Belize

$135+ 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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BZE
Apr 7 — Apr 141
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Cheap flight deals from Illinois to Belize

Keep the following information in mind while searching for Illinois to Belize flight deals. Data was last updated April 2, 2025.

Round-trip from

$344
(Delta)

One-way from

$135
(American Airlines)

Popular in

March

Cheapest in

April

Average price

$671

Good round-trip deal

$1,044 or less

Good one-way deal

$694 or less
From Illinois to Belize
One-way flight from Illinois to Belize
High demand for flights, 0% potential price rise
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Illinois to Belize.
Price to beat on a one-way flight from Illinois to Belize.

Find 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 April 2, 2025.

This Delta deal was found by Cheapflights users on 3/31. 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.
Wed 7/96:00 amSTL - BZE
1 stop6h 44mDelta
Fri 8/812:32 pmBZE - STL
1 stop10h 07mDelta
Deal found 3/31$344
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Tue 4/295:35 amSTL - BZE
1 stop6h 35mAmerican Airlines
Tue 5/63:14 pmBZE - STL
2 stops17h 40mAmerican Airlines
Deal found 4/1$348
This Southwest deal was found by Cheapflights users on 4/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/296:00 amSTL - BZE
1 stop7h 15mSouthwest
Tue 5/61:10 pmBZE - STL
1 stop8h 05mSouthwest
Deal found 4/1$382
This United deal was found by Cheapflights users on 3/31. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/15:55 pmSTL - BZE
1 stop20h 38mUnited Airlines
Sun 6/812:40 pmBZE - STL
1 stop8h 35mUnited Airlines
Deal found 3/31$463
This Air Canada deal was found by Cheapflights users on 4/1. 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.
Wed 4/99:40 amORD - BZE
1 stop27h 45mAir Canada
Thu 4/171:40 pmBZE - ORD
1 stop28h 50mAir Canada
Deal found 4/1$464
This American Airlines deal was found by Cheapflights users on 4/1. 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.
Tue 6/106:34 pmMLI - BZE
2 stops18h 37mAmerican Airlines
Tue 6/1711:15 amBZE - MLI
2 stops22h 39mAmerican Airlines
Deal found 4/1$512
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/36:00 amORD - BZE
1 stop11h 32mAlaska Airlines
Sat 5/1710:00 amBZE - ORD
2 stops18h 40mAlaska Airlines
Deal found 4/1$514
This Kiwi.com deal was found by Cheapflights users on 4/1. 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.
Tue 4/89:08 pmORD - BZE
2 stops40h 57mMultiple Airlines
Sat 4/1910:50 amBZE - ORD
1 stop9h 04mMultiple Airlines
Deal found 4/1$564
This Southwest deal was found by Cheapflights users on 4/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/217:15 pmORD - BZE
2 stops16h 45mSouthwest
Fri 6/271:35 pmBZE - ORD
2 stops18h 50mSouthwest
Deal found 4/1$593
This Southwest deal was found by Cheapflights users on 3/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/227:35 amMDW - BZE
1 stop6h 00mSouthwest
Sun 6/291:35 pmBZE - MDW
2 stops9h 50mSouthwest
Deal found 3/31$613
This Delta deal was found by Cheapflights users on 4/1. 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.
Sun 4/205:50 amMLI - BZE
1 stop6h 21mDelta
Thu 4/2412:36 pmBZE - MLI
1 stop8h 49mDelta
Deal found 4/1$616
This Kiwi.com deal was found by Cheapflights users on 4/1. 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.
Fri 4/117:05 pmORD - BZE
1 stop15h 50mSun Country Air
Sat 4/1910:50 amBZE - ORD
1 stop9h 04mSun Country Air
Deal found 4/1$657

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 April 2, 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

Wed 7/9

6:00 am-11:44 am

1 stop6h 44m

Belize City Philip S.W.Goldson

Fri 8/8

12:32 pm-11:39 pm

1 stop10h 07m

$344

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Tue 4/29

5:35 am-11:10 am

1 stop6h 35m

Belize City Philip S.W.Goldson

Tue 5/6

3:14 pm-9:54 am

2 stops17h 40m

$348

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Tue 4/29

6:00 am-12:15 pm

1 stop7h 15m

Belize City Philip S.W.Goldson

Tue 5/6

1:10 pm-10:15 pm

1 stop8h 05m

$382

St. LouisBelize City

STL - BZE

STLBZE

Lambert-St Louis

Sun 6/1

5:55 pm-1:33 pm

1 stop20h 38m

Belize City Philip S.W.Goldson

Sun 6/8

12:40 pm-10:15 pm

1 stop8h 35m

$463

MolineBelize City

MLI - BZE

MLIBZE

Moline Quad-City

Tue 6/10

6:34 pm-12:11 pm

2 stops18h 37m

Belize City Philip S.W.Goldson

Tue 6/17

11:15 am-10:54 am

2 stops22h 39m

$512

ChicagoBelize City

ORD - BZE

ORDBZE

Chicago O'Hare Intl

Sat 5/3

6:00 am-4:32 pm

1 stop11h 32m

Belize City Philip S.W.Goldson

Sat 5/17

10:00 am-5:40 am

2 stops18h 40m

$514

ChicagoBelize City

ORD - BZE

ORDBZE

Chicago O'Hare Intl

Fri 5/16

6:59 pm-5:04 pm

1 stop23h 05m

Belize City Philip S.W.Goldson

Fri 5/23

5:38 pm-11:52 pm

2 stops29h 14m

$591

ChicagoBelize City

ORD - BZE

ORDBZE

Chicago O'Hare Intl

Sat 6/21

7:15 pm-11:00 am

2 stops16h 45m

Belize City Philip S.W.Goldson

Fri 6/27

1:35 pm-9:25 am

2 stops18h 50m

$593

ChicagoBelize City

MDW - BZE

MDWBZE

Chicago Midway

Sun 6/22

7:35 am-12:35 pm

1 stop6h 00m

Belize City Philip S.W.Goldson

Sun 6/29

1:35 pm-12:25 am

2 stops9h 50m

$613

MolineBelize City

MLI - BZE

MLIBZE

Moline Quad-City

Sun 4/20

5:50 am-11:11 am

1 stop6h 21m

Belize City Philip S.W.Goldson

Thu 4/24

12:36 pm-10:25 pm

1 stop8h 49m

$616

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 32 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, August is the cheapest month in which you can book a flight from Illinois to Belize (average of $363). Flying from Illinois to Belize in March is currently the most expensive (average of $653). 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 April 2, 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.

Rainfall in Belize by month

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

In terms of precipitation, rainfall in Belize ranges from 1.6 - 9.8 inches per month. October is typically the wettest month, when rainfall can reach 9.8 in. March is typically the driest time to visit Belize when rainfall is around 1.6 in.

Temperature in Belize by month

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

If weather is an important factor for your trip to Belize, use this chart to help with planning. For those seeking warmer temperatures, May is the ideal time of year to visit, when temperatures reach an average of 82.4 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 Belize

Get insights into the airlines that provide service to Belize. 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 Belize. Reviews last updated April 2, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Illinois to Belize to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
8.0
Very good

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $135. Air Canada flights start at $187 while deals on United Airlines start at $194 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, August is the cheapest month in which you can book a flight from Illinois to Belize (average of $363). Flying from Illinois to Belize in March is currently the most expensive (average of $653). 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.

Top 4 airlines flying from Illinois to Belize

Discover the top 4 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 April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$446Average$785FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$568Average$726FlexibilityNo cancel feeOn-time63%
DeltaCheapest$582Average$807FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$737Average$1,081FlexibilityNo cancel feeOn-time69%

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