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507 € Cheap Flights from Chicago O'Hare International to Brussels International

Compare Chicago O'Hare International to Brussels International flight deals

Find the cheapest month or even day of the year to fly to Brussels International

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Flight deals from Chicago O'Hare International to Brussels International

Looking for a cheap last-minute deal or the best return flight from Chicago O'Hare International Airport to Brussels International Airport? If you want to travel next month, return fares start from 587 €. Find the lowest prices on one-way and return tickets right here.
Brussels.507 € per passenger.Departing Mon, 30 Nov, returning Sun, 6 Dec.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Chicago O'Hare International on Mon, 30 Nov, arriving in Brussels International.Inbound indirect flight with Icelandair, departs from Brussels International on Sun, 6 Dec, arriving in Chicago O'Hare International.Price includes taxes and charges.From 507 €, select.
Brussels.516 € per passenger.Departing Wed, 18 Nov, returning Sun, 22 Nov.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Chicago O'Hare International on Wed, 18 Nov, arriving in Brussels International.Inbound indirect flight with Icelandair, departs from Brussels International on Sun, 22 Nov, arriving in Chicago O'Hare International.Price includes taxes and charges.From 516 €, select.
Brussels.517 € per passenger.Departing Wed, 2 Dec, returning Sun, 6 Dec.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Chicago O'Hare International on Wed, 2 Dec, arriving in Brussels International.Inbound indirect flight with Icelandair, departs from Brussels International on Sun, 6 Dec, arriving in Chicago O'Hare International.Price includes taxes and charges.From 517 €, select.
Brussels.542 € per passenger.Departing Sun, 18 Oct, returning Sun, 1 Nov.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Chicago O'Hare International on Sun, 18 Oct, arriving in Brussels International.Inbound indirect flight with Icelandair, departs from Brussels International on Sun, 1 Nov, arriving in Chicago O'Hare International.Price includes taxes and charges.From 542 €, select.
Brussels.572 € per passenger.Departing Thu, 8 Oct, returning Sat, 17 Oct.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Chicago O'Hare International on Thu, 8 Oct, arriving in Brussels International.Inbound indirect flight with Icelandair, departs from Brussels International on Sat, 17 Oct, arriving in Chicago O'Hare International.Price includes taxes and charges.From 572 €, select.
Brussels.579 € per passenger.Departing Thu, 24 Sep, returning Sun, 4 Oct.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Chicago O'Hare International on Thu, 24 Sep, arriving in Brussels International.Inbound indirect flight with Icelandair, departs from Brussels International on Sun, 4 Oct, arriving in Chicago O'Hare International.Price includes taxes and charges.From 579 €, select.
Brussels.587 € per passenger.Departing Wed, 23 Sep, returning Wed, 30 Sep.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Chicago O'Hare International on Wed, 23 Sep, arriving in Brussels International.Inbound indirect flight with Icelandair, departs from Brussels International on Wed, 30 Sep, arriving in Chicago O'Hare International.Price includes taxes and charges.From 587 €, select.
Brussels.619 € per passenger.Departing Fri, 15 Jan, returning Sat, 30 Jan.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Chicago O'Hare International on Fri, 15 Jan, arriving in Brussels International.Inbound indirect flight with TAP Air Portugal, departs from Brussels International on Sat, 30 Jan, arriving in Chicago O'Hare International.Price includes taxes and charges.From 619 €, select.
Brussels.638 € per passenger.Departing Tue, 13 Apr, returning Tue, 27 Apr.Return flight with Turkish Airlines.Outbound indirect flight with Turkish Airlines, departs from Chicago O'Hare International on Tue, 13 Apr, arriving in Brussels International.Inbound indirect flight with Turkish Airlines, departs from Brussels International on Tue, 27 Apr, arriving in Chicago O'Hare International.Price includes taxes and charges.From 638 €, select.
Brussels.638 € per passenger.Departing Tue, 16 Mar, returning Tue, 30 Mar.Return flight with Turkish Airlines.Outbound indirect flight with Turkish Airlines, departs from Chicago O'Hare International on Tue, 16 Mar, arriving in Brussels International.Inbound indirect flight with Turkish Airlines, departs from Brussels International on Tue, 30 Mar, arriving in Chicago O'Hare International.Price includes taxes and charges.From 638 €, select.
Brussels.638 € per passenger.Departing Tue, 9 Feb, returning Tue, 23 Feb.Return flight with Turkish Airlines.Outbound indirect flight with Turkish Airlines, departs from Chicago O'Hare International on Tue, 9 Feb, arriving in Brussels International.Inbound indirect flight with Turkish Airlines, departs from Brussels International on Tue, 23 Feb, arriving in Chicago O'Hare International.Price includes taxes and charges.From 638 €, select.
Brussels.645 € per passenger.Departing Thu, 27 Aug, returning Wed, 2 Sep.Return flight with Frontier Airlines and Ryanair.Outbound indirect flight with Frontier Airlines, departs from Chicago O'Hare International on Thu, 27 Aug, arriving in Brussels International.Inbound indirect flight with Ryanair, departs from Brussels International on Wed, 2 Sep, arriving in Chicago O'Hare International.Price includes taxes and charges.From 645 €, select.
Brussels.647 € per passenger.Departing Tue, 26 Jan, returning Tue, 9 Feb.Return flight with Turkish Airlines.Outbound indirect flight with Turkish Airlines, departs from Chicago O'Hare International on Tue, 26 Jan, arriving in Brussels International.Inbound indirect flight with Turkish Airlines, departs from Brussels International on Tue, 9 Feb, arriving in Chicago O'Hare International.Price includes taxes and charges.From 647 €, select.
Brussels.647 € per passenger.Departing Tue, 27 Apr, returning Tue, 11 May.Return flight with Turkish Airlines.Outbound indirect flight with Turkish Airlines, departs from Chicago O'Hare International on Tue, 27 Apr, arriving in Brussels International.Inbound indirect flight with Turkish Airlines, departs from Brussels International on Tue, 11 May, arriving in Chicago O'Hare International.Price includes taxes and charges.From 647 €, select.
Brussels.647 € per passenger.Departing Tue, 30 Mar, returning Tue, 13 Apr.Return flight with Turkish Airlines.Outbound indirect flight with Turkish Airlines, departs from Chicago O'Hare International on Tue, 30 Mar, arriving in Brussels International.Inbound indirect flight with Turkish Airlines, departs from Brussels International on Tue, 13 Apr, arriving in Chicago O'Hare International.Price includes taxes and charges.From 647 €, select.
Brussels.651 € per passenger.Departing Mon, 17 Aug, returning Tue, 25 Aug.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Chicago O'Hare International on Mon, 17 Aug, arriving in Brussels International.Inbound indirect flight with Icelandair, departs from Brussels International on Tue, 25 Aug, arriving in Chicago O'Hare International.Price includes taxes and charges.From 651 €, select.

Find the cheapest month to fly from Chicago O'Hare International to Brussels International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago O'Hare International to Brussels International flights are currently cheapest in November.
Aug
from 651 €
Sep
from 587 €
Oct
from 572 €
Nov
from 516 €
Dec
from 517 €
Jan
from 619 €
Feb
from 638 €
Mar
from 638 €
Apr
from 638 €
May
from 678 €
Jun
from 998 €
Jul
from 961 €

Direct flights from Chicago O'Hare International to Brussels International

Chicago O'Hare International to Brussels International: Alternative routes

Compare routes from Chicago O'Hare International to Brussels below. You may find an airport to fly into that's cheaper, faster, or easier than Brussels International.

Brussels International

11km from central Brussels
ClosestCheapest
from 507 €
Search flights

Antwerp Deurne

39km from central Brussels
from 995 €
Search flights

Brussels S. Charleroi

44km from central Brussels
from 590 €
Search flights

Liege

81km from central Brussels
Search flights

Chicago to Brussels: Flight information

The things to know before you go.
Cheapest flight found507 €
Cheapest month to flyNovember
Average flight time8 hrs, 2 mins
Most popular airlineLufthansa
Average flights per week37

Finding cheap flights from Chicago O'Hare International to Brussels International: Frequently asked questions

The best price we found for a return flight from Chicago O'Hare International to Brussels International is 507 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
8 hours and 2 minutes is the average flight time from Chicago O'Hare International to Brussels International.
Lufthansa, Air Canada and Brussels Airlines fly direct from Chicago O'Hare International to Brussels International.
As of August 2026, there are 37 flights per week flying from Chicago O'Hare International to Brussels International.
The cheapest month to fly from Chicago O'Hare International to Brussels International is usually November.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Chicago O'Hare International Airport to Brussels International Airport on Monday, 30 November 2026.
Yes – the average flight time is 8 hours and 2 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Brussels International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Brussels is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Icelandair and United offer the cheapest flight tickets to Brussels International.

Travelling from Chicago O'Hare International Airport (ORD) to Brussels International Airport (BRU): what you need to know

  • The average length of a direct flight from Chicago O'Hare International Airport to Brussels International Airport is 8 hours 5 minutes.

  • Brussels is seven hours ahead of Chicago and observes the UTC+1 timezone.

  • Each week, there are seven Chicago O'Hare International Airport to Brussels International Airport flights. If you prefer to take off early, take the 17:50 United Airlines flight. If you'd rather make the most of your day before you fly, the last departure is at 17:55 with United Airlines.

  • To ensure you get on your ORD to BRU flight, allow plenty of time to check in and find your gate. Arriving two hours before international departures and one hour before domestic flights is the general rule.

  • During popular months like July, you'll want to get to the airport earlier. Arrive two hours before a domestic departure and four hours ahead of an international flight when you fly during a peak period in general.

  • United offers direct flights from Chicago O'Hare International Airport to Brussels International Airport. Book with this popular carrier, then get ready to see the sights in Brussels — and maybe even more of Belgium if your schedule allows.

  • United has the highest passenger demand on this route.

  • Among carriers operating ORD to BRU flights, United has the best record for on-time arrivals.

  • We make it a breeze to book a flight with a stopover. To see all your options for tickets from Chicago O'Hare International Airport to Brussels International Airport, uncheck 'Direct flights only.' Then, pick a flight offering a stop long enough to visit your chosen city. Top stopovers between ORD and BRU include:

    • London Heathrow Airport

    • Paris Charles de Gaulle Airport

    • Dublin Airport

How to find the cheapest flights from Chicago O'Hare International Airport (ORD) to Brussels International Airport (BRU)

  • 230 € is currently the best price for a one-way Chicago O'Hare International Airport to Brussels International Airport flight. A return flight starts at 507 €. These prices may change based on demand and availability.

  • Book one month before you want to fly. After looking at the numbers on our calendar, this is how far you'll want to book ahead to secure cheap tickets from ORD to BRU.

  • Organise your trip for June. That's the cheapest month for flights from Chicago O'Hare International Airport to Brussels International Airport. If you're flexible with your dates, use the 'Whole month' tool to see the cheapest airfare across each month.

  • Landing cheap flights from ORD to BRU is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll let you know when a new deal comes up.

  • Discover the perfect flight for you by using the filters. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Chicago O'Hare International Airport to Brussels International Airport, use the 'Sort by' tool. You can also filter results by airline, arrival and departure times, and journey duration.

Handy information about Chicago O'Hare International Airport (ORD)

  • You'll find ORD at 10000 West O'Hare.

  • Of the departures from Chicago O'Hare International Airport, 70% land on time at their destination.

  • To get to Chicago O'Hare International Airport from central Chicago, it takes around 30 minutes if you're planning to drive. This depends on traffic, however. It's approximately 27 kilometres from the airport to the city centre.

  • The trip when using public transport typically takes 45 minutes.

  • Booked an early flight from Chicago O'Hare International Airport to Brussels International Airport? Avoid the last-minute rush to the airport (and sneak in some extra precious sleep) by picking one of these stays close to ORD:

Arriving at Brussels International Airport (BRU)

Getting from Brussels International Airport (BRU) to central Brussels

  • Brussels International Airport to the centre of Brussels has a drive time of about 25 minutes. It's approximately 13 kilometres away.

  • It typically takes 20 minutes if you're travelling on public transport.

When to fly to Brussels International Airport (BRU)

  • It's time to pick your dates for your flight from Chicago O'Hare International Airport to Brussels International Airport. September is the busiest month to head to Brussels. If you like a more relaxed vibe, go in March.

  • When reserving your flight from Chicago O'Hare International Airport to Brussels International Airport, think about the type of weather you enjoy. August is the warmest month in Brussels, with temperatures ranging from 12ºC (54ºF) to 27ºC (81ºF).

  • January sees average temperatures of between -2ºC (28ºF) and 8ºC (46ºF). Search for cheap tickets from ORD to BRU sometime around then if you like travelling in cooler conditions.

Explore more of Belgium

  • Brussels is always a good idea, but there are so many other parts of Belgium just waiting to be explored. Around 48 kilometres south of Brussels, a visit to Charleroi will fill your itinerary to the brim. Don't miss top attractions like Musée de la Photographie, BPS22, Musee d'art de la Province de Hainaut and Le Bois du Cazier.

  • If you want to check out another major destination in Belgium, head for Liege, about 88 kilometres east of Brussels. Cathedral de Liege (Liege Cathedral), Parc De La Citadelle and Parc de la Chartreuse are key reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.