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$357+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — CHI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 64 days in advance, depart on a Friday or Thursday 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 June 12, 2025.

Round-trip from

$553
(AirNGo)

One-way from

$357
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$645

Good round-trip deal

$686 or less

Good one-way deal

$781 or less
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 ($81 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 June 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 June 12, 2025.

This AirNGo deal was found by Cheapflights users on 6/10. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/309:15 pmBRU - ORD
1 stop21h 40mBritish Airways
Mon 7/144:36 pmORD - BRU
2 stops19h 59mBritish Airways
Deal found 6/10$553
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:05 pmBRU - ORD
1 stop26h 50mAmerican Airlines
Sat 11/81:15 pmORD - BRU
2 stops14h 15mAmerican Airlines
Deal found 6/11$562
This Flysmarter deal was found by Cheapflights users on 6/11. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/297:40 pmBRU - ORD
1 stop25h 35mMultiple Airlines
Mon 7/147:15 pmORD - BRU
1 stop12h 05mMultiple Airlines
Deal found 6/11$578
This ITA Airways deal was found by Cheapflights users on 6/10. 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 ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/268:15 pmBRU - ORD
2 stops23h 55mITA Airways
Fri 7/113:00 pmORD - BRU
1 stop12h 40mITA Airways
Deal found 6/10$589
This Flighttix deal was found by Cheapflights users on 6/12. 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 10/910:00 amBRU - ORD
1 stop11h 55mAir Canada
Mon 10/1310:40 amORD - BRU
1 stop14h 25mAir Canada
Deal found 6/12$590
This Expedia deal was found by Cheapflights users on 6/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/297:40 pmBRU - ORD
1 stop25h 35mIberia
Wed 7/304:30 pmORD - BRU
1 stop11h 55mIberia
Deal found 6/11$599
This Icelandair deal was found by Cheapflights users on 6/10. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/111:50 pmBRU - ORD
1 stop11h 25mIcelandair
Wed 10/227:25 pmORD - BRU
1 stop10h 25mIcelandair
Deal found 6/10$611
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:10 amBRU - ORD
1 stop15h 00mDelta
Fri 10/248:55 amORD - BRU
2 stops15h 35mDelta
Deal found 6/10$612
This Virgin Atlantic deal was found by Cheapflights users on 6/11. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2010:45 amBRU - MDW
2 stops17h 59mVirgin Atlantic
Tue 9/309:30 amMDW - BRU
2 stops16h 10mVirgin Atlantic
Deal found 6/11$614
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:25 amBRU - MDW
2 stops15h 11mDelta
Wed 12/31:00 pmMDW - BRU
2 stops13h 00mDelta
Deal found 6/10$616
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/810:00 amBRU - ORD
1 stop17h 11mUnited Airlines
Mon 10/1310:40 amORD - BRU
1 stop14h 25mUnited Airlines
Deal found 6/11$625
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2110:20 amBRU - ORD
1 stop15h 40mAer Lingus
Tue 2/39:00 pmORD - BRU
1 stop14h 15mAer Lingus
Deal found 6/11$626

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 June 12, 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

Mon 6/30

9:15 pm-11:55 am

1 stop21h 40m

Chicago O'Hare Intl

Mon 7/14

4:36 pm-7:35 pm

2 stops19h 59m

$553

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sat 11/1

6:05 pm-2:55 pm

1 stop26h 50m

Chicago O'Hare Intl

Sat 11/8

1:15 pm-10:30 am

2 stops14h 15m

$562

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 6/26

6:55 pm-1:10 pm

1 stop25h 15m

Chicago O'Hare Intl

Fri 7/11

3:00 pm-10:40 am

1 stop12h 40m

$569

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sun 6/29

7:40 pm-2:15 pm

1 stop25h 35m

Chicago O'Hare Intl

Mon 7/14

7:15 pm-2:20 pm

1 stop12h 05m

$578

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 10/9

10:00 am-2:55 pm

1 stop11h 55m

Chicago O'Hare Intl

Mon 10/13

10:40 am-8:05 am

1 stop14h 25m

$590

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sun 6/29

7:40 pm-2:15 pm

1 stop25h 35m

Chicago O'Hare Intl

Wed 7/30

4:30 pm-11:25 am

1 stop11h 55m

$599

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sat 10/11

1:50 pm-6:15 pm

1 stop11h 25m

Chicago O'Hare Intl

Wed 10/22

7:25 pm-12:50 pm

1 stop10h 25m

$611

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sun 10/12

6:10 am-2:10 pm

1 stop15h 00m

Chicago O'Hare Intl

Fri 10/24

8:55 am-7:30 am

2 stops15h 35m

$612

BrusselsChicago

BRU - MDW

BRUMDW

Brussels Bruxelles-National

Sat 9/20

10:45 am-9:44 pm

2 stops17h 59m

Chicago Midway

Tue 9/30

9:30 am-8:40 am

2 stops16h 10m

$614

BrusselsChicago

BRU - MDW

BRUMDW

Brussels Bruxelles-National

Thu 10/2

10:25 am-6:36 pm

2 stops15h 11m

Chicago Midway

Wed 12/3

1:00 pm-9:00 am

2 stops13h 00m

$616

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 32 results
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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 June 9, 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 64 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 June 12, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 31% 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 June 12, 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 June 12, 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
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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
1,077 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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!
Brussels Airlines
7.4
Good
355 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

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 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 $553. Other airlines that can offer you cheap pricing are American Airlines, from $562, and ITA Airways, from $569. Users have found that British Airways is 16% 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 TAP AIR PORTUGAL ($494), Aer Lingus ($519), and LOT ($566).

  • 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 (79%), Austrian Airlines (79%) or Brussels Airlines (79%) 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 $1,167, our data indicates the cheapest price to be $551. The most popular route (Brussels Bruxelles-National - Chicago O'Hare Intl), is priced around $437.

  • 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
Lansing
Benton Harbor
Porter
Hammond
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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$576Average$704FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$579Average$691FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$592Average$767FlexibilityNo cancel feeOn-timeN/A

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