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$389+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — ORD
abr. 30 — may. 71
mié. 4/30
mié. 5/7
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 abril 25, 2025.

Round-trip from

$532
(Gotogate)

One-way from

$389
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$630

Good round-trip deal

$648 or less

Good one-way deal

$637 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. 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 ($13 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 abril 25, 2025.

This Gotogate deal was found by Cheapflights users on 4/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/410:00 amBRU - ORD
1 stop17h 11mAir Canada
vie. 9/1912:00 pmORD - BRU
2 stops13h 05mAir Canada
Deal found 4/24$532
This Flighttix deal was found by Cheapflights users on 4/25. 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.
jue. 5/159:40 amBRU - ORD
1 stop13h 15mMultiple Airlines
jue. 5/298:40 amORD - BRU
1 stop16h 25mMultiple Airlines
Deal found 4/25$534
This Flighttix deal was found by Cheapflights users on 4/24. 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.
jue. 5/810:15 amBRU - ORD
Nonstop8h 45mLufthansa
jue. 5/225:55 pmORD - BRU
Nonstop8h 05mLufthansa
Deal found 4/24$537
This Expedia deal was found by Cheapflights users on 4/24. 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.
jue. 9/410:15 amBRU - ORD
Nonstop8h 50mBrussels Airlines
vie. 9/195:55 pmORD - BRU
Nonstop8h 05mBrussels Airlines
Deal found 4/24$540
This Scandinavian Airlines deal was found by Cheapflights users on 4/25. 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.
lun. 9/158:30 pmBRU - ORD
1 stop26h 40mScandinavian Airlines
lun. 9/227:15 pmORD - BRU
1 stop13h 05mScandinavian Airlines
Deal found 4/25$542
This United Airlines deal was found by Cheapflights users on 4/24. 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.
vie. 9/1210:00 amBRU - ORD
1 stop11h 50mUnited Airlines
dom. 9/2112:50 pmORD - BRU
1 stop11h 25mUnited Airlines
Deal found 4/24$545
This British Airways deal was found by Cheapflights users on 4/24. 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.
dom. 5/410:40 amBRU - STL
2 stops18h 32mBritish Airways
mar. 5/131:45 pmSTL - BRU
2 stops17h 40mBritish Airways
Deal found 4/24$553
This American Airlines deal was found by Cheapflights users on 4/25. 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.
mar. 9/163:05 pmBRU - ORD
2 stops30h 00mAmerican Airlines
vie. 9/268:40 pmORD - BRU
1 stop15h 30mAmerican Airlines
Deal found 4/25$555
This Icelandair deal was found by Cheapflights users on 4/25. 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.
dom. 9/211:50 pmBRU - ORD
1 stop11h 25mIcelandair
jue. 9/257:25 pmORD - BRU
1 stop10h 25mIcelandair
Deal found 4/25$579
This Flighttix deal was found by Cheapflights users on 4/25. 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.
lun. 6/210:00 amBRU - STL
1 stop16h 58mAir Canada
mar. 6/107:30 amSTL - BRU
2 stops17h 30mAir Canada
Deal found 4/25$588
This SWISS deal was found by Cheapflights users on 4/24. 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.
sáb. 5/106:20 amBRU - ORD
2 stops16h 35mSWISS
mié. 5/147:05 pmORD - BRU
1 stop30h 45mSWISS
Deal found 4/24$595
This British Airways deal was found by Cheapflights users on 4/24. 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.
sáb. 6/710:40 amBRU - ORD
2 stops16h 29mBritish Airways
vie. 6/134:59 pmORD - BRU
2 stops21h 16mBritish Airways
Deal found 4/24$596

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 abril 25, 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

jue. 9/4

10:00 am-8:11 pm

1 stop17h 11m

Chicago O'Hare Intl

vie. 9/19

12:00 pm-8:05 am

2 stops13h 05m

$532

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

jue. 5/15

9:40 am-3:55 pm

1 stop13h 15m

Chicago O'Hare Intl

jue. 5/29

8:40 am-8:05 am

1 stop16h 25m

$534

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

jue. 5/8

10:15 am-12:00 pm

Nonstop8h 45m

Chicago O'Hare Intl

jue. 5/22

5:55 pm-9:00 am

Nonstop8h 05m

$537

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

jue. 9/4

10:15 am-12:05 pm

Nonstop8h 50m

Chicago O'Hare Intl

vie. 9/19

5:55 pm-9:00 am

Nonstop8h 05m

$540

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

lun. 9/15

8:30 pm-4:10 pm

1 stop26h 40m

Chicago O'Hare Intl

lun. 9/22

7:15 pm-3:20 pm

1 stop13h 05m

$542

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

vie. 9/12

10:00 am-8:11 pm

1 stop17h 11m

Chicago O'Hare Intl

dom. 9/21

5:55 pm-9:00 am

Nonstop8h 05m

$545

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

lun. 6/2

10:40 am-11:51 pm

2 stops20h 11m

Lambert-St Louis

mar. 6/10

7:47 pm-8:25 pm

2 stops17h 38m

$553

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

mar. 9/16

3:05 pm-2:05 pm

2 stops30h 00m

Chicago O'Hare Intl

mar. 9/23

8:40 pm-8:25 pm

1 stop16h 45m

$555

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

dom. 9/21

1:50 pm-6:15 pm

1 stop11h 25m

Chicago O'Hare Intl

jue. 9/25

7:25 pm-12:50 pm

1 stop10h 25m

$579

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

lun. 6/2

10:00 am-7:58 pm

1 stop16h 58m

Lambert-St Louis

mar. 6/10

7:30 am-8:00 am

2 stops17h 30m

$588

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 46 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 abril 25, 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 abril 25, 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 abril 25, 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
7,920 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
7,920 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
1,068 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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
7,920 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

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 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 $494 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include British Airways from $553 and Aer Lingus from $556 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 (90%), Austrian Airlines (90%), Brussels Airlines( 90%).

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

    Looking at all options, your cheapest flight can be booked for $535. While the most popular route (Brussels Bruxelles-National - Chicago O'Hare Intl) can be booked for $512 on average our data indicates $1,170 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.

See more FAQs

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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
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Charleroi Brussels to John F Kennedy Intl flights
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Charleroi Brussels to Miami flights
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Bruxelles-National to Honolulu flights
Bruxelles-National to Baton Rouge flights
Bruxelles-National to Denver flights
Charleroi Brussels to Boston flights
Charleroi Brussels to Dulles Intl flights
Bruxelles-National to San Jose flights
Bruxelles-National to Philadelphia flights
Bruxelles-National to Nashville flights
Charleroi Brussels to Orlando flights
Charleroi Brussels to Baltimore flights
Bruxelles-National to Austin flights
Bruxelles-National to Sky Harbor Intl 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 abril 25, 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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