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$362+ Cheap flights from Bruxelles-National (BRU) to Chicago (CHI)

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — CHI
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from Brussels Bruxelles-National to Chicago are usually found in February or November, booked 65 days in advance, depart on a Friday or Wednesday and return on a Monday

Cheap flight deals from Bruxelles-National to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Bruxelles-National (BRU) to Chicago (CHI). 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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$532
(Flighttix)

One-way from

$362
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$632

Good round-trip deal

$676 or less

Good one-way deal

$647 or less
Provider with most accurate pricing for Brussels Bruxelles-National-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Brussels Bruxelles-National-Chicago (CHI) flights.
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From Brussels Bruxelles-National to Chicago (CHI)
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One-way flight from Brussels Bruxelles-National to Chicago (CHI)
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Highest demand for flights based on searches. 10% potential increase in price ($82 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Brussels Bruxelles-National to Chicago (CHI).
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Price to beat on a one-way flight from Brussels Bruxelles-National to Chicago (CHI).
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Find flight deals from Bruxelles-National to Chicago

Cheapest flights from Bruxelles-National to Chicago
Explore the most affordable flight options available from Bruxelles-National to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Flighttix deal was found by Cheapflights users on 4/29. 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 5/1510:15 amBRU - ORD
Nonstop8h 45mLufthansa
Wed 5/285:55 pmORD - BRU
Nonstop8h 05mLufthansa
Deal found 4/29$532
This Flighttix deal was found by Cheapflights users on 4/29. 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 5/1510:15 amBRU - ORD
Nonstop8h 45mMultiple Airlines
Wed 5/287:19 amORD - BRU
1 stop17h 46mMultiple Airlines
Deal found 4/29$535
This Flighttix deal was found by Cheapflights users on 4/28. 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 6/510:15 amBRU - ORD
Nonstop8h 40mBrussels Airlines
Sat 6/144:05 pmORD - BRU
1 stop10h 40mBrussels Airlines
Deal found 4/28$537
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 5/207:00 amBRU - ORD
2 stops18h 22mUnited Airlines
Thu 6/126:00 amORD - BRU
1 stop18h 40mUnited Airlines
Deal found 4/29$539
This oojo deal was found by Cheapflights users on 4/28. 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.
Sat 10/2510:20 amBRU - ORD
1 stop12h 50mScandinavian Airlines
Thu 10/308:20 pmORD - BRU
2 stops18h 35mScandinavian Airlines
Deal found 4/28$542
This American Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 6/33:05 pmBRU - ORD
1 stop27h 40mAmerican Airlines
Mon 6/164:59 pmORD - BRU
2 stops19h 36mAmerican Airlines
Deal found 4/28$555
This Air Canada deal was found by Cheapflights users on 4/29. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2610:00 amBRU - ORD
2 stops16h 29mAir Canada
Thu 7/1010:40 amORD - BRU
1 stop14h 20mAir Canada
Deal found 4/29$564
This SWISS deal was found by Cheapflights users on 4/28. 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.
Mon 5/266:55 amBRU - ORD
1 stop12h 55mSWISS
Mon 6/27:05 pmORD - BRU
1 stop19h 25mSWISS
Deal found 4/28$573
This Icelandair deal was found by Cheapflights users on 4/28. 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.
Thu 6/51:50 pmBRU - ORD
1 stop11h 25mIcelandair
Thu 6/197:25 pmORD - BRU
1 stop10h 25mIcelandair
Deal found 4/28$577
This British Airways deal was found by Cheapflights users on 4/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/510:50 amBRU - ORD
2 stops29h 26mBritish Airways
Fri 6/134:59 pmORD - BRU
2 stops19h 11mBritish Airways
Deal found 4/28$582
This FlightHub deal was found by Cheapflights users on 4/28. 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.
Thu 5/159:20 pmBRU - ORD
1 stop23h 40mAer Lingus
Sat 6/143:45 pmORD - BRU
1 stop10h 55mAer Lingus
Deal found 4/28$655
This Delta deal was found by Cheapflights users on 4/29. 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.
Thu 5/156:10 amBRU - ORD
1 stop15h 00mDelta
Wed 5/285:15 pmORD - BRU
2 stops14h 20mDelta
Deal found 4/29$664

Cheapflights Fare Finder

Customize your flight search to find flights from Bruxelles-National to Chicago 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 April 29, 2025.
Use the filters below to find and compare flights from Brussels Bruxelles-National Airport to Chicago that are best for you.

Fly from

Bruxelles-National

Fly to

Chicago

Route

Depart

Return

Price

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 5/15

10:15 am-12:00 pm

Nonstop8h 45m

Chicago O'Hare Intl

Wed 5/28

5:55 pm-9:00 am

Nonstop8h 05m

$532

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 5/15

10:15 am-12:00 pm

Nonstop8h 45m

Chicago O'Hare Intl

Wed 5/28

7:19 am-8:05 am

1 stop17h 46m

$535

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 6/5

10:15 am-11:55 am

Nonstop8h 40m

Chicago O'Hare Intl

Sat 6/14

4:05 pm-9:45 am

1 stop10h 40m

$537

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Tue 5/20

7:00 am-6:22 pm

2 stops18h 22m

Chicago O'Hare Intl

Thu 6/12

6:00 am-7:40 am

1 stop18h 40m

$539

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sat 10/25

10:20 am-4:10 pm

1 stop12h 50m

Chicago O'Hare Intl

Thu 10/30

8:20 pm-8:55 pm

2 stops18h 35m

$542

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Tue 6/3

3:05 pm-11:45 am

1 stop27h 40m

Chicago O'Hare Intl

Mon 6/16

4:59 pm-7:35 pm

2 stops19h 36m

$555

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 6/26

10:00 am-2:41 pm

1 stop11h 41m

Chicago O'Hare Intl

Fri 7/11

10:00 am-8:00 am

2 stops15h 00m

$564

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Mon 5/26

6:55 am-3:55 pm

1 stop16h 00m

Chicago O'Hare Intl

Mon 6/2

7:05 pm-9:30 pm

1 stop19h 25m

$573

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 6/5

1:50 pm-6:15 pm

1 stop11h 25m

Chicago O'Hare Intl

Thu 6/19

7:25 pm-12:50 pm

1 stop10h 25m

$577

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 6/5

10:50 am-9:16 am

2 stops29h 26m

Chicago O'Hare Intl

Thu 6/12

2:05 pm-2:10 pm

2 stops17h 05m

$582

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 34 results
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Compare providers for flights from Bruxelles-National to Chicago

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 Bruxelles-National to Chicago in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 stars
Kiwi.comPrice 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 Brussels Bruxelles-National Airport-Chicago flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Brussels Bruxelles-National Airport-Chicago flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Brussels Bruxelles-National Airport-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Brussels Bruxelles-National Airport-Chicago flights, Cheapflights users trust AranGrant the most. AranGrant 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 Brussels Bruxelles-National Airport-Chicago 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 Bruxelles-National to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago 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

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

Use this chart to determine the optimal time to book a round-trip flight from Bruxelles-National to Chicago. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Brussels Bruxelles-National Airport to Chicago, you should look to book at least 65 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?

Currently, August is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Chicago (average of $245). Flying from Brussels Bruxelles-National Airport to Chicago 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 CHI?

Find hourly flight availability from Bruxelles-National to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 32% on flights from Brussels Bruxelles-National Airport to Chicago by exploring options for tickets in the afternoon.

Weekly flight availability from Brussels Bruxelles-National Airport to Chicago

Explore weekly flight availability from Bruxelles-National to Chicago. 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 April 29, 2025.

The most flights from BRU to CHI are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago 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 when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, 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 Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated April 29, 2025.
To help decide which airline to fly from Brussels to Chicago, see what other customers have to say about Delta, KLM and LOT. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LOT
7.6
Good
1,069 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
780 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Bruxelles-National to Chicago. 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 round-trip?

    Cheapflights users have booked flights from Brussels Bruxelles-National Airport to Chicago round-trip from $532. Other airlines that can offer you cheap pricing are Brussels Airlines, from $537, and United Airlines, from $539. Users have found that Lufthansa is 20% cheaper than the other options available to this destination.

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

    The cheapest airlines for a one-way flight from Brussels Bruxelles-National Airport to Chicago are Aer Lingus ($496), Scandinavian Airlines ($542), and Lufthansa ($557).

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

    No one likes to see their flight delayed. When booking a flight from Brussels Bruxelles-National Airport to Chicago consider choosing Air Canada (90%), Austrian Airlines (90%) or Brussels Airlines (90%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from Brussels Bruxelles-National Airport to Chicago? While on average our users pay $1,179, our data indicates the cheapest price to be $533. The most popular route (Brussels Bruxelles-National - Chicago O'Hare Intl), is priced around $503.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Chicago (average of $245). Flying from Brussels Bruxelles-National Airport to Chicago 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
Merrillville
Hammond
Benton Harbor
Porter
Lansing
Valparaiso
Chesterton

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Alternative routes for Bruxelles-National to Chicago

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

Top 3 airlines flying from Bruxelles-National to Chicago

Discover the top 3 airlines that operate flights from Bruxelles-National to Chicago. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$576Average$702FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$579Average$696FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$592Average$767FlexibilityNo cancel feeOn-timeN/A

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