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Bruxelles-National

$312+ Cheap flights from Chicago (CHI) 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BRU
Jul 18 — Jul 251
Sat 7/18
Sat 7/25
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Chicago to Brussels Bruxelles-National are usually found in February or January, booked 90 days in advance, depart on a Tuesday or Thursday and return on a Monday

Cheap flight deals from Chicago to Bruxelles-National

Cheapest flights from Chicago to Bruxelles-National
Explore the most affordable flight options available from Chicago to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.

This oojo deal was found by Cheapflights users on 6/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:00 pm
ORD
-
BRU
1 stop22h 55m
TAP AIR PORTUGAL
Tue 9/228:55 pm
BRU
-
ORD
1 stop26h 05m
TAP AIR PORTUGAL
Deal found 6/13$685
This oojo deal was found by Cheapflights users on 6/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 pm
ORD
-
BRU
1 stop19h 05m
TAP AIR PORTUGAL
Sun 10/45:55 am
BRU
-
ORD
1 stop17h 05m
TAP AIR PORTUGAL
Deal found 6/13$687
This oojo deal was found by Cheapflights users on 6/16. 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 12/27:00 pm
ORD
-
BRU
1 stop15h 05m
TAP AIR PORTUGAL
Wed 12/96:00 am
BRU
-
ORD
1 stop16h 30m
TAP AIR PORTUGAL
Deal found 6/16$690
This Cheapflightsfares deal was found by Cheapflights users on 6/18. 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.
Mon 8/247:25 pm
ORD
-
BRU
1 stop10h 30m
Icelandair
Thu 9/31:50 pm
BRU
-
ORD
1 stop11h 25m
Icelandair
Deal found 6/18$705
This oojo deal was found by Cheapflights users on 6/17. 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 9/2211:25 am
ORD
-
BRU
1 stop23h 25m
Turkish Airlines
Wed 10/2811:35 am
BRU
-
ORD
1 stop29h 25m
Turkish Airlines
Deal found 6/17$709
This oojo deal was found by Cheapflights users on 6/17. 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.
Thu 12/247:15 pm
ORD
-
BRU
1 stop17h 35m
Scandinavian Airlines
Wed 12/303:10 pm
BRU
-
ORD
1 stop32h 35m
Scandinavian Airlines
Deal found 6/17$710
This oojo deal was found by Cheapflights users on 6/17. 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 10/138:10 pm
ORD
-
BRU
1 stop31h 00m
Turkish Airlines
Wed 11/46:30 am
BRU
-
ORD
1 stop35h 30m
Turkish Airlines
Deal found 6/17$711
This Justfly.com deal was found by Cheapflights users on 6/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:00 pm
ORD
-
BRU
1 stop19h 05m
TAP AIR PORTUGAL
Tue 10/138:55 pm
BRU
-
ORD
1 stop26h 05m
TAP AIR PORTUGAL
Deal found 6/17$716
This Delta deal was found by Cheapflights users on 6/15. 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.
Wed 11/41:00 pm
MDW
-
BRU
2 stops11h 35m
Delta
Sat 11/148:05 am
BRU
-
MDW
2 stops15h 45m
Delta
Deal found 6/15$913
This KLM deal was found by Cheapflights users on 6/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:46 pm
MDW
-
BRU
1 stop11h 54m
KLM
Thu 9/39:45 am
BRU
-
MDW
1 stop13h 30m
KLM
Deal found 6/14$931
This Delta deal was found by Cheapflights users on 6/16. 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.
Mon 8/2410:54 am
MDW
-
BRU
1 stop13h 46m
Delta
Thu 9/39:45 am
BRU
-
MDW
2 stops15h 48m
Delta
Deal found 6/16$936
This Air France deal was found by Cheapflights users on 6/17. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2712:41 pm
MDW
-
BRU
1 stop11h 59m
Air France
Tue 8/49:45 am
BRU
-
MDW
1 stop13h 30m
Air France
Deal found 6/17$986

Find flight deals from Chicago to Bruxelles-National

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 June 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$685
(oojo)

One-way from

$312
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,747

Good round-trip deal

$1,389 or less

Good one-way deal

$829 or less
Provider with most accurate pricing for Chicago (CHI)-Brussels Bruxelles-National flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Brussels Bruxelles-National flights.
Search Deals
From Chicago (CHI) to Brussels Bruxelles-National
Search Deals
One-way flight from Chicago (CHI) to Brussels Bruxelles-National
Search Deals
Highest demand for flights based on searches. 33% potential increase in price ($422 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($84 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Chicago (CHI) to Brussels Bruxelles-National.
Search Deals
Price to beat on a one-way flight from Chicago (CHI) to Brussels Bruxelles-National.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 June 18, 2026.
Use the filters below to find and compare flights from Chicago 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

Thu 9/17

8:10 pm-10:10 am

1 stop31h 00m

Brussels Bruxelles-National

Sat 9/26

6:50 pm-9:40 am

1 stop21h 50m

$821
Quickest round-trip

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Mon 8/24

6:00 pm-9:00 am

Nonstop8h 00m

Brussels Bruxelles-National

Sun 8/30

10:15 am-12:00 pm

Nonstop8h 45m

$987

ChicagoBrussels

MDW - BRU

MDWBRU

Chicago Midway

Wed 8/5

12:46 pm-7:40 am

1 stop11h 54m

Brussels Bruxelles-National

Fri 8/14

9:45 am-4:15 pm

1 stop13h 30m

$997

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Sun 9/27

6:35 pm-1:15 pm

1 stop11h 40m

Brussels Bruxelles-National

Tue 10/6

10:15 am-12:00 pm

Nonstop8h 45m

$998

ChicagoBrussels

MDW - BRU

MDWBRU

Chicago Midway

Mon 7/27

12:41 pm-7:40 am

1 stop11h 59m

Brussels Bruxelles-National

Tue 8/4

9:45 am-6:33 pm

2 stops15h 48m

$1,001

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Wed 9/16

6:00 pm-9:00 am

Nonstop8h 00m

Brussels Bruxelles-National

Tue 9/22

10:15 am-12:00 pm

Nonstop8h 45m

$1,002

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Mon 8/31

6:00 pm-9:00 am

Nonstop8h 00m

Brussels Bruxelles-National

Wed 9/30

10:15 am-12:00 pm

Nonstop8h 45m

$1,002

ChicagoBrussels

MDW - BRU

MDWBRU

Chicago Midway

Wed 9/16

1:00 pm-7:40 am

1 stop11h 40m

Brussels Bruxelles-National

Tue 9/22

9:45 am-6:33 pm

2 stops15h 48m

$1,021

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Mon 8/10

4:30 pm-1:15 pm

1 stop13h 45m

Brussels Bruxelles-National

Sun 8/16

10:15 am-12:00 pm

Nonstop8h 45m

$1,048

ChicagoBrussels

MDW - BRU

MDWBRU

Chicago Midway

Thu 10/29

1:05 pm-10:55 am

1 stop15h 50m

Brussels Bruxelles-National

Sat 11/7

10:45 am-6:37 pm

2 stops14h 52m

$1,050

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 34 resultsSorted by cheapest first
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Compare providers for flights from Chicago 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 Chicago to Bruxelles-National in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
Thrive TravelPrice Accuracy3 starsTrust Score*2 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-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-Brussels Bruxelles-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Brussels Bruxelles-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-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-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 Chicago to Bruxelles-National

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

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

Currently, May is the cheapest month in which you can book a flight from Chicago to Brussels Bruxelles-National Airport (average of $129). Flying from Chicago to Brussels Bruxelles-National Airport in June is currently the most expensive (average of $748). 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 CHI to BRU?

Find hourly flight availability from Chicago 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 June 18, 2026.

When flying from Chicago to Brussels Bruxelles-National Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Chicago to Brussels Bruxelles-National Airport

Explore weekly flight availability from Chicago to Bruxelles-National. 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 June 18, 2026.

The most flights from CHI to BRU are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

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

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

To ensure you get the cheapest price possible for a flight from Chicago to Brussels Bruxelles-National Airport, you should look to book at least 34 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.

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 June 18, 2026.
See what other customers who have flown with Scandinavian Airlines,United Airlines, andAer Lingus from Chicago to Brussels Bruxelles-National Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Scandinavian Airlines
7.4
Good
1,832 reviews

Food

6.7

Crew

8.0

Entertainment

6.7

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

OSL - CPH

The flight was very short. The seats were very comfortable. No television or entertainment.
Scandinavian Airlines
7.4
Good
1,832 reviews
Scandinavian Airlines
7.4
Good
1,832 reviews

Food

6.7

Crew

8.0

Entertainment

6.7

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

OSL - CPH

The flight was very short. The seats were very comfortable. No television or entertainment.
United Airlines
7.4
Good
9,861 reviews
Scandinavian Airlines
7.4
Good
1,832 reviews

Food

6.7

Crew

8.0

Entertainment

6.7

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

OSL - CPH

The flight was very short. The seats were very comfortable. No television or entertainment.
Aer Lingus
7.3
Good
1,606 reviews
Scandinavian Airlines
7.4
Good
1,832 reviews

Food

6.7

Crew

8.0

Entertainment

6.7

Overall

7.4

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2026

OSL - CPH

The flight was very short. The seats were very comfortable. No television or entertainment.

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 to Brussels Bruxelles-National Airport?

    Turkish Airlines, United Airlines, and Delta can get you from Chicago to Brussels Bruxelles-National Airport in just under 8h. Your travel time can differ by up to 23h. Chicago and Brussels Bruxelles-National Airport are separated by 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 Chicago 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 TAP AIR PORTUGAL and Scandinavian Airlines, with the lowest prices starting at $444 and $448, respectively. Users have found that Icelandair is 49% cheaper than the other options available to this destination.

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

    No one likes to see their flight delayed. When booking a flight from Chicago to Brussels Bruxelles-National Airport consider choosing Air Canada (59%), Austrian Airlines (59%) or Brussels Airlines (59%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Chicago to Brussels Bruxelles-National Airport?

    Looking for the cheapest flight from Chicago to Brussels Bruxelles-National Airport? While on average our users pay $1,775, our data indicates the cheapest price to be $617. The most popular route (Chicago O'Hare Intl - Brussels Bruxelles-National), is priced around $689.

  • Can I find deals for flights from Chicago to Bruxelles-National that include hotel bookings?

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

  • How can I find direct flights from Chicago to Bruxelles-National?

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

  • Can I find deals for business class flights from Chicago to Bruxelles-National?

    Yes. Cheapflights offers flight deals from Chicago 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 to Brussels Bruxelles-National Airport?

    Currently, May is the cheapest month in which you can book a flight from Chicago to Brussels Bruxelles-National Airport (average of $129). Flying from Chicago to Brussels Bruxelles-National Airport in June is currently the most expensive (average of $748). 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

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Alternative routes for Chicago to Bruxelles-National

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Bruxelles-National flights
St. Louis to Bruxelles-National flights

Top 8 airlines flying from Chicago to Bruxelles-National

Discover the top 8 airlines that operate flights from Chicago 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 June 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$418Average$638FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$444Average$463FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$448Average$624FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$531Average$751FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$582Average$718FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$692Average$1,253FlexibilityNo cancel feeOn-time69%
Brussels AirlinesCheapest$752Average$1,765FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$969Average$1,369FlexibilityNo cancel feeOn-time76%

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