$242 Find Cheap Flights from Illinois to Brussels - Compare and Save

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 10/6. 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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Flight Deals

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

Thu, Nov 5 - Thu, Dec 3
Aer Lingus Logo
11:45 am - 9:35 am
ORD
-
BRU
14h 50m
2 stops
Aer Lingus Logo
10:15 am - 7:24 pm
BRU
-
ORD
16h 09m
2 stops
$531Aer Lingus
Sat, Jan 16 - Fri, Jan 29
Aer Lingus Logo
1:20 pm - 9:35 am
ORD
-
BRU
13h 15m
2 stops
Aer Lingus Logo
10:15 am - 8:00 pm
BRU
-
ORD
16h 45m
2 stops
$556Aer Lingus
Mon, Nov 9 - Sun, Nov 22
Icelandair Logo
6:30 pm - 11:55 am
ORD
-
BRU
10h 25m
1 stop
Icelandair Logo
12:50 pm - 5:20 pm
BRU
-
ORD
11h 30m
1 stop
$558Icelandair
Mon, Nov 9 - Sun, Nov 22
Icelandair Logo
6:30 pm - 11:55 am
ORD
-
BRU
10h 25m
1 stop
Icelandair Logo
12:50 pm - 5:20 pm
BRU
-
ORD
11h 30m
1 stop
$558Icelandair
Wed, Sep 9 - Wed, Sep 16
Multiple Airlines Logo
11:42 am - 9:40 am
ORD
-
BRU
14h 58m
2 stops
Multiple Airlines Logo
10:20 am - 8:20 pm
BRU
-
ORD
17h 00m
2 stops
$626Multiple Airlines
Wed, Sep 23 - Wed, Sep 30
Multiple Airlines Logo
6:00 pm - 4:20 pm
ORD
-
BRU
15h 20m
2 stops
Multiple Airlines Logo
8:55 am - 12:40 pm
BRU
-
ORD
34h 45m
2 stops
$633Multiple Airlines
Wed, Dec 2 - Wed, Dec 9
TAP AIR PORTUGAL Logo
7:00 pm - 5:05 pm
ORD
-
BRU
15h 05m
1 stop
TAP AIR PORTUGAL Logo
6:00 am - 3:30 pm
BRU
-
ORD
16h 30m
1 stop
$676TAP AIR PORTUGAL
Thu, Oct 15 - Sun, Oct 25
TAP AIR PORTUGAL Logo
6:00 pm - 3:05 pm
ORD
-
BRU
14h 05m
1 stop
TAP AIR PORTUGAL Logo
6:00 am - 4:30 pm
BRU
-
ORD
16h 30m
1 stop
$676TAP AIR PORTUGAL
Wed, Sep 9 - Wed, Sep 16
Turkish Airlines Logo
8:10 pm - 9:25 pm
ORD
-
BRU
18h 15m
1 stop
Turkish Airlines Logo
6:50 pm - 9:40 am
BRU
-
ORD
21h 50m
1 stop
$683Turkish Airlines
Wed, Sep 9 - Wed, Sep 16
Turkish Airlines Logo
8:10 pm - 9:25 pm
ORD
-
BRU
18h 15m
1 stop
Turkish Airlines Logo
6:50 pm - 9:40 am
BRU
-
ORD
21h 50m
1 stop
$700Turkish Airlines
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Good to know

Cheapest flight

$242
Flight from Chicago O'Hare Airport to Brussels Airport

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