What airlines fly to Brussels?

United Airlines, Scandinavian Airlines and Icelandair 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 43% 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.

What is the cheapest airline that flies from Chicago to Brussels?

Icelandair and Turkish Airlines are the most popular carriers operating from Chicago to Brussels

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

As of May 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.

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

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

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 May 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.

$338 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 $1,377 to $1,101. The lowest price recently found on this route was $649.

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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.

7:15 pm - 7:50 pm

ORD

BRU

17h 35m

1 stop

10:20 am - 4:10 pm

BRU

ORD

12h 50m

1 stop

$649Scandinavian Airlines

Thu, Sep 24 - Fri, Oct 2

8:15 pm - 7:50 pm

ORD

BRU

17h 35m

1 stop

10:20 am - 4:45 pm

BRU

ORD

13h 25m

1 stop

$653Scandinavian Airlines

Thu, Oct 29 - Wed, Nov 4

8:15 pm - 2:30 pm

ORD

BRU

12h 15m

1 stop

8:30 pm - 5:45 pm

BRU

ORD

27h 15m

1 stop

$659Scandinavian Airlines

Sun, Oct 25 - Sat, Oct 31

8:15 pm - 11:30 am

ORD

BRU

33h 15m

2 stops

10:20 am - 4:45 pm

BRU

ORD

13h 25m

1 stop

$666Scandinavian Airlines

Thu, Oct 29 - Wed, Nov 4

11:25 am - 10:10 am

ORD

BRU

15h 45m

1 stop

7:20 am - 9:40 am

BRU

ORD

33h 20m

1 stop

$684Turkish Airlines

Wed, Sep 16 - Tue, Sep 22

8:10 pm - 9:25 pm

ORD

BRU

18h 15m

1 stop

6:55 pm - 9:40 am

BRU

ORD

21h 45m

1 stop

$687Turkish Airlines

Wed, Sep 16 - Tue, Sep 22

9:30 pm - 12:30 pm

ORD

CRL

32h 00m

1 stop

9:00 pm - 5:50 pm

CRL

ORD

27h 50m

2 stops

$767Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

7:25 pm - 8:40 am

ORD

CRL

30h 15m

2 stops

4:10 pm - 11:50 am

CRL

ORD

26h 40m

1 stop

$812Multiple Airlines

Sun, Jul 19 - Wed, Sep 30

12:46 pm - 7:40 am

MDW

BRU

11h 54m

1 stop

12:55 pm - 9:45 pm

BRU

MDW

15h 50m

1 stop

$1,058Delta

Sun, Aug 30 - Fri, Nov 6

4:39 pm - 7:40 am

MDW

BRU

32h 01m

1 stop

12:55 pm - 9:45 pm

BRU

MDW

15h 50m

1 stop

$1,073Delta

Sat, Aug 29 - Wed, Nov 4

Turkish Airlines flights from Chicago to Brussels

Our best Turkish Airlines deals on Chicago to Brussels flight tickets

Turkish Airlines

Sep 16

ORD11:25 amChicago O'Hare Intl

15h 45m

1 stop

BRU10:10 amBrussels Bruxelles-National

Sep 22

BRU7:20 amBrussels Bruxelles-National

33h 20m

1 stop

ORD9:40 amChicago O'Hare Intl

$684

Turkish Airlines

Sep 16

ORD8:10 pmChicago O'Hare Intl

18h 15m

1 stop

BRU9:25 pmBrussels Bruxelles-National

Sep 22

BRU6:55 pmBrussels Bruxelles-National

21h 45m

1 stop

ORD9:40 amChicago O'Hare Intl

$687

Turkish Airlines

Sep 16

ORD11:25 amChicago O'Hare Intl

15h 45m

1 stop

BRU10:10 amBrussels Bruxelles-National

Sep 22

BRU6:55 pmBrussels Bruxelles-National

21h 45m

1 stop

ORD9:40 amChicago O'Hare Intl

$688

KLM flights from Chicago to Brussels

Our best KLM deals on Chicago to Brussels flight tickets

KLM

Jul 19

MDW12:41 pmChicago Midway

11h 59m

1 stop

BRU7:40 amBrussels Bruxelles-National

Oct 1

BRU9:45 amBrussels Bruxelles-National

13h 42m

1 stop

MDW4:27 pmChicago Midway

$1,203

KLM

Jul 2

MDW11:05 amChicago Midway

13h 35m

1 stop

BRU7:40 amBrussels Bruxelles-National

Jul 7

BRU9:45 amBrussels Bruxelles-National

13h 30m

1 stop

MDW4:15 pmChicago Midway

$1,217

KLM

Jul 5

MDW6:00 amChicago Midway

18h 40m

1 stop

BRU7:40 amBrussels Bruxelles-National

Jul 14

BRU9:45 amBrussels Bruxelles-National

13h 30m

1 stop

MDW4:15 pmChicago Midway

$1,233

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Thu 9/24

7:15 pm-7:50 pm

1 stop17h 35m

Brussels Bruxelles-National

Fri 10/2

10:20 am-4:10 pm

1 stop12h 50m

$649

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Thu 10/29

8:15 pm-7:50 pm

1 stop17h 35m

Brussels Bruxelles-National

Wed 11/4

10:20 am-4:45 pm

1 stop13h 25m

$653

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Sun 10/25

8:15 pm-2:30 pm

1 stop12h 15m

Brussels Bruxelles-National

Sat 10/31

8:30 pm-5:45 pm

1 stop27h 15m

$659

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Thu 10/29

8:15 pm-11:30 am

2 stops33h 15m

Brussels Bruxelles-National

Wed 11/4

10:20 am-4:45 pm

1 stop13h 25m

$666

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Wed 9/16

11:25 am-10:10 am

1 stop15h 45m

Brussels Bruxelles-National

Tue 9/22

7:20 am-9:40 am

1 stop33h 20m

$684

ChicagoBrussels

ORD - BRU

ORDBRU

Chicago O'Hare Intl

Wed 9/16

8:10 pm-9:25 pm

1 stop18h 15m

Brussels Bruxelles-National

Tue 9/22

6:55 pm-9:40 am

1 stop21h 45m

$687

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Tue 9/1

9:30 pm-12:30 pm

1 stop32h 00m

Charleroi Brussels

Tue 9/8

9:00 pm-5:50 pm

2 stops27h 50m

$767

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Sun 7/19

7:25 pm-8:40 am

2 stops30h 15m

Charleroi Brussels

Wed 9/30

4:10 pm-11:50 am

1 stop26h 40m

$812

Quickest round-trip

ChicagoBrussels

MDW - BRU

MDWBRU

Chicago Midway

Sun 8/30

12:46 pm-7:40 am

1 stop11h 54m

Brussels Bruxelles-National

Fri 11/6

12:55 pm-9:45 pm

1 stop15h 50m

$1,058

ChicagoBrussels

MDW - BRU

MDWBRU

Chicago Midway

Sat 8/29

4:39 pm-7:40 am

1 stop32h 01m

Brussels Bruxelles-National

Wed 11/4

12:55 pm-9:45 pm

1 stop15h 50m

$1,073

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 November is also very affordable. Most momondo users find prices during this month for around $328.

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 $1,042. 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 $1,363.

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 $780 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 $477 on momondo.

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	7h 55m
Direct flights	Every day
Airports in Brussels	2 airports

The fastest flight from Chicago to Brussels takes 7h 55m

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 7h 55m.
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 May 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 7.0 654 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom $433	Free Cancellation	Rating 7.4 1,777 reviews	Search Scandinavian Airlines flights
TAP AIR PORTUGAL	PriceFrom $444	Free Cancellation	Rating 7.2 2,253 reviews	Search TAP AIR PORTUGAL flights
Aer Lingus	PriceFrom $481	Free Cancellation	Rating 7.3 1,562 reviews	Search Aer Lingus flights
Turkish Airlines	PriceFrom $582	Free Cancellation	Rating 7.4 4,368 reviews	Search Turkish Airlines flights
United Airlines	PriceFrom $586	Free Cancellation	Rating 7.4 9,723 reviews	Search United Airlines flights
Brussels Airlines	PriceFrom $752	Free Cancellation	Rating 7.3 408 reviews	Search Brussels Airlines flights
Lufthansa	PriceFrom $969	Free Cancellation	Rating 6.8 8,003 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 $338

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 6/3. 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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Turkish Airlines flights from Chicago to Brussels

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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 Chicago to Brussels flight route?

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

What is the cheapest airline that flies from Chicago to Brussels?

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

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