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Cheap flights from Brussels Bruxelles-National Airport to Chicago from $332

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Brussels Bruxelles-National Airport to Chicago departing on 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Brussels Bruxelles-National Airport to Chicago

Cheap round-trip flights

Brussels Airlines Logo
8:10 pm - 12:45 pmBRU-ORD
23h 35m1 stop
Brussels Airlines Logo
5:55 pm - 8:55 amORD-BRU
8h 00mnonstop
$357Brussels Airlines
Find Deal
jue., nov. 6 - jue., nov. 20
Scandinavian Airlines Logo
10:20 am - 4:45 pmBRU-ORD
13h 25m1 stop
Scandinavian Airlines Logo
7:20 pm - 8:55 pmORD-BRU
18h 35m2 stops
$456Scandinavian Airlines
Find Deal
dom., nov. 23 - lun., dic. 29
Aer Lingus Logo
10:20 am - 7:00 pmBRU-ORD
15h 40m1 stop
Aer Lingus Logo
9:15 pm - 8:40 pmORD-BRU
16h 25m1 stop
$466Aer Lingus
Find Deal
lun., sep. 15 - mié., oct. 1
Air Canada Logo
10:00 am - 2:55 pmBRU-ORD
11h 55m1 stop
Air Canada Logo
10:50 am - 8:05 amORD-BRU
14h 15m2 stops
$469Air Canada
Find Deal
lun., sep. 15 - mar., sep. 30
Air Canada Logo
10:00 am - 2:55 pmBRU-ORD
11h 55m1 stop
Air Canada Logo
10:40 am - 8:05 amORD-BRU
14h 25m1 stop
$470Air Canada
Find Deal
mar., sep. 9 - mié., sep. 24
Aer Lingus Logo
10:20 am - 7:00 pmBRU-ORD
15h 40m1 stop
Aer Lingus Logo
3:45 pm - 9:40 amORD-BRU
10h 55m1 stop
$486Aer Lingus
Find Deal
vie., sep. 19 - mar., sep. 23
Lufthansa Logo
8:30 am - 12:55 pmBRU-ORD
11h 25m1 stop
Lufthansa Logo
5:55 pm - 9:00 amORD-BRU
8h 05mnonstop
$497Lufthansa
Find Deal
lun., sep. 15 - mar., sep. 30
Lufthansa Logo
10:15 am - 12:05 pmBRU-ORD
8h 50mnonstop
Lufthansa Logo
5:55 pm - 9:00 amORD-BRU
8h 05mnonstop
$503Lufthansa
Find Deal
lun., sep. 15 - mar., sep. 30
United Airlines Logo
9:30 am - 2:55 pmBRU-ORD
12h 25m1 stop
United Airlines Logo
1:17 pm - 7:45 amORD-BRU
11h 28m1 stop
$510United Airlines
Find Deal
sáb., sep. 13 - jue., sep. 25
United Airlines Logo
10:30 am - 2:55 pmBRU-ORD
11h 25m1 stop
United Airlines Logo
11:15 am - 7:00 amORD-BRU
12h 45m2 stops
$511United Airlines
Find Deal
vie., ago. 29 - mar., sep. 2

Brussels Airlines flights from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport

Our best Brussels Airlines deals on Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport flight tickets
Brussels Airlines
Nov 6
BRU8:10 pmBrussels Bruxelles-National
23h 35m
1 stop
ORD12:45 pmChicago O'Hare Intl
Nov 20
ORD5:55 pmChicago O'Hare Intl
8h 00m
BRU8:55 amBrussels Bruxelles-National
$357
Find similar
Brussels Airlines
Sep 10
BRU10:15 amBrussels Bruxelles-National
8h 50m
ORD12:05 pmChicago O'Hare Intl
Sep 17
ORD4:00 pmChicago O'Hare Intl
10h 45m
1 stop
BRU9:45 amBrussels Bruxelles-National
$520
Find similar

Scandinavian Airlines flights from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport

Our best Scandinavian Airlines deals on Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport flight tickets
Scandinavian Airlines
Nov 23
BRU10:20 amBrussels Bruxelles-National
13h 25m
1 stop
ORD4:45 pmChicago O'Hare Intl
Dec 29
ORD7:20 pmChicago O'Hare Intl
18h 35m
2 stops
BRU8:55 pmBrussels Bruxelles-National
$456
Find similar
Scandinavian Airlines
Nov 16
BRU3:10 pmBrussels Bruxelles-National
32h 35m
1 stop
ORD4:45 pmChicago O'Hare Intl
Dec 3
ORD7:20 pmChicago O'Hare Intl
32h 30m
2 stops
BRU10:50 amBrussels Bruxelles-National
$458
Find similar
Scandinavian Airlines
Nov 5
BRU7:20 pmBrussels Bruxelles-National
28h 25m
2 stops
ORD4:45 pmChicago O'Hare Intl
Nov 19
ORD7:20 pmChicago O'Hare Intl
17h 30m
1 stop
BRU7:50 pmBrussels Bruxelles-National
$459
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated julio 31, 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

Fly to

Route

Depart

Return

Price

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

jue. 11/6

8:10 pm-12:45 pm

1 stop23h 35m

Chicago O'Hare Intl

jue. 11/20

5:55 pm-8:55 am

Nonstop8h 00m

$357

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

dom. 11/23

10:20 am-4:45 pm

1 stop13h 25m

Chicago O'Hare Intl

lun. 12/29

7:20 pm-8:55 pm

2 stops18h 35m

$456

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

lun. 9/15

10:20 am-7:00 pm

1 stop15h 40m

Chicago O'Hare Intl

mié. 10/1

9:15 pm-8:40 pm

1 stop16h 25m

$466

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

lun. 9/15

10:00 am-2:55 pm

1 stop11h 55m

Chicago O'Hare Intl

mar. 9/30

10:50 am-8:05 am

2 stops14h 15m

$469

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

mar. 9/9

10:00 am-2:55 pm

1 stop11h 55m

Chicago O'Hare Intl

mié. 9/24

10:40 am-8:05 am

1 stop14h 25m

$470

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

vie. 9/19

10:20 am-7:00 pm

1 stop15h 40m

Chicago O'Hare Intl

mar. 9/23

3:45 pm-9:40 am

1 stop10h 55m

$486

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

lun. 9/15

8:30 am-12:55 pm

1 stop11h 25m

Chicago O'Hare Intl

mar. 9/30

5:55 pm-9:00 am

Nonstop8h 05m

$497

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

lun. 9/15

10:15 am-12:05 pm

Nonstop8h 50m

Chicago O'Hare Intl

mar. 9/30

5:55 pm-9:00 am

Nonstop8h 05m

$503

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

sáb. 9/13

9:30 am-2:55 pm

1 stop12h 25m

Chicago O'Hare Intl

jue. 9/25

1:17 pm-7:45 am

1 stop11h 28m

$510

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

vie. 8/29

10:30 am-2:55 pm

1 stop11h 25m

Chicago O'Hare Intl

mar. 9/2

11:15 am-7:00 am

2 stops12h 45m

$511

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Brussels Bruxelles-National Airport and Chicago O'Hare Intl Airport?

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of March is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Brussels Bruxelles-National Airport averaging around $578.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $744. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Brussels Bruxelles-National Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $828.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Brussels Bruxelles-National Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $542 when looking at flights departing in the afternoon. Try not to purchase tickets at noon because they tend to be around $813. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Brussels Bruxelles-National to Chicago O'Hare Intl flight route?

Fly from Brussels Bruxelles-National to Chicago O'Hare Intl for the best Brussels Bruxelles-National - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Brussels Bruxelles-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $669 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Brussels Bruxelles-National Airport for as low as $577 on momondo.

What cabin class options are available on Brussels Bruxelles-National to Chicago O'Hare Intl flights?

There are 3 cabin classes available to choose from on Brussels Bruxelles-National to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport flights?

You could potentially save up to 14% on your flight if you consider stops on a Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport flight.

How have Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport flight prices changed over time?

When to book flights from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport (BRU to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport

Best Price Found

$332

Fastest flight time

8h 40m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Brussels Bruxelles-National Airport in the past 72 hours is $332. The best round-trip flight deal from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $357.
The fastest flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport takes 8h 40m
Direct flights go from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport every day.
Search flight deals

  • How far is Brussels Bruxelles-National to Chicago O'Hare Intl by plane?

    There are 4144.8 mi between Brussels Bruxelles-National and Chicago O'Hare Intl. Typically, this will take 8h 50m by plane in normal conditions.

  • When did momondo last update prices for flights from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport refresh daily.

  • How many operators does momondo search for flights from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

Best airlines flying from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $576Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
LufthansaPriceFrom $579Free CancellationRating
6.8
7,275 reviews
Search Lufthansa flights
Brussels AirlinesPriceFrom $585Free CancellationRating
7.2
350 reviews
Search Brussels Airlines flights

  • United Airlines Flights From Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport

    United Airlines flies from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport around 6 times per week, with 8,900 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport in the last 72 hours was $576 (round-trip), much lower than the average airfare cost of $696 for United Airlines flights on this route.

  • Brussels Airlines Flights From Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport

    $585 is the best Brussels Airlines flight deal from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport found on momondo over the last 72 hours. The average Brussels Airlines ticket price found was closer to $755, however, with flight time and availability significantly affecting the price. Brussels Airlines (7.2/10 from 350 user reviews) flies into Chicago O'Hare Intl Airport from Brussels Bruxelles-National Airport 6 times in an average week so prices can vary.

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Why use momondo?

Why should I use momondo to find a flight deal from Brussels to Chicago?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Brussels to Chicago. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Brussels to Chicago with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Chicago from Brussels with this policy.

How can momondo help me find flights from Brussels to Chicago?

momondo provides multiple filters to help you find the best flight to Chicago from Brussels. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Brussels to Chicago right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Brussels to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

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