$290+ Cheap flights from Chicago (CHI) to Brussels
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BRU
May 17 — May 241
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Chicago to Brussels with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Chicago to Brussels are usually found in February or January, booked 88 days in advance, depart on a Tuesday or Wednesday and return on a Sunday
Cheap flight deals from Chicago to Brussels
Cheapest
Best
Last-minute
One-way
Cheapest flights from Chicago to BrusselsExplore the most affordable flight options available from Chicago to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2026.
Explore the most affordable flight options available from Chicago to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2026.
This oojo deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:20 pm
ORD
- BRU
1 stop17h 30m
Scandinavian Airlines
Wed 12/98:30 pm
BRU
- ORD
1 stop27h 15m
Scandinavian Airlines
Deal found 4/13![Scandinavian Airlines logo]()
$578
This oojo deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:20 pm
ORD
- BRU
1 stop12h 10m
Scandinavian Airlines
Mon 11/27:15 pm
BRU
- ORD
1 stop28h 30m
Scandinavian Airlines
Deal found 4/14![Scandinavian Airlines logo]()
$579
This Cheapflightsfares deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:20 pm
ORD
- BRU
2 stops16h 00m
Scandinavian Airlines
Mon 11/1610:20 am
BRU
- ORD
1 stop13h 25m
Scandinavian Airlines
Deal found 4/14![Scandinavian Airlines logo]()
$580
This FlightHub deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:20 pm
ORD
- BRU
2 stops16h 20m
Scandinavian Airlines
Mon 11/1610:20 am
BRU
- ORD
1 stop13h 25m
Scandinavian Airlines
Deal found 4/14![Scandinavian Airlines logo]()
$586
This Scandinavian Airlines deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:20 pm
ORD
- BRU
1 stop16h 15m
Scandinavian Airlines
Thu 11/127:15 pm
BRU
- ORD
1 stop28h 30m
Scandinavian Airlines
Deal found 4/12![Scandinavian Airlines logo]()
$606
This Mytrip deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/117:05 pm
ORD
- CRL
2 stops20h 50m
Multiple Airlines
Tue 5/191:50 pm
CRL
- ORD
2 stops33h 10m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$822
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/23:45 pm
ORD
- CRL
2 stops15h 45m
Multiple Airlines
Sat 8/224:50 pm
CRL
- ORD
1 stop26h 00m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$838
This Mytrip deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:25 pm
ORD
- CRL
2 stops18h 50m
Multiple Airlines
Wed 6/173:05 pm
CRL
- ORD
2 stops28h 35m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$854
This Mytrip deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:05 pm
ORD
- CRL
2 stops20h 10m
Multiple Airlines
Wed 8/268:25 am
CRL
- ORD
2 stops34h 25m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$862
This Mytrip deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:30 pm
ORD
- CRL
3 stops20h 55m
Multiple Airlines
Mon 11/1611:40 am
CRL
- ORD
3 stops36h 40m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$866
This Mytrip deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2111:25 am
ORD
- CRL
2 stops23h 05m
Multiple Airlines
Tue 4/285:00 pm
CRL
- ORD
2 stops23h 40m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$899
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2610:25 pm
ORD
- CRL
2 stops15h 50m
Multiple Airlines
Wed 6/104:10 pm
CRL
- ORD
1 stop26h 40m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$900
Best flights from Chicago to BrusselsDiscover carefully curated flight deals from Chicago to Brussels that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 17, 2026.
Discover carefully curated flight deals from Chicago to Brussels that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 17, 2026.
This Turkish Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:10 pm
ORD
- BRU
1 stop31h 00m
Turkish Airlines
Sun 9/202:25 pm
BRU
- ORD
1 stop26h 15m
Turkish Airlines
Deal found 4/17![Turkish Airlines logo]()
$696
This Scandinavian Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 am
ORD
- BRU
2 stops19h 40m
Scandinavian Airlines
Sun 9/209:20 pm
BRU
- ORD
2 stops25h 50m
Scandinavian Airlines
Deal found 4/17![Scandinavian Airlines logo]()
$827
This Mytrip deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:25 pm
ORD
- CRL
2 stops20h 30m
Multiple Airlines
Sun 10/188:35 pm
CRL
- ORD
3 stops28h 40m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$955
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/121:05 pm
MDW
- BRU
1 stop11h 35m
Delta
Thu 10/229:45 am
BRU
- MDW
1 stop13h 40m
Delta
Deal found 4/15![Delta logo]()
$1,277
This KLM deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1112:53 pm
MDW
- BRU
1 stop11h 47m
KLM
Tue 5/199:45 am
BRU
- MDW
1 stop13h 27m
KLM
Deal found 4/13![KLM logo]()
$1,378
This United Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:00 pm
ORD
- BRU
Nonstop8h 00m
United Airlines
Tue 9/2210:15 am
BRU
- ORD
Nonstop8h 45m
United Airlines
Deal found 4/15![United Airlines logo]()
$1,412
This Kiwi.com deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/111:49 pm
ORD
- CRL
2 stops40h 01m
Multiple Airlines
Sat 6/204:50 pm
CRL
- ORD
1 stop26h 00m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$959
This Mytrip deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/148:00 am
ORD
- CRL
3 stops30h 30m
Multiple Airlines
Thu 5/216:30 am
CRL
- ORD
3 stops24h 26m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$987
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:06 pm
ORD
- CRL
2 stops17h 39m
Multiple Airlines
Wed 7/224:10 pm
CRL
- ORD
1 stop26h 40m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$990
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:59 pm
MDW
- BRU
2 stops30h 41m
Delta
Wed 10/219:45 am
BRU
- MDW
1 stop13h 40m
Delta
Deal found 4/15![Delta logo]()
$1,281
This Mytrip deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:00 pm
ORD
- CRL
2 stops18h 15m
Multiple Airlines
Tue 5/191:50 pm
CRL
- ORD
2 stops33h 10m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$996
This United Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:10 pm
ORD
- BRU
1 stop12h 05m
United Airlines
Thu 5/1410:15 am
BRU
- ORD
Nonstop8h 45m
United Airlines
Deal found 4/13![United Airlines logo]()
$1,469
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/64:55 pm
ORD
- CRL
1 stop12h 00m
Multiple Airlines
Wed 7/294:10 pm
CRL
- ORD
1 stop26h 40m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$1,006
This Scandinavian Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:15 pm
ORD
- BRU
2 stops32h 00m
Scandinavian Airlines
Sun 5/319:20 pm
BRU
- ORD
2 stops25h 50m
Scandinavian Airlines
Deal found 4/13![Scandinavian Airlines logo]()
$1,543
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:30 am
MDW
- BRU
2 stops15h 10m
Delta
Tue 9/229:45 am
BRU
- MDW
2 stops15h 46m
Delta
Deal found 4/15![Delta logo]()
$1,431
This KLM deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1512:53 pm
MDW
- BRU
1 stop11h 47m
KLM
Wed 5/279:45 am
BRU
- MDW
1 stop13h 27m
KLM
Deal found 4/15![KLM logo]()
$1,587
This Kiwi.com deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/71:20 pm
ORD
- CRL
2 stops22h 00m
Multiple Airlines
Wed 6/174:10 pm
CRL
- ORD
1 stop26h 40m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$1,008
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/175:55 pm
ORD
- BRU
Nonstop8h 05m
United Airlines
Tue 5/2610:15 am
BRU
- ORD
Nonstop8h 45m
United Airlines
Deal found 4/16![United Airlines logo]()
$1,513
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/176:23 am
MDW
- BRU
1 stop18h 17m
Delta
Tue 5/269:45 am
BRU
- MDW
1 stop18h 24m
Delta
Deal found 4/16![Delta logo]()
$1,527
This Condor deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:45 am
MDW
- BRU
2 stops21h 00m
Multiple Airlines
Fri 8/289:30 am
BRU
- MDW
2 stops19h 30m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$1,158
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/149:22 am
MDW
- BRU
2 stops17h 18m
Delta
Thu 5/219:45 am
BRU
- MDW
1 stop13h 27m
Delta
Deal found 4/14![Delta logo]()
$1,596
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/186:10 pm
ORD
- BRU
1 stop12h 05m
United Airlines
Sat 5/3010:15 am
BRU
- ORD
Nonstop8h 45m
United Airlines
Deal found 4/16![United Airlines logo]()
$1,802
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1112:53 pm
MDW
- BRU
1 stop11h 47m
Delta
Wed 5/208:05 am
BRU
- MDW
2 stops17h 28m
Delta
Deal found 4/16![Delta logo]()
$1,641
This United Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:40 pm
ORD
- BRU
1 stop11h 35m
United Airlines
Sun 5/3110:15 am
BRU
- ORD
Nonstop8h 45m
United Airlines
Deal found 4/13![United Airlines logo]()
$1,868
This Condor deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:40 am
MDW
- BRU
2 stops19h 30m
Multiple Airlines
Sun 6/219:30 am
BRU
- MDW
2 stops21h 15m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$1,644
Last-minute flights from Chicago to BrusselsDiscover last-minute flight deals from Chicago to Brussels. Data last updated April 17, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Brussels. Data last updated April 17, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/198:10 pm
ORD
- BRU
1 stop30h 45m
Turkish Airlines
Sun 4/267:20 am
BRU
- ORD
1 stop33h 20m
Turkish Airlines
Deal found 4/13![Turkish Airlines logo]()
$692
This FlightHub deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/198:10 pm
ORD
- BRU
1 stop18h 15m
Turkish Airlines
Mon 5/116:50 pm
BRU
- ORD
1 stop21h 50m
Turkish Airlines
Deal found 4/16![Turkish Airlines logo]()
$773
This Cheapflightsfares deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:15 pm
ORD
- BRU
1 stop12h 20m
Scandinavian Airlines
Fri 5/15:45 am
BRU
- ORD
1 stop17h 25m
Scandinavian Airlines
Deal found 4/13![Scandinavian Airlines logo]()
$668
This Kiwi.com deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/209:00 pm
ORD
- CRL
1 stop28h 25m
Multiple Airlines
Fri 5/19:10 pm
CRL
- ORD
2 stops45h 32m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$918
This FlightHub deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/218:10 pm
ORD
- BRU
1 stop18h 15m
Turkish Airlines
Tue 4/286:50 pm
BRU
- ORD
1 stop21h 50m
Turkish Airlines
Deal found 4/13![Turkish Airlines logo]()
$665
This Mytrip deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2111:25 am
ORD
- CRL
2 stops23h 05m
Multiple Airlines
Tue 4/285:00 pm
CRL
- ORD
2 stops23h 40m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$899
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:15 pm
ORD
- BRU
2 stops32h 25m
Scandinavian Airlines
Sat 5/910:20 am
BRU
- ORD
1 stop12h 50m
Scandinavian Airlines
Deal found 4/14![Scandinavian Airlines logo]()
$727
This Ticket deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:15 pm
ORD
- BRU
1 stop31h 25m
Scandinavian Airlines
Wed 5/610:20 am
BRU
- ORD
1 stop12h 50m
Scandinavian Airlines
Deal found 4/16![Scandinavian Airlines logo]()
$760
This oojo deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:15 pm
ORD
- BRU
1 stop31h 25m
Scandinavian Airlines
Thu 5/149:10 pm
BRU
- ORD
2 stops26h 00m
Scandinavian Airlines
Deal found 4/12![Scandinavian Airlines logo]()
$775
This Mytrip deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/117:05 pm
ORD
- CRL
2 stops20h 50m
Multiple Airlines
Tue 5/191:50 pm
CRL
- ORD
2 stops33h 10m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$822
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2610:25 pm
ORD
- CRL
2 stops15h 50m
Multiple Airlines
Wed 6/104:10 pm
CRL
- ORD
1 stop26h 40m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$900
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2610:25 pm
ORD
- CRL
2 stops15h 50m
Multiple Airlines
Sat 6/136:45 am
CRL
- ORD
1 stop36h 05m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$902
One-way flights from Chicago to BrusselsSearch for one-way flight options from Chicago to Brussels. Find affordable one-way fares based on user searches. Data last updated April 17, 2026.
Search for one-way flight options from Chicago to Brussels. Find affordable one-way fares based on user searches. Data last updated April 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/42:10 pm
ORD
- CRL
3 stops23h 25m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/310:25 pm
ORD
- CRL
3 stops37h 15m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/237:25 pm
ORD
- CRL
2 stops20h 30m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/42:10 pm
ORD
- BRU
3 stops37h 05m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$378
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/223:45 pm
ORD
- CRL
2 stops23h 30m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$378
This Kiwi.com deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:45 pm
ORD
- BRU
1 stop18h 40m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/237:25 pm
ORD
- BRU
3 stops30h 45m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$380
This Kiwi.com deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:00 pm
ORD
- BRU
1 stop29h 20m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:45 pm
ORD
- CRL
2 stops16h 45m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:30 am
MDW
- BRU
3 stops42h 10m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$387
This Kiwi.com deal was found by Cheapflights users on 4/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/310:25 pm
ORD
- BRU
2 stops28h 50m
Multiple Airlines
Deal found 4/12![Multiple Airlines logo]()
$391
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:30 pm
ORD
- CRL
2 stops46h 15m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$391
Find flight deals from Chicago to Brussels
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Brussels (BR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 17, 2026.
Round-trip from | $636 (Turkish Airlines) |
|---|---|
One-way from | $290 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $611 |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago to Brussels that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2026.
Use the filters below to find and compare flights from Chicago to Brussels that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoBrussels
ORD - BRU
ORDBRU
Chicago O'Hare Intl
Thu 9/10
8:10 pm-10:10 am
1 stop31h 00m
Brussels Bruxelles-National
Sun 9/20
2:25 pm-9:40 am
1 stop26h 15m
$696
ChicagoBrussels
ORD - BRU
ORDBRU
Chicago O'Hare Intl
Thu 9/10
7:00 am-9:40 am
2 stops19h 40m
Brussels Bruxelles-National
Sun 9/20
9:20 pm-4:10 pm
2 stops25h 50m
$827
ChicagoBrussels
ORD - CRL
ORDCRL
Chicago O'Hare Intl
Thu 10/8
7:25 pm-10:55 pm
2 stops20h 30m
Charleroi Brussels
Sun 10/18
8:35 pm-6:15 pm
3 stops28h 40m
$955
ChicagoBrussels
ORD - CRL
ORDCRL
Chicago O'Hare Intl
Thu 6/11
1:49 pm-12:50 pm
2 stops40h 01m
Charleroi Brussels
Sat 6/20
4:50 pm-11:50 am
1 stop26h 00m
$959
ChicagoBrussels
ORD - CRL
ORDCRL
Chicago O'Hare Intl
Thu 5/14
8:00 am-9:30 pm
3 stops30h 30m
Charleroi Brussels
Thu 5/21
6:30 am-11:56 pm
3 stops24h 26m
$987
ChicagoBrussels
ORD - CRL
ORDCRL
Chicago O'Hare Intl
Wed 7/15
5:06 pm-5:45 pm
2 stops17h 39m
Charleroi Brussels
Wed 7/22
4:10 pm-11:50 am
1 stop26h 40m
$990
ChicagoBrussels
ORD - CRL
ORDCRL
Chicago O'Hare Intl
Wed 5/13
9:00 pm-10:15 pm
2 stops18h 15m
Charleroi Brussels
Tue 5/19
1:50 pm-4:00 pm
2 stops33h 10m
$996
ChicagoBrussels
ORD - CRL
ORDCRL
Chicago O'Hare Intl
Mon 7/6
4:55 pm-11:55 am
1 stop12h 00m
Charleroi Brussels
Wed 7/29
4:10 pm-11:50 am
1 stop26h 40m
$1,006
ChicagoBrussels
ORD - CRL
ORDCRL
Chicago O'Hare Intl
Sun 6/7
1:20 pm-6:20 pm
2 stops22h 00m
Charleroi Brussels
Wed 6/17
4:10 pm-11:50 am
1 stop26h 40m
$1,008
ChicagoBrussels
MDW - BRU
MDWBRU
Chicago Midway
Tue 8/25
8:45 am-12:45 pm
2 stops21h 00m
Brussels Bruxelles-National
Fri 8/28
9:30 am-10:00 pm
2 stops19h 30m
$1,158
Showing 1-10 of 53 resultsSorted by cheapest first
Best time to book a flight from Chicago to Brussels
Have a flexible travel schedule? Discover the best time to fly to Brussels from Chicago with our price prediction graph.
CHI-BR1
ORD-BRU
ORD-CRL
MDW-BRU
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago to Brussels
CHI-BR1
ORD-BRU
ORD-CRL
MDW-BRU
How far ahead should I book a flight from Chicago to Brussels?
Use this chart to determine the optimal time to book a round-trip flight from Chicago to Brussels. Price data was last updated on April 10, 2026.
Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Brussels. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Chicago to Brussels?
Currently, May is the cheapest month in which you can book a flight from Chicago to Brussels (average of $129). Flying from Chicago to Brussels in June is currently the most expensive (average of $446). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from CHI to BRU?
Find hourly flight availability from Chicago to Brussels. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2026.
When flying from Chicago to Brussels, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Chicago to Brussels
Explore weekly flight availability from Chicago to Brussels. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 17, 2026.
The most flights from CHI to BR1 are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).
How much does it cost to fly round-trip from Chicago to Brussels?
Reviews of airlines servicing Brussels
Get insights into the airlines that provide service to Brussels. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Brussels. Reviews last updated April 17, 2026.
Read reviews from past customers who have flown United Airlines,Aer Lingus, andTurkish Airlines from Chicago to Brussels. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.6
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Food
6.6
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Food
6.6
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Food
6.6
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Food
6.6
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Food
6.6
Entertainment
7.1
Crew
8.1
Overall
7.4
Boarding
7.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Related info for your journey
Find useful and relevant information for your journey from Chicago to Brussels. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Chicago
Popular flights
Alternative routes for Chicago to Brussels
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Brussels by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Chicago to Brussels by cabin class
Find flights from Chicago to Brussels, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Chicago and Brussels flights
Browse other Chicago and Brussels flight options. Last updated on April 17, 2026.
Other flights from Chicago
Browse through other flights departing from Chicago. Flights are based on user searches made on Cheapflights and were last updated on April 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 8 airlines flying from Chicago to Brussels
Discover the top 8 airlines that operate flights from Chicago to Brussels. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$293 | Average$511 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$418 | Average$617 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$419 | Average$806 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$444 | Average$463 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$481 | Average$751 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$589 | Average$1,048 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$752 | Average$1,765 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$969 | Average$1,369 | FlexibilityNo cancel fee | On-time76% |