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O'Hare Intl

$340+ Cheap flights from Bruxelles-National (BRU) to O'Hare Intl (ORD)

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — ORD
août 19 — août 261
mar. 8/19
mar. 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from Brussels Bruxelles-National to Chicago O'Hare Intl are usually found in February or March, booked 68 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from Bruxelles-National to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Bruxelles-National (BRU) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated août 14, 2025.

Round-trip from

$505
(Flighttix)

One-way from

$340
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$690

Good round-trip deal

$713 or less

Good one-way deal

$662 or less
From Brussels Bruxelles-National to Chicago O'Hare Intl
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One-way flight from Brussels Bruxelles-National to Chicago O'Hare Intl
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Highest demand for flights based on searches. 5% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Brussels Bruxelles-National to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Brussels Bruxelles-National to Chicago O'Hare Intl.
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Find flight deals from Bruxelles-National to O'Hare Intl

Cheapest flights from Bruxelles-National to O'Hare Intl
Explore the most affordable flight options available from Bruxelles-National to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on août 14, 2025.

This lol.travel deal was found by Cheapflights users on 8/13. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 8/218:30 amBRU - ORD
1 stop13h 25mUnited Airlines
mer. 9/312:50 pmORD - BRU
1 stop11h 25mUnited Airlines
Deal found 8/13$505
This Flighttix deal was found by Cheapflights users on 8/13. 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.
jeu. 10/2310:00 amBRU - ORD
1 stop11h 55mMultiple Airlines
dim. 11/26:50 pmORD - BRU
1 stop11h 45mMultiple Airlines
Deal found 8/13$506
This Expedia deal was found by Cheapflights users on 8/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 9/1110:15 amBRU - ORD
Nonstop8h 50mBrussels Airlines
jeu. 9/255:55 pmORD - BRU
Nonstop8h 05mBrussels Airlines
Deal found 8/14$507
This lastminute.com deal was found by Cheapflights users on 8/14. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 8/2110:20 amBRU - ORD
1 stop15h 40mAer Lingus
mer. 9/33:45 pmORD - BRU
1 stop10h 55mAer Lingus
Deal found 8/14$508
This Expedia deal was found by Cheapflights users on 8/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 9/1110:15 amBRU - ORD
Nonstop8h 50mMultiple Airlines
jeu. 9/257:05 pmORD - BRU
1 stop19h 25mMultiple Airlines
Deal found 8/14$509
This Netflights deal was found by Cheapflights users on 8/14. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/1610:30 pmBRU - ORD
1 stop20h 20mBritish Airways
jeu. 10/307:25 pmORD - BRU
1 stop12h 40mBritish Airways
Deal found 8/14$511
This United Airlines deal was found by Cheapflights users on 8/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/107:00 amBRU - ORD
2 stops14h 55mUnited Airlines
lun. 9/1511:42 amORD - BRU
1 stop12h 18mUnited Airlines
Deal found 8/13$515
This United Airlines deal was found by Cheapflights users on 8/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 10/88:30 amBRU - ORD
1 stop13h 25mUnited Airlines
lun. 10/135:55 pmORD - BRU
Nonstop8h 05mUnited Airlines
Deal found 8/13$516

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bruxelles-National to O'Hare Intl 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 août 14, 2025.
Use the filters below to find and compare flights from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Bruxelles-National

Fly to

O'Hare Intl

Route

Depart

Return

Price

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

ven. 10/3

10:15 am-12:05 pm

Nonstop8h 50m

Chicago O'Hare Intl

ven. 10/17

5:55 pm-9:00 am

Nonstop8h 05m

$506

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

jeu. 10/9

10:00 am-8:22 pm

1 stop17h 22m

Chicago O'Hare Intl

jeu. 10/23

2:08 pm-8:05 am

1 stop10h 57m

$506

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

jeu. 10/23

6:55 am-12:55 pm

1 stop13h 00m

Chicago O'Hare Intl

dim. 11/2

5:55 pm-8:55 am

Nonstop8h 00m

$506

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

mer. 10/15

10:00 am-2:55 pm

1 stop11h 55m

Chicago O'Hare Intl

lun. 11/17

7:15 am-7:50 am

1 stop17h 35m

$506

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

jeu. 9/11

10:50 am-5:00 pm

1 stop13h 10m

Chicago O'Hare Intl

jeu. 9/25

8:40 pm-6:50 pm

1 stop15h 10m

$509

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

jeu. 8/28

10:15 am-11:55 am

Nonstop8h 40m

Chicago O'Hare Intl

dim. 8/31

5:55 pm-9:00 am

Nonstop8h 05m

$509

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

ven. 10/3

10:15 am-12:05 pm

Nonstop8h 50m

Chicago O'Hare Intl

ven. 10/17

7:05 pm-2:00 pm

1 stop11h 55m

$512

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

jeu. 9/11

8:30 am-12:55 pm

1 stop11h 25m

Chicago O'Hare Intl

jeu. 9/25

5:55 pm-9:00 am

Nonstop8h 05m

$512

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

mer. 9/10

10:15 am-12:05 pm

Nonstop8h 50m

Chicago O'Hare Intl

lun. 9/15

5:55 pm-9:00 am

Nonstop8h 05m

$513

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

mer. 11/12

7:20 pm-4:45 pm

2 stops28h 25m

Chicago O'Hare Intl

sam. 12/13

7:20 pm-2:30 pm

1 stop12h 10m

$513

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 19 results
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Best time to book a flight from Bruxelles-National to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Bruxelles-National 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 Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport

How far ahead should I book a flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Bruxelles-National to O'Hare Intl. Price data was last updated on August 8, 2025.

To ensure you get the cheapest price possible for a flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport, you should look to book at least 67 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport (average of $245). Flying from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport 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 BRU to ORD?

Find hourly flight availability from Bruxelles-National to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated août 14, 2025.

One of the essential ways to save on airfare from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 34% on airfare.

Weekly flight availability from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport

Explore weekly flight availability from Bruxelles-National to O'Hare Intl. 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 août 14, 2025.

The most flights from BRU to ORD 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).

How much does it cost to fly round-trip from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated août 14, 2025.
Get a feel of what it's like to fly with United Airlines, Brussels Airlines, and Lufthansa from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,916 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,916 reviews
United Airlines
7.4
Good
8,916 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
Brussels Airlines
7.3
Good
349 reviews
United Airlines
7.4
Good
8,916 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
Lufthansa
6.8
Okay
7,317 reviews
United Airlines
7.4
Good
8,916 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Bruxelles-National to O'Hare Intl. 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 flying from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport round-trip?

    Currently priced at $576, United Airlines will fly you from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and Brussels Airlines - these airlines can fly you to your destination from $579 and $585, respectively. United Airlines is priced at 12% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

    Before booking your flight to Chicago O'Hare Intl Airport from Brussels Bruxelles-National Airport, check out the most reliable airlines to get you to your destination on time: Emirates (65%), Air Canada (62%), Austrian Airlines( 62%).

  • What are the cheapest flights from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

    While on average a flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport is generally $1,244, our data shows the cheapest flight currently is $560. When looking at the most popular route, (Brussels Bruxelles-National - Chicago O'Hare Intl), you can expect to pay $459 for that flight.

  • Can I find deals for flights from Bruxelles-National to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Bruxelles-National to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bruxelles-National to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bruxelles-National to O'Hare Intl.

  • Can I find deals for business class flights from Bruxelles-National to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Bruxelles-National to O'Hare Intl 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 Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport (average of $245). Flying from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport 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 O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Beloit
Hoffman Estates
Skokie
Des Plaines
Elgin
Gurnee
Arlington Heights
Racine
Rockford
Great Lakes
Orland Park
Merrillville
Naperville
Waukegan
Elk Grove Village
Downers Grove
Tinley Park
Evanston

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Alternative routes for Bruxelles-National to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Bruxelles-National to Midway flights

Top 3 airlines flying from Bruxelles-National to O'Hare Intl

Discover the top 3 airlines that operate flights from Bruxelles-National to O'Hare Intl. 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 août 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$576Average$696FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$579Average$691FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$585Average$755FlexibilityNo cancel feeOn-timeN/A

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