How does KAYAK find such low prices on flights from Illinois to Brussels?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Brussels. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Brussels?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Brussels from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Brussels?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Brussels with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Brussels?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Brussels from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$236 CHEAP FLIGHTS from Illinois to Brussels

KAYAK searches hundreds of travel sites at once for deals on flights to Brussels

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Cheap Flights from Illinois to Brussels

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Brussels

Mon, Apr 13 - Tue, Apr 21

7:15 pm - 6:30 pm

ORD

BRU

16h 15m

1 stop

3:15 pm - 4:10 pm

BRU

ORD

31h 55m

1 stop

$475Scandinavian Airlines

Mon, Apr 13 - Tue, Apr 21

7:15 pm - 2:35 pm

ORD

BRU

12h 20m

1 stop

7:10 pm - 4:10 pm

BRU

ORD

28h 00m

1 stop

$476Scandinavian Airlines

Mon, Apr 13 - Tue, Apr 21

7:15 pm - 11:00 pm

ORD

BRU

20h 45m

1 stop

11:20 am - 4:10 pm

BRU

ORD

35h 50m

2 stops

$478Scandinavian Airlines

Sun, Apr 19 - Tue, Apr 28

9:50 pm - 10:55 pm

ORD

CRL

18h 05m

2 stops

9:40 am - 7:50 pm

CRL

ORD

17h 10m

2 stops

$604Multiple Airlines

Tue, May 12 - Tue, May 26

7:25 pm - 9:15 pm

ORD

CRL

18h 50m

2 stops

9:00 pm - 5:50 pm

CRL

ORD

27h 50m

2 stops

$612Multiple Airlines

Wed, Apr 8 - Wed, Apr 15

12:15 pm - 1:15 pm

STL

BRU

18h 00m

2 stops

10:15 am - 7:31 pm

BRU

STL

16h 16m

1 stop

$704United Airlines

Wed, Apr 8 - Wed, Apr 15

7:45 am - 7:10 am

STL

BRU

16h 25m

2 stops

9:25 am - 10:45 am

BRU

STL

32h 20m

2 stops

$705Air Canada

Wed, Apr 8 - Wed, Apr 15

1:10 pm - 9:00 am

STL

BRU

12h 50m

1 stop

10:15 am - 5:36 pm

BRU

STL

14h 21m

1 stop

$707United Airlines

Sat, Apr 11 - Wed, Apr 22

4:05 pm - 7:10 am

STL

BRU

32h 05m

2 stops

9:25 am - 3:24 pm

BRU

STL

36h 59m

2 stops

$716Air Canada

Wed, Apr 8 - Wed, Apr 15

3:30 pm - 12:45 pm

STL

BRU

14h 15m

1 stop

7:00 am - 1:25 pm

BRU

STL

13h 25m

1 stop

$730Lufthansa

Useful Info

Cheapest flight	$236

Flight from Chicago to Charleroi Brussels

How does KAYAK find such low prices on flights from Illinois to Brussels?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Brussels.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Brussels?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Brussels from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Brussels?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Brussels with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Brussels?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Brussels from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Brussels

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Illinois

First Class flights to Brussels

Business Class flights to Brussels

Premium Economy Class flights to Brussels

Economy Class flights to Brussels

$236 Find Cheap Flights from Illinois to Brussels

KAYAK searches hundreds of travel sites at once for deals on flights to Brussels

Cheap Flights from Illinois to Brussels

Recent round-trip flight deals from Illinois to Brussels

Recent one-way flight deals from Illinois to Brussels

Recent last minute flight deals from Illinois to Brussels

Recent direct flight deals from Illinois to Brussels

Good to know

FAQs for booking flights from Illinois to Brussels

How does KAYAK find such low prices on flights from Illinois to Brussels?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Brussels.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Brussels?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Brussels from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Brussels?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Brussels with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Brussels?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Brussels from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Brussels

Cabin class types available on flights to Illinois

Complete your trip to Brussels with a hotel stay or car rental

Find direct flights for Brussels

Flights to other popular destinations

Flights from domestic origins to Brussels

Choose which airport to fly into in Brussels

Find deals for your return flight