Cheap flights from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport from £277

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/5. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — ORD
11 Mar — 18 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Brussels Bruxelles-National to Chicago O'Hare Intl are usually found in October or November, booked 59 days in advance, depart on a Tuesday or Friday and return on a Monday

Cheap flight deals from Bruxelles-National to O'Hare Intl

Enter your travel dates to find the best prices.

Cheapest flights from Bruxelles-National to O'Hare Intl
Explore the most affordable flight options available from Bruxelles-National to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 February 2026.

Fri 6/306:00
BRU
-
ORD
1 stop16h 25m
TAP AIR PORTUGAL
Sun 26/418:00
ORD
-
BRU
1 stop22h 55m
TAP AIR PORTUGAL
Deal found 7/2£416
Sun 18/1021:20
BRU
-
ORD
2 stops25h 50m
Scandinavian Airlines
Sat 31/1020:20
ORD
-
BRU
2 stops32h 30m
Scandinavian Airlines
Deal found 8/2£422
Sat 17/1020:30
BRU
-
ORD
1 stop26h 40m
Scandinavian Airlines
Wed 28/1020:20
ORD
-
BRU
2 stops32h 30m
Scandinavian Airlines
Deal found 8/2£451
Thu 26/210:20
BRU
-
ORD
1 stop13h 25m
Scandinavian Airlines
Sun 8/320:20
ORD
-
BRU
1 stop17h 30m
Scandinavian Airlines
Deal found 7/2£452
Fri 10/405:45
BRU
-
ORD
1 stop17h 25m
Scandinavian Airlines
Mon 13/419:15
ORD
-
BRU
2 stops18h 15m
Scandinavian Airlines
Deal found 8/2£455
Fri 6/310:20
BRU
-
ORD
1 stop13h 35m
Scandinavian Airlines
Wed 11/320:20
ORD
-
BRU
1 stop12h 10m
Scandinavian Airlines
Deal found 8/2£462
Sat 17/1020:30
BRU
-
ORD
1 stop26h 40m
Scandinavian Airlines
Sat 31/1020:20
ORD
-
BRU
2 stops32h 30m
Scandinavian Airlines
Deal found 8/2£464

Find flight deals from Bruxelles-National to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Bruxelles-National (BRU) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 February 2026.

Round-trip from

£416

One-way from

£277

Popular in

January

Cheapest in

October

Average price

£537
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 6/3-26/4
  • 2 total stops
  • 39h 20m total
  • Brussels to Chicago
2/6
  • 2/6
  • 1 total stop
  • 23h 35m total
  • Brussels to Chicago
Highest demand for flights based on searches. 8% potential increase in price (£33 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Average for round-trip flights in February 2026

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bruxelles-National to O'Hare Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 9 February 2026.
Use the filters below to find and compare flights from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Bruxelles-National

Fly to

O'Hare Intl

Route

Depart

Return

Price

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 26/2

10:20-16:45

1 stop13h 25m

Chicago O'Hare Intl

Sun 8/3

20:20-14:30

1 stop12h 10m

£453

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Fri 10/4

05:45-16:10

1 stop17h 25m

Chicago O'Hare Intl

Mon 13/4

19:15-20:30

2 stops18h 15m

£455

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sat 7/3

20:30-16:45

1 stop27h 15m

Chicago O'Hare Intl

Mon 9/3

20:20-14:30

1 stop12h 10m

£488

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Wed 20/5

21:15-13:50

1 stop23h 35m

Chicago O'Hare Intl

Fri 5/6

16:53-18:20

2 stops18h 27m

£505

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 2/4

21:15-15:00

1 stop24h 45m

Chicago O'Hare Intl

Wed 15/4

17:00-20:25

1 stop20h 25m

£505

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sun 17/5

14:25-19:55

1 stop12h 30m

Chicago O'Hare Intl

Mon 25/5

18:15-13:15

1 stop12h 00m

£530

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Fri 8/5

07:00-14:50

1 stop14h 50m

Chicago O'Hare Intl

Sat 16/5

14:25-13:15

2 stops15h 50m

£530

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sun 17/5

14:25-19:55

1 stop12h 30m

Chicago O'Hare Intl

Fri 22/5

06:00-07:15

1 stop18h 15m

£530

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Wed 20/5

09:30-14:50

1 stop12h 20m

Chicago O'Hare Intl

Sun 24/5

08:00-07:15

1 stop16h 15m

£530

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sun 17/5

09:30-19:55

1 stop17h 25m

Chicago O'Hare Intl

Sun 24/5

11:15-07:15

1 stop13h 00m

£530

Flights are sorted by cheapest return flights first.

Deals found on 6/2

Showing 1-10 of 18 results
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Best time to book a flight from Bruxelles-National to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Bruxelles-National with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport

How far ahead should I book a flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a return flight from Bruxelles-National to O'Hare Intl. Price data was last updated on 6 February 2026.

To ensure you get the cheapest price possible for a flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport, you should look to book at least 58 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport (average of £363). Flying from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport in January is currently the most expensive (average of £408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BRU to ORD?

Find hourly flight availability from Bruxelles-National to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 February 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport as you normally would.

How much does it cost for a return flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

Related info for your journey

Find useful and relevant information for your journey from Bruxelles-National to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

    Departing from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport will take you 13h 25m. The distance from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport is about 4145 mi.

  • What are the most reliable airlines from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport on time: Air Canada (77%), Austrian Airlines (77%), Brussels Airlines (77%).

  • Can I find deals for flights from Bruxelles-National to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Bruxelles-National to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Bruxelles-National to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bruxelles-National to O'Hare Intl.

  • Can I find deals for business class flights from Bruxelles-National to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Bruxelles-National to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport (average of £363). Flying from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport in January is currently the most expensive (average of £408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Chicago O'Hare Intl Airport?

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