HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Chicago

$309+ Cheap flights from Belgium to Chicago (CHI)

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — CHI
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Belgium to Chicago with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Belgium to Chicago

Keep the following information in mind while searching for Belgium to Chicago flight deals. Data was last updated September 15, 2025.

Round-trip from

$495
(Booking.com)

One-way from

$309
(CheapTickets)

Popular in

July

Cheapest in

February

Average price

$546

Good round-trip deal

$531 or less

Good one-way deal

$551 or less
From Belgium to Chicago (CHI)
Search Deals
One-way flight from Belgium to Chicago (CHI)
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Belgium to Chicago (CHI).
Search Deals
Price to beat on a one-way flight from Belgium to Chicago (CHI).
Search Deals

Find flight deals from Belgium to Chicago

Cheapest flights from Belgium to Chicago
Explore the most affordable flight options available from Belgium to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Booking.com deal was found by Cheapflights users on 9/14. 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.
Wed 10/2911:30 amBRU - ORD
2 stops15h 35mScandinavian Airlines
Wed 11/57:20 pmORD - BRU
2 stops16h 20mScandinavian Airlines
Deal found 9/14$495
This Flightnetwork deal was found by Cheapflights users on 9/14. 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.
Sat 11/157:00 amBRU - ORD
2 stops14h 55mMultiple Airlines
Thu 11/2012:50 pmORD - BRU
1 stop12h 00mMultiple Airlines
Deal found 9/14$504
This Flysmarter deal was found by Cheapflights users on 9/13. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2010:00 amBRU - ORD
2 stops15h 54mAir Canada
Fri 10/32:08 pmORD - BRU
1 stop10h 57mAir Canada
Deal found 9/13$505
This Flighttix deal was found by Cheapflights users on 9/14. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:00 amBRU - ORD
1 stop13h 10mLufthansa
Mon 11/175:55 pmORD - BRU
Nonstop8h 00mLufthansa
Deal found 9/14$506
This Flighttix deal was found by Cheapflights users on 9/13. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2010:15 amBRU - ORD
Nonstop8h 50mLufthansa
Fri 10/35:55 pmORD - BRU
Nonstop8h 05mLufthansa
Deal found 9/13$508
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 12/510:20 amBRU - ORD
1 stop13h 25mScandinavian Airlines
Mon 12/87:20 pmORD - BRU
1 stop12h 10mScandinavian Airlines
Deal found 9/14$509
This Flighttix deal was found by Cheapflights users on 9/13. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2010:00 amBRU - ORD
1 stop11h 55mUnited Airlines
Fri 10/32:20 pmORD - BRU
1 stop10h 25mUnited Airlines
Deal found 9/13$510
This Flysmarter deal was found by Cheapflights users on 9/13. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2010:00 amBRU - ORD
1 stop11h 55mAir Canada
Thu 9/2510:40 amORD - BRU
1 stop14h 25mAir Canada
Deal found 9/13$511
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/289:30 amBRU - ORD
1 stop12h 50mMultiple Airlines
Tue 11/46:50 pmORD - BRU
1 stop11h 45mMultiple Airlines
Deal found 9/13$514
This Flighttix deal was found by Cheapflights users on 9/13. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2010:15 amBRU - ORD
Nonstop8h 50mLufthansa
Thu 9/255:55 pmORD - BRU
Nonstop8h 05mLufthansa
Deal found 9/13$515
This Delta deal was found by Cheapflights users on 9/14. 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.
Thu 10/210:45 amBRU - MDW
2 stops17h 51mDelta
Sat 10/1110:35 amMDW - BRU
1 stop15h 05mDelta
Deal found 9/14$638
This Delta deal was found by Cheapflights users on 9/14. 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.
Fri 10/310:45 amBRU - MDW
1 stop13h 50mDelta
Sun 10/510:35 amMDW - BRU
2 stops16h 05mDelta
Deal found 9/14$640

Cheapflights Fare Finder

 
Customize your flight search to find flights from Belgium to Chicago 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 September 15, 2025.
Use the filters below to find and compare flights from Belgium to Chicago that are best for you.

Fly from

Belgium

Fly to

Chicago

Route

Depart

Return

Price

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sat 1/31

10:20 am-4:45 pm

1 stop13h 25m

Chicago O'Hare Intl

Sun 2/8

7:10 pm-10:50 am

2 stops32h 40m

$498

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 1/29

3:10 pm-4:45 pm

1 stop32h 35m

Chicago O'Hare Intl

Fri 2/6

7:20 pm-11:55 am

2 stops33h 35m

$498

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Mon 1/26

10:20 am-4:45 pm

1 stop13h 25m

Chicago O'Hare Intl

Wed 2/4

7:20 pm-10:50 am

2 stops32h 30m

$498

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Tue 1/27

11:30 am-4:45 pm

2 stops36h 15m

Chicago O'Hare Intl

Thu 2/5

7:20 pm-2:30 pm

1 stop12h 10m

$498

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Wed 1/28

11:30 am-4:45 pm

2 stops36h 15m

Chicago O'Hare Intl

Sun 2/8

7:10 pm-2:30 pm

1 stop12h 20m

$498

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 1/29

10:20 am-4:45 pm

1 stop13h 25m

Chicago O'Hare Intl

Sat 2/7

7:20 pm-6:15 pm

2 stops15h 55m

$498

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Fri 1/30

11:30 am-4:45 pm

2 stops36h 15m

Chicago O'Hare Intl

Wed 2/4

7:20 pm-2:30 pm

1 stop12h 10m

$498

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Mon 1/26

10:20 am-4:45 pm

1 stop13h 25m

Chicago O'Hare Intl

Fri 2/6

7:20 pm-11:55 am

2 stops33h 35m

$498

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Fri 1/30

10:20 am-4:45 pm

1 stop13h 25m

Chicago O'Hare Intl

Sun 2/8

7:10 pm-10:50 am

2 stops32h 40m

$498

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 1/29

11:30 am-4:45 pm

2 stops36h 15m

Chicago O'Hare Intl

Thu 2/5

7:20 pm-2:30 pm

1 stop12h 10m

$498

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 59 results
1
2
3
...
6

Best time to book a flight from Belgium to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Belgium 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 Belgium to Chicago

What is the cheapest month to book a flight from Belgium to Chicago?

Currently, August is the cheapest month in which you can book a flight from Belgium to Chicago (average of $245). Flying from Belgium to Chicago in March is currently the most expensive (average of $321). 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 BE to CHI?

Find hourly flight availability from Belgium to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Belgium to Chicago, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Belgium to Chicago

Explore weekly flight availability from Belgium to Chicago. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 15, 2025.

The most flights from BE0 to CHI are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated September 15, 2025.
Peruse reviews from past customers who have flown with United Airlines, Brussels Airlines, and Aer Lingus from Belgium to Chicago 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.
United Airlines
7.4
Good
8,931 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,931 reviews
United Airlines
7.4
Good
8,931 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Brussels Airlines
7.3
Good
359 reviews
United Airlines
7.4
Good
8,931 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Aer Lingus
7.2
Good
1,271 reviews
United Airlines
7.4
Good
8,931 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Icelandair
7.0
Good
546 reviews
United Airlines
7.4
Good
8,931 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Lufthansa
6.8
Okay
7,409 reviews
United Airlines
7.4
Good
8,931 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Belgium to Chicago. 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 Belgium to Chicago?

    Airlines like Scandinavian Airlines and Delta fly from Belgium to Chicago in about 13h 25m. The time it takes to get you to your destination can typically vary by up to 4h 26m. Airlines will cover a distance of 4145 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Belgium to Chicago?

    Most travelers choose Brussels Bruxelles-National - Chicago O'Hare Intl, Brussels Bruxelles-National - Chicago Midway or Charleroi Brussels - Chicago O'Hare Intl when deciding on the best route from Belgium to Chicago.

  • What are the most reliable airlines from Belgium to Chicago?

    Consider Air Canada (61%), Austrian Airlines (61%) or Brussels Airlines (61%) when booking your flight. These represent the most reliable airlines when flying from Belgium to Chicago.

  • What are the cheapest flights from Belgium to Chicago?

    On average you can expect to pay $674 for a flight from Belgium to Chicago. The cheapest flight overall is $521 while the most popular route, (Brussels Bruxelles-National - Chicago O'Hare Intl) is currently priced at $412.

  • Can I find deals for flights from Belgium to Chicago that include hotel bookings?

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

  • How can I find direct flights from Belgium to Chicago?

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

  • Can I find deals for business class flights from Belgium to Chicago?

    Yes. Cheapflights offers flight deals from Belgium to Chicago 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 Belgium to Chicago?

    Currently, August is the cheapest month in which you can book a flight from Belgium to Chicago (average of $245). Flying from Belgium to Chicago in March is currently the most expensive (average of $321). 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

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
Lansing
Hammond
Benton Harbor
Porter
Chesterton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Belgium to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
Frankfurt to O'Hare Intl flights
Charles de Gaulle to O'Hare Intl flights
Heathrow to O'Hare Intl flights
Frederic Chopin to O'Hare Intl flights
Madrid to O'Hare Intl flights
Orly to O'Hare Intl flights
Frederic Chopin to Midway flights
Charles de Gaulle to Midway flights
Barcelona-El Prat to O'Hare Intl flights
Zurich to O'Hare Intl flights
Dublin to O'Hare Intl flights
Malpensa to O'Hare Intl flights
Heathrow to Midway flights
Athens to O'Hare Intl flights
Gatwick to O'Hare Intl flights
London City to O'Hare Intl flights
Bruxelles-National to O'Hare Intl flights
Munich to O'Hare Intl flights
Krakow to O'Hare Intl flights
Amsterdam to O'Hare Intl flights
Modlin to O'Hare Intl flights
Vienna to O'Hare Intl flights
Frankfurt-Hahn to O'Hare Intl flights
Istanbul to O'Hare Intl flights
Barcelona-El Prat to Midway flights
Leonardo da Vinci/Fiumicino to O'Hare Intl flights
Bergamo to O'Hare Intl flights
Linate to O'Hare Intl flights
Stansted to O'Hare Intl flights
Luton to O'Hare Intl flights
Belgrade to O'Hare Intl flights
Vilnius to O'Hare Intl flights
Copenhagen to O'Hare Intl flights
Berlin to O'Hare Intl flights
Lisbon to O'Hare Intl flights
Bruxelles-National to Midway flights
Munich to Midway flights
Madrid to Midway flights
Sofia to O'Hare Intl flights
Frankfurt to St. Louis flights
Leonardo da Vinci/Fiumicino to Midway flights

Top 3 airlines flying from Belgium to Chicago

Discover the top 3 airlines that operate flights from Belgium to Chicago. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest$521Average$708FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$521Average$665FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$568Average$686FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.