What is the cheapest airline that flies from Belgium to Chicago O'Hare Intl?

TAP AIR PORTUGAL is the most popular carrier operating from Belgium to Chicago O'Hare Intl

How many flights depart from Belgium to Chicago O'Hare Intl Airport on average per day?

As of September 2025, there are 6 flights per day flying from Belgium to Chicago O'Hare Intl Airport. The most common time of day flights depart is 10:00AM, with 100% of flights taking off at noon.

What airlines fly to Chicago O'Hare Intl Airport?

United Airlines, Lufthansa and Brussels Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Belgium according to our data. United Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 3 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

How many flights depart from Belgium to Chicago O'Hare Intl Airport on average per week?

The number of flights available between Belgium and Chicago O'Hare Intl Airport is 42 per week as of September 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

When did momondo last update prices for flights from Belgium to Chicago O'Hare Intl Airport?

Prices for flights from Belgium to Chicago O'Hare Intl Airport are updated daily.

How many operators does momondo search for flights from Belgium to Chicago O'Hare Intl Airport?

As of September 2025, there are 3 operators available to choose from for flights from Belgium to Chicago O'Hare Intl Airport.

How old do you have to be to fly from Belgium to Chicago O'Hare Intl Airport?

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 Belgium to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$310 Cheap Flights from Belgium to Chicago O'Hare Intl Airport in 2025

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Find the cheapest flights from Belgium to Chicago

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Belgium to Chicago

3:10 pm - 5:45 pmBRU-ORD

32h 35m1 stop

7:20 pm - 10:50 amORD-BRU

32h 30m2 stops

$492Scandinavian Airlines

Find Deal

Sat, Nov 1 - Mon, Nov 10

3:10 pm - 4:45 pmBRU-ORD

32h 35m1 stop

7:20 pm - 2:30 pmORD-BRU

12h 10m1 stop

$494Scandinavian Airlines

Find Deal

Sun, Nov 2 - Fri, Nov 7

1:50 pm - 6:15 pmBRU-ORD

11h 25m1 stop

7:25 pm - 12:50 pmORD-BRU

10h 25m1 stop

$495Icelandair

Find Deal

Thu, Oct 2 - Sun, Oct 5

1:50 pm - 6:15 pmBRU-ORD

11h 25m1 stop

7:25 pm - 12:50 pmORD-BRU

10h 25m1 stop

$497Icelandair

Find Deal

Wed, Oct 1 - Wed, Oct 15

12:35 pm - 4:45 pmBRU-ORD

35h 10m2 stops

7:20 pm - 2:30 pmORD-BRU

12h 10m1 stop

$498Scandinavian Airlines

Find Deal

Sun, Nov 2 - Mon, Nov 10

10:30 am - 3:20 pmBRU-ORD

11h 50m1 stop

5:55 pm - 8:55 amORD-BRU

8h 00mnonstop

$501United Airlines

Find Deal

Wed, Nov 5 - Wed, Nov 12

10:30 am - 2:55 pmBRU-ORD

11h 25m1 stop

8:40 am - 8:05 amORD-BRU

16h 25m1 stop

$503United Airlines

Find Deal

Mon, Oct 6 - Mon, Oct 13

10:10 am - 12:10 pmBRU-ORD

9h 00mnonstop

5:55 pm - 8:55 amORD-BRU

8h 00mnonstop

$520Lufthansa

Find Deal

Thu, Nov 6 - Tue, Nov 11

8:30 am - 12:55 pmBRU-ORD

11h 25m1 stop

10:50 pm - 4:15 pmORD-BRU

11h 25m1 stop

$523Lufthansa

Find Deal

Thu, Oct 23 - Thu, Oct 30

9:20 pm - 11:30 amBRU-ORD

21h 10m1 stop

4:00 pm - 9:45 amORD-BRU

10h 45m1 stop

$553Brussels Airlines

Find Deal

Fri, Oct 3 - Fri, Oct 17

American Airlines flights from Belgium to Chicago O'Hare Intl Airport

Our best American Airlines deals on Belgium to Chicago O'Hare Intl Airport flight tickets

American Airlines

Oct 5

BRU10:40 amBrussels Bruxelles-National

18h 59m

2 stops

ORD10:39 pmChicago O'Hare Intl

Oct 15

ORD3:10 pmChicago O'Hare Intl

17h 10m

2 stops

BRU3:20 pmBrussels Bruxelles-National

$528

Find similar

American Airlines

Jan 28

BRU11:50 amBrussels Bruxelles-National

12h 10m

1 stop

ORD5:00 pmChicago O'Hare Intl

Feb 3

ORD5:30 pmChicago O'Hare Intl

13h 05m

2 stops

BRU1:35 pmBrussels Bruxelles-National

$546

Find similar

American Airlines

Sep 11

BRU10:50 amBrussels Bruxelles-National

13h 10m

1 stop

ORD5:00 pmChicago O'Hare Intl

Sep 25

ORD4:54 pmChicago O'Hare Intl

18h 56m

2 stops

BRU6:50 pmBrussels Bruxelles-National

$616

Find similar

Brussels Airlines flights from Belgium to Chicago O'Hare Intl Airport

Our best Brussels Airlines deals on Belgium to Chicago O'Hare Intl Airport flight tickets

Brussels Airlines

Oct 3

BRU9:20 pmBrussels Bruxelles-National

21h 10m

1 stop

ORD11:30 amChicago O'Hare Intl

Oct 17

ORD4:00 pmChicago O'Hare Intl

10h 45m

1 stop

BRU9:45 amBrussels Bruxelles-National

$553

Find similar

Brussels Airlines

Sep 12

BRU6:55 amBrussels Bruxelles-National

13h 00m

1 stop

ORD12:55 pmChicago O'Hare Intl

Sep 25

ORD5:55 pmChicago O'Hare Intl

8h 05m

BRU9:00 amBrussels Bruxelles-National

$576

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Belgium to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sat 11/1

3:10 pm-5:45 pm

1 stop32h 35m

Chicago O'Hare Intl

Mon 11/10

7:20 pm-10:50 am

2 stops32h 30m

$492

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sun 11/2

3:10 pm-4:45 pm

1 stop32h 35m

Chicago O'Hare Intl

Fri 11/7

7:20 pm-2:30 pm

1 stop12h 10m

$494

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 10/2

1:50 pm-6:15 pm

1 stop11h 25m

Chicago O'Hare Intl

Sun 10/5

7:25 pm-12:50 pm

1 stop10h 25m

$495

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Wed 10/1

1:50 pm-6:15 pm

1 stop11h 25m

Chicago O'Hare Intl

Wed 10/15

7:25 pm-12:50 pm

1 stop10h 25m

$497

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sun 11/2

12:35 pm-4:45 pm

2 stops35h 10m

Chicago O'Hare Intl

Mon 11/10

7:20 pm-2:30 pm

1 stop12h 10m

$498

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Wed 11/5

10:30 am-3:20 pm

1 stop11h 50m

Chicago O'Hare Intl

Wed 11/12

5:55 pm-8:55 am

Nonstop8h 00m

$501

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Mon 10/6

10:30 am-2:55 pm

1 stop11h 25m

Chicago O'Hare Intl

Mon 10/13

8:40 am-8:05 am

1 stop16h 25m

$503

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 11/6

10:10 am-12:10 pm

Nonstop9h 00m

Chicago O'Hare Intl

Tue 11/11

5:55 pm-8:55 am

Nonstop8h 00m

$520

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 10/23

8:30 am-12:55 pm

1 stop11h 25m

Chicago O'Hare Intl

Thu 10/30

10:50 pm-4:15 pm

1 stop11h 25m

$523

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Fri 10/3

9:20 pm-11:30 am

1 stop21h 10m

Chicago O'Hare Intl

Fri 10/17

4:00 pm-9:45 am

1 stop10h 45m

$553

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 Belgium to Chicago O'Hare Intl Airport

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 cheapest month to fly to Chicago O'Hare Intl Airport?

The month of March is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Belgium averaging around $553.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $758. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Belgium because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $804.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Belgium in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $542 when looking at flights departing in the afternoon. Try not to purchase tickets at noon because they tend to be around $813. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Belgium to Chicago O'Hare Intl flight route?

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

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Belgium when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $652 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Belgium for as low as $547 on momondo.

What cabin class options are available on Belgium to Chicago O'Hare Intl flights?

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

Can stopping save me money on Belgium to Chicago O'Hare Intl Airport flights?

You could potentially save up to 21% on your flight if you consider stops on a Belgium to Chicago O'Hare Intl Airport flight.

Cheap Belgium to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belgium to Chicago O'Hare Intl Airport

Best Price Found	$551
Fastest flight time	8h 50m
Direct flights	Every day

The best one-way flight to Chicago O'Hare Intl Airport from Belgium in the past 72 hours is $551. The best round-trip flight deal from Belgium to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $579.

The fastest flight from Belgium to Chicago O'Hare Intl Airport takes 8h 50m

Direct flights go from Belgium to Chicago O'Hare Intl Airport every day.

Search flight deals

When did momondo last update prices for flights from Belgium to Chicago O'Hare Intl Airport?
Prices for flights from Belgium to Chicago O'Hare Intl Airport are updated daily.
How many operators does momondo search for flights from Belgium to Chicago O'Hare Intl Airport?
As of September 2025, there are 3 operators available to choose from for flights from Belgium to Chicago O'Hare Intl Airport.
How old do you have to be to fly from Belgium to Chicago O'Hare Intl Airport?
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 Belgium to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Belgium to Chicago O'Hare Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from Belgium to Chicago O'Hare Intl Airport is Boeing 787 Dreamliner, representing 35.78% of all bookings. The subsequent popular models are Boeing 787-10 Dreamliner at 34.21%, Boeing 737 MAX 8 at 4.72%, and Boeing 777-300ER at 3.80%.

Best airlines flying from Belgium to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Belgium to Chicago O'Hare Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Brussels Airlines	PriceFrom $521	Free Cancellation	Rating 7.2 359 reviews	Search Brussels Airlines flights
Lufthansa	PriceFrom $521	Free Cancellation	Rating 6.8 7,410 reviews	Search Lufthansa flights
United Airlines	PriceFrom $568	Free Cancellation	Rating 7.4 8,943 reviews	Search United Airlines flights

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Benton Harbor

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Belgium to Chicago for you.

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

Yes. momondo enables you to select and highlight flights to Chicago from Belgium with this policy.

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

momondo helps you find the best flight between Belgium and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Belgium to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Chicago O'Hare Intl Airport trip

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Cheap flights from Belgium to Chicago from $310

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belgium to Chicago departing on 1/25. 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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Big names and deals

Filter for what you want

Filter for what you want

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Price Alerts

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Find the cheapest flights from Belgium to Chicago

Recent round-trip flight deals from Belgium to Chicago

Recent one-way flight deals from Belgium to Chicago

Recent last minute flight deals from Belgium to Chicago

Recent direct flight deals from Belgium to Chicago

American Airlines flights from Belgium to Chicago O'Hare Intl Airport

Our best American Airlines deals on Belgium to Chicago O'Hare Intl Airport flight tickets

Brussels Airlines flights from Belgium to Chicago O'Hare Intl Airport

Our best Brussels Airlines deals on Belgium to Chicago O'Hare Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Belgium to Chicago O'Hare Intl Airport that are best for you.

See travel insights to Chicago from

How to get the cheapest flight ticket from Belgium to Chicago O'Hare Intl Airport

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

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of March is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Belgium averaging around $553.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest Belgium to Chicago O'Hare Intl flight route?

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

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

What cabin class options are available on Belgium to Chicago O'Hare Intl flights?

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

Can stopping save me money on Belgium to Chicago O'Hare Intl Airport flights?

You could potentially save up to 21% on your flight if you consider stops on a Belgium to Chicago O'Hare Intl Airport flight.

What is the cheapest airline that flies from Belgium to Chicago O'Hare Intl?

TAP AIR PORTUGAL is the most popular carrier operating from Belgium to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

How many flights depart from Belgium to Chicago O'Hare Intl Airport on average per day?

As of September 2025, there are 6 flights per day flying from Belgium to Chicago O'Hare Intl Airport. The most common time of day flights depart is 10:00AM, with 100% of flights taking off at noon.

How many flights depart from Belgium to Chicago O'Hare Intl Airport on average per week?

The number of flights available between Belgium and Chicago O'Hare Intl Airport is 42 per week as of September 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

Cheap Belgium to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belgium to Chicago O'Hare Intl Airport

Best Price Found

Fastest flight time

Direct flights

When did momondo last update prices for flights from Belgium to Chicago O'Hare Intl Airport?

How many operators does momondo search for flights from Belgium to Chicago O'Hare Intl Airport?

How old do you have to be to fly from Belgium to Chicago O'Hare Intl Airport?

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

What is the most popular plane model from Belgium to Chicago O'Hare Intl Airport?

Best airlines flying from Belgium to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Belgium to Chicago O'Hare Intl Airport with momondo

Traveling to a place near Chicago?

Why use momondo?

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

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

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

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

An easier way to manage your Chicago O'Hare Intl Airport 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 Chicago

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo