$256 Find Cheap Flights from Chicago to Brussels Airport - Compare and Save

These are the earliest and latest flight times available from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport:

• Earliest: departs at 5:50 pm and lands at 1:53 am
• Latest: departs at 7:00 pm and lands at 3:03 am.

The flight takes about 8h 03m.

Four cabin classes are available on flights from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport:

• Economy Class
• Premium Economy Class
• Business Class
• First Class

Prices vary by airline.

A nonstop flight from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport takes 8h 03m, covering 4,145 miles.

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.

Round-trip flights from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport range from $609 to $1,168, with an average of $836 over the past 12 months. Anything below $609 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 19% above the $836 route average. Book 6 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $502 round-trip via Lisbon Humberto Delgado (LIS), compared to $1,264 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $75–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Boeing 787-10 Dreamliner family is used most often on this route, operated mainly by Lufthansa and Brussels Airlines. Other aircraft seen on the route include Airbus A350-900 variants.

Evening is the busiest departure period on Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport flights, with 100% of flights leaving in that window. Morning departures account for 0%, afternoon flights for 0%, and night flights for 0%.

One-way fares from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport are currently lower than usual. Average one-way flight prices are about $476, which is 15% below the typical average for this route.

Brussels Bruxelles-National Airport (BRU) hosts 5 major car rental companies, with daily rates starting from around $20 for economy cars. Top options include:

• Hertz
• Alamo
• keddy by Europcar
• Europcar
• Sixt

Flights from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport usually depart from Chicago O'Hare Intl (ORD) and arrive at Brussels Bruxelles-National (BRU).

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

• Kastrup Copenhagen (CPH) - 44% of one-stop connections
• Dublin (DUB) - 21% of one-stop connections
• Reykjavik Keflavik Intl (KEF) - 16% of one-stop connections
• Lisbon Humberto Delgado (LIS) - 10% of one-stop connections

Yes. Flexible dates can save you up to 29% on flights from Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport. Monday is the cheapest departure day at $691 round-trip on average, while Tuesday is the most expensive at $971, a difference of $280.

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

Only United Airlines operates flights between Chicago O'Hare Intl Airport and Brussels Bruxelles-National Airport.

Flying via Reykjavik Keflavik Intl (KEF) gives the shortest average 1-stop total travel time at 11h 11m, compared with 12h 25m via Frankfurt am Main (FRA) and 13h 31m via Dublin (DUB).

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

Some of the most popular sights in Brussels Bruxelles-National Airport are Grand Place, King Baudouin Stadium and Brussels Exhibition Centre. These are among the most viewed places in Brussels Bruxelles-National Airport on KAYAK.

Among airlines operating Chicago O'Hare Intl Airport to Brussels Bruxelles-National Airport flights:

• United Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

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

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