Cheap flights from Chicago to Brussels

Flight deals from Chicago to Brussels

Below you can see the best deals on flights Chicago — Brussels for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 9 October, from $276.

Top 10 cheap flights from Chicago to Brussels

About the Chicago — Brussels flight

Looking for cheap flights from Chicago to Brussels? Compare fares from different airlines, check the flight schedule and travel time — and book your Chicago — Brussels ticket online at the best price.

The route has direct flights — around 14 flights per week, flights are operated by United Airlines, a nonstop flight takes about 8 h, the distance between the cities is around 6,680 km.

Planning your trip? You may find our Brussels travel guide, how to get from the airport into town and Brussels weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

from $227Min. price

JanuaryCheapest

JulyPeak season

YesDirect flights

6,680 kmDistance

8 hTravel time

1Airlines

14 / wkFlights

Flight schedule from Chicago to Brussels

The table shows direct flights from Chicago to Brussels on the selected date. The flight takes approximately 8 h. Regular flights are operated by United Airlines. Departures from O'Hare International Airport, Chicago Midway International Airport and Midway International Airport airports, arrivals at Brussels Airport and Charleroi Brussels South Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today

Any time

Last update: 25 Aug 2026

Airline

Flight

Departure

Arrival

Duration

Days

Status

Below is a calendar of the lowest flight ticket prices for Chicago — Brussels by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $227 in January, and the most expensive are around $521 in July. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

Prices by month

Average one-way fares from Chicago to Brussels by month. Tickets are usually cheapest in February (around $422) and priciest in July (about $615) — use the table and chart below to pick the best time to fly.

Month	Average price	Level	Month	Average price	Level	Month	Average price	Level
Jan	$433	low	May	$479	medium	Sep	$513	medium
Feb	$422	low	Jun	$593	high	Oct	$490	medium
Mar	$456	medium	Jul	$615	high	Nov	$444	low
Apr	$490	medium	Aug	$570	high	Dec	$524	high

Some values are estimated based on seasonality.

When to fly

Weather in Brussels: it is warmest in August (up to 23 °C on average) and coolest in January (around 7 °C). The driest month is June.

Tickets are usually cheapest in January and most expensive in July. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Brussels

Dry and wet days · Brussels

Wind speed and direction · Brussels

We'll let you know if you need a visa

Enter your destination or

Your nationality

Destination

How to get the best deal on a Chicago — Brussels ticket

Book ahead: fares for Chicago — Brussels are usually lower 3–8 weeks before departure than at the last minute.
Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
Chicago is served by more than one airport — compare fares and travel time to each before you book.
The cheapest month to fly to Brussels is usually January — plan your trip around it if your dates are flexible.
Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Flights on the Chicago — Brussels route are operated by 1 airline; United Airlines runs the most flights (around 100% of all flights). Compare carriers, flight shares and schedules below.

United AirlinesUA
5x/week
WebsiteFleet: 956165M pax/year
- Direct flight ORD → BRU5x/week
100.0%Open →

Cities and airports on the Chicago — Brussels route

Flights Chicago — Brussels depart from O'Hare International Airport, Chicago Midway International Airport, Midway International Airport and Chicago Rockford International Airport and arrive at Brussels Airport and Charleroi Brussels South Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Chicago

CHI

United States

About the city How to get there Weather All about the country United States

Arrival

Brussels

BRU

Belgium

About the city How to get there Weather All about the country Belgium

Departure airports

O'Hare International AirportORD
About the airport
Chicago Midway International AirportMDW
About the airport
Midway International AirportNOH
About the airport
Chicago Rockford International AirportRFD
About the airport

Arrival airports

Brussels AirportBRU
About the airport
Charleroi Brussels South AirportCRL
About the airport

Where to go

What to see in Brussels

Brussels is a city that knows how to surprise. Here, the strictness of European quarters coexists with ironic graffiti on the walls, and the smell of fresh waffles follows you at every step. The capit…

Tips for Travelers

Best European Neighborhoods for a Few Days of Partying

May holidays are coming, hurray! Time for big and small trips. Big ones are clear, but for the small ones, we have the inside scoop. Many go to Europe, and it’s understandable — it’s very nice there i…

Useful information

How to visit museums and attractions in Europe for free

Saved money — consider it earned. Especially if you decide to travel to Europe in 2025. Today we will tell you how to save on museum entrance tickets during your European trip. Louvre, Paris Taking a…

News

Increased Tourist Taxes in Europe

Not very pleasant news for those who love to relax in Spain—starting January 2018, the tourist tax during high season will double. High season is traditionally considered to be the period from May to…

Where to go

Where a techno fan should go: best clubs in Europe

Planning a trip to the world’s main techno hotspots requires not only a love for music but also an understanding of local cultural codes. Today, the electronic scene is a powerful unifying tool, trans…

Travel Ideas

Spring in Europe: Where to go on a budget

The weather outside has cleared up. We’re starting to stir after a long hibernation and choose where to go for a spring vacation this year. We suggest starting with a strong hand and a few transfers (…

Frequently asked questions about the Chicago — Brussels flight

How long is the flight from Chicago to Brussels?

A nonstop Chicago — Brussels flight takes about 8 h — the distance between the cities is around 6,680 km.

How far is it from Chicago to Brussels?

The distance from Chicago to Brussels is about 6,680 km, which a nonstop flight covers in around 8 h.

Are there direct flights from Chicago to Brussels?

Yes, there are nonstop flights Chicago — Brussels — around 14 flights per week.

Which airlines fly from Chicago to Brussels?

Airlines operating Chicago — Brussels include United Airlines. See the full list with schedules in the "Airlines" section on this page.

Which airports do Chicago — Brussels flights use?

Flights from Chicago depart from O'Hare International Airport, Chicago Midway International Airport, Midway International Airport, and arrive at Brussels Airport, Charleroi Brussels South Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Chicago to Brussels?

The price of a Chicago — Brussels ticket depends on your travel date, season and demand: it is usually cheapest to fly in January, and most expensive in July. Tickets typically cost between $227 and $521. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Chicago — Brussels?

Flights Chicago — Brussels are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is January. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Chicago to Brussels?

To catch a low fare Chicago — Brussels, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually January.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Brussels

See all