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Cheap flights from Chicago O'Hare Intl Airport to Brussels from $323

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 O'Hare Intl Airport to Brussels departing on 3/28. 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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0 bags

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Find the cheapest flights from Chicago O'Hare Intl Airport to Brussels

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:00 am - 3:55 pm
ORD
-
CRL
22h 55m3 stops
Multiple Airlines Logo
9:45 am - 6:25 pm
CRL
-
ORD
15h 40m2 stops
$598Multiple Airlines
Sun, Feb 1 - Tue, Feb 10
Multiple Airlines Logo
9:55 pm - 8:20 am
ORD
-
CRL
27h 25m2 stops
Multiple Airlines Logo
8:55 am - 8:00 pm
CRL
-
ORD
18h 05m1 stop
$601Multiple Airlines
Sun, Feb 8 - Sun, Feb 15
Multiple Airlines Logo
8:15 pm - 9:15 pm
ORD
-
CRL
18h 00m1 stop
Multiple Airlines Logo
7:00 am - 3:00 pm
CRL
-
ORD
15h 00m1 stop
$631Multiple Airlines
Fri, Jan 23 - Wed, Jan 28
Multiple Airlines Logo
6:30 pm - 8:55 pm
ORD
-
CRL
19h 25m2 stops
Multiple Airlines Logo
6:55 am - 9:16 am
CRL
-
ORD
33h 21m3 stops
$657Multiple Airlines
Wed, Feb 11 - Wed, Feb 18
Multiple Airlines Logo
10:00 am - 4:05 pm
ORD
-
CRL
23h 05m2 stops
Multiple Airlines Logo
7:00 am - 5:48 pm
CRL
-
ORD
17h 48m2 stops
$679Multiple Airlines
Wed, Feb 11 - Wed, Feb 18
Multiple Airlines Logo
6:50 pm - 10:25 pm
ORD
-
CRL
20h 35m2 stops
Multiple Airlines Logo
9:25 pm - 3:00 pm
CRL
-
ORD
24h 35m2 stops
$688Multiple Airlines
Thu, Jan 29 - Tue, Feb 3
Multiple Airlines Logo
4:50 pm - 3:45 pm
ORD
-
CRL
16h 55m1 stop
Multiple Airlines Logo
8:50 am - 5:50 pm
CRL
-
ORD
16h 00m2 stops
$697Multiple Airlines
Wed, Mar 25 - Mon, Apr 6
Multiple Airlines Logo
4:50 pm - 12:45 pm
ORD
-
CRL
13h 55m1 stop
Multiple Airlines Logo
8:50 am - 5:50 pm
CRL
-
ORD
16h 00m2 stops
$702Multiple Airlines
Sun, Mar 22 - Mon, Apr 6
Multiple Airlines Logo
6:30 pm - 4:00 pm
ORD
-
CRL
14h 30m2 stops
Multiple Airlines Logo
7:15 am - 2:55 pm
CRL
-
ORD
14h 40m1 stop
$735Multiple Airlines
Sun, Feb 8 - Sun, Feb 15
Multiple Airlines Logo
6:40 am - 8:25 am
ORD
-
CRL
42h 45m2 stops
Multiple Airlines Logo
7:15 am - 2:55 pm
CRL
-
ORD
14h 40m1 stop
$737Multiple Airlines
Fri, Feb 20 - Sun, Mar 8

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 December 9, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Charleroi Brussels Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Sun 2/1

10:00 am-3:55 pm

3 stops22h 55m

Charleroi Brussels

Tue 2/10

9:45 am-6:25 pm

2 stops15h 40m

$598

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Sun 2/8

9:55 pm-8:20 am

2 stops27h 25m

Charleroi Brussels

Sun 2/15

8:55 am-8:00 pm

1 stop18h 05m

$601

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Fri 1/23

8:15 pm-9:15 pm

1 stop18h 00m

Charleroi Brussels

Wed 1/28

7:00 am-3:00 pm

1 stop15h 00m

$631

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Wed 2/11

6:30 pm-8:55 pm

2 stops19h 25m

Charleroi Brussels

Wed 2/18

6:55 am-9:16 am

3 stops33h 21m

$657

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Wed 2/11

10:00 am-4:05 pm

2 stops23h 05m

Charleroi Brussels

Wed 2/18

7:00 am-5:48 pm

2 stops17h 48m

$679

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Thu 1/29

6:50 pm-10:25 pm

2 stops20h 35m

Charleroi Brussels

Tue 2/3

9:25 pm-3:00 pm

2 stops24h 35m

$688

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Wed 3/25

4:50 pm-3:45 pm

1 stop16h 55m

Charleroi Brussels

Mon 4/6

8:50 am-5:50 pm

2 stops16h 00m

$697

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Sun 3/22

4:50 pm-12:45 pm

1 stop13h 55m

Charleroi Brussels

Mon 4/6

8:50 am-5:50 pm

2 stops16h 00m

$702

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Sun 2/8

6:30 pm-4:00 pm

2 stops14h 30m

Charleroi Brussels

Sun 2/15

7:15 am-2:55 pm

1 stop14h 40m

$735

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Fri 2/20

6:40 am-8:25 am

2 stops42h 45m

Charleroi Brussels

Sun 3/8

7:15 am-2:55 pm

1 stop14h 40m

$737

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Brussels from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Charleroi Brussels 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 day to depart on your flight to Charleroi Brussels Airport?

According to our data, Friday is the cheapest day to fly to Charleroi Brussels Airport from Chicago O'Hare Intl Airport. The lowest ticket price found for a Friday departure recently was $1,048. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Charleroi Brussels Airport is Saturday, with ticket prices averaging around $1,468.

When to book flights from Chicago O'Hare Intl Airport to Charleroi Brussels Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Charleroi Brussels Airport (ORD to CRL) flight deals and tips

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

Fastest flight time

15h 20m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Charleroi Brussels Airport takes 15h 20m
There are no direct flights from Chicago O'Hare Intl Airport to Charleroi Brussels Airport. There are no popular flight routes from Chicago O'Hare Intl Airport to Charleroi Brussels Airport.
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  • How far is Chicago O'Hare Intl to Charleroi Brussels by plane?

    The straight-line distance from Chicago O'Hare Intl to Charleroi Brussels is 4159.4 mi. In terms of flight time, this usually takes a little over 13h 15m.

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Charleroi Brussels Airport.

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

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Brussels. momondo saves you time and could save you money on your trip.

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

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

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?

Price alerts on flights to Brussels from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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