International route
Cheap flights from Chicago to Brussels
O'Hare International Airport (ORD) to Brussels Airport (BRU). 4,148 miles, 8h nonstop.
ORD to BRU at a glance
Computed from airline schedules and the fares we track for this route. Refreshed several times a day.
- Distance
- 4,148 milesgreat-circle
- Typical flight time
- 8hnonstop, gate to gate
- Nonstop airlines
- AA1 airlineAmerican
- Nonstop flights per day
- 1all airlines combined
- Cheapest month
- January 2027over the next six months
- Best day to fly
- Tuesday19% less than Sunday
- Time difference
- 7h aheadBrussels vs Chicago
Chicago to Brussels
Round trips from $381
Per traveler, taxes and fees included. Lowest fare we found departs Sat, Jan 9.
Cheapest month: January 2027
See fares on these datesLock any fare free — pay only when you accept your last-minute deal
Or ask an agent on WhatsAppChicago to Brussels fares by month
Lowest round-trip economy fare per traveler in each of the next six months, taxes and fees included. Select a month to search that date.
Airlines flying Chicago to Brussels
1 airline flies nonstop with 1 departures a day combined, plus 17 more with one stop.
- AAAmerican AirlinesoneworldNonstop · 1 flight a day · first checked bag from $40
- EIAer LingusConnecting via SNN · first checked bag from $70
- ACAir CanadaStar AllianceConnecting via YYZ · first checked bag from $35
- AFAir FranceSkyTeamConnecting via CDG, ORY · first checked bag from $75
- OSAustrian AirlinesStar AllianceConnecting via VIE · first checked bag from $75
- BABritish AirwaysoneworldConnecting via LHR · first checked bag from $75
- DLDelta Air LinesSkyTeamConnecting via ATL, DTW, SLC, JFK, BOS, LGA · first checked bag from $35
- AYFinnaironeworldConnecting via HEL · first checked bag from $70
- FIIcelandairConnecting via KEF · first checked bag from $70
- AZITA AirwaysConnecting via FCO · first checked bag from $70
- B6JetBlueConnecting via BOS, SJU · first checked bag from $40
- LHLufthansaStar AllianceConnecting via FRA, MUC · first checked bag from $75
- NONorse Atlantic AirwaysLow-costConnecting via OSL · first checked bag from $80
- SKSAS Scandinavian AirlinesSkyTeamConnecting via ARN, OSL · first checked bag from $70
- LXSWISSStar AllianceConnecting via ZRH, GVA · first checked bag from $75
- TPTAP Air PortugalStar AllianceConnecting via OPO · first checked bag from $70
- UAUnited AirlinesStar AllianceConnecting via DEN, EWR, IAD · first checked bag from $40
- VSVirgin AtlanticSkyTeamConnecting via LHR · first checked bag from $75
Connecting options
Hubs where one airline can carry you on both legs, most choices first.
- Boston (BOS)DLB62 airlines
- London (LHR)BAVS2 airlines
- Oslo (OSL)SKNO2 airlines
- Atlanta (ATL)DL1 airline
- Detroit (DTW)DL1 airline
Which airport should I use?
Chicago has 2 airports. Fares can differ by $50 to $150 round trip between them, so check the alternatives before you book.
Other departure airports near Chicago
Tips for this route
- Only American flies this route nonstop, which keeps nonstop fares firm. A one-stop itinerary through BOS or LHR is usually cheaper if you can spare the extra three to five hours.
- January 2027 is the cheapest month to fly over the next six months, with round trips from $381; September 2026 is the most expensive at $512 and up, a difference of $131 per traveler.
- Departing on a Tuesday averages 19% less than a Sunday on this route. If your dates are flexible, shift the outbound by a day or two and check the calendar view before you book.
- Book 2 to 5 months ahead for the best fares; long-haul seats sell out earliest for summer and holiday travel.
- Brussels is 7 hours ahead of Chicago. Expect to lose 7 hours on the clock heading east, so an overnight or late-afternoon departure tends to arrive at a more usable hour.
Ready to compare live fares?
See every airline on ORD–BRU side by side with bags and seat rules spelled out.
Search Chicago to BrusselsChicago to Brussels: common questions
How long is the flight from Chicago to Brussels?
A nonstop flight from Chicago (ORD) to Brussels (BRU) takes about 8h gate to gate, covering 4,148 miles. Connecting itineraries add the layover, typically 2 to 5 hours more in total.
Which airlines fly nonstop from ORD to BRU?
American Airlines operates nonstop flights from Chicago (ORD) to Brussels (BRU), with 1 nonstop departure a day between them. One-stop options connect through BOS, LHR and OSL.
What is the cheapest month to fly from Chicago to Brussels?
Over the next six months, January 2027 has the lowest round-trip fares from Chicago (ORD) to Brussels (BRU), starting at $381 per traveler including taxes and fees. Within any month, Tuesday departures average the lowest prices.
How far in advance should I book Chicago to Brussels flights?
Book 2 to 5 months ahead for the best fares; long-haul seats sell out earliest for summer and holiday travel. Air1 Tickets includes free cancellation within 24 hours of booking on every fare, so you can lock in a good price and keep looking.
What is the time difference between Chicago and Brussels?
Brussels is 7 hours ahead of Chicago. ORD is on America/Chicago time and BRU on Europe/Brussels time. Departure and arrival times in search results are always shown in local time at each airport.
Related routes
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