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$294+ 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BRU
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Brussels are usually found in September or October, booked 64 days in advance, depart on a Monday or Wednesday and return on a Friday

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 julio 3, 2025.

Round-trip from

$476
(FlightHub)

One-way from

$294
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$1,120
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. 17% potential increase in price ($172 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 3, 2025.

This FlightHub deal was found by Cheapflights users on 7/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/137:15 pmORD - BRU
1 stop12h 00mScandinavian Airlines
jue. 10/210:20 amBRU - ORD
1 stop12h 50mScandinavian Airlines
Deal found 7/1$476
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/109:15 pmORD - CRL
1 stop12h 15mMultiple Airlines
mar. 8/197:35 amCRL - ORD
1 stop13h 25mMultiple Airlines
Deal found 7/1$529
This Icelandair deal was found by Cheapflights users on 7/3. 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.
vie. 9/127:25 pmORD - BRU
1 stop10h 25mIcelandair
jue. 10/21:50 pmBRU - ORD
1 stop11h 25mIcelandair
Deal found 7/3$530
This FlightHub deal was found by Cheapflights users on 7/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/87:50 pmORD - BRU
1 stop34h 35mTurkish Airlines
mar. 10/146:50 pmBRU - ORD
1 stop34h 10mTurkish Airlines
Deal found 7/1$560
This oojo deal was found by Cheapflights users on 7/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/96:15 pmORD - BRU
1 stop18h 50mTAP AIR PORTUGAL
lun. 8/255:55 amBRU - ORD
1 stop17h 45mTAP AIR PORTUGAL
Deal found 7/1$577

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 julio 3, 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

sáb. 9/13

7:15 pm-2:15 pm

1 stop12h 00m

Brussels Bruxelles-National

jue. 10/2

10:20 am-4:10 pm

1 stop12h 50m

$476

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

dom. 8/10

9:15 pm-4:30 pm

1 stop12h 15m

Charleroi Brussels

mar. 8/19

7:35 am-2:00 pm

1 stop13h 25m

$529

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

vie. 9/12

7:25 pm-12:50 pm

1 stop10h 25m

Brussels Bruxelles-National

jue. 10/2

1:50 pm-6:15 pm

1 stop11h 25m

$530

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

mié. 10/8

7:50 pm-1:25 pm

1 stop34h 35m

Brussels Bruxelles-National

mar. 10/14

6:50 pm-10:00 pm

1 stop34h 10m

$560

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

sáb. 8/9

6:15 pm-8:05 pm

1 stop18h 50m

Brussels Bruxelles-National

lun. 8/25

5:55 am-4:40 pm

1 stop17h 45m

$577

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

dom. 8/17

6:00 pm-9:25 am

2 stops32h 25m

$294

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

lun. 8/18

10:15 pm-11:05 am

2 stops29h 50m

$294

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

lun. 8/4

10:15 pm-12:50 pm

1 stop31h 35m

$310

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

dom. 8/17

6:00 pm-8:05 pm

1 stop19h 05m

$319

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

vie. 9/5

7:00 am-9:40 am

2 stops19h 40m

$368

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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 June 27, 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 $1,079). 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 julio 3, 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 48% on the cost of your flight, compared to a flight in the afternoon.

Weekly flight availability from Chicago O'Hare Intl Airport to Brussels

Explore weekly flight availability from O'Hare Intl 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 julio 3, 2025.

The most flights from ORD to BR1 are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

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 julio 3, 2025.
Get a feel of what it's like to fly with KLM, United Airlines, and Virgin Atlantic from Chicago O'Hare Intl Airport to Brussels by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,367 reviews

Boarding

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,367 reviews
KLM
7.8
Good
1,367 reviews

Boarding

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
United Airlines
7.4
Good
8,861 reviews
KLM
7.8
Good
1,367 reviews

Boarding

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Virgin Atlantic
7.4
Good
654 reviews
KLM
7.8
Good
1,367 reviews

Boarding

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Turkish Airlines
7.3
Good
3,895 reviews
KLM
7.8
Good
1,367 reviews

Boarding

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Scandinavian Airlines
7.3
Good
1,416 reviews
KLM
7.8
Good
1,367 reviews

Boarding

7.8

Food

7.2

Crew

8.4

Comfort

7.7

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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 $476. Additional round-trip tickets that might be worth considering are offered by Icelandair and Turkish Airlines, with the lowest prices starting at $530 and $560, respectively. Scandinavian Airlines is priced at 41% 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 $310 on Icelandair. Other airlines that offer cheap prices include TAP AIR PORTUGAL from $319 and Scandinavian Airlines from $368 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 (63%), Austrian Airlines (63%) and Brussels Airlines (63%).

  • 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 $2,060, our data indicates the cheapest price to be $494. The most popular route (Chicago O'Hare Intl - Brussels Bruxelles-National), is priced around $315.

  • 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 $1,079). 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 10 airlines flying from O'Hare Intl to Brussels

Discover the top 10 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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$313Average$504FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$428Average$562FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$492Average$821FlexibilityNo cancel feeOn-time77%
KLMCheapest$506Average$828FlexibilityNo cancel feeOn-time75%
TAP AIR PORTUGALCheapest$513Average$883FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$551Average$634FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$552Average$737FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$594Average$1,018FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$728Average$1,068FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$813Average$1,318FlexibilityNo cancel feeOn-timeN/A

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