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$236+ Cheap flights from Illinois to Brussels

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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BRU
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Illinois to Brussels

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

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

This Gotogate deal was found by Cheapflights users on 11/20. 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.
Sun 12/88:25 pmORD - BRU
1 stop13h 40mTAP AIR PORTUGAL
Thu 12/1211:55 amBRU - ORD
1 stop34h 35mTAP AIR PORTUGAL
Deal found 11/20$628
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/277:10 pmORD - BRU
2 stops40h 05mScandinavian Airlines
Sat 1/1110:30 amBRU - ORD
1 stop12h 20mScandinavian Airlines
Deal found 11/21$680
This Mytrip deal was found by Cheapflights users on 11/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/88:25 pmORD - BRU
2 stops20h 00mMultiple Airlines
Thu 12/126:40 pmBRU - ORD
3 stops27h 50mMultiple Airlines
Deal found 11/20$686
This Travelocity 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/107:40 pmORD - BRU
1 stop15h 35mAer Lingus
Sun 12/1510:15 amBRU - ORD
1 stop14h 40mAer Lingus
Deal found 11/21$791
This Kiwi.com deal was found by Cheapflights users on 11/20. 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.
Sun 12/88:25 pmORD - CRL
1 stop35h 05mMultiple Airlines
Thu 12/124:45 pmCRL - ORD
2 stops29h 45mMultiple Airlines
Deal found 11/20$855
This oojo deal was found by Cheapflights users on 11/19. 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.
Fri 12/69:55 pmORD - BRU
1 stop13h 55mLOT
Mon 12/168:00 pmBRU - ORD
1 stop31h 00mLOT
Deal found 11/19$908
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.
Fri 11/229:00 amORD - BRU
1 stop15h 15mUnited Airlines
Sat 11/238:45 pmBRU - ORD
2 stops30h 10mUnited Airlines
Deal found 11/21$912
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/21:09 pmSTL - BRU
2 stops19h 01mScandinavian Airlines
Fri 12/1310:30 amBRU - STL
2 stops17h 34mScandinavian Airlines
Deal found 11/21$977
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/225:55 pmORD - BRU
Nonstop8h 00mBrussels Airlines
Sat 11/239:15 pmBRU - ORD
1 stop23h 35mBrussels Airlines
Deal found 11/21$1,096
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.
Fri 12/2711:35 amORD - BRU
2 stops15h 15mAir Canada
Sat 1/1110:00 amBRU - ORD
2 stops15h 38mAir Canada
Deal found 11/21$1,124
This FlightHub deal was found by Cheapflights users on 11/20. 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.
Tue 12/36:40 amSTL - BRU
2 stops19h 55mAer Lingus
Fri 12/1310:15 amBRU - STL
2 stops18h 38mAer Lingus
Deal found 11/20$1,124
This Kiwi.com deal was found by Cheapflights users on 11/20. 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.
Tue 12/35:02 pmSTL - BRU
2 stops35h 53mMultiple Airlines
Fri 12/1310:50 amBRU - STL
1 stop34h 18mMultiple Airlines
Deal found 11/20$1,164

Find flights from Illinois to Brussels within your budget

Customize your flight search to find flights from Illinois to Brussels 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

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Sun 1/12

11:35 am-9:20 pm

3 stops26h 45m

Brussels Bruxelles-National

Tue 1/21

10:25 pm-4:15 pm

2 stops24h 50m

$613

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Mon 1/6

7:10 pm-6:15 pm

2 stops16h 05m

Brussels Bruxelles-National

Sun 1/12

8:15 pm-3:50 pm

2 stops26h 35m

$615

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Sun 1/12

2:00 pm-3:10 pm

2 stops18h 10m

Brussels Bruxelles-National

Tue 1/21

8:30 pm-11:37 pm

2 stops34h 07m

$619

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Sun 12/8

8:25 pm-5:05 pm

1 stop13h 40m

Brussels Bruxelles-National

Thu 12/12

11:55 am-3:30 pm

1 stop34h 35m

$628

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Sun 1/12

5:00 pm-6:15 pm

2 stops18h 15m

Brussels Bruxelles-National

Tue 1/21

10:15 am-7:15 pm

1 stop16h 00m

$735

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Mon 1/13

5:55 pm-8:55 am

Nonstop8h 00m

Brussels Bruxelles-National

Tue 1/21

10:10 am-12:15 pm

Nonstop9h 05m

$754

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Sun 1/12

5:55 pm-8:55 am

Nonstop8h 00m

Brussels Bruxelles-National

Tue 1/21

10:10 am-12:15 pm

Nonstop9h 05m

$760

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Sun 3/23

9:30 pm-10:45 am

1 stop31h 15m

Brussels Bruxelles-National

Sat 3/29

3:20 pm-9:50 am

1 stop24h 30m

$763

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Sun 1/12

7:10 am-8:05 am

1 stop17h 55m

Brussels Bruxelles-National

Tue 1/21

10:00 am-7:55 pm

1 stop16h 55m

$764

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Wed 3/12

11:04 am-7:55 am

2 stops14h 51m

Brussels Bruxelles-National

Wed 3/19

10:00 am-6:41 pm

2 stops14h 41m

$770

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 45 results
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Best time to book a flight from Illinois to Brussels

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

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

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

Currently, November is the cheapest month in which you can book a flight from Illinois to Brussels (average of $566). Flying from Illinois to Brussels in June is currently the most expensive (average of $1,148). 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 IL to BRU?

Find hourly flight availability from Illinois to Brussels. 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 Illinois to Brussels as you normally would.

Weekly flight availability from Illinois to Brussels

Explore weekly flight availability from Illinois to Brussels. 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 USIL to BR1 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 Brussels by month

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

In terms of precipitation, rainfall in Brussels ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. August is typically the driest time to visit Brussels when rainfall is around 1.6 in.

Temperature in Brussels by month

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

If weather is an important factor for your trip to Brussels, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 37.4 F).

Reviews of airlines servicing Brussels

Get insights into the airlines that provide service to Brussels. 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 Brussels. Reviews last updated November 21, 2024.
Get a feel of what it's like to fly with Scandinavian Airlines, TAP AIR PORTUGAL and Aer Lingus from Illinois to Brussels by reading reviews from past customers. 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
8,755 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Austrian Airlines
7.6
Good
804 reviews
Delta
8.0
Very good
8,755 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,172 reviews
Delta
8.0
Very good
8,755 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Brussels. 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 Illinois to Brussels one-way?

    For one-way options, check prices for Scandinavian Airlines. According to our data, you can fly for as low as $363. Users have also found prices from $438 and $445 on TAP AIR PORTUGAL and LOT, respectively.

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

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

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

    Consider Emirates (100%), SWISS (85%) or Air Canada (75%) when booking your flight. These represent the most reliable airlines when flying from Illinois to Brussels.

  • What are the cheapest flights from Illinois to Brussels?

    Looking at all options, your cheapest flight can be booked for $521. While the most popular route (Chicago O'Hare Intl - Brussels Bruxelles-National) can be booked for $439 on average our data indicates $1,523 when flying from Illinois to Brussels.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Brussels 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 Illinois to Brussels?

    Currently, November is the cheapest month in which you can book a flight from Illinois to Brussels (average of $566). Flying from Illinois to Brussels in June is currently the most expensive (average of $1,148). 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 Illinois to Brussels

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Bruxelles-National flights
John F Kennedy Intl to Bruxelles-National flights
Dulles Intl to Bruxelles-National flights
LaGuardia to Bruxelles-National flights
O'Hare Intl to Bruxelles-National flights
Reagan-National to Bruxelles-National flights
Baltimore to Bruxelles-National flights
Dallas/Fort Worth to Bruxelles-National flights
Los Angeles to Bruxelles-National flights
Boston to Bruxelles-National flights
Seattle to Bruxelles-National flights
San Francisco to Bruxelles-National flights
Atlanta to Bruxelles-National flights
Miami to Bruxelles-National flights
John F Kennedy Intl to Charleroi Brussels flights
Philadelphia to Bruxelles-National flights
Denver to Bruxelles-National flights
Newark to Charleroi Brussels flights
Midway to Bruxelles-National flights
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Kansas City to Bruxelles-National flights
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Detroit to Bruxelles-National flights
Portland to Bruxelles-National flights
Hobby to Bruxelles-National flights
George Bush Intcntl to Bruxelles-National flights
Ontario to Bruxelles-National flights
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Santa Ana to Bruxelles-National flights
Tampa to Bruxelles-National flights
Cleveland to Bruxelles-National flights
Jacksonville to Bruxelles-National flights
Sky Harbor Intl to Bruxelles-National flights
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Orlando to Bruxelles-National flights
Fort Lauderdale to Bruxelles-National flights
Boston to Charleroi Brussels flights
Dulles Intl to Charleroi Brussels flights
O'Hare Intl to Charleroi Brussels flights
Knoxville to Bruxelles-National flights
Baton Rouge to Bruxelles-National flights
Columbus to Bruxelles-National flights
Oakland to Bruxelles-National flights

Top 9 airlines flying from Illinois to Brussels

Discover the top 9 airlines that operate flights from Illinois to Brussels. 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
Scandinavian AirlinesCheapest$440Average$578FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$463Average$754FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$512Average$675FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$513Average$730FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$543Average$642FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$600Average$952FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$606Average$1,029FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$686Average$1,030FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$813Average$1,409FlexibilityNo cancel feeOn-timeN/A
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