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$258+ Cheap flights from O'Hare Intl (ORD) 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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BRU
Apr 1 — Apr 81
Tue 4/1
Tue 4/8
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Brussels are usually found in February or August, booked 64 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from O'Hare Intl to Brussels

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) 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 March 27, 2025.

Round-trip from

$581
(oojo)

One-way from

$258
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$879
From Chicago O'Hare Intl to Brussels
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One-way flight from Chicago O'Hare Intl to Brussels
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Highest demand for flights based on searches. 21% potential increase in price ($233 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from O'Hare Intl to Brussels

Cheapest flights from O'Hare Intl to Brussels
Explore the most affordable flight options available from O'Hare Intl to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 27, 2025.

This oojo deal was found by Cheapflights users on 3/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/297:15 pmORD - BRU
1 stop31h 25mScandinavian Airlines
Mon 5/510:20 amBRU - ORD
1 stop12h 50mScandinavian Airlines
Deal found 3/25$581
This oojo deal was found by Cheapflights users on 3/27. 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.
Tue 11/2511:55 amORD - BRU
1 stop19h 25mTurkish Airlines
Wed 12/37:50 amBRU - ORD
1 stop33h 20mTurkish Airlines
Deal found 3/27$584
This Mytrip deal was found by Cheapflights users on 3/26. 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 5/46:36 pmORD - BRU
2 stops34h 24mMultiple Airlines
Sun 5/118:20 pmBRU - ORD
3 stops35h 04mMultiple Airlines
Deal found 3/26$679
This Mytrip deal was found by Cheapflights users on 3/27. 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.
Tue 5/62:00 pmORD - CRL
2 stops25h 05mMultiple Airlines
Wed 5/145:15 pmCRL - ORD
2 stops33h 15mMultiple Airlines
Deal found 3/27$686
This TAP AIR PORTUGAL deal was found by Cheapflights users on 3/26. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/196:00 pmORD - BRU
1 stop14h 05mTAP AIR PORTUGAL
Fri 10/245:55 amBRU - ORD
1 stop17h 15mTAP AIR PORTUGAL
Deal found 3/26$691
This United Airlines deal was found by Cheapflights users on 3/27. 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 11/257:20 amORD - BRU
1 stop17h 35mUnited Airlines
Tue 12/210:10 amBRU - ORD
Nonstop9h 05mUnited Airlines
Deal found 3/27$787
This Icelandair deal was found by Cheapflights users on 3/27. 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 5/37:25 pmORD - BRU
1 stop10h 25mIcelandair
Thu 5/81:50 pmBRU - ORD
1 stop11h 25mIcelandair
Deal found 3/27$822

Cheapflights Fare Finder

Customize your flight search to find flights from O'Hare Intl 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 2,558,603 searches. Data last updated March 27, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Brussels that are best for you.

Fly from

O'Hare Intl

Fly to

Brussels

Route

Depart

Return

Price

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Tue 4/29

7:15 pm-9:40 am

1 stop31h 25m

Brussels Bruxelles-National

Mon 5/5

10:20 am-4:10 pm

1 stop12h 50m

$581

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Sun 9/21

11:25 am-3:15 pm

1 stop20h 50m

Brussels Bruxelles-National

Thu 10/9

6:50 pm-9:40 am

1 stop21h 50m

$604

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Sun 5/4

6:36 pm-12:00 pm

2 stops34h 24m

Brussels Bruxelles-National

Sun 5/11

8:20 pm-12:24 am

3 stops35h 04m

$677

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Tue 5/6

2:00 pm-10:05 pm

2 stops25h 05m

Charleroi Brussels

Wed 5/14

5:15 pm-7:30 pm

2 stops33h 15m

$686

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Sat 5/3

7:25 pm-12:50 pm

1 stop10h 25m

Brussels Bruxelles-National

Thu 5/8

1:50 pm-6:15 pm

1 stop11h 25m

$822

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Tue 4/8

5:55 am-9:05 pm

3 stops32h 10m

$258

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Tue 4/8

5:55 am-9:45 am

3 stops44h 50m

$266

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Thu 7/24

6:00 pm-11:55 pm

1 stop22h 55m

$328

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Mon 5/5

7:15 pm-6:30 pm

1 stop16h 15m

$369

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Wed 7/16

11:25 am-1:25 pm

1 stop19h 00m

$514

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 17 results
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Best time to book a flight from O'Hare Intl to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels from O'Hare Intl 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 Chicago O'Hare Intl Airport to Brussels

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Brussels?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Brussels. Price data was last updated on March 21, 2025.

The best time to book flights from Chicago O'Hare Intl Airport to Brussels is 64 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Brussels?

Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Brussels (average of $614). Flying from Chicago O'Hare Intl Airport to Brussels in June is currently the most expensive (average of $1,146). 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 ORD to BRU?

Find hourly flight availability from O'Hare Intl 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 March 27, 2025.

It’s optimal to fly from Chicago O'Hare Intl Airport to Brussels in the evening. By choosing this option you can save up to 49% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Brussels?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Brussels. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Brussels flight should consider departing on Friday evenings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 March 27, 2025.
See what other customers who have flown with United Airlines, Brussels Airlines and Turkish Airlines from Chicago to Brussels have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,603 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,603 reviews
United Airlines
7.4
Good
8,603 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Brussels Airlines
7.4
Good
344 reviews
United Airlines
7.4
Good
8,603 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Turkish Airlines
7.3
Good
3,744 reviews
United Airlines
7.4
Good
8,603 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Scandinavian Airlines
7.3
Good
1,325 reviews
United Airlines
7.4
Good
8,603 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
TAP AIR PORTUGAL
7.1
Good
1,827 reviews
United Airlines
7.4
Good
8,603 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.0

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl 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 flying from Chicago O'Hare Intl Airport to Brussels round-trip?

    Flying on Scandinavian Airlines is currently your cheapest option to Brussels, with prices starting at $581. Additional round-trip tickets that might be worth considering are offered by Turkish Airlines and Icelandair, with the lowest prices starting at $604 and $822, respectively. Scandinavian Airlines is priced at 32% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Brussels one-way?

    One-way options have recently been found by users for as low as $369 on Scandinavian Airlines. Other airlines that offer cheap prices include Turkish Airlines from $547 and TAP AIR PORTUGAL from $571 one-way.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to Brussels?

    The top 3 most reliable airlines when flying from Chicago O'Hare Intl Airport to Brussels are Air Canada (83%), Austrian Airlines (83%) and Brussels Airlines (83%).

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Brussels?

    Looking for the cheapest flight from Chicago O'Hare Intl Airport to Brussels? While on average our users pay $3,162, our data indicates the cheapest price to be $484. The most popular route (Chicago O'Hare Intl - Brussels Bruxelles-National), is priced around $379.

  • Can I find deals for flights from O'Hare Intl to Brussels that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Brussels flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Brussels?

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

  • Can I find deals for business class flights from O'Hare Intl to Brussels?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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 Chicago O'Hare Intl Airport to Brussels?

    Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Brussels (average of $614). Flying from Chicago O'Hare Intl Airport to Brussels in June is currently the most expensive (average of $1,146). 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 O'Hare Intl to Brussels

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Bruxelles-National flights
Midway to Bruxelles-National flights
O'Hare Intl to Charleroi Brussels flights

Top 8 airlines flying from O'Hare Intl to Brussels

Discover the top 8 airlines that operate flights from O'Hare Intl 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 2,558,603 searches. Data last updated March 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$405Average$568FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$438Average$622FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$492Average$793FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$518Average$869FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$536Average$697FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$724Average$1,120FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$764Average$1,032FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$813Average$1,351FlexibilityNo cancel feeOn-timeN/A
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