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Cheap flights from Chicago to Brussels from $257

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 7/20. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Chicago to Brussels

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:15 pm - 7:40 pm
ORD
-
CRL
17h 25m
2 stops
Multiple Airlines Logo
8:15 pm - 4:10 pm
CRL
-
ORD
26h 55m
2 stops
$727Multiple Airlines
Tue, Oct 6 - Sat, Oct 17
Multiple Airlines Logo
7:15 pm - 8:00 pm
ORD
-
CRL
17h 45m
2 stops
Multiple Airlines Logo
4:05 pm - 4:10 pm
CRL
-
ORD
31h 05m
2 stops
$732Multiple Airlines
Wed, Sep 9 - Sun, Sep 20
Multiple Airlines Logo
7:15 pm - 7:55 pm
ORD
-
CRL
17h 40m
2 stops
Multiple Airlines Logo
8:30 pm - 4:10 pm
CRL
-
ORD
26h 40m
2 stops
$743Multiple Airlines
Thu, Sep 10 - Tue, Sep 15
Multiple Airlines Logo
4:55 pm - 11:55 am
ORD
-
CRL
12h 00m
1 stop
Multiple Airlines Logo
7:55 am - 5:50 pm
CRL
-
ORD
16h 55m
2 stops
$764Multiple Airlines
Mon, Oct 5 - Tue, Oct 13
Multiple Airlines Logo
7:15 pm - 10:45 pm
ORD
-
CRL
20h 30m
2 stops
Multiple Airlines Logo
1:35 pm - 4:10 pm
CRL
-
ORD
33h 35m
2 stops
$774Multiple Airlines
Thu, Sep 10 - Mon, Sep 14
Multiple Airlines Logo
3:40 pm - 9:15 pm
ORD
-
CRL
22h 35m
2 stops
Multiple Airlines Logo
9:50 am - 7:55 pm
CRL
-
ORD
17h 05m
2 stops
$799Multiple Airlines
Sun, Aug 9 - Fri, Aug 28
Multiple Airlines Logo
6:00 pm - 1:05 pm
ORD
-
CRL
12h 05m
1 stop
Multiple Airlines Logo
7:45 am - 4:30 pm
CRL
-
ORD
14h 45m
1 stop
$800Multiple Airlines
Sun, Oct 18 - Sun, Oct 25
Multiple Airlines Logo
9:50 am - 9:15 pm
ORD
-
CRL
28h 25m
3 stops
Multiple Airlines Logo
6:35 pm - 4:05 pm
CRL
-
ORD
28h 30m
2 stops
$805Multiple Airlines
Sun, Aug 9 - Fri, Aug 28
Multiple Airlines Logo
7:25 pm - 10:15 pm
ORD
-
CRL
19h 50m
2 stops
Multiple Airlines Logo
8:15 pm - 4:10 pm
CRL
-
ORD
26h 55m
2 stops
$806Multiple Airlines
Wed, Sep 30 - Wed, Oct 14
Multiple Airlines Logo
9:50 am - 9:15 pm
ORD
-
CRL
28h 25m
2 stops
Multiple Airlines Logo
4:00 pm - 6:15 pm
CRL
-
ORD
33h 15m
2 stops
$808Multiple Airlines
Sun, Aug 16 - Tue, Aug 25

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Customize your flight search to find flights from Chicago to Charleroi Brussels Airport 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, momondo users made 832,500 searches. Data last updated July 9, 2026.
Use the filters below to find and compare flights from Chicago to Charleroi Brussels Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Tue 10/6

7:15 pm-7:40 pm

2 stops17h 25m

Charleroi Brussels

Sat 10/17

8:15 pm-4:10 pm

2 stops26h 55m

$727

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Wed 9/9

7:15 pm-8:00 pm

2 stops17h 45m

Charleroi Brussels

Sun 9/20

4:05 pm-4:10 pm

2 stops31h 05m

$732

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Thu 9/10

7:15 pm-7:55 pm

2 stops17h 40m

Charleroi Brussels

Tue 9/15

8:30 pm-4:10 pm

2 stops26h 40m

$743

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Mon 10/5

4:55 pm-11:55 am

1 stop12h 00m

Charleroi Brussels

Tue 10/13

7:55 am-5:50 pm

2 stops16h 55m

$764

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Thu 9/10

7:15 pm-10:45 pm

2 stops20h 30m

Charleroi Brussels

Mon 9/14

1:35 pm-4:10 pm

2 stops33h 35m

$774

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Sun 8/9

3:40 pm-9:15 pm

2 stops22h 35m

Charleroi Brussels

Fri 8/28

9:50 am-7:55 pm

2 stops17h 05m

$799
Quickest round-trip

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Sun 10/18

6:00 pm-1:05 pm

1 stop12h 05m

Charleroi Brussels

Sun 10/25

7:45 am-4:30 pm

1 stop14h 45m

$800

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Sun 8/9

9:50 am-9:15 pm

3 stops28h 25m

Charleroi Brussels

Fri 8/28

6:35 pm-4:05 pm

2 stops28h 30m

$805

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Wed 9/30

7:25 pm-10:15 pm

2 stops19h 50m

Charleroi Brussels

Wed 10/14

8:15 pm-4:10 pm

2 stops26h 55m

$806

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Sun 8/16

9:50 am-9:15 pm

2 stops28h 25m

Charleroi Brussels

Tue 8/25

4:00 pm-6:15 pm

2 stops33h 15m

$808

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from Chicago to Charleroi Brussels Airport

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

Cheap Chicago to Charleroi Brussels Airport (CHI to CRL) flight deals and tips

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

Fastest flight time

11h 45m

Direct flights

None
The fastest flight from Chicago to Charleroi Brussels Airport takes 11h 45m
There are no direct flights from Chicago to Charleroi Brussels Airport. There are no popular flight routes from Chicago to Charleroi Brussels Airport.
Search flight deals

Frequently asked questions about flying from Chicago to Charleroi Brussels Airport

  • How far is Chicago to Charleroi Brussels by plane?

    Chicago and Charleroi Brussels are 4153.9 mi apart from one another. A reasonable flight in good conditions will take 11h 45m.

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

    Prices for flights from Chicago to Charleroi Brussels Airport are updated daily.

  • How old do you have to be to fly from Chicago to Charleroi Brussels 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 Chicago to Charleroi Brussels Airport.

  • What documentation or ID do you need to fly to Charleroi Brussels Airport?

    The necessary travel and health documents for your Charleroi Brussels Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Chicago to Charleroi Brussels Airport

  • How do I get Price Alerts for flights from Chicago to Charleroi Brussels Airport?

    Confirm your travel details to search for the latest offers for flights from Chicago to Charleroi Brussels Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Chicago to Charleroi Brussels Airport with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

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 Chicago to Brussels for you.

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

Yes. All flights to Brussels from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Chicago and Brussels 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 Chicago to Brussels right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chicago to Brussels 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.

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