$323 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 7/21. 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

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

Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flight Deals
Useful Info
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

sam., oct. 10 - mer., oct. 14
Scandinavian Airlines Logo
7:15 pm - 11:00 pm
ORD
-
BRU
20h 45m
1 stop
Scandinavian Airlines Logo
5:45 am - 4:10 pm
BRU
-
ORD
17h 25m
1 stop
$625Scandinavian Airlines
mer., oct. 28 - mer., nov. 11
Scandinavian Airlines Logo
8:15 pm - 6:35 pm
ORD
-
BRU
16h 20m
1 stop
Scandinavian Airlines Logo
7:00 pm - 4:45 pm
BRU
-
ORD
28h 45m
2 stops
$629Scandinavian Airlines
lun., août 17 - ven., sept. 4
Multiple Airlines Logo
3:45 pm - 8:25 am
ORD
-
CRL
33h 40m
1 stop
Multiple Airlines Logo
10:00 pm - 5:50 pm
CRL
-
ORD
26h 50m
2 stops
$790Multiple Airlines
lun., août 17 - jeu., août 27
Multiple Airlines Logo
3:45 pm - 8:25 am
ORD
-
CRL
33h 40m
1 stop
Multiple Airlines Logo
7:05 pm - 7:15 pm
CRL
-
ORD
31h 10m
2 stops
$804Multiple Airlines
mar., oct. 6 - mar., oct. 13
American Airlines Logo
2:47 pm - 3:15 pm
STL
-
BRU
17h 28m
2 stops
American Airlines Logo
7:05 am - 8:08 pm
BRU
-
STL
20h 03m
2 stops
$865American Airlines
mar., oct. 13 - mar., oct. 20
American Airlines Logo
4:51 pm - 3:15 pm
STL
-
BRU
15h 24m
2 stops
American Airlines Logo
10:55 am - 11:25 pm
BRU
-
STL
19h 30m
2 stops
$872American Airlines
mar., oct. 6 - mar., oct. 13
British Airways Logo
9:35 pm - 3:15 pm
STL
-
BRU
10h 40m
1 stop
British Airways Logo
7:55 pm - 7:30 pm
BRU
-
STL
30h 35m
1 stop
$882British Airways
dim., oct. 11 - mer., oct. 21
British Airways Logo
9:40 pm - 10:05 am
STL
-
BRU
29h 25m
1 stop
British Airways Logo
11:00 am - 7:30 pm
BRU
-
STL
15h 30m
1 stop
$883British Airways
mer., sept. 16 - mar., sept. 22
Delta Logo
10:48 am - 7:40 am
MDW
-
BRU
13h 52m
1 stop
Delta Logo
9:45 am - 4:11 pm
BRU
-
MDW
13h 26m
1 stop
$1,017Delta
mer., sept. 16 - mar., sept. 22
Delta Logo
1:00 pm - 7:40 am
MDW
-
BRU
11h 40m
1 stop
Delta Logo
9:45 am - 6:33 pm
BRU
-
MDW
15h 48m
2 stops
$1,021Delta
Useful Info

Good to know

Cheapest flight$323
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