Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline TAP Air Portugal
Cheapest Month August
Cheapest Day of the Week Friday
Cheapest Airline TAP Air Portugal

The cheapest airline(s) flying from Chicago to Brussels is TAP Air Portugal.

  • TAP Air Portugal TAP Air Portugal
  • Turkish Airlines Turkish Airlines
  • LOT Polish Airlines LOT Polish Airlines
  • Scandinavian Airlines Scandinavian Airlines
  • Aer Lingus Aer Lingus
  • Air Canada Air Canada
  • United Airlines United Airlines
  • Austrian Airlines Austrian Airlines
  • Swiss Swiss
  • KLM KLM
Cheapest Month August

Travel Period: April 2025 - March 2026

The cheapest month(s) to fly from Chicago to Brussels is August.

  • Apr 2025
  • May 2025
  • Jun 2025
  • Jul 2025
  • Aug 2025
  • Sep 2025
  • Oct 2025
  • Nov 2025
  • Dec 2025
  • Jan 2026
  • Feb 2026
  • Mar 2026
Cheapest Day of the Week Friday

The cheapest day(s) of the week to fly from Chicago to Brussels is Friday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday

Flight Schedules

Last Updated: Sun, 2 Mar, 2025

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  • Availability
    • M
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  • 17:55 ORD
    08:55 BRU
    8Hrs, 00m Direct
  • ORDChicago O'Hare International Airport 17:55 - BRU 08:55 8h Direct
  • ORDChicago O'Hare International Airport 17:55
  • BRUBrussels Airport 08:55
  • 8h
  • Direct
  • United Airlines (UA 972)Boeing Dreamliner Series 10
  • United Airlines (UA 972)
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  • Boeing Dreamliner Series 10
  • 17:50 ORD
    13:10 BRU
    12Hrs, 20m 1 Stop (LHR)
  • ORDChicago O'Hare International Airport 17:50 - BRU 13:10 12h 20m 1 Stop (LHR) London
  • ORDChicago O'Hare International Airport 17:50
    LHRLondon Heathrow Airport 11:05
  • LHRLondon Heathrow Airport 07:55
    BRUBrussels Airport 13:10
  • 12h 20m (3h 10m)
  • 1 Stop LHR · London 3h 10m
  • United Airlines (UA 920)Boeing 767
    Brussels Airlines (SN 2094)Airbus A320 Neo
  • United Airlines (UA 920)
    • M
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    • S
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What’s the fastest flight time from Chicago to Brussels?

The fastest flight time for direct flights from Chicago to Brussels is 8 hours . Check latest flight schedules & prices on Wego.

How far is Brussels from Chicago?

The flight distance between Chicago and Brussels is 6661km. Check all available flights on Wego.

When is the earliest and latest flight of the day?

The earliest flight of the day departs at 17:50. The last flight of the day departs at 17:50. See the full list of flight times on Wego.

How many airlines offer direct flights from Chicago to Brussels?

There are 1 airlines that offer direct flights from Chicago to Brussels. Find out the list of airlines on Wego.