BRU - CHI

$407 Find Cheap Flights from Brussels to Chicago - Compare and Save

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Everything you should know

Cheapest round-trip
$565
Typical prices: $754-$958
Icelandair
Sun 1/28Thu 2/1
BRU - ORD • 1 stop
Cheapest non-stop
$840
Typical prices: $794-$993
Lufthansa
Mon 11/26Sun 12/9
BRU - ORD • Non-stop
Nonstop flights
Every day
You can fly direct with United Airlines. Average duration is 9h
Direct flights
+1
Direct flights
+1
Avoid delays
United Airlines
Most punctual • 83% on-time
Afternoon
Best time • Fewest delays
Insights
Insights
When to book
14 weeks
in advance
Our data shows that travelers who book at least 14 weeks in advance save around 38% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 23% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Lisbon Humberto Delgado (LIS)
Cheapest • Avg $582 (round-trip)
Amsterdam Schiphol (AMS)
Shortest trip • 10h 45m (one-way)
Insights
Insights
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Expert advice
Flight Deals

Cheap Flights from Brussels to Chicago (BRU-CHI)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Brussels to Chicago

Thu, Jan 28 - Mon, Feb 1
Icelandair Logo
12:50 pm - 5:20 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
11h 30m1 stop Reykjavik Keflavik Intl
Icelandair Logo
6:30 pm - 11:55 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
10h 25m1 stop Reykjavik Keflavik Intl
$565Icelandair
Tue, Mar 9 - Mon, Mar 15
Icelandair Logo
12:50 pm - 5:20 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
11h 30m1 stop Reykjavik Keflavik Intl
Icelandair Logo
7:30 pm - 11:55 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
10h 25m1 stop Reykjavik Keflavik Intl
$571Icelandair
Thu, Feb 4 - Mon, Feb 8
Icelandair Logo
12:50 pm - 5:20 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
11h 30m1 stop Reykjavik Keflavik Intl
Icelandair Logo
6:30 pm - 11:55 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
10h 25m1 stop Reykjavik Keflavik Intl
$572Icelandair
Fri, Jan 15 - Fri, Jan 29
Multiple Airlines Logo
6:15 am - 5:20 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
18h 05m3 stops Amsterdam Schiphol Stockholm Arlanda Reykjavik Keflavik Intl
Multiple Airlines Logo
6:30 pm - 9:40 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
32h 10m3 stops Reykjavik Keflavik Intl Stockholm Arlanda Kastrup Copenhagen
$599Multiple Airlines
Wed, Dec 16 - Wed, Dec 23
Lufthansa Logo
10:10 am - 12:10 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
9h 00mnonstop
Lufthansa Logo
9:50 pm - 4:15 pmORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
11h 25m1 stop Munich Franz Josef Strauss
$805Lufthansa
Sun, Nov 22 - Mon, Dec 7
Lufthansa Logo
8:25 am - 1:10 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
11h 45m1 stop Frankfurt am Main
Lufthansa Logo
5:50 pm - 8:55 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
8h 05mnonstop
$831Lufthansa
Thu, Jan 28 - Fri, Feb 5
Lufthansa Logo
9:30 am - 3:20 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
12h 50m1 stop Frankfurt am Main
Lufthansa Logo
5:50 pm - 8:55 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
8h 05mnonstop
$833Lufthansa
Sun, Dec 20 - Sun, Dec 27
United Airlines Logo
8:25 am - 1:10 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
11h 45m1 stop Frankfurt am Main
United Airlines Logo
6:50 pm - 8:40 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
30h 50m1 stop Zurich
$856United Airlines
Fri, Dec 25 - Mon, Jan 4
United Airlines Logo
10:30 am - 3:20 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
11h 50m1 stop Frankfurt am Main
United Airlines Logo
5:50 pm - 8:55 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
8h 05mnonstop
$858United Airlines
Tue, Dec 1 - Thu, Dec 10
United Airlines Logo
8:25 am - 1:10 pmBRU  Brussels Bruxelles-National-ORD Chicago O'Hare Intl
11h 45m1 stop Frankfurt am Main
United Airlines Logo
5:50 pm - 8:55 amORD  Chicago O'Hare Intl-BRU Brussels Bruxelles-National
8h 05mnonstop
$859United Airlines
Booking Insights

Price, demand and travel trends for Brussels Bruxelles-National Airport to Chicago flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Brussels Bruxelles-National Airport to Chicago?

Round-trip flights from Brussels Bruxelles-National Airport to Chicago typically range from $754 to $958. The lowest price found in the past 5 days was $565, on Icelandair.

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

There's little price difference between Brussels Bruxelles-National Airport to Chicago routes. They average around $828 round-trip, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Brussels Bruxelles-National Airport to Chicago?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Brussels Bruxelles-National Airport to Chicago. It’s 4% cheaper than the average day, while Monday is the most expensive, with prices 4% higher.

What’s the cheapest month to fly from Brussels Bruxelles-National Airport to Chicago?

•February is the cheapest month to fly from Brussels Bruxelles-National Airport to Chicago at $636 round-trip.
•August ($931) and December ($881) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 46% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Brussels Bruxelles-National Airport to Chicago the cheapest?

Flights from Brussels Bruxelles-National Airport to Chicago are cheapest 14 weeks before departure. Booking in this window typically costs about 38% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Expert advice

Expert advice for your flight from Brussels to Chicago

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on United Airlines

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Read more
Jessica Macdonald

Jessica Macdonald

Expert on Lufthansa

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has traveled to more than 50 countries across six continents.

Read more

Key details for Brussels Bruxelles-National Airport to Chicago flights

Low season

November

Cheapest flight

$391
Beat the crowds with an average 36% drop in travelers.
The most popular month to fly with an average 87% increase in travelers.
One-way flight from Brussels Bruxelles-National Airport to Chicago O'Hare Intl Airport

When to book flights from Brussels to Chicago

Are your dates flexible? Find out the best times to travel from Brussels to Chicago based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Brussels Bruxelles-National Airport to Chicago flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Brussels Bruxelles-National Airport to Chicago?

    These are the earliest and latest flight times currently scheduled from Brussels Bruxelles-National Airport to Chicago:

    • Earliest: departs at 10:10 am and lands at 7:10 pm
    • Latest: departs at 10:10 am and lands at 7:10 pm.

    The flight takes about 9h.

  • What cabin classes can I book on flights from Brussels Bruxelles-National Airport to Chicago?

    Three cabin classes are available on flights from Brussels Bruxelles-National Airport to Chicago:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • How long is a flight from Brussels Bruxelles-National Airport to Chicago?

    A nonstop flight from Brussels Bruxelles-National Airport to Chicago takes about 9h, covering 4,139 miles.

  • Do I need a passport to fly from Brussels Bruxelles-National Airport to Chicago?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Brussels Bruxelles-National Airport to Chicago flight?

    Round-trip flights from Brussels Bruxelles-National Airport to Chicago range from $754 to $958, with an average of $828 over the past 12 months. Anything below $754 counts as a good deal.

  • How expensive are last-minute Brussels Bruxelles-National Airport to Chicago flights?

    Last-minute fares on this route (booked within two weeks of departure) run 21% above the $828 route average. Book 14 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Brussels Bruxelles-National Airport to Chicago?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $582 round-trip via Lisbon Humberto Delgado (LIS), compared to $859 for nonstop.

  • How does on-time performance compare across airlines flying from Brussels Bruxelles-National Airport to Chicago?

    United Airlines is the only airline operating Brussels Bruxelles-National Airport to Chicago flights. 83% of its flights are on time.

  • What is the standard checked-bag allowance on flights from Brussels Bruxelles-National Airport to Chicago?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $65–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • How are flight departures from Brussels Bruxelles-National Airport to Chicago spread across the day?

    Flights between Brussels Bruxelles-National Airport and Chicago typically depart in the morning.

  • Have flight prices from Brussels Bruxelles-National Airport to Chicago changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $565 to $3,391. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Brussels Bruxelles-National Airport to Chicago looking right now?

    One-way fares from Brussels Bruxelles-National Airport to Chicago are currently higher than usual. Average one-way flight prices are about $905, which is 15% above the typical average for this route.

  • What car rental options are available in Chicago?

    Since Chicago is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
    Near Chicago O'Hare Intl Airport (ORD) — daily rates averaging $63:

    • Routes Car & Truck Rentals
    • Europcar
    • Hertz
    • Ace
    • Dollar

    Near Chicago Midway Airport (MDW) — daily rates averaging $86:

    • Hertz
    • Dollar
    • Budget
    • Alamo
    • Rent-A-Wreck

    Near Chicago Greater Rockford Airport (RFD) — daily rates averaging $81:

    • Alamo
    • Enterprise Rent-A-Car
    • Budget
    • Avis
    • National

  • Which airports can I use when flying from Brussels Bruxelles-National Airport to Chicago?

    Flights from Brussels Bruxelles-National Airport to Chicago usually depart from Brussels Bruxelles-National (BRU) and may arrive at several airports in Chicago area, including Chicago Midway (MDW), Chicago O'Hare Intl (ORD) and Chicago Greater Rockford (RFD).

  • What time of day has the fewest delays on flights from Brussels Bruxelles-National Airport to Chicago?

    Afternoon flights have the fewest delays on this route, while morning departures tend to have the most.

  • At what point is a flight considered delayed from Brussels Bruxelles-National Airport to Chicago?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Brussels Bruxelles-National Airport to Chicago route, 17% of flights were delayed in the past 3 months, with delays averaging 2h 40m.

  • Which airports do connecting flights from Brussels Bruxelles-National Airport to Chicago pass through?

    One-stop flights from Brussels Bruxelles-National Airport to Chicago most commonly connect through:

    • Dublin (DUB) - 25% of one-stop connections
    • Kastrup Copenhagen (CPH) - 17% of one-stop connections
    • Reykjavik Keflavik Intl (KEF) - 17% of one-stop connections
    • Amsterdam Schiphol (AMS) - 15% of one-stop connections

  • Can I save money by using flexible dates for flights from Brussels Bruxelles-National Airport to Chicago?

    Yes. Flexible dates can save you up to 8% on flights from Brussels Bruxelles-National Airport to Chicago. Friday is the cheapest departure day at $803 round-trip on average, while Monday is the most expensive at $866, a difference of $63.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Brussels Bruxelles-National Airport to Chicago?

    Only United Airlines currently operates flights between Brussels Bruxelles-National Airport and Chicago on a regular basis.

  • How much time can I save by choosing a different layover airport from Brussels Bruxelles-National Airport to Chicago?

    Flying via Amsterdam Schiphol (AMS) gives the shortest average 1-stop total travel time at 10h 45m, compared with 11h 01m via Reykjavik Keflavik Intl (KEF) and 11h 35m via Frankfurt am Main (FRA).

  • What is the time difference between Brussels Bruxelles-National Airport and Chicago?

    Chicago is 7 hours behind Brussels Bruxelles-National Airport (Central Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Chicago?

    Some of the most popular sights in Chicago are Magnificent Mile, Grant Park and Soldier Field. These are among the most viewed places in Chicago on KAYAK.

  • Which airlines offer free seat selection on Brussels Bruxelles-National Airport to Chicago flights?

    Only United Airlines currently offers free seat selection on this route. Availability depends on fare class.

  • Which airlines offer extra legroom on Brussels Bruxelles-National Airport to Chicago flights?

    Only Brussels Airlines currently offers extra legroom on this route. Availability can vary by aircraft type and fare class.

  • Which airlines include bags at no extra cost on Brussels Bruxelles-National Airport to Chicago flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Lufthansa: a cabin bag and a checked bag in Economy Class
    • United Airlines: a cabin bag and a checked bag in Economy Class
    • Brussels Airlines: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Brussels Bruxelles-National Airport to Chicago flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Monday. On this route, Friday flights average $803, about $63 less than Monday fares (7% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 14 weeks before you fly. On this route, that window historically saves about 38% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Brussels Bruxelles-National Airport to Chicago trip for February. Fares historically average $636 round-trip in that month - typically $295 less than the most expensive month, which is August (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Lisbon Humberto Delgado Airport (LIS) can be cheaper than flying direct. The cheapest layover option averages $582 round-trip on this route - about $277 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Chicago Midway Airport.

    • DoubleTree by Hilton Chicago Midway Airport
    • Holiday Inn Chicago - Midway Airport S by IHG
    • Skylark Motel

Prefer to fly direct from Brussels to Chicago?

 
Find which airlines fly direct from Brussels Bruxelles-National Airport to Chicago, which days they fly and book direct flights.

Direct departures

Brussels Bruxelles-National to Chicago

Monday

United Airlines

United Airlines

Tuesday

United Airlines

United Airlines

Wednesday

United Airlines

United Airlines

Thursday

United Airlines

United Airlines

Friday

United Airlines

United Airlines

Saturday

United Airlines

United Airlines

Sunday

United Airlines

United Airlines

See more direct flights

Direct returns

Chicago to Brussels Bruxelles-National

Monday

United Airlines

United Airlines

Tuesday

United Airlines

United Airlines

Wednesday

United Airlines

United Airlines

Thursday

United Airlines

United Airlines

Friday

United Airlines

United Airlines

Saturday

United Airlines

United Airlines

Sunday

United Airlines

United Airlines

See more direct flights

More options for your flight from Brussels to Chicago

Complete your trip to Chicago with a hotel stay or car rental

Car rentals in Chicago
Hotels in Chicago
Vacations in Chicago