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Cheap flights from Chicago O'Hare Intl Airport to Brussels from $255

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 10/12. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to Brussels

Cheap round-trip flights

Logo
3:35 pm - 9:00 pmORD-CRL
22h 25m2 stops
Logo
6:20 am - 8:00 pmCRL-ORD
20h 40m2 stops
$536
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Mon, Nov 3 - Tue, Nov 11
Logo
3:35 pm - 9:00 pmORD-CRL
22h 25m2 stops
Logo
6:20 am - 8:00 pmCRL-ORD
20h 40m2 stops
$537
Find Deal
Mon, Nov 3 - Tue, Nov 11
Logo
8:40 am - 12:35 pmORD-CRL
20h 55m2 stops
Logo
6:50 pm - 3:55 pmCRL-ORD
28h 05m2 stops
$550
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Sun, Oct 5 - Tue, Oct 14
Logo
7:25 pm - 8:10 pmORD-CRL
17h 45m2 stops
Logo
12:15 pm - 9:15 pmCRL-ORD
16h 00m2 stops
$570
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Fri, Oct 10 - Fri, Oct 17
Logo
8:40 am - 2:05 pmORD-CRL
22h 25m3 stops
Logo
6:05 pm - 7:30 pmCRL-ORD
31h 25m3 stops
$623
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Mon, Oct 20 - Mon, Oct 27
Logo
8:40 am - 11:40 amORD-CRL
20h 00m2 stops
Logo
5:15 pm - 5:20 pmCRL-ORD
30h 05m2 stops
$650
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Mon, Oct 20 - Mon, Oct 27
Logo
8:40 am - 10:05 pmORD-CRL
30h 25m2 stops
Logo
6:20 am - 5:20 pmCRL-ORD
17h 00m2 stops
$653
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Tue, Oct 21 - Tue, Oct 28
Logo
7:30 pm - 10:35 pmORD-CRL
21h 05m2 stops
Logo
7:35 am - 5:20 pmCRL-ORD
16h 45m2 stops
$656
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Tue, Oct 28 - Thu, Nov 6
Logo
10:27 am - 7:00 pmORD-CRL
25h 33m3 stops
Logo
11:20 am - 3:00 pmCRL-ORD
34h 40m2 stops
$666
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Mon, Nov 3 - Tue, Nov 11
Logo
5:10 pm - 6:00 pmORD-CRL
17h 50m2 stops
Logo
7:10 am - 7:40 pmCRL-ORD
19h 30m2 stops
$673
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Mon, Oct 6 - Mon, Oct 13

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 September 14, 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

Mon 11/3

3:35 pm-9:00 pm

2 stops22h 25m

Charleroi Brussels

Tue 11/11

6:20 am-8:00 pm

2 stops20h 40m

$536

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Mon 11/3

3:35 pm-9:00 pm

2 stops22h 25m

Charleroi Brussels

Tue 11/11

6:20 am-8:00 pm

2 stops20h 40m

$537

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Sun 10/5

8:40 am-12:35 pm

2 stops20h 55m

Charleroi Brussels

Tue 10/14

6:50 pm-3:55 pm

2 stops28h 05m

$550

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Fri 10/10

7:25 pm-8:10 pm

2 stops17h 45m

Charleroi Brussels

Fri 10/17

12:15 pm-9:15 pm

2 stops16h 00m

$570

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Mon 10/20

8:40 am-2:05 pm

3 stops22h 25m

Charleroi Brussels

Mon 10/27

6:05 pm-7:30 pm

3 stops31h 25m

$623

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Mon 10/20

8:40 am-11:40 am

2 stops20h 00m

Charleroi Brussels

Mon 10/27

5:15 pm-5:20 pm

2 stops30h 05m

$650

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Tue 10/21

8:40 am-10:05 pm

2 stops30h 25m

Charleroi Brussels

Tue 10/28

6:20 am-5:20 pm

2 stops17h 00m

$653

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Tue 10/28

7:30 pm-10:35 pm

2 stops21h 05m

Charleroi Brussels

Thu 11/6

7:35 am-5:20 pm

2 stops16h 45m

$656

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Mon 11/3

10:27 am-7:00 pm

3 stops25h 33m

Charleroi Brussels

Tue 11/11

11:20 am-3:00 pm

2 stops34h 40m

$666

ChicagoBrussels

ORD - CRL

ORDCRL

Chicago O'Hare Intl

Mon 10/6

5:10 pm-6:00 pm

2 stops17h 50m

Charleroi Brussels

Mon 10/13

7:10 am-7:40 pm

2 stops19h 30m

$673

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

Direct flights

None
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 12h 25m.

  • 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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