HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bruxelles-National

$370+ Cheap flights from O'Hare Intl (ORD) to Bruxelles-National (BRU)

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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BRU
Jun 11 — Jun 181
Thu 6/11
Thu 6/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'Hare Intl to Bruxelles-National 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.
Cheapflights Tip: The best prices from Chicago O'Hare Intl to Brussels Bruxelles-National are usually found in April or November, booked 49 days in advance, depart on a Tuesday or Friday and return on a Sunday

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

Cheapest flights from O'Hare Intl to Bruxelles-National
Explore the most affordable flight options available from O'Hare Intl to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 12, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 5/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:15 pm
ORD
-
BRU
1 stop16h 20m
Scandinavian Airlines
Wed 12/910:20 am
BRU
-
ORD
1 stop13h 35m
Scandinavian Airlines
Deal found 5/11$624
This Trip.com deal was found by Cheapflights users on 5/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:15 pm
ORD
-
BRU
1 stop17h 35m
Scandinavian Airlines
Fri 10/210:20 am
BRU
-
ORD
1 stop12h 50m
Scandinavian Airlines
Deal found 5/11$649
This Cheapflightsfares deal was found by Cheapflights users on 5/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:15 pm
ORD
-
BRU
1 stop17h 35m
Scandinavian Airlines
Wed 11/410:20 am
BRU
-
ORD
1 stop13h 25m
Scandinavian Airlines
Deal found 5/11$653
This Cheapflightsfares deal was found by Cheapflights users on 5/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:15 pm
ORD
-
BRU
1 stop17h 35m
Scandinavian Airlines
Tue 12/87:00 pm
BRU
-
ORD
2 stops28h 55m
Scandinavian Airlines
Deal found 5/11$657
This Kiwi.com deal was found by Cheapflights users on 5/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:15 pm
ORD
-
BRU
2 stops18h 15m
Scandinavian Airlines
Thu 9/248:30 pm
BRU
-
ORD
1 stop26h 40m
Scandinavian Airlines
Deal found 5/8$676
This oojo deal was found by Cheapflights users on 5/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:15 pm
ORD
-
BRU
1 stop16h 15m
Scandinavian Airlines
Tue 9/1510:20 am
BRU
-
ORD
2 stops18h 46m
Scandinavian Airlines
Deal found 5/10$679
This oojo deal was found by Cheapflights users on 5/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:25 am
ORD
-
BRU
1 stop15h 45m
Turkish Airlines
Tue 9/227:20 am
BRU
-
ORD
1 stop33h 20m
Turkish Airlines
Deal found 5/11$684

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

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Bruxelles-National (BRU). 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 May 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$649
(Trip.com)

One-way from

$370
(Kiwi.com)

Popular in

July

Cheapest in

April

Average price

$883

Good round-trip deal

$1,435 or less

Good one-way deal

$638 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Brussels Bruxelles-National flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Brussels Bruxelles-National flights.
Search Deals
From Chicago O'Hare Intl to Brussels Bruxelles-National
Search Deals
One-way flight from Chicago O'Hare Intl to Brussels Bruxelles-National
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($166 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Chicago O'Hare Intl to Brussels Bruxelles-National.
Search Deals
Price to beat on a one-way flight from Chicago O'Hare Intl to Brussels Bruxelles-National.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Bruxelles-National 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 May 12, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Wed 9/16

10:30 am-9:40 am

2 stops16h 10m

Brussels Bruxelles-National

Tue 9/22

6:55 pm-4:10 pm

2 stops28h 15m

$777
Quickest round-trip

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Wed 7/15

4:50 pm-9:40 am

1 stop9h 50m

Brussels Bruxelles-National

Thu 7/30

10:25 am-2:15 pm

1 stop10h 50m

$1,071

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Wed 7/15

8:52 am-7:35 am

2 stops15h 43m

Brussels Bruxelles-National

Thu 7/30

6:20 am-2:15 pm

1 stop14h 55m

$1,075

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Wed 6/3

8:50 am-12:55 pm

2 stops21h 05m

Brussels Bruxelles-National

Wed 6/10

1:50 pm-9:25 pm

1 stop14h 35m

$1,103

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Wed 7/1

11:30 am-9:40 am

2 stops15h 10m

Brussels Bruxelles-National

Fri 7/31

6:20 am-7:30 pm

2 stops20h 10m

$1,165

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Thu 7/2

12:27 pm-7:35 am

2 stops12h 08m

Brussels Bruxelles-National

Wed 7/8

3:10 pm-2:15 pm

1 stop30h 05m

$1,186

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Thu 7/2

12:11 pm-7:45 am

1 stop12h 34m

Brussels Bruxelles-National

Wed 7/8

11:10 am-4:28 pm

1 stop12h 18m

$1,210

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Wed 9/2

6:00 pm-9:00 am

Nonstop8h 00m

Brussels Bruxelles-National

Wed 9/9

9:40 am-12:35 pm

1 stop33h 55m

$1,272

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Tue 9/8

6:00 pm-9:00 am

Nonstop8h 00m

Brussels Bruxelles-National

Tue 9/15

9:40 am-12:35 pm

1 stop33h 55m

$1,272

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Wed 9/9

6:05 pm-1:15 pm

1 stop12h 10m

Brussels Bruxelles-National

Sun 9/20

10:15 am-12:00 pm

Nonstop8h 45m

$1,319

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/10

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from O'Hare Intl to Bruxelles-National

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Bruxelles-National in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Brussels Bruxelles-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Brussels Bruxelles-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Brussels Bruxelles-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Brussels Bruxelles-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Brussels Bruxelles-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from O'Hare Intl to Bruxelles-National

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

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

The best time to book flights from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport is 35 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, April is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport (average of $628). Flying from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport in July is currently the most expensive (average of $1,111). 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 ORD to BRU?

Find hourly flight availability from O'Hare Intl to Bruxelles-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 12, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport as you normally would.

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

Reviews of airlines servicing Bruxelles-National

Get insights into the airlines that provide service to Bruxelles-National. 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 Bruxelles-National. Reviews last updated May 12, 2026.
Peruse reviews from past customers who have flown with Scandinavian Airlines,United Airlines, andAer Lingus from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport 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.
Scandinavian Airlines
7.4
Good
1,774 reviews

Comfort

7.3

Crew

8.0

Boarding

7.7

Overall

7.4

Food

6.7

Entertainment

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(
Scandinavian Airlines
7.4
Good
1,774 reviews
Scandinavian Airlines
7.4
Good
1,774 reviews

Comfort

7.3

Crew

8.0

Boarding

7.7

Overall

7.4

Food

6.7

Entertainment

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(
United Airlines
7.4
Good
9,700 reviews
Scandinavian Airlines
7.4
Good
1,774 reviews

Comfort

7.3

Crew

8.0

Boarding

7.7

Overall

7.4

Food

6.7

Entertainment

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(
Aer Lingus
7.3
Good
1,553 reviews
Scandinavian Airlines
7.4
Good
1,774 reviews

Comfort

7.3

Crew

8.0

Boarding

7.7

Overall

7.4

Food

6.7

Entertainment

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(
TAP AIR PORTUGAL
7.2
Good
2,250 reviews
Scandinavian Airlines
7.4
Good
1,774 reviews

Comfort

7.3

Crew

8.0

Boarding

7.7

Overall

7.4

Food

6.7

Entertainment

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(
Icelandair
7.0
Good
653 reviews
Scandinavian Airlines
7.4
Good
1,774 reviews

Comfort

7.3

Crew

8.0

Boarding

7.7

Overall

7.4

Food

6.7

Entertainment

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(

Related info for your journey

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

    Departing from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport will take you 9h 50m. Airlines will cover a distance of 4145 mi. This flight may include one or multiple stops.

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

    Flying on Icelandair is currently your cheapest option to Brussels Bruxelles-National Airport, with prices starting at $418. Additional round-trip tickets that might be worth considering are offered by Scandinavian Airlines and TAP AIR PORTUGAL, with the lowest prices starting at $433 and $444, respectively. Users have found that Icelandair is 46% cheaper than the other options available to this destination.

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

    The top 3 most reliable airlines when flying from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport are SWISS (80%), Lufthansa (78%) and Air Canada (77%).

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

    While on average a flight from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport is generally $1,741, our data shows the cheapest flight currently is $593. When looking at the most popular route, (Chicago O'Hare Intl - Brussels Bruxelles-National), you can expect to pay $684 for that flight.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport (average of $628). Flying from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport in July is currently the most expensive (average of $1,111). 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 Brussels Bruxelles-National Airport?

Book flights to Brussels Bruxelles-National Airport if you plan to visit one of these locations
Mons
Hasselt
Charleroi
Mechelen
Zaventem

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.

Top 8 airlines flying from O'Hare Intl to Bruxelles-National

Discover the top 8 airlines that operate flights from O'Hare Intl to Bruxelles-National. 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 May 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$418Average$610FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$433Average$584FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$444Average$463FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$481Average$751FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$582Average$718FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$586Average$1,096FlexibilityNo cancel feeOn-time69%
Brussels AirlinesCheapest$752Average$1,765FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$969Average$1,369FlexibilityNo cancel feeOn-time76%

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.