HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'Hare Intl

$271+ 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — ORD
jun 28 — jul 51
sáb 6/28
sáb 7/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Bruxelles-National to O'Hare Intl 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 Brussels Bruxelles-National to Chicago O'Hare Intl are usually found in February or March, booked 19 days in advance, depart on a Friday or Tuesday and return on a Monday

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 junho 23, 2025.

Round-trip from

$563
(Icelandair)

One-way from

$271
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$652

Good round-trip deal

$695 or less

Good one-way deal

$776 or less
From Brussels Bruxelles-National to Chicago O'Hare Intl
Search Deals
One-way flight from Brussels Bruxelles-National to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($99 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals
Price to beat on a round-trip flight from Brussels Bruxelles-National to Chicago O'Hare Intl.
Search Deals
Price to beat on a one-way flight from Brussels Bruxelles-National to Chicago O'Hare Intl.
Search Deals

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 junho 23, 2025.

This Icelandair deal was found by Cheapflights users on 6/22. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 10/11:50 pmBRU - ORD
1 stop14h 25mIcelandair
qua 10/227:25 pmORD - BRU
1 stop10h 25mIcelandair
Deal found 6/22$563
This Gotogate deal was found by Cheapflights users on 6/22. 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.
seg 7/78:15 pmBRU - ORD
2 stops47h 55mITA Airways
seg 8/183:00 pmORD - BRU
1 stop12h 40mITA Airways
Deal found 6/22$564
This Kiwi.com deal was found by Cheapflights users on 6/23. 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.
seg 9/19:30 amBRU - ORD
1 stop16h 30mMultiple Airlines
dom 9/79:15 pmORD - BRU
1 stop17h 40mMultiple Airlines
Deal found 6/23$594
This Scandinavian Airlines deal was found by Cheapflights users on 6/21. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 10/210:20 amBRU - ORD
1 stop12h 50mScandinavian Airlines
qua 12/37:20 pmORD - BRU
2 stops32h 30mScandinavian Airlines
Deal found 6/21$595
This Flysmarter deal was found by Cheapflights users on 6/23. 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.
qui 10/27:00 amBRU - ORD
2 stops14h 55mAir Canada
qua 12/311:20 amORD - BRU
1 stop13h 35mAir Canada
Deal found 6/23$617
This Delta deal was found by Cheapflights users on 6/23. 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.
qua 10/810:45 amBRU - ORD
1 stop15h 11mDelta
seg 10/135:45 pmORD - BRU
2 stops13h 50mDelta
Deal found 6/23$621
This FlightHub deal was found by Cheapflights users on 6/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 10/510:20 amBRU - ORD
1 stop15h 40mAer Lingus
seg 10/203:45 pmORD - BRU
1 stop10h 55mAer Lingus
Deal found 6/22$629
This United Airlines deal was found by Cheapflights users on 6/22. 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.
ter 9/3010:00 amBRU - ORD
1 stop17h 11mUnited Airlines
seg 10/205:55 pmORD - BRU
Nonstop8h 05mUnited Airlines
Deal found 6/22$630
This Flighttix deal was found by Cheapflights users on 6/22. 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.
sáb 8/2310:30 amBRU - ORD
1 stop11h 25mLufthansa
dom 8/315:55 pmORD - BRU
Nonstop8h 05mLufthansa
Deal found 6/22$646
This Flysmarter deal was found by Cheapflights users on 6/21. 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.
ter 8/510:55 amBRU - ORD
2 stops17h 36mBritish Airways
ter 8/124:55 pmORD - BRU
1 stop14h 30mBritish Airways
Deal found 6/21$663
This American Airlines deal was found by Cheapflights users on 6/22. 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.
qui 7/1010:50 amBRU - ORD
1 stop12h 05mAmerican Airlines
qui 7/244:30 pmORD - BRU
1 stop11h 55mAmerican Airlines
Deal found 6/22$691
This SWISS deal was found by Cheapflights users on 6/22. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 8/116:00 pmBRU - ORD
1 stop25h 50mSWISS
seg 8/253:55 pmORD - BRU
2 stops13h 50mSWISS
Deal found 6/22$706

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 junho 23, 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

qua 10/1

1:50 pm-9:15 pm

1 stop14h 25m

Chicago O'Hare Intl

qui 10/16

7:25 pm-12:50 pm

1 stop10h 25m

$563

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

seg 7/7

8:15 pm-1:10 pm

2 stops47h 55m

Chicago O'Hare Intl

seg 8/18

3:00 pm-10:40 am

1 stop12h 40m

$564

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

seg 9/1

9:30 am-7:00 pm

1 stop16h 30m

Chicago O'Hare Intl

dom 9/7

9:15 pm-9:55 pm

1 stop17h 40m

$594

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

qui 10/2

10:20 am-4:10 pm

1 stop12h 50m

Chicago O'Hare Intl

qua 12/3

7:20 pm-10:50 am

2 stops32h 30m

$595

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

qui 10/2

7:00 am-2:55 pm

2 stops14h 55m

Chicago O'Hare Intl

qua 12/3

11:20 am-7:55 am

1 stop13h 35m

$617

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

qua 10/8

10:45 am-6:56 pm

1 stop15h 11m

Chicago O'Hare Intl

seg 10/13

5:45 pm-2:35 pm

2 stops13h 50m

$621

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

dom 10/5

10:20 am-7:00 pm

1 stop15h 40m

Chicago O'Hare Intl

seg 10/20

3:45 pm-9:40 am

1 stop10h 55m

$629

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

ter 9/30

10:00 am-8:11 pm

1 stop17h 11m

Chicago O'Hare Intl

ter 10/21

5:55 pm-9:00 am

Nonstop8h 05m

$630

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

sáb 8/23

10:30 am-2:55 pm

1 stop11h 25m

Chicago O'Hare Intl

dom 8/31

5:55 pm-9:00 am

Nonstop8h 05m

$646

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

ter 8/5

10:55 am-9:31 pm

2 stops17h 36m

Chicago O'Hare Intl

ter 8/12

4:55 pm-2:25 pm

1 stop14h 30m

$663

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/22

Showing 1-10 of 28 results
1
2
3

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 June 20, 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 19 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 junho 23, 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.

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 junho 23, 2025.
To help decide which airline to fly from Brussels to Chicago, see what other customers have to say about Delta, LOT and Austrian Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,965 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,965 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LOT
7.6
Good
1,082 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
805 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,645 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,831 reviews
Delta
8.0
Very good
7,965 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 $563, Icelandair will fly you from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport and back. In addition to Icelandair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from ITA Airways and Scandinavian Airlines - these airlines can fly you to your destination from $564 and $595, respectively. Icelandair is priced at 17% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport one-way?

    The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $495. However, be on the lookout for offers from LOT and Aer Lingus, as they are both options that can get you from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport for a low price.

  • 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 (77%), Austrian Airlines (77%), Brussels Airlines( 77%).

  • 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 $1,143, our data shows the cheapest flight currently is $551. When looking at the most popular route, (Brussels Bruxelles-National - Chicago O'Hare Intl), you can expect to pay $450 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 Brussels Bruxelles-National Airport?

Book flights to Brussels Bruxelles-National Airport if you plan to visit one of these locations
Schaumburg
Hoffman Estates
Rosemont
Beloit
Elgin
Skokie
Arlington Heights
Naperville
Orland Park
Elk Grove Village
Racine
Rockford
Tinley Park
Merrillville
Bridgeview
Glenview
Des Plaines
Lake Geneva
Gurnee
Joliet

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 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 junho 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$576Average$705FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$579Average$743FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$592Average$771FlexibilityNo cancel feeOn-timeN/A

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.