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$391+ Cheap flights from Brussels 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — ORD
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Brussels to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Brussels (BR1) to Illinois (USIL). 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 November 21, 2024.

Find flight deals from Brussels to Illinois

Cheapest flights from Brussels to Illinois
Explore the most affordable flight options available from Brussels to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This KLM deal was found by Cheapflights users on 11/21. 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.
Thu 12/262:45 pmBRU - ORD
1 stop30h 45mKLM
Wed 1/84:25 pmORD - BRU
1 stop10h 45mKLM
Deal found 11/21$542
This Cheapflightsfares deal was found by Cheapflights users on 11/21. 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.
Sun 12/152:40 pmBRU - ORD
1 stop12h 25mLufthansa
Thu 1/95:55 pmORD - BRU
Nonstop8h 00mLufthansa
Deal found 11/21$545
This American Airlines deal was found by Cheapflights users on 11/21. 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.
Fri 12/277:00 amBRU - ORD
1 stop14h 30mAmerican Airlines
Thu 1/96:35 pmORD - BRU
1 stop15h 35mAmerican Airlines
Deal found 11/21$553
This Kiwi.com deal was found by Cheapflights users on 11/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/79:45 amBRU - ORD
1 stop13h 30mMultiple Airlines
Tue 12/105:50 pmORD - BRU
1 stop12h 20mMultiple Airlines
Deal found 11/21$585
This Kiwi.com deal was found by Cheapflights users on 11/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/410:15 amBRU - ORD
1 stop14h 40mAer Lingus
Tue 12/103:55 pmORD - BRU
1 stop19h 20mAer Lingus
Deal found 11/21$590
This United Airlines deal was found by Cheapflights users on 11/21. 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.
Thu 12/510:00 amBRU - ORD
1 stop11h 45mUnited Airlines
Tue 12/1011:35 amORD - BRU
1 stop13h 20mUnited Airlines
Deal found 11/21$591
This Iberia deal was found by Cheapflights users on 11/21. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/277:00 amBRU - ORD
1 stop14h 30mIberia
Thu 1/96:35 pmORD - BRU
2 stops21h 00mIberia
Deal found 11/21$597
This Delta deal was found by Cheapflights users on 11/21. 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.
Fri 12/68:05 amBRU - ORD
1 stop13h 25mDelta
Wed 12/1112:10 pmORD - BRU
1 stop13h 50mDelta
Deal found 11/21$614
This Ovago deal was found by Cheapflights users on 11/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/55:30 pmBRU - ORD
1 stop27h 25mBritish Airways
Sat 12/1410:00 pmORD - BRU
1 stop11h 40mBritish Airways
Deal found 11/21$624
This AirNGo deal was found by Cheapflights users on 11/21. 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.
Wed 12/1810:00 amBRU - ORD
2 stops39h 38mAir Canada
Mon 1/66:28 pmORD - BRU
2 stops30h 27mAir Canada
Deal found 11/21$643
This SWISS deal was found by Cheapflights users on 11/21. 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.
Sat 12/79:45 amBRU - ORD
1 stop13h 30mSWISS
Tue 12/105:50 pmORD - BRU
2 stops18h 10mSWISS
Deal found 11/21$654
This Air Canada deal was found by Cheapflights users on 11/21. 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 11/2810:00 amBRU - STL
2 stops36h 06mAir Canada
Fri 12/63:50 pmSTL - BRU
2 stops13h 30mAir Canada
Deal found 11/21$667

Find flights from Brussels to Illinois within your budget

Customize your flight search to find flights from Brussels 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Fri 1/17

6:15 am-2:30 pm

1 stop15h 15m

Chicago O'Hare Intl

Wed 1/22

4:58 pm-2:15 pm

2 stops14h 17m

$506

BrusselsChicago

BRU - MDW

BRUMDW

Brussels Bruxelles-National

Fri 1/17

10:45 am-6:14 pm

2 stops14h 29m

Chicago Midway

Wed 1/22

9:34 am-7:35 am

2 stops15h 01m

$511

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Mon 3/3

10:45 am-2:30 pm

1 stop10h 45m

Chicago O'Hare Intl

Thu 4/24

4:20 pm-9:40 am

1 stop10h 20m

$513

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Wed 2/26

6:45 am-2:45 pm

2 stops15h 00m

Chicago O'Hare Intl

Sun 3/30

9:03 am-7:50 am

2 stops15h 47m

$525

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Fri 12/27

7:00 am-2:30 pm

1 stop14h 30m

Chicago O'Hare Intl

Thu 1/9

10:00 pm-5:10 pm

1 stop12h 10m

$542

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sun 3/16

9:35 pm-2:55 pm

1 stop23h 20m

Chicago O'Hare Intl

Wed 4/2

5:55 pm-2:05 pm

1 stop13h 10m

$550

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sat 1/11

12:10 pm-5:00 pm

1 stop11h 50m

Chicago O'Hare Intl

Fri 1/31

1:54 pm-1:40 pm

2 stops16h 46m

$558

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sun 3/16

10:10 am-1:15 pm

Nonstop9h 05m

Chicago O'Hare Intl

Wed 4/2

5:50 pm-9:00 am

Nonstop8h 10m

$567

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Tue 12/10

10:10 am-12:15 pm

Nonstop9h 05m

Chicago O'Hare Intl

Mon 5/19

2:20 pm-8:50 am

1 stop11h 30m

$579

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Tue 4/29

11:40 am-5:25 pm

1 stop12h 45m

Chicago O'Hare Intl

Sun 5/11

9:30 pm-10:35 pm

1 stop18h 05m

$586

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 35 results
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Best time to book a flight from Brussels to Illinois

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

Travel insights for flights from Brussels to Illinois

Get recent, data-driven insights about flights from Brussels to Illinois including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Brussels to Illinois?

Currently, September is the cheapest month in which you can book a flight from Brussels to Illinois (average of $232). Flying from Brussels to Illinois in June is currently the most expensive (average of $308). 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 Brussels 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 November 21, 2024.

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

Weekly flight availability from Brussels to Illinois

Explore weekly flight availability from Brussels 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 November 21, 2024.

The most flights from BR1 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 November 21, 2024.
Read through reviews of airlines operating flights from Brussels to Illinois, such as Air Canada, Delta and KLM. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,755 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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

Delta
8.0
Very good
8,755 reviews
Delta
8.0
Very good
8,755 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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

KLM
7.8
Good
1,349 reviews
Delta
8.0
Very good
8,755 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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

Finnair
7.7
Good
1,300 reviews
Delta
8.0
Very good
8,755 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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

LOT
7.6
Good
1,169 reviews
Delta
8.0
Very good
8,755 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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

SWISS
7.6
Good
1,636 reviews
Delta
8.0
Very good
8,755 reviews

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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 Brussels 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 to Illinois one-way?

    For one-way options, check prices for LOT. According to our data, you can fly for as low as $517. Users have also found prices from $527 and $566 on Aer Lingus and TAP AIR PORTUGAL, respectively.

  • What are the most popular routes from Brussels to Illinois?

    Most travelers choose Brussels Bruxelles-National - Chicago O'Hare Intl, Brussels Bruxelles-National - Chicago Midway or Brussels Bruxelles-National - Lambert-St Louis when deciding on the best route from Brussels to Illinois.

  • What are the most reliable airlines from Brussels to Illinois?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Brussels to Illinois on time: Air Canada (87%), Austrian Airlines (87%), Brussels Airlines (87%).

  • What are the cheapest flights from Brussels to Illinois?

    On average you can expect to pay $782 for a flight from Brussels to Illinois. The cheapest flight overall is $575 while the most popular route, (Brussels Bruxelles-National - Chicago O'Hare Intl) is currently priced at $439.

  • Can I find deals for flights from Brussels to Illinois that include hotel bookings?

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

  • How can I find direct flights from Brussels to Illinois?

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

  • Can I find deals for business class flights from Brussels to Illinois?

    Yes. Cheapflights offers flight deals from Brussels 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 to Illinois?

    Currently, September is the cheapest month in which you can book a flight from Brussels to Illinois (average of $232). Flying from Brussels to Illinois in June is currently the most expensive (average of $308). 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 Brussels 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 Miami flights

Top 4 airlines flying from Brussels to Illinois

Discover the top 4 airlines that operate flights from Brussels 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
ITA AirwaysCheapest$516Average$542FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$590Average$722FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$659Average$771FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$660Average$857FlexibilityNo cancel feeOn-time69%
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