$237 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 10/11. 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

Fri, Jan 22 - Fri, Jan 29
Aer Lingus Logo
1:20 pm - 9:35 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
13h 15m2 stops Toronto Pearson Intl Dublin
Aer Lingus Logo
10:15 am - 8:00 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
16h 45m2 stops Dublin Toronto Pearson Intl
$510Aer Lingus
Wed, Dec 9 - Sun, Dec 20
Icelandair Logo
6:30 pm - 11:55 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
10h 25m1 stop Reykjavik Keflavik Intl
Icelandair Logo
12:50 pm - 5:20 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
11h 30m1 stop Reykjavik Keflavik Intl
$549Icelandair
Mon, Nov 30 - Tue, Dec 8
Icelandair Logo
6:30 pm - 11:55 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
10h 25m1 stop Reykjavik Keflavik Intl
Icelandair Logo
12:50 pm - 5:20 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
11h 30m1 stop Reykjavik Keflavik Intl
$553Icelandair
Sun, Nov 1 - Wed, Nov 11
Aer Lingus Logo
3:55 pm - 9:35 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
10h 40m1 stop Dublin
Aer Lingus Logo
10:15 am - 6:25 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
15h 10m1 stop Dublin
$642Aer Lingus
Wed, Dec 2 - Wed, Dec 9
TAP AIR PORTUGAL Logo
7:00 pm - 5:05 pmORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
15h 05m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
6:00 am - 3:30 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
16h 30m1 stop Lisbon Humberto Delgado
$698TAP AIR PORTUGAL
Thu, Oct 15 - Tue, Oct 27
TAP AIR PORTUGAL Logo
6:00 pm - 8:05 pmORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
19h 05m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
5:55 pm - 4:30 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
28h 35m1 stop Lisbon Humberto Delgado
$698TAP AIR PORTUGAL
Wed, Dec 2 - Wed, Dec 9
Multiple Airlines Logo
9:39 am - 9:25 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
16h 46m2 stops Toronto Pearson Intl London Heathrow
Multiple Airlines Logo
8:30 pm - 1:45 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
24h 15m1 stop London Heathrow
$708Multiple Airlines
Wed, Dec 2 - Wed, Dec 9
Multiple Airlines Logo
9:39 am - 9:25 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
16h 46m2 stops Toronto Pearson Intl London Heathrow
Multiple Airlines Logo
8:30 pm - 1:45 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
24h 15m1 stop London Heathrow
$708Multiple Airlines
Tue, Oct 20 - Tue, Oct 27
Turkish Airlines Logo
8:10 pm - 10:10 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
31h 00m1 stop Istanbul
Turkish Airlines Logo
6:15 pm - 11:00 amBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
22h 45m1 stop Istanbul
$726Turkish Airlines
Sun, Sep 13 - Thu, Sep 24
Turkish Airlines Logo
8:10 pm - 9:25 pmORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
18h 15m1 stop Istanbul
Turkish Airlines Logo
7:20 pm - 9:40 amBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
21h 20m1 stop Istanbul
$731Turkish Airlines
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Good to know

Cheapest flight

$237
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