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$329+ Cheap flights from Bruxelles-National (BRU) to Illinois

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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — ORD
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
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Cheap flight deals from Bruxelles-National to Illinois

Keep the following information in mind while searching for Bruxelles-National to Illinois flight deals. Data was last updated April 3, 2025.

Round-trip from

$522
(United Airlines)

One-way from

$329
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$630

Good round-trip deal

$630 or less

Good one-way deal

$660 or less
From Brussels Bruxelles-National to Illinois
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One-way flight from Brussels Bruxelles-National to Illinois
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Highest demand for flights based on searches. 14% potential increase in price ($112 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($14 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 Illinois.
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Price to beat on a one-way flight from Brussels Bruxelles-National to Illinois.
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Find flight deals from Bruxelles-National to Illinois

Cheapest flights from Bruxelles-National to Illinois
Explore the most affordable flight options available from Bruxelles-National to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

This United Airlines deal was found by Cheapflights users on 4/2. 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 4/222:25 pmBRU - ORD
2 stops25h 30mUnited Airlines
Tue 5/65:50 pmORD - BRU
Nonstop8h 10mUnited Airlines
Deal found 4/2$522
This Flighttix deal was found by Cheapflights users on 4/2. 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.
Fri 5/26:55 amBRU - ORD
1 stop12h 15mMultiple Airlines
Sun 5/185:50 pmORD - BRU
Nonstop8h 10mMultiple Airlines
Deal found 4/2$526
This Flighttix deal was found by Cheapflights users on 4/2. 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.
Fri 5/210:15 amBRU - ORD
Nonstop8h 45mLufthansa
Sun 5/185:50 pmORD - BRU
Nonstop8h 10mLufthansa
Deal found 4/2$529
This British Airways deal was found by Cheapflights users on 4/2. 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.
Fri 4/2510:45 amBRU - STL
2 stops19h 48mBritish Airways
Mon 5/57:19 pmSTL - BRU
2 stops17h 16mBritish Airways
Deal found 4/2$531
This Booking.com deal was found by Cheapflights users on 4/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/59:15 pmBRU - ORD
1 stop24h 25mBritish Airways
Thu 5/159:15 pmORD - BRU
1 stop14h 35mBritish Airways
Deal found 4/2$532
This Air Canada deal was found by Cheapflights users on 4/2. 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.
Fri 5/22:25 pmBRU - ORD
2 stops14h 41mAir Canada
Sun 5/182:00 pmORD - BRU
2 stops12h 45mAir Canada
Deal found 4/2$542
This SWISS deal was found by Cheapflights users on 4/2. 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.
Sun 4/278:05 pmBRU - ORD
1 stop26h 50mSWISS
Tue 5/133:45 pmORD - BRU
2 stops14h 00mSWISS
Deal found 4/2$568
This Scandinavian Airlines deal was found by Cheapflights users on 4/1. 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.
Thu 10/210:20 amBRU - ORD
1 stop12h 50mScandinavian Airlines
Wed 12/310:10 amORD - BRU
2 stops16h 30mScandinavian Airlines
Deal found 4/1$586
This Flighttix deal was found by Cheapflights users on 4/2. 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.
Mon 5/59:40 amBRU - STL
1 stop17h 03mAir Canada
Mon 5/122:30 pmSTL - BRU
2 stops15h 45mAir Canada
Deal found 4/2$589
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Mon 5/59:40 amBRU - STL
1 stop17h 03mUnited Airlines
Mon 5/1210:39 amSTL - BRU
1 stop15h 21mUnited Airlines
Deal found 4/2$595
This Trip.com deal was found by Cheapflights users on 4/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/610:15 amBRU - ORD
1 stop14h 40mAer Lingus
Tue 11/113:55 pmORD - BRU
1 stop10h 40mAer Lingus
Deal found 4/2$599
This Vliegwinkel deal was found by Cheapflights users on 4/1. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:00 amBRU - ORD
1 stop17h 11mBrussels Airlines
Wed 12/35:55 pmORD - BRU
Nonstop8h 00mBrussels Airlines
Deal found 4/1$607

Cheapflights Fare Finder

Customize your flight search to find flights from Bruxelles-National to Illinois 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 3, 2025.
Use the filters below to find and compare flights from Brussels Bruxelles-National Airport to Illinois that are best for you.

Fly from

Bruxelles-National

Fly to

Illinois

Route

Depart

Return

Price

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Tue 4/22

2:25 pm-8:55 am

2 stops25h 30m

Chicago O'Hare Intl

Tue 5/6

5:50 pm-9:00 am

Nonstop8h 10m

$522

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Fri 5/2

6:55 am-12:10 pm

1 stop12h 15m

Chicago O'Hare Intl

Sun 5/18

5:50 pm-9:00 am

Nonstop8h 10m

$526

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Fri 5/2

10:15 am-12:00 pm

Nonstop8h 45m

Chicago O'Hare Intl

Sun 5/18

5:50 pm-9:00 am

Nonstop8h 10m

$529

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Fri 4/25

10:45 am-11:33 pm

2 stops19h 48m

Lambert-St Louis

Mon 5/5

7:19 pm-7:35 pm

2 stops17h 16m

$531

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Fri 5/2

2:25 pm-10:06 pm

2 stops14h 41m

Chicago O'Hare Intl

Sun 5/18

2:00 pm-9:45 am

2 stops12h 45m

$542

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sun 4/27

8:05 pm-3:55 pm

1 stop26h 50m

Chicago O'Hare Intl

Tue 5/13

3:45 pm-12:45 pm

2 stops14h 00m

$568

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Fri 5/2

7:35 pm-4:03 pm

2 stops27h 28m

Chicago O'Hare Intl

Thu 5/15

9:15 pm-9:55 am

1 stop29h 40m

$572

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Mon 5/5

9:40 am-7:43 pm

1 stop17h 03m

Lambert-St Louis

Mon 5/12

2:30 pm-1:15 pm

2 stops15h 45m

$589

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Mon 5/5

9:40 am-7:43 pm

1 stop17h 03m

Lambert-St Louis

Mon 5/12

10:39 am-9:00 am

1 stop15h 21m

$595

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 7/3

9:20 pm-2:00 pm

1 stop23h 40m

Chicago O'Hare Intl

Wed 7/16

9:15 pm-9:40 am

1 stop29h 25m

$608

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Showing 1-10 of 40 results
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Best time to book a flight from Bruxelles-National to Illinois

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

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

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

Find hourly flight availability from Bruxelles-National to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Brussels Bruxelles-National Airport to Illinois as you normally would.

Weekly flight availability from Brussels Bruxelles-National Airport to Illinois

Explore weekly flight availability from Bruxelles-National to Illinois. 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 3, 2025.

The most flights from BRU to USIL 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 Illinois by month

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

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

Temperature in Illinois by month

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

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

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated April 3, 2025.
Read reviews from past customers who have flown Delta, KLM and LOT from Brussels to Illinois. 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
7,897 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

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
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

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
1,323 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

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
1,065 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

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
1,267 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

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
771 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

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 Illinois. 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 to fly from Brussels Bruxelles-National Airport to Illinois one-way?

    One-way options have recently been found by users for as low as $443 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include Aer Lingus from $523 and Lufthansa from $537 one-way.

  • What are the most popular routes from Brussels Bruxelles-National Airport to Illinois?

    The most popular flight routes from Brussels Bruxelles-National Airport to Illinois are Brussels Bruxelles-National - Chicago O'Hare Intl, Brussels Bruxelles-National - Chicago Midway and Brussels Bruxelles-National - Lambert-St Louis.

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

    Before booking your flight to Illinois from Brussels Bruxelles-National Airport, check out the most reliable airlines to get you to your destination on time: Air Canada (92%), Austrian Airlines (92%), Brussels Airlines( 92%).

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

    Looking at all options, your cheapest flight can be booked for $568. While the most popular route (Brussels Bruxelles-National - Chicago O'Hare Intl) can be booked for $466 on average our data indicates $1,199 when flying from Brussels Bruxelles-National Airport to Illinois.

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

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

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

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

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

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

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

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Alternative routes for Bruxelles-National to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Bruxelles-National to John F Kennedy Intl flights
Bruxelles-National to Newark flights
Bruxelles-National to LaGuardia flights
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Charleroi Brussels to John F Kennedy Intl flights
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Charleroi Brussels to Dulles Intl flights
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Charleroi Brussels to Baltimore flights
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Bruxelles-National to San Diego flights
Charleroi Brussels to Boston flights
Bruxelles-National to Sky Harbor Intl flights
Bruxelles-National to Salt Lake City flights
Bruxelles-National to Philadelphia flights
Bruxelles-National to New Orleans flights
Charleroi Brussels to Orlando flights
Bruxelles-National to Raleigh flights

Top 3 airlines flying from Bruxelles-National to Illinois

Discover the top 3 airlines that operate flights from Bruxelles-National to Illinois. 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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$579Average$696FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$592Average$767FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$599Average$751FlexibilityNo cancel feeOn-time69%

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