How many flights depart from Chicago to Brussels on average per day?

As of July 2026, there are 5 flights per day flying from Chicago to Brussels. The most common time of day flights depart is 6:00PM, with 100% of flights taking off in the evening.

How many flights depart from Chicago to Brussels on average per week?

As of July 2026, 35 flights take off from Chicago and land in Brussels each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

What airlines fly to Brussels?

United Airlines, Scandinavian Airlines and TAP AIR PORTUGAL are the top three most popular airlines that fly to Brussels from Chicago according to our data. United Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Brussels. Keep in mind that there are 8 different airlines that fly to Brussels on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Chicago to Brussels?

Prices for flights from Chicago to Brussels refresh daily.

How many operators does momondo search for flights from Chicago to Brussels?

The number of operators available for flights from Chicago to Brussels is 8 as of July 2026.

How old do you have to be to fly from Chicago to Brussels?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Brussels.

What documentation or ID do you need to fly to Brussels?

The travel and health documents you'll need for your trip to Brussels may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Brussels. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$261 Cheap Flights from Chicago to Brussels in 2026

Q: What is the typical price of a round-trip flight between Chicago and Brussels?

Prices are currently low for flights on this route. Typical prices usually range from $691 to $1,108. The lowest price recently found on this route was $459.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Brussels

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:25 pm - 12:55 pm

ORD

BRU

10h 30m

1 stop

12:50 pm - 6:20 pm

BRU

ORD

11h 30m

1 stop

$459Icelandair

Sun, Oct 18 - Sun, Oct 25

7:25 pm - 12:55 pm

ORD

BRU

10h 30m

1 stop

1:50 pm - 9:25 pm

BRU

ORD

14h 35m

1 stop

$461Icelandair

Sat, Oct 3 - Sun, Oct 18

7:25 pm - 12:55 pm

ORD

BRU

10h 30m

1 stop

1:50 pm - 6:15 pm

BRU

ORD

11h 25m

1 stop

$462Icelandair

Wed, Oct 7 - Sun, Oct 18

7:25 pm - 8:35 pm

ORD

CRL

18h 10m

2 stops

8:50 am - 6:15 pm

CRL

ORD

16h 25m

2 stops

$687Multiple Airlines

Mon, Aug 24 - Mon, Aug 31

7:25 pm - 12:20 pm

ORD

CRL

33h 55m

3 stops

9:05 am - 6:15 pm

CRL

ORD

16h 10m

2 stops

$691Multiple Airlines

Wed, Oct 7 - Sun, Oct 18

9:29 am - 7:35 am

MDW

BRU

15h 06m

2 stops

8:05 am - 4:50 pm

BRU

MDW

15h 45m

2 stops

$813Delta

Wed, Nov 4 - Thu, Nov 12

10:35 am - 10:55 am

MDW

BRU

17h 20m

1 stop

12:55 pm - 10:10 pm

BRU

MDW

16h 15m

1 stop

$896Air France

Tue, Nov 10 - Sun, Nov 15

9:30 am - 10:55 am

MDW

BRU

18h 25m

2 stops

12:55 pm - 10:10 pm

BRU

MDW

16h 15m

1 stop

$900Delta

Tue, Nov 10 - Sun, Nov 15

6:00 am - 7:40 am

MDW

BRU

18h 40m

1 stop

6:20 am - 4:39 pm

BRU

MDW

17h 19m

2 stops

$901KLM

Tue, Oct 6 - Tue, Oct 20

1:28 pm - 7:35 am

MDW

BRU

12h 07m

2 stops

12:55 pm - 10:10 pm

BRU

MDW

16h 15m

1 stop

$905KLM

Fri, Oct 30 - Mon, Nov 9

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TAP AIR PORTUGAL flights from Chicago to Brussels

Our best TAP AIR PORTUGAL deals on Chicago to Brussels flight tickets

TAP AIR PORTUGAL

Oct 18

ORD6:00 pmChicago O'Hare Intl

22h 55m

1 stop

BRU11:55 pmBrussels Bruxelles-National

Oct 25

BRU6:00 amBrussels Bruxelles-National

16h 30m

1 stop

ORD4:30 pmChicago O'Hare Intl

$663

TAP AIR PORTUGAL

Sep 16

ORD6:00 pmChicago O'Hare Intl

14h 05m

1 stop

BRU3:05 pmBrussels Bruxelles-National

Sep 22

BRU8:55 pmBrussels Bruxelles-National

26h 05m

1 stop

ORD4:00 pmChicago O'Hare Intl

$664

TAP AIR PORTUGAL

Dec 2

ORD7:00 pmChicago O'Hare Intl

15h 05m

1 stop

BRU5:05 pmBrussels Bruxelles-National

Dec 9

BRU6:00 amBrussels Bruxelles-National

16h 30m

1 stop

ORD3:30 pmChicago O'Hare Intl

$665

Air France flights from Chicago to Brussels

Our best Air France deals on Chicago to Brussels flight tickets

Air France

Nov 10

MDW10:35 amChicago Midway

17h 20m

1 stop

BRU10:55 amBrussels Bruxelles-National

Nov 15

BRU12:55 pmBrussels Bruxelles-National

16h 15m

1 stop

MDW10:10 pmChicago Midway

$896

Air France

Aug 16

MDW10:54 amChicago Midway

13h 46m

1 stop

BRU7:40 amBrussels Bruxelles-National

Aug 25

BRU9:45 amBrussels Bruxelles-National

13h 30m

1 stop

MDW4:15 pmChicago Midway

$923

Air France

Aug 16

MDW10:54 amChicago Midway

13h 46m

1 stop

BRU7:40 amBrussels Bruxelles-National

Aug 25

BRU9:45 amBrussels Bruxelles-National

13h 30m

1 stop

MDW4:15 pmChicago Midway

$924

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Sun 10/18

7:25 pm-12:55 pm

1 stop10h 30m

Brussels Bruxelles-National

Sun 10/25

12:50 pm-6:20 pm

1 stop11h 30m

$459

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Sat 10/3

7:25 pm-12:55 pm

1 stop10h 30m

Brussels Bruxelles-National

Sun 10/18

1:50 pm-9:25 pm

1 stop14h 35m

$461

Quickest round-trip

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Wed 10/7

7:25 pm-12:55 pm

1 stop10h 30m

Brussels Bruxelles-National

Sun 10/18

1:50 pm-6:15 pm

1 stop11h 25m

$462

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Mon 8/24

7:25 pm-8:35 pm

2 stops18h 10m

Charleroi Brussels

Mon 8/31

8:50 am-6:15 pm

2 stops16h 25m

$687

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Wed 10/7

7:25 pm-12:20 pm

3 stops33h 55m

Charleroi Brussels

Sun 10/18

9:05 am-6:15 pm

2 stops16h 10m

$691

ChicagoBrussels

MDW - BRU

MDWBRU

Chicago Midway

Wed 11/4

9:29 am-7:35 am

2 stops15h 06m

Brussels Bruxelles-National

Thu 11/12

8:05 am-4:50 pm

2 stops15h 45m

$813

ChicagoBrussels

MDW - BRU

MDWBRU

Chicago Midway

Tue 11/10

10:35 am-10:55 am

1 stop17h 20m

Brussels Bruxelles-National

Sun 11/15

12:55 pm-10:10 pm

1 stop16h 15m

$896

ChicagoBrussels

MDW - BRU

MDWBRU

Chicago Midway

Tue 11/10

9:30 am-10:55 am

2 stops18h 25m

Brussels Bruxelles-National

Sun 11/15

12:55 pm-10:10 pm

1 stop16h 15m

$900

ChicagoBrussels

MDW - BRU

MDWBRU

Chicago Midway

Tue 10/6

6:00 am-7:40 am

1 stop18h 40m

Brussels Bruxelles-National

Tue 10/20

6:20 am-4:39 pm

2 stops17h 19m

$901

ChicagoBrussels

MDW - BRU

MDWBRU

Chicago Midway

Fri 10/30

1:28 pm-7:35 am

2 stops12h 07m

Brussels Bruxelles-National

Mon 11/9

12:55 pm-10:10 pm

1 stop16h 15m

$905

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago to Brussels

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Chicago and Brussels?

What is the cheapest month to fly to Brussels?

In general, May is the cheapest month to fly from Chicago to Brussels. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $129. If you are unable to visit Brussels during the month of May, then departing from Chicago during the month April is also very affordable. Most momondo users find prices during this month for around $418.

What is the cheapest day to depart on your flight to Brussels?

On average, the least expensive day to fly to Brussels from Chicago is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,091. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Chicago because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,396.

What is the cheapest time of day to depart on your flight to Brussels?

According to our data, the cheapest time of day to fly to Brussels is in the evening. momondo users have found flights departing from Chicago to Brussels in the evening for as low as $1,233. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $1,267.

What is the cheapest Chicago to Brussels flight route?

Fly from Chicago O'Hare Intl to Brussels Bruxelles-National for the best Chicago - Brussels flight prices

How far in advance should I book a flight from Chicago to Brussels?

You are more likely to see cheaper flights to Brussels from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Brussels for around $856 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Brussels from Chicago for as low as $572 on momondo.

What cabin class options are available on Chicago to Brussels flights?

There are 3 cabin classes available to choose from on Chicago to Brussels flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Chicago to Brussels flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Brussels

Fastest flight time	8h 00m
Direct flights	Every day
Airports in Brussels	2 airports

The fastest flight from Chicago to Brussels takes 8h 00m

Direct flights go from Chicago to Brussels every day.

There are 2 airports in Brussels. From Chicago there are direct flights to Brussels Bruxelles-National (BRU).

Search flight deals

Frequently asked questions about flying from Chicago to Brussels

How far is Chicago to Brussels by plane?
The distance between Chicago and Brussels is about 4136.1 mi. By plane, this route typically takes 8h 00m.
When did momondo last update prices for flights from Chicago to Brussels?
Prices for flights from Chicago to Brussels refresh daily.
How many operators does momondo search for flights from Chicago to Brussels?
The number of operators available for flights from Chicago to Brussels is 8 as of July 2026.
How old do you have to be to fly from Chicago to Brussels?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Brussels.
What documentation or ID do you need to fly to Brussels?
The travel and health documents you'll need for your trip to Brussels may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Brussels. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Chicago to Brussels

Compare and see reviews for airlines that fly from Chicago to Brussels with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom $418	Free Cancellation	Rating 7.0 705 reviews	Search Icelandair flights
TAP AIR PORTUGAL	PriceFrom $444	Free Cancellation	Rating 7.2 2,332 reviews	Search TAP AIR PORTUGAL flights
Scandinavian Airlines	PriceFrom $448	Free Cancellation	Rating 7.4 1,874 reviews	Search Scandinavian Airlines flights
Aer Lingus	PriceFrom $531	Free Cancellation	Rating 7.3 1,655 reviews	Search Aer Lingus flights
Turkish Airlines	PriceFrom $582	Free Cancellation	Rating 7.4 4,443 reviews	Search Turkish Airlines flights
United Airlines	PriceFrom $692	Free Cancellation	Rating 7.4 9,976 reviews	Search United Airlines flights
Brussels Airlines	PriceFrom $752	Free Cancellation	Rating 7.2 422 reviews	Search Brussels Airlines flights
Lufthansa	PriceFrom $969	Free Cancellation	Rating 6.8 8,132 reviews	Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Brussels?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Brussels. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Chicago to Brussels with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chicago to Brussels flights to just show those with flexible booking policies.

How can momondo help me find flights from Chicago to Brussels?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Brussels from Chicago.

I’m not ready to book a flight from Chicago to Brussels right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Brussels from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Chicago to Brussels from $261

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Brussels departing on 8/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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TAP AIR PORTUGAL flights from Chicago to Brussels

Our best TAP AIR PORTUGAL deals on Chicago to Brussels flight tickets

Air France flights from Chicago to Brussels

Our best Air France deals on Chicago to Brussels flight tickets

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How to get the cheapest flight ticket from Chicago to Brussels

What is the typical price of a round-trip flight between Chicago and Brussels?

What is the cheapest month to fly to Brussels?

What is the cheapest day to depart on your flight to Brussels?

What is the cheapest time of day to depart on your flight to Brussels?

What is the cheapest Chicago to Brussels flight route?

How far in advance should I book a flight from Chicago to Brussels?

What cabin class options are available on Chicago to Brussels flights?

What airlines fly to Brussels?

How many flights depart from Chicago to Brussels on average per day?

How many flights depart from Chicago to Brussels on average per week?

Cheap Chicago to Brussels flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Brussels

Fastest flight time

Direct flights

Airports in Brussels

Frequently asked questions about flying from Chicago to Brussels

Best airlines flying from Chicago to Brussels

Compare and see reviews for airlines that fly from Chicago to Brussels with momondo

Why use momondo?

An easier way to manage your Brussels trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Belgium

Fly into one of these airports located in Brussels

Airports listed have a maximum distance of 27.4 mi from Brussels

Fly your favorite airline to Brussels

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