Flights from Brussels International Airport (BRU) to Illinois

Flight deals from Brussels International Airport to Illinois

Looking for cheap flights from Brussels International Airport to Illinois, or a last-minute trip? Find the cheapest prices on one-way and round-trip flights right here.

Chicago.C$667 per passenger.Departing Fri, Nov 14, returning Sat, Nov 22.Round-trip flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departing from Brussels International on Fri, Nov 14, arriving in Chicago O'Hare International.Inbound indirect flight with Aer Lingus, departing from Chicago O'Hare International on Sat, Nov 22, arriving in Brussels International.Price includes taxes and charges.From C$667, select.

Moline.C$1,095 per passenger.Departing Mon, Jun 2, returning Sat, Jun 7.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Brussels International on Mon, Jun 2, arriving in Moline.Inbound indirect flight with Delta, departing from Moline on Sat, Jun 7, arriving in Brussels International.Price includes taxes and charges.From C$1,095, select.

Peoria.C$1,419 per passenger.Departing Mon, Jun 2, returning Fri, Jun 6.Round-trip flight with Brussels Airlines and Allegiant Air.Outbound indirect flight with Brussels Airlines, departing from Brussels International on Mon, Jun 2, arriving in Greater Peoria.Inbound indirect flight with Allegiant Air, departing from Greater Peoria on Fri, Jun 6, arriving in Brussels International.Price includes taxes and charges.From C$1,419, select.

Flying from Brussels International Airport to Illinois

Arm yourself with these facts on the fly.

Cheapest flight found	C$667, Chicago
Cheapest month to fly	November
Average flight time	8 hrs, 51 mins
Average flights per week	65
Most popular airline	Air Canada

How to find cheap flights from Brussels International Airport to Illinois

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from Brussels International Airport to Illinois. Other savvy travelers recently found round-trip flights from C$667 and one-way tickets from C$432. Ready to join them? Here are a few tips to help you do it the smart way.

Fly in June

The cheapest time to fly from Brussels International Airport to Illinois is currently June.

Fly on a Monday

From our data, we can see that Monday seems to be the cheapest time to fly from Brussels International Airport to Illinois.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Brussels International Airport to anywhere you choose in Illinois.

Watch as flight prices go up and down

With Price Alerts, we'll let you know when flight prices from Brussels International Airport to your chosen airport in Illinois go up or down so you can book when the time is just right.

Relax – these are fee-free plane tickets

With us, there are no added fees – the Brussels International Airport to Illinois flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

Are there any direct flights from Brussels International Airport to Illinois?

Yes – direct flights currently operate from Brussels International Airport to Chicago O'Hare International Airport in Illinois.

What is the average price of a flight from Brussels International Airport to Illinois?

We looked at all of the upcoming round-trip flights from Brussels International Airport to Illinois we could find over the next 12 months. It looks like C$667 is the best price. This is good, compared to the average Illinois ticket price of C$876.

What is the cheapest month to fly from Brussels International Airport to Illinois?

The cheapest month to fly from Brussels International Airport to Chicago O'Hare International Airport is currently November.
The cheapest month to fly from Brussels International Airport to Moline Airport is currently June.
And the cheapest month to fly from Brussels International Airport to Greater Peoria Airport is usually June.

On which upcoming date is it cheapest to fly from Brussels International Airport to Illinois?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Brussels International Airport to Illinois on Friday, November 14, 2025.

If I'm flying from Brussels International Airport, where in Illinois is cheapest to fly to?

If you're flying from Brussels International, the cheapest city in Illinois to fly into is Chicago. The cheapest airport serving Chicago at the moment is Chicago O'Hare International.

How long is the flight from Brussels International Airport to Illinois?

The average flight time between Brussels International Airport and Illinois is 8 hours and 51 minutes.