$304 Find Cheap Flights from Illinois to Brussels

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Brussels departing on 4/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

Recent round-trip flight deals from Illinois to Brussels

Tue, Apr 21 - Tue, May 5
Turkish Airlines Logo
8:10 pm - 10:10 am
ORD
-
BRU
31h 00m
1 stop
Turkish Airlines Logo
2:25 pm - 9:40 am
BRU
-
ORD
26h 15m
1 stop
$552Turkish Airlines
Sun, Apr 12 - Fri, Apr 17
Icelandair Logo
7:25 pm - 12:55 pm
ORD
-
BRU
10h 30m
1 stop
Icelandair Logo
1:50 pm - 9:25 pm
BRU
-
ORD
14h 35m
1 stop
$578Icelandair
Tue, Sep 1 - Tue, Sep 15
Turkish Airlines Logo
11:25 am - 9:55 am
ORD
-
BRU
15h 30m
1 stop
Turkish Airlines Logo
6:55 pm - 9:40 am
BRU
-
ORD
21h 45m
1 stop
$579Turkish Airlines
Sun, Apr 26 - Tue, May 5
TAP AIR PORTUGAL Logo
6:00 pm - 3:05 pm
ORD
-
BRU
14h 05m
1 stop
TAP AIR PORTUGAL Logo
8:55 pm - 4:00 pm
BRU
-
ORD
26h 05m
1 stop
$619TAP AIR PORTUGAL
Sun, Apr 26 - Tue, May 5
Multiple Airlines Logo
11:25 am - 7:00 pm
ORD
-
CRL
24h 35m
2 stops
Multiple Airlines Logo
2:45 pm - 9:40 am
CRL
-
ORD
25h 55m
2 stops
$642Multiple Airlines
Sun, Apr 26 - Tue, May 5
Multiple Airlines Logo
11:25 am - 3:25 pm
ORD
-
CRL
21h 00m
2 stops
Multiple Airlines Logo
2:45 pm - 6:15 pm
CRL
-
ORD
34h 30m
2 stops
$644Multiple Airlines
Tue, Apr 28 - Tue, May 5
United Airlines Logo
5:00 am - 8:00 pm
PAH
-
BRU
32h 00m
2 stops
United Airlines Logo
9:55 am - 1:35 pm
BRU
-
PAH
34h 40m
2 stops
$816United Airlines
Sun, Apr 26 - Sun, May 3
United Airlines Logo
1:10 pm - 1:15 pm
STL
-
BRU
17h 05m
2 stops
United Airlines Logo
9:55 am - 8:25 pm
BRU
-
STL
17h 30m
1 stop
$844United Airlines
Sun, Apr 26 - Tue, May 5
KLM Logo
10:41 am - 7:40 am
MDW
-
BRU
13h 59m
1 stop
KLM Logo
9:45 am - 4:26 pm
BRU
-
MDW
13h 41m
1 stop
$1,224KLM
Sun, Apr 26 - Tue, May 5
KLM Logo
10:41 am - 7:40 am
MDW
-
BRU
13h 59m
1 stop
KLM Logo
9:45 am - 4:26 pm
BRU
-
MDW
13h 41m
1 stop
$1,225KLM
Useful Info

Good to know

Cheapest flight$304
Flight from Chicago to Charleroi Brussels

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

Cabin classes available on flights to Brussels. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Brussels
Business Class flights to Brussels
Premium Economy Class flights to Brussels
Economy Class flights to Brussels