapest in

June

Average price

$794

Good round-trip deal

$702 or less
From Illinois to Belize
Search Deals
One-way flight from Illinois to Belize
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($108 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Illinois to Belize.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Belize 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 December 10, 2025.
Use the filters below to find and compare flights from Illinois to Belize that are best for you.

Fly from

Illinois

Fly to

Belize

Route

Depart

Return

Price

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Tue 1/6

3:54 pm-12:22 pm

2 stops20h 28m

Belize City Philip S.W.Goldson

Tue 1/13

4:16 pm-9:40 am

2 stops17h 24m

$339

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Sat 1/24

3:54 pm-11:49 am

1 stop19h 55m

Belize City Philip S.W.Goldson

Fri 1/30

2:27 pm-11:59 pm

1 stop9h 32m

$341

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Sat 1/24

3:54 pm-3:16 pm

1 stop23h 22m

Belize City Philip S.W.Goldson

Thu 2/5

2:27 pm-11:59 pm

1 stop9h 32m

$341

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Tue 3/3

5:05 am-1:48 pm

1 stop8h 43m

Belize City Philip S.W.Goldson

Tue 3/10

1:50 pm-9:51 pm

1 stop7h 01m

$362

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Thu 1/22

6:00 am-2:32 pm

1 stop8h 32m

Belize City Philip S.W.Goldson

Thu 1/29

3:38 pm-10:00 pm

1 stop6h 22m

$364

ChicagoBelize City

MDW - BZE

MDWBZE

Chicago Midway

Wed 1/14

6:15 am-1:00 pm

1 stop6h 45m

Belize City Philip S.W.Goldson

Thu 1/22

1:55 pm-10:55 pm

1 stop9h 00m

$406

ChicagoBelize City

MDW - BZE

MDWBZE

Chicago Midway

Thu 1/22

6:15 am-1:00 pm

1 stop6h 45m

Belize City Philip S.W.Goldson

Thu 1/29

1:55 pm-10:55 pm

1 stop9h 00m

$436

MolineBelize City

MLI - BZE

MLIBZE

Moline Quad-City

Thu 1/22

6:00 am-3:16 pm

1 stop9h 16m

Belize City Philip S.W.Goldson

Thu 1/29

12:59 pm-9:33 pm

1 stop8h 34m

$482

MolineBelize City

MLI - BZE

MLIBZE

Moline Quad-City

Thu 1/22

3:45 pm-12:14 pm

2 stops20h 29m

Belize City Philip S.W.Goldson

Thu 1/29

3:38 pm-10:12 am

2 stops18h 34m

$487

MolineBelize City

MLI - BZE

MLIBZE

Moline Quad-City

Wed 1/21

5:29 pm-12:14 pm

2 stops18h 45m

Belize City Philip S.W.Goldson

Sat 1/24

1:18 pm-10:12 am

2 stops20h 54m

$487

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 57 results
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Best time to book a flight from Illinois to Belize

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

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

Currently, March is the cheapest month in which you can book a flight from Illinois to Belize (average of $388). Flying from Illinois to Belize in July is currently the most expensive (average of $688). 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 BZ?

Find hourly flight availability from Illinois to Belize. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 10, 2025.

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

Related info for your journey

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

  • How long is the flight from Illinois to Belize?

    There are many flights that can get you from Illinois to Belize in 6h 45m. Fly via American Airlines, Southwest, or United Airlines to get the fastest option. Airlines will cover a distance of 1675 mi. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $179. American Airlines flights start at $186 while deals on United Airlines start at $694 one-way.

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

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

  • How can I find direct flights from Illinois to Belize?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Belize 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 Belize?

    Currently, March is the cheapest month in which you can book a flight from Illinois to Belize (average of $388). Flying from Illinois to Belize in July is currently the most expensive (average of $688). 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

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Alternative routes for Illinois to Belize

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Illinois to Belize

Discover the top 5 airlines that operate flights from Illinois to Belize. 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 December 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$335Average$475FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$345Average$744FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$568Average$753FlexibilityNo cancel feeOn-time63%
DeltaCheapest$673Average$873FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$704Average$896FlexibilityNo cancel feeOn-time69%

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