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>

$308 CHEAP FLIGHTS from Illinois to Brussels

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

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Flights Deals

Cheap Flight Deals from Illinois to Brussels

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Brussels that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Brussels

KAYAK's recommended round-trip deals from the most popular airlines that fly from Illinois to Brussels.

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

7:15 pm - 7:50 pmORD-BRU

17h 35m1 stop

7:10 pm - 4:10 pmBRU-ORD

28h 00m1 stop

$461Scandinavian Airlines

Find Deal

Mon, Sep 22 - Mon, Oct 6

7:15 pm - 8:35 pmORD-BRU

18h 20m2 stops

7:00 pm - 4:10 pmBRU-ORD

28h 10m2 stops

$467Scandinavian Airlines

Find Deal

Sun, Oct 12 - Sun, Oct 19

11:45 pm - 10:10 amORD-BRU

27h 25m1 stop

6:50 pm - 9:40 amBRU-ORD

21h 50m1 stop

$574Turkish Airlines

Find Deal

Wed, Sep 24 - Tue, Sep 30

11:45 pm - 3:15 pmORD-BRU

32h 30m1 stop

6:50 pm - 9:40 amBRU-ORD

21h 50m1 stop

$583Turkish Airlines

Find Deal

Wed, Oct 1 - Thu, Oct 9

4:30 pm - 11:25 amORD-BRU

11h 55m1 stop

9:10 pm - 1:55 pmBRU-ORD

23h 45m1 stop

$595

Find Deal

Tue, Aug 12 - Wed, Aug 13

10:50 am - 8:45 pmORD-CRL

26h 55m2 stops

7:35 am - 10:05 pmCRL-ORD

21h 30m2 stops

$610

Find Deal

Tue, Jun 17 - Tue, Jun 24

1:30 pm - 8:05 amSTL-BRU

11h 35m1 stop

10:00 am - 2:19 pmBRU-STL

35h 19m2 stops

$646Air Canada

Find Deal

Tue, Sep 9 - Fri, Sep 19

1:30 pm - 1:15 pmSTL-BRU

16h 45m2 stops

10:00 am - 2:19 pmBRU-STL

35h 19m2 stops

$650Air Canada

Find Deal

Tue, Sep 9 - Fri, Sep 19

7:00 am - 8:40 amORD-BRU

18h 40m1 stop

10:45 am - 9:21 pmBRU-ORD

17h 36m1 stop

$654Delta

Find Deal

Sat, Aug 2 - Wed, Aug 20

9:30 am - 8:40 amMDW-BRU

16h 10m2 stops

10:45 am - 9:44 pmBRU-MDW

17h 59m1 stop

$688Delta

Find Deal

Tue, Sep 2 - Wed, Sep 10

Useful Info

Cheapest flight	$308

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

Prem Econ Class flights to Brussels

Economy Class flights to Brussels

$308 Find Cheap Flights from Illinois to Brussels

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

Cheap Flight Deals 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