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Cheap flights from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport from £273

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
28 Feb — 7 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 March 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 29 January 2026.

Fri 23/1010:20
BRU
-
ORD
1 stop12h 50m
Scandinavian Airlines
Sat 31/1020:20
ORD
-
BRU
1 stop12h 10m
Scandinavian Airlines
Deal found 28/1£389
Tue 2/619:55
BRU
-
ORD
1 stop23h 35m
Multiple Airlines
Tue 23/622:25
ORD
-
BRU
2 stops27h 55m
Multiple Airlines
Deal found 27/1£400
Wed 20/521:15
BRU
-
ORD
1 stop22h 15m
Multiple Airlines
Fri 5/617:00
ORD
-
BRU
1 stop19h 15m
Multiple Airlines
Deal found 28/1£401
Sat 6/619:05
BRU
-
ORD
2 stops29h 30m
Multiple Airlines
Sat 20/617:00
ORD
-
BRU
1 stop14h 20m
Multiple Airlines
Deal found 28/1£417
Sat 23/520:05
BRU
-
ORD
1 stop23h 25m
Multiple Airlines
Fri 5/616:53
ORD
-
BRU
2 stops18h 27m
Multiple Airlines
Deal found 29/1£426
Thu 5/217:55
BRU
-
ORD
1 stop28h 30m
TAP AIR PORTUGAL
Wed 18/219:10
ORD
-
BRU
1 stop21h 40m
TAP AIR PORTUGAL
Deal found 27/1£429
Thu 12/210:20
BRU
-
ORD
1 stop13h 25m
Scandinavian Airlines
Mon 16/219:20
ORD
-
BRU
1 stop31h 20m
Scandinavian Airlines
Deal found 27/1£434
Mon 31/810:50
BRU
-
ORD
1 stop13h 45m
Multiple Airlines
Wed 9/921:30
ORD
-
BRU
1 stop13h 50m
Multiple Airlines
Deal found 27/1£437
Fri 20/311:45
BRU
-
ORD
1 stop12h 15m
Multiple Airlines
Mon 23/319:40
ORD
-
BRU
1 stop12h 15m
Multiple Airlines
Deal found 29/1£455
Tue 1/906:30
BRU
-
ORD
1 stop18h 20m
Multiple Airlines
Sun 13/917:50
ORD
-
BRU
1 stop13h 20m
Multiple Airlines
Deal found 27/1£455

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 29 January 2026.

Round-trip from

£400

One-way from

£273

Popular in

January

Cheapest in

March

Average price

£565
Finnair
  • Finnair
  • 2/6-23/6
  • 3 total stops
  • 51h 30m total
  • Brussels to Chicago
Search Deals
25/5
  • 25/5
  • 1 total stop
  • 24h 00m total
  • Brussels to Chicago
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£26 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 29 January 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

Sat 23/5

20:05-12:30

1 stop23h 25m

Chicago O'Hare Intl

Fri 5/6

16:53-18:20

2 stops18h 27m

£426

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Thu 12/2

10:20-16:45

1 stop13h 25m

Chicago O'Hare Intl

Mon 16/2

19:20-09:40

1 stop31h 20m

£434

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sat 23/5

19:05-13:50

2 stops25h 45m

Chicago O'Hare Intl

Fri 5/6

16:53-18:20

2 stops18h 27m

£462

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sat 23/5

06:20-14:15

1 stop14h 55m

Chicago O'Hare Intl

Sat 30/5

09:30-07:40

1 stop15h 10m

£462

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Wed 6/5

21:15-12:30

1 stop22h 15m

Chicago O'Hare Intl

Sat 23/5

17:00-19:55

1 stop19h 55m

£464

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Fri 8/5

10:45-18:15

1 stop14h 30m

Chicago O'Hare Intl

Fri 22/5

19:05-21:10

1 stop19h 05m

£464

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Wed 6/5

11:00-15:55

1 stop11h 55m

Chicago O'Hare Intl

Fri 22/5

17:17-21:10

2 stops20h 53m

£464

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Sat 23/5

08:30-19:55

1 stop18h 25m

Chicago O'Hare Intl

Sat 30/5

18:00-09:00

Nonstop8h 00m

£466

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Wed 6/5

11:00-17:35

1 stop13h 35m

Chicago O'Hare Intl

Sun 24/5

19:05-10:05

1 stop32h 00m

£466

BrusselsChicago

BRU - ORD

BRUORD

Brussels Bruxelles-National

Mon 25/5

20:50-13:50

1 stop24h 00m

£273

Flights are sorted by cheapest return flights first.

Deals found on 27/1

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 23 January 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, June is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport (average of £362). Flying from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport in February is currently the most expensive (average of £404). 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 29 January 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. Both multi-stop and direct flights can be found to your destination and back.

  • 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 (71%), Lufthansa (70%), Austrian Airlines (69%).

  • 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, June is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport (average of £362). Flying from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport in February is currently the most expensive (average of £404). 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?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Elk Grove Village

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Can Cheapflights find flights from Bruxelles-National to O'Hare Intl with no change fees?

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Can Cheapflights notify me if prices for flights from Bruxelles-National to O'Hare Intl become cheaper?

Yes, Cheapflights offers price alerts on Bruxelles-National to O'Hare Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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