Cheap flights from Brussels to Chicago O'Hare Intl Airport from $357
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Brussels to Chicago O'Hare Intl Airport departing on 4/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
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Cheap round-trip flights
KAYAK's recommended round-trip deals from the most popular airlines that fly from Brussels to Chicago.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Brussels to Chicago.
Cheap last minute flights
Planning a quick getaway from Brussels to Chicago? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to Chicago, so you can enjoy a seamless trip without layovers.
Aer Lingus flights from Brussels to Chicago O'Hare Intl Airport
Our best Aer Lingus deals on Brussels to Chicago O'Hare Intl Airport flight tickets
Aer Lingus![Aer Lingus]()
Sep 20![Aer Lingus]()
Sep 27
BRU10:20 amBrussels Bruxelles-National
15h 40m
1 stop
ORD7:00 pmChicago O'Hare Intl
ORD3:45 pmChicago O'Hare Intl
10h 55m
1 stop
BRU9:40 amBrussels Bruxelles-National
Aer Lingus![Aer Lingus]()
Apr 24![Aer Lingus]()
May 1
BRU10:20 amBrussels Bruxelles-National
15h 40m
1 stop
ORD7:00 pmChicago O'Hare Intl
ORD3:45 pmChicago O'Hare Intl
10h 55m
1 stop
BRU9:40 amBrussels Bruxelles-National
Air Canada flights from Brussels to Chicago O'Hare Intl Airport
Our best Air Canada deals on Brussels to Chicago O'Hare Intl Airport flight tickets
Air Canada![Air Canada]()
May 12![Air Canada]()
May 27
BRU10:00 amBrussels Bruxelles-National
11h 55m
1 stop
ORD2:55 pmChicago O'Hare Intl
ORD8:40 amChicago O'Hare Intl
16h 25m
1 stop
BRU8:05 amBrussels Bruxelles-National
Air Canada![Air Canada]()
May 6![Air Canada]()
May 14
BRU8:30 amBrussels Bruxelles-National
18h 42m
2 stops
ORD8:12 pmChicago O'Hare Intl
ORD12:00 pmChicago O'Hare Intl
13h 05m
2 stops
BRU8:05 amBrussels Bruxelles-National
See travel insights to Chicago from
How to get the cheapest flight ticket from Brussels to Chicago O'Hare Intl Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
Prices
Airlines
Other information
What is the cheapest month to fly to Chicago O'Hare Intl Airport?
The month of March is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Brussels averaging around $597.
What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?
The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Wednesday when prices can be found for as low as $770. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Brussels because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $932.
What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?
Flying to Chicago O'Hare Intl Airport from Brussels in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $542 when looking at flights departing in the afternoon. Try not to purchase tickets in the morning because they tend to be around $835. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Brussels to Chicago O'Hare Intl flight route?
Fly from Brussels Bruxelles-National to Chicago O'Hare Intl for the best Brussels - Chicago O'Hare Intl flight prices
How far in advance should I book a flight to Chicago O'Hare Intl Airport?
You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Brussels when booking 17 weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $707 when searching 17 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Brussels for as low as $628 on momondo.
What cabin class options are available on Brussels to Chicago O'Hare Intl flights?
There are 3 cabin classes available to choose from on Brussels to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Brussels to Chicago O'Hare Intl?
Scandinavian Airlines, TAP AIR PORTUGAL, and Aer Lingus are the most popular carriers operating from Brussels to Chicago O'Hare Intl
What airlines fly to Chicago O'Hare Intl Airport?
United Airlines, Lufthansa and Brussels Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Brussels according to our data. United Airlines is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 3 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Brussels to Chicago O'Hare Intl Airport on average per day?
3 flights are operational daily from Brussels to Chicago O'Hare Intl Airport as of March 2025. The most popular departure time for this route is 10:00AM, with 100% of flights per day taking off at noon.
How many flights depart from Brussels to Chicago O'Hare Intl Airport on average per week?
24 flights are operational weekly from Brussels to Chicago O'Hare Intl Airport as of March 2025. The most popular departure day for this route is Wed, with 25% of flights per week taking off on this day.
Cheap Brussels to Chicago O'Hare Intl Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Brussels to Chicago O'Hare Intl Airport
How far is Brussels to Chicago O'Hare Intl by plane?
The distance between Brussels and Chicago O'Hare Intl is about 4141.6 mi. Flights usually cover this in 8h 40m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Brussels to Chicago O'Hare Intl Airport?
Prices for flights from Brussels to Chicago O'Hare Intl Airport refresh daily.
How many operators does momondo search for flights from Brussels to Chicago O'Hare Intl Airport?
As of March 2025, there are 3 operators available to choose from for flights from Brussels to Chicago O'Hare Intl Airport.
How old do you have to be to fly from Brussels to Chicago O'Hare Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Brussels to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from Brussels to Chicago O'Hare Intl Airport
Compare and see reviews for airlines that fly from Brussels to Chicago O'Hare Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $579 | Free Cancellation | Rating 6.7 6,955 reviews | |||
| PriceFrom $592 | Free Cancellation | Rating 7.3 344 reviews | |||
| PriceFrom $618 | Free Cancellation | Rating 7.4 8,603 reviews |
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsLake Geneva
Rockford
Schaumburg
Merrillville
Gurnee
Rosemont
Naperville
Kenosha
Joliet
South Haven
Oak Brook
Racine
Tinley Park
New Buffalo
South Holland
Hammond
Aurora
Elgin
Elk Grove Village
Orland Park
Why use momondo?
Why should I use momondo to find a flight deal from Brussels to Chicago?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Brussels to Chicago. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Brussels to Chicago with flexible booking policies on momondo?
Yes. All flights to Chicago from Brussels on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Brussels to Chicago?
Once all potential Brussels to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Brussels to Chicago right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Brussels to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.
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