Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Chicago to Brussels Bruxelles-National Airport from $261

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Brussels Bruxelles-National Airport departing on 1/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Chicago to Brussels

Cheap round-trip flights

These are some of the best round-trip flight deals from Chicago to Brussels that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Chicago to Brussels.

Cheap last minute flights

Planning a quick getaway from Chicago to Brussels? 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 Brussels, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Chicago to Brussels

Find recent round-trip train or bus tickets from Chicago to Brussels.

All round-trip flight deals to Brussels

The cheapest plane tickets to Brussels found on KAYAK recently.
7:10 pm - 7:50 pmORD-BRU
17h 40m1 stop
8:15 pm - 5:50 pmBRU-ORD
28h 35m2 stops
$432Scandinavian Airlines
Find Deal
Sun, Jan 19 - Sun, Jan 26
7:15 pm - 3:20 pmORD-BRU
13h 05m1 stop
8:30 pm - 4:10 pmBRU-ORD
26h 40m1 stop
$439Scandinavian Airlines
Find Deal
Tue, Apr 22 - Sun, Apr 27
8:25 pm - 5:05 pmORD-BRU
13h 40m1 stop
5:50 pm - 3:30 pmBRU-ORD
28h 40m1 stop
$506TAP AIR PORTUGAL
Find Deal
Sun, Feb 9 - Tue, Feb 18
8:20 pm - 5:05 pmORD-BRU
13h 45m1 stop
6:00 am - 3:30 pmBRU-ORD
16h 30m1 stop
$522TAP AIR PORTUGAL
Find Deal
Fri, Jan 31 - Fri, Feb 7
9:30 pm - 2:25 pmORD-BRU
34h 55m1 stop
6:10 pm - 7:35 pmBRU-ORD
31h 25m1 stop
$528Turkish Airlines
Find Deal
Wed, Mar 12 - Wed, Mar 19
9:30 pm - 10:45 amORD-BRU
31h 15m1 stop
7:15 am - 5:55 pmBRU-ORD
17h 40m1 stop
$548Turkish Airlines
Find Deal
Wed, Mar 26 - Fri, Apr 4
8:25 pm - 9:00 amORD-BRU
29h 35m3 stops
8:55 pm - 3:30 pmBRU-ORD
25h 35m2 stops
Sun, Feb 9 - Tue, Feb 18
8:25 pm - 9:00 amORD-BRU
29h 35m3 stops
10:40 am - 3:30 pmBRU-ORD
35h 50m2 stops
Sun, Feb 9 - Tue, Feb 18
5:05 pm - 2:15 pmMDW-BRU
14h 10m2 stops
8:05 am - 5:43 pmBRU-MDW
16h 38m2 stops
$844Delta
Find Deal
Sun, Feb 9 - Tue, Feb 18
10:10 am - 9:00 amMDW-BRU
16h 50m2 stops
11:00 am - 10:27 pmBRU-MDW
17h 27m2 stops
$854Delta
Find Deal
Sun, Mar 16 - Sat, Mar 29
7:00 am - 8:30 pmORD-BRU
54h 30m3 stops
Wed, Jan 15
8:14 pm - 8:20 amORD-BRU
53h 06m3 stops
Wed, Jan 8
6:30 pm - 11:55 amORD-BRU
10h 25m1 stop
$337Icelandair
Find Deal
Wed, Jan 29
7:10 pm - 2:05 pmORD-BRU
11h 55m1 stop
$363Scandinavian Airlines
Find Deal
Mon, Jan 13
7:10 pm - 12:05 pmORD-BRU
33h 55m2 stops
$367Scandinavian Airlines
Find Deal
Mon, Jan 13
5:55 pm - 7:55 amORD-BRU
8h 00mnonstop
$813United Airlines
Find Deal
Thu, Mar 20
6:30 pm - 11:55 amORD-BRU
10h 25m1 stop
$904Icelandair
Find Deal
Wed, Jan 15
5:55 pm - 8:55 amORD-BRU
8h 00mnonstop
$963United Airlines
Find Deal
Mon, Feb 3
5:55 pm - 8:55 amORD-BRU
8h 00mnonstop
$977Lufthansa
Find Deal
Mon, Jan 13
5:50 pm - 9:00 amORD-BRU
8h 10mnonstop
$1,098Lufthansa
Find Deal
Sat, Apr 19
7:10 pm - 6:15 pmORD-BRU
40h 05m2 stops
8:30 pm - 3:50 pmBRU-ORD
26h 20m1 stop
$1,304Scandinavian Airlines
Find Deal
Fri, Dec 20 - Fri, Dec 27
7:10 pm - 6:15 pmORD-BRU
40h 05m2 stops
6:55 pm - 3:50 pmBRU-ORD
27h 55m2 stops
$1,318Scandinavian Airlines
Find Deal
Fri, Dec 20 - Fri, Dec 27
8:25 pm - 11:45 pmORD-BRU
20h 20m1 stop
5:55 pm - 3:30 pmBRU-ORD
28h 35m1 stop
$1,717TAP AIR PORTUGAL
Find Deal
Sun, Dec 22 - Sat, Dec 28
8:25 pm - 5:05 pmORD-BRU
13h 40m1 stop
6:00 am - 3:30 pmBRU-ORD
16h 30m1 stop
$1,741TAP AIR PORTUGAL
Find Deal
Sun, Dec 22 - Sun, Dec 29
5:55 pm - 8:55 amORD-BRU
8h 00mnonstop
10:10 am - 12:15 pmBRU-ORD
9h 05mnonstop
$2,030United Airlines
Find Deal
Thu, Dec 19 - Tue, Dec 31
9:25 pm - 4:05 pmORD-BRU
11h 40m1 stop
7:10 pm - 1:25 pmBRU-ORD
25h 15m2 stops
$2,059Lufthansa
Find Deal
Sun, Dec 22 - Mon, Dec 30
5:55 pm - 8:55 amORD-BRU
8h 00mnonstop
10:10 am - 12:15 pmBRU-ORD
9h 05mnonstop
$2,088United Airlines
Find Deal
Fri, Dec 20 - Wed, Dec 25
10:35 pm - 10:35 pmORD-BRU
17h 00m1 stop
7:10 pm - 1:25 pmBRU-ORD
25h 15m2 stops
$2,137Lufthansa
Find Deal
Sun, Dec 22 - Mon, Dec 30
5:55 pm - 8:55 amORD-BRU
8h 00mnonstop
8:10 pm - 12:55 pmBRU-ORD
23h 45m1 stop
$2,198Brussels Airlines
Find Deal
Mon, Dec 23 - Mon, Dec 30
5:55 pm - 8:55 amORD-BRU
8h 00mnonstop
8:10 pm - 12:55 pmBRU-ORD
23h 45m1 stop
$2,226Brussels Airlines
Find Deal
Mon, Dec 23 - Mon, Dec 30
5:55 pm - 8:55 amORD-BRU
8h 00mnonstop
10:10 am - 12:15 pmBRU-ORD
9h 05mnonstop
$774Lufthansa
Find Deal
Sun, Feb 9 - Tue, Feb 18
5:55 pm - 8:55 amORD-BRU
8h 00mnonstop
10:10 am - 12:15 pmBRU-ORD
9h 05mnonstop
$775Brussels Airlines
Find Deal
Sun, Feb 9 - Tue, Feb 18
5:55 pm - 7:55 amORD-BRU
8h 00mnonstop
10:10 am - 1:15 pmBRU-ORD
9h 05mnonstop
$785United Airlines
Find Deal
Wed, Mar 12 - Wed, Mar 19
5:55 pm - 8:55 amORD-BRU
8h 00mnonstop
10:10 am - 12:15 pmBRU-ORD
9h 05mnonstop
$786United Airlines
Find Deal
Sun, Feb 9 - Tue, Feb 18
5:55 pm - 8:55 amORD-BRU
8h 00mnonstop
10:10 am - 12:15 pmBRU-ORD
9h 05mnonstop
$797Lufthansa
Find Deal
Sun, Feb 9 - Tue, Feb 18
5:55 pm - 7:55 amORD-BRU
8h 00mnonstop
10:15 am - 12:00 pmBRU-ORD
8h 45mnonstop
$835United Airlines
Find Deal
Sun, Mar 23 - Mon, Mar 31
5:50 pm - 9:00 amORD-BRU
8h 10mnonstop
10:15 am - 12:00 pmBRU-ORD
8h 45mnonstop
$860United Airlines
Find Deal
Wed, Apr 2 - Wed, Apr 9
5:55 pm - 7:55 amORD-BRU
8h 00mnonstop
10:10 am - 1:15 pmBRU-ORD
9h 05mnonstop
$885United Airlines
Find Deal
Sat, Mar 15 - Mon, Mar 24
5:55 pm - 7:55 amORD-BRU
8h 00mnonstop
10:15 am - 12:00 pmBRU-ORD
8h 45mnonstop
$910United Airlines
Find Deal
Fri, Mar 28 - Wed, Apr 9
5:55 pm - 7:55 amORD-BRU
8h 00mnonstop
10:15 am - 12:00 pmBRU-ORD
8h 45mnonstop
$1,024Brussels Airlines
Find Deal
Sun, Mar 23 - Mon, Mar 31

Scandinavian Airlines flights from Chicago to Brussels Bruxelles-National Airport

Our best Scandinavian Airlines deals on Chicago to Brussels Bruxelles-National Airport flight tickets
Scandinavian Airlines
Jan 19
ORD7:10 pmChicago O'Hare Intl
17h 40m
1 stop
BRU7:50 pmBrussels Bruxelles-National
Jan 26
BRU8:15 pmBrussels Bruxelles-National
28h 35m
2 stops
ORD5:50 pmChicago O'Hare Intl
Scandinavian Airlines
Apr 22
ORD7:15 pmChicago O'Hare Intl
13h 05m
1 stop
BRU3:20 pmBrussels Bruxelles-National
Apr 27
BRU8:30 pmBrussels Bruxelles-National
26h 40m
1 stop
ORD4:10 pmChicago O'Hare Intl
Scandinavian Airlines
Mar 2
ORD7:40 pmChicago O'Hare Intl
33h 25m
2 stops
BRU12:05 pmBrussels Bruxelles-National
Mar 9
BRU8:15 pmBrussels Bruxelles-National
28h 35m
2 stops
ORD6:50 pmChicago O'Hare Intl

KLM flights from Chicago to Brussels Bruxelles-National Airport

Our best KLM deals on Chicago to Brussels Bruxelles-National Airport flight tickets
KLM
Feb 20
MDW2:08 pmChicago Midway
13h 02m
2 stops
BRU10:10 amBrussels Bruxelles-National
Feb 27
BRU10:45 amBrussels Bruxelles-National
14h 29m
2 stops
MDW6:14 pmChicago Midway
KLM
Jan 14
MDW2:08 pmChicago Midway
13h 02m
2 stops
BRU10:10 amBrussels Bruxelles-National
Jan 21
BRU10:45 amBrussels Bruxelles-National
14h 29m
2 stops
MDW6:14 pmChicago Midway
KLM
Jan 14
MDW2:08 pmChicago Midway
13h 02m
2 stops
BRU10:10 amBrussels Bruxelles-National
Jan 21
BRU10:45 amBrussels Bruxelles-National
14h 29m
2 stops
MDW6:14 pmChicago Midway

See travel insights to Brussels from

How to get the cheapest flight ticket from Chicago to Brussels Bruxelles-National 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

What is the typical price of a round-trip flight between Chicago and Brussels Bruxelles-National Airport?

What is the cheapest month to fly to Brussels Bruxelles-National Airport?

The cheapest month to fly to Brussels Bruxelles-National Airport from Chicago is in February. Flight prices, which tend to average around $509, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Brussels Bruxelles-National Airport from Chicago during October instead. Flights to Brussels Bruxelles-National Airport in October, while not as cheap as those in February, still average around $576.

What is the cheapest day to depart on your flight to Brussels Bruxelles-National Airport?

The cheapest day to depart from Chicago to Brussels Bruxelles-National Airport is on a Sunday. Travelers who choose to depart for Brussels Bruxelles-National Airport on a Sunday will often find tickets for as low as $725. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to Brussels Bruxelles-National Airport for around $1,018.

What is the cheapest time of day to depart on your flight to Brussels Bruxelles-National Airport?

Our most recent data shows that the best time of day to fly to Brussels Bruxelles-National Airport is in the evening. Flights from Chicago to Brussels Bruxelles-National Airport during this time can be as low as $579. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,099 on average. Flights to Brussels Bruxelles-National Airport from Chicago at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Chicago to Brussels Bruxelles-National flight route?

Fly from Chicago O'Hare Intl to Brussels Bruxelles-National for the best Chicago - Brussels Bruxelles-National flight prices

How far in advance should I book a flight to Brussels Bruxelles-National Airport?

In general, most travelers find the cheapest time to book a flight to Brussels Bruxelles-National Airport is about 57 days prior to their departure date when tickets on average are $883. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $479.

What cabin class options are available on Chicago to Brussels Bruxelles-National flights?

There are 3 cabin classes available to choose from on Chicago to Brussels Bruxelles-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago to Brussels Bruxelles-National Airport flights?

You could potentially save up to 66% on your flight if you consider stops on a Chicago to Brussels Bruxelles-National Airport flight.

How have Chicago to Brussels Bruxelles-National Airport flight prices changed over time?

As of December 2024, prices for Chicago to Brussels Bruxelles-National Airport flights are approximately 10% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to Brussels Bruxelles-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Brussels Bruxelles-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Brussels Bruxelles-National Airport (CHI to BRU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Brussels Bruxelles-National Airport

Best Price Found

$261

Fastest flight time

8h 00m

Direct flights

Every day
The best one-way flight to Brussels Bruxelles-National Airport from Chicago in the past 72 hours is $261. The best round-trip flight deal from Chicago to Brussels Bruxelles-National Airport found on momondo in the last 72 hours is $432.
The fastest flight from Chicago to Brussels Bruxelles-National Airport takes 8h 00m
Direct flights go from Chicago to Brussels Bruxelles-National Airport every day.

  • How far is Chicago to Brussels Bruxelles-National by plane?

    There are 4139.4 mi between Chicago and Brussels Bruxelles-National. Flights usually cover this in 11h 55m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Chicago to Brussels Bruxelles-National Airport?

    Prices for flights from Chicago to Brussels Bruxelles-National Airport are updated daily.

  • How many operators does momondo search for flights from Chicago to Brussels Bruxelles-National Airport?

  • How old do you have to be to fly from Chicago to Brussels Bruxelles-National 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 Chicago to Brussels Bruxelles-National Airport.

  • What documentation or ID do you need to fly to Brussels Bruxelles-National Airport?

    The travel and health documents you'll need for your trip to Brussels Bruxelles-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Brussels Bruxelles-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago to Brussels Bruxelles-National Airport?

  • What is the most popular airline from Chicago to Brussels Bruxelles-National Airport?


Best airlines flying from Chicago to Brussels Bruxelles-National Airport

Compare and see reviews for airlines that fly from Chicago to Brussels Bruxelles-National Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $405Free CancellationRating
7.1
509 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $436Free CancellationRating
7.3
1,309 reviews
Search Scandinavian Airlines flights
Aer LingusPriceFrom $512Free CancellationRating
7.1
1,073 reviews
Search Aer Lingus flights
TAP AIR PORTUGALPriceFrom $513Free CancellationRating
7.1
1,877 reviews
Search TAP AIR PORTUGAL flights
British AirwaysPriceFrom $543Free CancellationRating
6.6
6,820 reviews
Search British Airways flights
Turkish AirlinesPriceFrom $600Free CancellationRating
7.3
3,907 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $632Free CancellationRating
7.4
9,055 reviews
Search United Airlines flights
LufthansaPriceFrom $686Free CancellationRating
6.8
7,091 reviews
Search Lufthansa flights
Brussels AirlinesPriceFrom $813Free CancellationRating
7.4
353 reviews
Search Brussels Airlines flights
  • United Airlines Flights From Chicago to Brussels Bruxelles-National Airport

    United Airlines flies from Chicago to Brussels Bruxelles-National Airport around 7 times per week, with 9,059 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Chicago to Brussels Bruxelles-National Airport in the last 72 hours was $632 (round-trip), much lower than the average airfare cost of $1,038 for United Airlines flights on this route.

  • Brussels Airlines Flights From Chicago to Brussels Bruxelles-National Airport

    Brussels Airlines is also a popular choice for this route. Brussels Airlines flight deals for Chicago to Brussels Bruxelles-National Airport start from as low as $813 round-trip, depending on your selected dates, with average Brussels Airlines deals seen on momondo around $1,409. Brussels Airlines operates 7 flights to Brussels Bruxelles-National Airport from Chicago in an average week. Users have rated it 7.4/10 across 353 reviews.


Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Brussels?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Brussels. momondo saves you time and could save you money on your trip.

Can I find flights from Chicago to Brussels with flexible booking policies on momondo?

Flights from Chicago to Brussels with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Chicago to Brussels?

Once all potential Chicago to Brussels 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 Chicago to Brussels right now. Can momondo alert me if prices change?

Price alerts on flights to Brussels from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


An easier way to manage your Brussels Bruxelles-National Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Mon 12/23
Mon 12/30
Email me momondo's favorite deals

Find better results for your trip to Brussels

Popular cities in Belgium

Popular flights according to clicks in the last 7 days on momondo