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Flights from Chicago to Brussels

Book direct flights from Chicago to Brussels: One way flights from $833, round trip flights from $1,231. Find flight deals for the next 3 months below.

      • Cheapest nonstop
        ORD 6:00 PM
        8h
        Nonstop
        BRU 9:00 AM
        Chicago - Brussels | Fri, Jul 3 | United Airlines
        BRU 10:15 AM
        8h 45m
        Nonstop
        ORD 12:00 PM
        Brussels - Chicago | Fri, Jul 10 | United Airlines
        $1,231 $2,741
        55% off
        55% off
        $2,741 $1,231
      • ORD 6:00 PM
        8h
        Nonstop
        BRU 9:00 AM
        Chicago - Brussels | Wed, Jul 8 | United Airlines
        BRU 10:15 AM
        8h 45m
        Nonstop
        ORD 12:00 PM
        Brussels - Chicago | Wed, Jul 15 | United Airlines
        $1,973 $2,741
        28% off
        28% off
        $2,741 $1,973
      • ORD 9:00 PM
        13h 55m
        1 stop
        BRU 5:55 PM
        Chicago - Brussels | Wed, Jul 8 | Aer Lingus
        BRU 10:30 AM
        15h 45m
        1 stop
        ORD 7:15 PM
        Brussels - Chicago | Wed, Jul 15 | Ryanair
        $1,076 $2,741
        61% off
        61% off
        $2,741 $1,076
      • ORD 8:45 AM
        15h 25m
        1 stop
        BRU 7:10 AM
        Chicago - Brussels | Fri, Jul 3 | Air Canada
        BRU 10:15 AM
        8h 45m
        Nonstop
        ORD 12:00 PM
        Brussels - Chicago | Fri, Jul 10 | United Airlines
        $1,214
        56% off
        $2,741 $1,214
      • ORD 1:30 PM
        10h 45m
        1 stop
        BRU 7:15 AM
        Chicago - Brussels | Fri, Jul 3 | United Airlines
        BRU 10:15 AM
        8h 45m
        Nonstop
        ORD 12:00 PM
        Brussels - Chicago | Fri, Jul 10 | United Airlines
        $1,229
        55% off
        $2,741 $1,229
      • MDW 11:05 AM
        13h 35m
        1 stop
        BRU 7:40 AM
        Chicago - Brussels | Fri, Jul 3 | Delta Air Lines
        BRU 8:05 AM
        13h 10m
        1 stop
        ORD 2:15 PM
        Brussels - Chicago | Fri, Jul 10 | Delta Air Lines
        $1,236
        55% off
        $2,741 $1,236
      • ORD 11:23 AM
        13h 17m
        1 stop
        BRU 7:40 AM
        Chicago - Brussels | Fri, Jul 3 | Air France
        BRU 8:05 AM
        13h 10m
        1 stop
        ORD 2:15 PM
        Brussels - Chicago | Fri, Jul 10 | KLM
        $1,279
        53% off
        $2,741 $1,279
      • ORD 11:23 AM
        13h 17m
        1 stop
        BRU 7:40 AM
        Chicago - Brussels | Fri, Jul 3 | KLM
        BRU 10:25 AM
        10h 50m
        1 stop
        ORD 2:15 PM
        Brussels - Chicago | Fri, Jul 10 | KLM
        $1,279
        53% off
        $2,741 $1,279
      • ORD 9:50 PM
        13h 50m
        1 stop
        BRU 6:40 PM
        Chicago - Brussels | Wed, Jul 8 | LOT Polish Airlines
        BRU 7:50 AM
        19h
        1 stop
        ORD 7:50 PM
        Brussels - Chicago | Wed, Jul 15 | LOT Polish Airlines
        $1,302
        52% off
        $2,741 $1,302
      • ORD 11:25 AM
        15h 45m
        1 stop
        BRU 10:10 AM
        Chicago - Brussels | Wed, Jul 8 | Turkish Airlines
        BRU 7:20 AM
        17h 55m
        1 stop
        ORD 6:15 PM
        Brussels - Chicago | Wed, Jul 15 | Turkish Airlines
        $1,316
        52% off
        $2,741 $1,316
      • ORD 4:40 PM
        15h 25m
        1 stop
        BRU 3:05 PM
        Chicago - Brussels | Wed, Jul 8 | TAP Air Portugal
        BRU 3:55 PM
        27h 45m
        1 stop
        ORD 12:40 PM
        Brussels - Chicago | Wed, Jul 15 | TAP Air Portugal
        $1,350
        51% off
        $2,741 $1,350
      • ORD 11:25 AM
        15h 45m
        1 stop
        BRU 10:10 AM
        Chicago - Brussels | Fri, Jun 12 | Turkish Airlines
        BRU 7:20 AM
        17h 55m
        1 stop
        ORD 6:15 PM
        Brussels - Chicago | Wed, Jun 17 | Turkish Airlines
        $1,372
        50% off
        $2,741 $1,372
      • CHI 1:00 PM
        17h 25m
        1 stop
        BRU 2:00 PM
        Chicago - Brussels | Sat, May 23 | Normal Airline
        BRU 3:00 PM
        6h
        Nonstop
        CHI 4:00 PM
        Brussels - Chicago | Mon, May 25 | Normal Airline
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      • Cheapest nonstop
        ORD 6:00 PM
        8h
        Nonstop
        BRU 9:00 AM
        Chicago - Brussels | Mon, Jul 13 | United Airlines
        $833 $1,180
        28% off
        28% off
        $1,180 $833
      • ORD 6:00 PM
        8h
        Nonstop
        BRU 9:00 AM
        Chicago - Brussels | Sun, Jul 5 | United Airlines
        $849 $1,180
        28% off
        28% off
        $1,180 $849
      • ORD 7:25 PM
        17h 35m
        1 stop
        BRU 8:00 PM
        Chicago - Brussels | Mon, Jul 13 | American Airlines
        $415 $1,180
        65% off
        65% off
        $1,180 $415
      • ORD 4:55 PM
        15h 40m
        1 stop
        CRL 3:35 PM
        Chicago - Brussels | Wed, Jul 8 | American Airlines
        $486
        59% off
        $1,180 $486
      • ORD 7:25 PM
        10h 30m
        1 stop
        BRU 12:55 PM
        Chicago - Brussels | Mon, Jul 13 | Icelandair
        $516
        56% off
        $1,180 $516
      • ORD 7:25 PM
        10h 30m
        1 stop
        BRU 12:55 PM
        Chicago - Brussels | Sun, Jul 5 | Icelandair
        $517
        56% off
        $1,180 $517
      • ORD 7:25 PM
        10h 30m
        1 stop
        BRU 12:55 PM
        Chicago - Brussels | Sat, Jul 4 | Icelandair
        $517
        56% off
        $1,180 $517
      • ORD 1:20 PM
        16h
        1 stop
        BRU 12:20 PM
        Chicago - Brussels | Thu, Jun 18 | HiSky Europe
        $520
        56% off
        $1,180 $520
      • ORD 1:20 PM
        16h
        1 stop
        BRU 12:20 PM
        Chicago - Brussels | Sun, Jun 21 | HiSky Europe
        $520
        56% off
        $1,180 $520
      • ORD 1:20 PM
        16h
        1 stop
        BRU 12:20 PM
        Chicago - Brussels | Thu, Jun 25 | HiSky Europe
        $520
        56% off
        $1,180 $520
      • ORD 1:20 PM
        16h
        1 stop
        BRU 12:20 PM
        Chicago - Brussels | Sun, Jul 5 | HiSky Europe
        $520
        56% off
        $1,180 $520
      • ORD 7:25 PM
        10h 30m
        1 stop
        BRU 12:55 PM
        Chicago - Brussels | Wed, Jul 8 | Icelandair
        $524
        56% off
        $1,180 $524
      • CHI 1:00 PM
        17h 25m
        1 stop
        BRU 2:00 PM
        Chicago - Brussels | Sat, May 23 | Normal Airline
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Displayed flight fares from Chicago to Brussels are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Frequently Asked Questions

  • What are the cheapest flights from Chicago to Brussels (CHI-BRU)?

    Based on Trip.com data, American Airlines offers one-way fares as low as $415 on Cheapest nonstop routes (e.g. ORD to BRU on Mon, Jul 13), while Aer Lingus offers Cheapest nonstop round-trips from $1,076 departing on Wed, Jul 8 and returning on Wed, Jul 15.
  • At the moment, you can catch a nonstop flight from Chicago to Brussels with the following airlines, including: American Airlines HiSky Europe Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 8 hours 4 minutes to fly from Chicago (CHI) to Brussels (BRU).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Chicago to Brussels is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Chicago to Brussels, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Jul 13, with one-way flights priced at just $415.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Brussels travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Chicago to Brussels is July, when demand for travel is lower.
  • After crunching the numbers on our May flight calendar, it's currently cheapest to fly from Chicago to Brussels on May 24, 2026 with TAP Air Portugal, with prices starting at $572.
  • You can land at any one of the following hubs in Brussels, with Chicago O'Hare International Airport to Brussels Airport (ORD-BRU) is by far the most common option on this route: Brussels Airport (BRU) Brussels South Charleroi Airport (CRL).
  • The time difference between Brussels and Chicago is 7h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

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Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.