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O'Hare Intl

$319+ 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — ORD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 59 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 September 11, 2025.

Round-trip from

$494
(Scandinavian Airlines)

One-way from

$319
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$688

Good round-trip deal

$579 or less

Good one-way deal

$551 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. 6% potential increase in price ($42 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 September 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 September 11, 2025.

This Gotogate deal was found by Cheapflights users on 9/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/181:50 pmBRU - ORD
1 stop14h 25mIcelandair
Wed 10/17:25 pmORD - BRU
1 stop10h 25mIcelandair
Deal found 9/10$493
This AirNGo deal was found by Cheapflights users on 9/11. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:30 amBRU - ORD
1 stop11h 50mUnited Airlines
Wed 11/125:55 pmORD - BRU
Nonstop8h 00mUnited Airlines
Deal found 9/11$496
This lastminute.com deal was found by Cheapflights users on 9/11. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:20 amBRU - ORD
1 stop15h 40mAer Lingus
Wed 10/13:45 pmORD - BRU
1 stop10h 55mAer Lingus
Deal found 9/11$497
This Flighttix deal was found by Cheapflights users on 9/11. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/189:30 amBRU - ORD
1 stop12h 25mLufthansa
Wed 10/15:55 pmORD - BRU
Nonstop8h 05mLufthansa
Deal found 9/11$505
This Expedia deal was found by Cheapflights users on 9/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2810:15 amBRU - ORD
1 stop14h 40mAer Lingus
Fri 12/53:50 pmORD - BRU
1 stop10h 45mAer Lingus
Deal found 9/10$506
This Flighttix deal was found by Cheapflights users on 9/10. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/187:00 amBRU - ORD
1 stop12h 55mUnited Airlines
Wed 10/15:55 pmORD - BRU
Nonstop8h 05mUnited Airlines
Deal found 9/10$508
This Flighttix deal was found by Cheapflights users on 9/10. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/219:30 amBRU - ORD
1 stop12h 25mMultiple Airlines
Sat 9/274:00 pmORD - BRU
1 stop10h 45mMultiple Airlines
Deal found 9/10$509
This oojo deal was found by Cheapflights users on 9/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/241:50 pmBRU - ORD
1 stop11h 25mIcelandair
Wed 11/126:30 pmORD - BRU
1 stop10h 25mIcelandair
Deal found 9/9$510

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 September 11, 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

Thu 2/26

10:20 am-4:45 pm

1 stop13h 25m

Chicago O'Hare Intl

Mon 3/2

7:20 pm-7:50 pm

1 stop17h 30m

$494

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 11/27

10:20 am-4:45 pm

1 stop13h 25m

Chicago O'Hare Intl

Sat 12/6

7:20 pm-10:50 am

2 stops32h 30m

$498

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 2/26

9:00 am-3:20 pm

1 stop13h 20m

Chicago O'Hare Intl

Mon 3/2

5:55 pm-8:55 am

Nonstop8h 00m

$517

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sun 1/25

7:00 am-3:20 pm

1 stop15h 20m

Chicago O'Hare Intl

Tue 2/3

2:27 pm-8:05 am

1 stop10h 38m

$517

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sun 9/21

9:30 am-2:55 pm

1 stop12h 25m

Chicago O'Hare Intl

Mon 10/13

5:55 pm-9:00 am

Nonstop8h 05m

$517

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Wed 10/15

10:30 am-2:55 pm

1 stop11h 25m

Chicago O'Hare Intl

Wed 10/29

2:39 pm-7:15 am

1 stop10h 36m

$517

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Tue 9/23

10:30 am-2:55 pm

1 stop11h 25m

Chicago O'Hare Intl

Mon 11/10

5:55 pm-8:55 am

Nonstop8h 00m

$518

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Wed 9/24

10:30 am-2:55 pm

1 stop11h 25m

Chicago O'Hare Intl

Tue 11/11

12:50 pm-7:50 am

1 stop12h 00m

$518

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sun 11/23

7:00 am-8:05 pm

1 stop20h 05m

Chicago O'Hare Intl

Mon 12/29

12:50 pm-7:50 am

1 stop12h 00m

$518

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 9/25

10:30 am-2:55 pm

1 stop11h 25m

Chicago O'Hare Intl

Thu 11/13

5:55 pm-8:55 am

Nonstop8h 00m

$518

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 21 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 29, 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 58 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 September 11, 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.

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 September 11, 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
8,937 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

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
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

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
359 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

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
7,409 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

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.

  • How long is the flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

    There are many flights that can get you from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport in 13h 20m. Fly via Scandinavian Airlines, Lufthansa, or United Airlines to get the fastest option. Airlines will cover a distance of 4145 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport round-trip?

    Currently priced at $521, Lufthansa will fly you from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport and back. In addition to Lufthansa, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Brussels Airlines and United Airlines - these airlines can fly you to your destination from $521 and $568, respectively. Lufthansa is priced at 20% 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: Air Canada (61%), Austrian Airlines (61%), Brussels Airlines( 61%).

  • 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 $674, our data shows the cheapest flight currently is $521. When looking at the most popular route, (Brussels Bruxelles-National - Chicago O'Hare Intl), you can expect to pay $467 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
Skokie
Gurnee
Hoffman Estates
Des Plaines
Elgin
Arlington Heights
Beloit
Racine
Rockford
Orland Park
Oak Brook
Downers Grove
Naperville
Elk Grove Village
Evanston
Merrillville
Bridgeview
Warrenville

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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Brussels AirlinesCheapest$521Average$708FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$521Average$665FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$568Average$686FlexibilityNo cancel feeOn-time69%

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