Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Brussels Bruxelles-National Airport to Chicago from $340

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Brussels Bruxelles-National Airport to Chicago departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Brussels Bruxelles-National Airport to Chicago

Cheap round-trip flights

TAP AIR PORTUGAL Logo
5:55 am - 4:40 pmBRU-ORD
17h 45m1 stop
TAP AIR PORTUGAL Logo
6:15 pm - 8:05 pmORD-BRU
18h 50m1 stop
$478TAP AIR PORTUGAL
Find Deal
lun., sep. 15 - sáb., sep. 27
TAP AIR PORTUGAL Logo
8:55 pm - 4:10 pmBRU-ORD
26h 15m1 stop
TAP AIR PORTUGAL Logo
6:00 pm - 8:05 pmORD-BRU
19h 05m1 stop
$481TAP AIR PORTUGAL
Find Deal
jue., ago. 21 - dom., ago. 31
Aer Lingus Logo
10:20 am - 7:00 pmBRU-ORD
15h 40m1 stop
Aer Lingus Logo
3:55 pm - 9:35 amORD-BRU
10h 40m1 stop
$491Aer Lingus
Find Deal
jue., oct. 2 - mié., dic. 3
Aer Lingus Logo
10:20 am - 7:00 pmBRU-ORD
15h 40m1 stop
Aer Lingus Logo
3:45 pm - 9:40 amORD-BRU
10h 55m1 stop
$495Aer Lingus
Find Deal
jue., sep. 18 - vie., oct. 3
American Airlines Logo
10:45 am - 5:00 pmBRU-ORD
13h 15m1 stop
American Airlines Logo
4:34 pm - 4:40 pmORD-BRU
17h 06m2 stops
$523American Airlines
Find Deal
vie., oct. 24 - dom., nov. 2
British Airways Logo
10:40 am - 5:00 pmBRU-ORD
13h 20m1 stop
British Airways Logo
5:00 pm - 2:10 pmORD-BRU
14h 10m1 stop
$524British Airways
Find Deal
lun., jul. 14 - jue., ago. 14
British Airways Logo
10:45 am - 3:55 pmBRU-ORD
12h 10m1 stop
British Airways Logo
9:45 pm - 6:35 pmORD-BRU
13h 50m1 stop
$525British Airways
Find Deal
vie., oct. 24 - jue., ene. 8
ITA Airways Logo
6:55 pm - 1:10 pmBRU-ORD
25h 15m1 stop
ITA Airways Logo
3:00 pm - 10:40 amORD-BRU
12h 40m1 stop
$527ITA Airways
Find Deal
mar., jul. 15 - sáb., jul. 26
American Airlines Logo
10:40 am - 5:00 pmBRU-ORD
13h 20m1 stop
American Airlines Logo
11:45 am - 10:05 amORD-BRU
15h 20m2 stops
$528American Airlines
Find Deal
lun., jul. 14 - lun., ago. 11
ITA Airways Logo
11:35 am - 1:10 pmBRU-ORD
32h 35m1 stop
ITA Airways Logo
3:00 pm - 6:00 pmORD-BRU
20h 00m1 stop
$530ITA Airways
Find Deal
mar., jul. 15 - lun., ago. 18

TAP AIR PORTUGAL flights from Brussels Bruxelles-National Airport to Chicago

Our best TAP AIR PORTUGAL deals on Brussels Bruxelles-National Airport to Chicago flight tickets
TAP AIR PORTUGAL
Sep 15
BRU5:55 amBrussels Bruxelles-National
17h 45m
1 stop
ORD4:40 pmChicago O'Hare Intl
Sep 27
ORD6:15 pmChicago O'Hare Intl
18h 50m
1 stop
BRU8:05 pmBrussels Bruxelles-National
TAP AIR PORTUGAL
Aug 21
BRU8:55 pmBrussels Bruxelles-National
26h 15m
1 stop
ORD4:10 pmChicago O'Hare Intl
Aug 31
ORD6:00 pmChicago O'Hare Intl
19h 05m
1 stop
BRU8:05 pmBrussels Bruxelles-National
TAP AIR PORTUGAL
Aug 21
BRU8:55 pmBrussels Bruxelles-National
26h 15m
1 stop
ORD4:10 pmChicago O'Hare Intl
Aug 31
ORD6:00 pmChicago O'Hare Intl
19h 05m
1 stop
BRU8:05 pmBrussels Bruxelles-National

ITA Airways flights from Brussels Bruxelles-National Airport to Chicago

Our best ITA Airways deals on Brussels Bruxelles-National Airport to Chicago flight tickets
ITA Airways
Jul 15
BRU6:55 pmBrussels Bruxelles-National
25h 15m
1 stop
ORD1:10 pmChicago O'Hare Intl
Jul 26
ORD3:00 pmChicago O'Hare Intl
12h 40m
1 stop
BRU10:40 amBrussels Bruxelles-National
ITA Airways
Jul 15
BRU11:35 amBrussels Bruxelles-National
32h 35m
1 stop
ORD1:10 pmChicago O'Hare Intl
Aug 18
ORD3:00 pmChicago O'Hare Intl
20h 00m
1 stop
BRU6:00 pmBrussels Bruxelles-National
ITA Airways
Jul 18
BRU11:35 amBrussels Bruxelles-National
32h 35m
1 stop
ORD1:10 pmChicago O'Hare Intl
Aug 18
ORD3:00 pmChicago O'Hare Intl
20h 00m
1 stop
BRU6:00 pmBrussels Bruxelles-National

See travel insights to Chicago from

How to get the cheapest flight ticket from Brussels Bruxelles-National Airport to Chicago

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?

The month of February is, on average, the cheapest month to fly to Chicago from Brussels Bruxelles-National Airport, with most prices found around $527. If you’re not able to fly to Chicago in February, then November is your next best option. Flight prices from Brussels Bruxelles-National Airport to Chicago during November average around $590.

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

The cheapest day to depart on your flight to Chicago is on a Friday when prices can be found for as low as $748. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Brussels Bruxelles-National Airport to Chicago for around $828.

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

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Brussels Bruxelles-National Airport to Chicago during this time can be as low as $583. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $800.

What is the cheapest Brussels Bruxelles-National to Chicago flight route?

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

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

You are more likely to see cheaper flights to Chicago from Brussels Bruxelles-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $684 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Brussels Bruxelles-National Airport for as low as $577 on momondo.

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

There are 3 cabin classes available to choose from on Brussels Bruxelles-National to Chicago 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 Brussels Bruxelles-National Airport to Chicago flights?

You could potentially save up to 11% on your flight if you consider stops on a Brussels Bruxelles-National Airport to Chicago flight.

How have Brussels Bruxelles-National Airport to Chicago flight prices changed over time?

As of June 2025, prices for Brussels Bruxelles-National Airport to Chicago flights are approximately 20% more expensive when compared to flights at the same time last year.

When to book flights from Brussels Bruxelles-National Airport to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Brussels Bruxelles-National Airport to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Brussels Bruxelles-National Airport to Chicago (BRU to CHI) flight deals and tips

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

Best Price Found

$340

Fastest flight time

8h 40m

Direct flights

Every day

Airports in Chicago

2 airports
The best one-way flight to Chicago from Brussels Bruxelles-National Airport in the past 72 hours is $340. The best round-trip flight deal from Brussels Bruxelles-National Airport to Chicago found on momondo in the last 72 hours is $478.
The fastest flight from Brussels Bruxelles-National Airport to Chicago takes 8h 40m
Direct flights go from Brussels Bruxelles-National Airport to Chicago every day.
There are 2 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

  • How far is Brussels Bruxelles-National to Chicago by plane?

    There are 4139.4 mi between Brussels Bruxelles-National and Chicago. Flights usually cover this in 12h 10m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Brussels Bruxelles-National Airport to Chicago?

    Prices for flights from Brussels Bruxelles-National Airport to Chicago are updated daily.

  • How many operators does momondo search for flights from Brussels Bruxelles-National Airport to Chicago?

  • How old do you have to be to fly from Brussels Bruxelles-National Airport to Chicago?

    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 Brussels Bruxelles-National Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Brussels Bruxelles-National Airport to Chicago?

  • What is the most popular airline from Brussels Bruxelles-National Airport to Chicago?


Best airlines flying from Brussels Bruxelles-National Airport to Chicago

Compare and see reviews for airlines that fly from Brussels Bruxelles-National Airport to Chicago with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $576Free CancellationRating
7.4
8,852 reviews
Search United Airlines flights
LufthansaPriceFrom $579Free CancellationRating
6.8
7,200 reviews
Search Lufthansa flights
Brussels AirlinesPriceFrom $592Free CancellationRating
7.3
352 reviews
Search Brussels Airlines flights
  • United Airlines Flights From Brussels Bruxelles-National Airport to Chicago

    United Airlines flight deals from Brussels Bruxelles-National Airport to Chicago start from $576 round-trip. Over the 7 United Airlines flights for this route in a normal week, average airfare is usually $705 round-trip - but some users have found much cheaper deals with momondo.

  • Brussels Airlines Flights From Brussels Bruxelles-National Airport to Chicago

    Another popular option for Brussels Bruxelles-National Airport to Chicago flights is Brussels Airlines (7.3/10, 352 ratings). Brussels Airlines flies from Brussels Bruxelles-National Airport to Chicago around 7 times per week, with deals starting from $592 round-trip and rising to an average price of around $771.


Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Portage
Saint Joseph
Lansing
Schererville
Valparaiso
Crown Point
Munster
Monticello
Chesterton
Porter
Griffith
Saint John

Why use momondo?

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

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

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

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

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

Once all potential Brussels to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Brussels to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


An easier way to manage your Chicago 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.
1 adult
sáb. 7/5
sáb. 7/12

Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago