$224+ 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BRU
Mar 25 — Apr 11
1 adult, Economy
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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 17 days in advance, depart on a Tuesday or Wednesday and return on a Thursday
Cheap flight deals from Chicago to Brussels
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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 February 23, 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 February 23, 2026.
This Booking.com deal was found by Cheapflights users on 2/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/43:50 pm
ORD
- BRU
1 stop10h 45m
Aer Lingus
Mon 3/910:15 am
BRU
- ORD
1 stop14h 40m
Aer Lingus
Deal found 2/19![Aer Lingus logo]()
$431
This AirNGo deal was found by Cheapflights users on 2/20. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:15 pm
ORD
- BRU
1 stop17h 35m
Scandinavian Airlines
Mon 4/275:45 am
BRU
- ORD
1 stop17h 25m
Scandinavian Airlines
Deal found 2/20![Scandinavian Airlines logo]()
$451
This FlightHub deal was found by Cheapflights users on 2/21. 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 11/87:20 pm
ORD
- BRU
2 stops32h 30m
Scandinavian Airlines
Thu 11/1211:30 am
BRU
- ORD
2 stops36h 15m
Scandinavian Airlines
Deal found 2/21![Scandinavian Airlines logo]()
$457
This FlightHub deal was found by Cheapflights users on 2/19. 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.
Wed 12/27:20 pm
ORD
- BRU
2 stops32h 30m
Scandinavian Airlines
Wed 12/97:20 pm
BRU
- ORD
2 stops28h 25m
Scandinavian Airlines
Deal found 2/19![Scandinavian Airlines logo]()
$461
This FlightHub deal was found by Cheapflights users on 2/21. 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.
Wed 12/27:20 pm
ORD
- BRU
1 stop31h 20m
Scandinavian Airlines
Sun 12/67:45 pm
BRU
- ORD
2 stops28h 00m
Scandinavian Airlines
Deal found 2/21![Scandinavian Airlines logo]()
$462
This FlightHub deal was found by Cheapflights users on 2/21. 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 12/37:20 pm
ORD
- BRU
1 stop31h 20m
Scandinavian Airlines
Sun 12/67:45 pm
BRU
- ORD
2 stops28h 00m
Scandinavian Airlines
Deal found 2/21![Scandinavian Airlines logo]()
$472
This oojo deal was found by Cheapflights users on 2/22. 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.
Tue 9/17:15 pm
ORD
- BRU
1 stop16h 15m
Scandinavian Airlines
Tue 9/87:10 pm
BRU
- ORD
1 stop28h 00m
Scandinavian Airlines
Deal found 2/22![Scandinavian Airlines logo]()
$475
This Flightnetwork deal was found by Cheapflights users on 2/22. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:15 pm
ORD
- BRU
1 stop12h 20m
Scandinavian Airlines
Tue 4/217:10 pm
BRU
- ORD
1 stop28h 00m
Scandinavian Airlines
Deal found 2/22![Scandinavian Airlines logo]()
$476
This Mytrip deal was found by Cheapflights users on 2/20. 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 4/207:25 pm
ORD
- CRL
2 stops20h 35m
Multiple Airlines
Mon 4/278:50 am
CRL
- ORD
2 stops16h 00m
Multiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$548
This Mytrip deal was found by Cheapflights users on 2/20. 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 3/16:30 pm
ORD
- CRL
2 stops20h 50m
Multiple Airlines
Tue 3/106:20 am
CRL
- ORD
2 stops18h 00m
Multiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$624
This Mytrip deal was found by Cheapflights users on 2/22. 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 4/167:25 pm
ORD
- CRL
2 stops19h 05m
Multiple Airlines
Tue 4/211:50 pm
CRL
- ORD
2 stops33h 10m
Multiple Airlines
Deal found 2/22![Multiple Airlines logo]()
$633
This Mytrip deal was found by Cheapflights users on 2/21. 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 3/511:50 am
ORD
- CRL
2 stops27h 40m
Multiple Airlines
Mon 3/98:55 am
CRL
- ORD
2 stops32h 10m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$666
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 February 23, 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 February 23, 2026.
This Turkish Airlines deal was found by Cheapflights users on 2/19. 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.
Sun 4/511:25 am
ORD
- BRU
1 stop20h 50m
Turkish Airlines
Sun 4/126:50 pm
BRU
- ORD
1 stop21h 50m
Turkish Airlines
Deal found 2/19![Turkish Airlines logo]()
$676
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 5/259:00 pm
ORD
- CRL
1 stop28h 25m
Multiple Airlines
Tue 6/29:00 pm
CRL
- ORD
2 stops27h 50m
Multiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$729
This Delta deal was found by Cheapflights users on 2/20. 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 4/1210:45 am
MDW
- BRU
1 stop13h 55m
Delta
Tue 4/219:45 am
BRU
- MDW
2 stops15h 13m
Delta
Deal found 2/20![Delta logo]()
$772
This United Airlines deal was found by Cheapflights users on 2/20. 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 4/196:40 pm
ORD
- BRU
1 stop11h 35m
United Airlines
Sun 4/2610:15 am
BRU
- ORD
Nonstop8h 45m
United Airlines
Deal found 2/20![United Airlines logo]()
$799
This Scandinavian Airlines deal was found by Cheapflights users on 2/19. 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 7/197:15 pm
ORD
- BRU
1 stop12h 20m
Scandinavian Airlines
Wed 8/198:30 pm
BRU
- ORD
1 stop26h 40m
Scandinavian Airlines
Deal found 2/19![Scandinavian Airlines logo]()
$842
This KLM deal was found by Cheapflights users on 2/18. 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.
Tue 3/171:10 pm
MDW
- BRU
2 stops12h 25m
KLM
Sat 3/2810:00 am
BRU
- MDW
1 stop18h 31m
KLM
Deal found 2/18![KLM logo]()
$1,329
This Mytrip deal was found by Cheapflights users on 2/19. 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 3/410:00 am
ORD
- CRL
3 stops27h 55m
Multiple Airlines
Mon 3/96:50 am
CRL
- ORD
3 stops46h 57m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$732
This United Airlines deal was found by Cheapflights users on 2/21. 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 4/125:55 pm
ORD
- BRU
Nonstop8h 05m
United Airlines
Mon 4/2010:15 am
BRU
- ORD
Nonstop8h 45m
United Airlines
Deal found 2/21![United Airlines logo]()
$803
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 5/27:25 pm
ORD
- CRL
2 stops30h 50m
Multiple Airlines
Sat 8/84:55 pm
CRL
- ORD
1 stop25h 55m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$734
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 5/264:55 pm
ORD
- CRL
1 stop23h 05m
Multiple Airlines
Tue 6/27:55 am
CRL
- ORD
2 stops16h 55m
Multiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$800
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 5/254:55 pm
ORD
- CRL
1 stop12h 05m
Multiple Airlines
Wed 6/179:20 am
CRL
- ORD
2 stops15h 55m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$805
This United Airlines deal was found by Cheapflights users on 2/18. 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.
Thu 3/1912:50 pm
ORD
- BRU
1 stop13h 00m
United Airlines
Thu 3/2610:10 am
BRU
- ORD
Nonstop9h 00m
United Airlines
Deal found 2/18![United Airlines logo]()
$1,057
This Kissandfly.com deal was found by Cheapflights users on 2/19. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:25 pm
ORD
- CRL
3 stops50h 15m
Multiple Airlines
Wed 6/38:05 am
CRL
- ORD
1 stop34h 45m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$830
This United Airlines deal was found by Cheapflights users on 2/18. 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 3/205:55 pm
ORD
- BRU
Nonstop8h 00m
United Airlines
Sun 3/299:25 am
BRU
- ORD
1 stop32h 28m
United Airlines
Deal found 2/18![United Airlines logo]()
$1,107
This Mytrip deal was found by Cheapflights users on 2/19. 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 5/198:45 am
ORD
- CRL
3 stops29h 30m
Multiple Airlines
Sat 5/305:35 pm
CRL
- ORD
2 stops29h 25m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$848
This Delta deal was found by Cheapflights users on 2/21. 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 3/2910:45 am
MDW
- BRU
1 stop13h 55m
Delta
Mon 4/68:05 am
BRU
- MDW
2 stops16h 49m
Delta
Deal found 2/21![Delta logo]()
$1,376
This KLM deal was found by Cheapflights users on 2/19. 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.
Thu 3/266:07 pm
MDW
- BRU
1 stop31h 53m
KLM
Thu 4/29:45 am
BRU
- MDW
1 stop14h 37m
KLM
Deal found 2/19![KLM logo]()
$1,512
This Mytrip deal was found by Cheapflights users on 2/19. 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 5/198:45 am
ORD
- BRU
3 stops26h 30m
Multiple Airlines
Sat 5/308:55 pm
BRU
- ORD
1 stop26h 05m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$901
This Delta deal was found by Cheapflights users on 2/19. 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.
Fri 3/136:34 pm
MDW
- BRU
2 stops33h 36m
Delta
Thu 3/192:45 pm
BRU
- MDW
2 stops33h 09m
Delta
Deal found 2/19![Delta logo]()
$1,482
This KLM deal was found by Cheapflights users on 2/18. 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.
Thu 3/266:07 pm
MDW
- BRU
1 stop31h 53m
KLM
Mon 4/69:45 am
BRU
- MDW
1 stop14h 37m
KLM
Deal found 2/18![KLM logo]()
$1,593
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 4/129:00 pm
ORD
- CRL
1 stop17h 25m
Multiple Airlines
Tue 4/2112:25 pm
CRL
- ORD
1 stop33h 00m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$901
This Delta deal was found by Cheapflights users on 2/19. 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 3/141:10 pm
MDW
- BRU
2 stops15h 00m
Delta
Fri 3/2010:45 am
BRU
- MDW
2 stops37h 09m
Delta
Deal found 2/19![Delta logo]()
$1,532
This KLM deal was found by Cheapflights users on 2/22. 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.
Wed 6/310:55 am
MDW
- BRU
1 stop13h 45m
KLM
Wed 6/109:45 am
BRU
- MDW
1 stop13h 40m
KLM
Deal found 2/22![KLM logo]()
$1,602
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 4/129:00 pm
ORD
- CRL
1 stop17h 25m
Multiple Airlines
Wed 4/155:35 pm
CRL
- ORD
1 stop27h 50m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$910
This Mytrip deal was found by Cheapflights users on 2/19. 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 3/126:01 pm
ORD
- CRL
3 stops22h 44m
Multiple Airlines
Sun 3/228:50 am
CRL
- ORD
3 stops44h 27m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$931
This Icelandair deal was found by Cheapflights users on 2/19. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/310:25 pm
ORD
- BRU
2 stops13h 05m
Multiple Airlines
Wed 6/1010:20 am
BRU
- ORD
2 stops14h 55m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$986
This Icelandair deal was found by Cheapflights users on 2/19. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/13:15 pm
ORD
- BRU
2 stops14h 40m
Multiple Airlines
Mon 6/810:55 am
BRU
- ORD
2 stops14h 20m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$1,136
Last-minute flights from Chicago to BrusselsDiscover last-minute flight deals from Chicago to Brussels. Data last updated February 23, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Brussels. Data last updated February 23, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 2/20. 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 3/18:25 pm
ORD
- BRU
1 stop31h 35m
TAP AIR PORTUGAL
Tue 3/105:55 pm
BRU
- ORD
1 stop28h 05m
TAP AIR PORTUGAL
Deal found 2/20![TAP AIR PORTUGAL logo]()
$522
This oojo deal was found by Cheapflights users on 2/19. 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 3/17:20 pm
ORD
- BRU
1 stop12h 10m
Scandinavian Airlines
Wed 3/410:20 am
BRU
- ORD
1 stop13h 25m
Scandinavian Airlines
Deal found 2/19![Scandinavian Airlines logo]()
$534
This CrystalTravel deal was found by Cheapflights users on 2/20. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/17:20 pm
ORD
- BRU
1 stop17h 30m
Scandinavian Airlines
Tue 3/107:20 pm
BRU
- ORD
2 stops28h 25m
Scandinavian Airlines
Deal found 2/20![Scandinavian Airlines logo]()
$561
This Mytrip deal was found by Cheapflights users on 2/20. 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 3/16:30 pm
ORD
- CRL
2 stops20h 50m
Multiple Airlines
Tue 3/106:20 am
CRL
- ORD
2 stops18h 00m
Multiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$624
This Booking.com deal was found by Cheapflights users on 2/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/27:20 pm
ORD
- BRU
2 stops16h 20m
Scandinavian Airlines
Thu 3/510:20 am
BRU
- ORD
1 stop13h 25m
Scandinavian Airlines
Deal found 2/21![Scandinavian Airlines logo]()
$555
This Booking.com deal was found by Cheapflights users on 2/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/43:50 pm
ORD
- BRU
1 stop10h 45m
Aer Lingus
Mon 3/910:15 am
BRU
- ORD
1 stop14h 40m
Aer Lingus
Deal found 2/19![Aer Lingus logo]()
$431
This oojo deal was found by Cheapflights users on 2/19. 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 3/47:10 pm
ORD
- BRU
1 stop14h 55m
TAP AIR PORTUGAL
Tue 3/105:55 pm
BRU
- ORD
1 stop28h 05m
TAP AIR PORTUGAL
Deal found 2/19![TAP AIR PORTUGAL logo]()
$518
This FlightHub deal was found by Cheapflights users on 2/19. 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.
Wed 3/47:20 pm
ORD
- BRU
1 stop12h 10m
Scandinavian Airlines
Tue 3/1011:30 am
BRU
- ORD
2 stops36h 15m
Scandinavian Airlines
Deal found 2/19![Scandinavian Airlines logo]()
$577
This FlightHub deal was found by Cheapflights users on 2/19. 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.
Wed 3/48:20 pm
ORD
- BRU
1 stop18h 50m
Turkish Airlines
Mon 3/93:15 pm
BRU
- ORD
1 stop25h 50m
Turkish Airlines
Deal found 2/19![Turkish Airlines logo]()
$585
This FlightHub deal was found by Cheapflights users on 2/19. 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.
Mon 3/168:20 pm
ORD
- BRU
1 stop17h 30m
Scandinavian Airlines
Thu 3/1910:20 am
BRU
- ORD
1 stop13h 25m
Scandinavian Airlines
Deal found 2/19![Scandinavian Airlines logo]()
$479
This SmartFares deal was found by Cheapflights users on 2/20. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/238:20 pm
ORD
- BRU
1 stop12h 10m
Scandinavian Airlines
Mon 3/308:30 pm
BRU
- ORD
2 stops43h 55m
Scandinavian Airlines
Deal found 2/20![Scandinavian Airlines logo]()
$550
This FlightHub deal was found by Cheapflights users on 2/20. 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 3/298:10 pm
ORD
- BRU
1 stop18h 15m
Turkish Airlines
Tue 4/711:10 am
BRU
- ORD
1 stop29h 30m
Turkish Airlines
Deal found 2/20![Turkish Airlines logo]()
$557
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 February 23, 2026.
Search for one-way flight options from Chicago to Brussels. Find affordable one-way fares based on user searches. Data last updated February 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 4/147:25 pm
ORD
- CRL
2 stops29h 45m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 3/97:30 pm
ORD
- CRL
2 stops33h 40m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$228
This Trip.com deal was found by Cheapflights users on 2/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:25 pm
ORD
- BRU
2 stops15h 50m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 3/307:35 am
ORD
- BRU
3 stops43h 20m
Multiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 3/307:35 am
ORD
- CRL
3 stops51h 25m
Multiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 3/97:30 pm
ORD
- BRU
3 stops31h 05m
Multiple Airlines
Deal found 2/21![Multiple Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 8/117:25 pm
ORD
- CRL
2 stops13h 05m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$259
This Mytrip deal was found by Cheapflights users on 2/18. 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 4/77:25 pm
ORD
- CRL
2 stops18h 50m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 3/2411:19 am
MDW
- BRU
3 stops39h 06m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 4/77:25 pm
ORD
- BRU
3 stops36h 05m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 8/43:45 pm
ORD
- BRU
1 stop11h 10m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 8/163:45 pm
ORD
- CRL
1 stop22h 40m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$279
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 February 23, 2026.
Round-trip from | $431 (Booking.com) |
|---|---|
One-way from | $224 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $532 |
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 February 23, 2026.
Use the filters below to find and compare flights from Chicago to Brussels that are best for you.
Fly from
Chicago
Fly to
Brussels
Route
Depart
Return
Price
ChicagoBrussels
ORD - BRU
ORDBRU
Chicago O'Hare Intl
Sun 4/5
11:25 am-3:15 pm
1 stop20h 50m
Brussels Bruxelles-National
Sun 4/12
6:50 pm-9:40 am
1 stop21h 50m
$676
ChicagoBrussels
ORD - CRL
ORDCRL
Chicago O'Hare Intl
Mon 5/25
9:00 pm-8:25 am
1 stop28h 25m
Charleroi Brussels
Tue 6/2
9:00 pm-5:50 pm
2 stops27h 50m
$729
ChicagoBrussels
ORD - CRL
ORDCRL
Chicago O'Hare Intl
Wed 3/4
10:00 am-8:55 pm
3 stops27h 55m
Charleroi Brussels
Mon 3/9
6:50 am-11:47 pm
3 stops46h 57m
$732
ChicagoBrussels
ORD - CRL
ORDCRL
Chicago O'Hare Intl
Sat 5/2
7:25 pm-9:15 am
2 stops30h 50m
Charleroi Brussels
Sat 8/8
4:55 pm-11:50 am
1 stop25h 55m
$734
ChicagoBrussels
MDW - BRU
MDWBRU
Chicago Midway
Sun 4/12
10:45 am-7:40 am
1 stop13h 55m
Brussels Bruxelles-National
Tue 4/21
9:45 am-5:58 pm
2 stops15h 13m
$772
ChicagoBrussels
ORD - BRU
ORDBRU
Chicago O'Hare Intl
Sun 4/19
6:40 pm-1:15 pm
1 stop11h 35m
Brussels Bruxelles-National
Sun 4/26
10:15 am-12:00 pm
Nonstop8h 45m
$799
ChicagoBrussels
ORD - CRL
ORDCRL
Chicago O'Hare Intl
Tue 5/26
4:55 pm-11:00 pm
1 stop23h 05m
Charleroi Brussels
Tue 6/2
7:55 am-5:50 pm
2 stops16h 55m
$800
ChicagoBrussels
ORD - BRU
ORDBRU
Chicago O'Hare Intl
Sun 4/12
5:55 pm-9:00 am
Nonstop8h 05m
Brussels Bruxelles-National
Mon 4/20
10:15 am-12:00 pm
Nonstop8h 45m
$803
ChicagoBrussels
ORD - CRL
ORDCRL
Chicago O'Hare Intl
Mon 5/25
4:55 pm-12:00 pm
1 stop12h 05m
Charleroi Brussels
Wed 6/17
9:20 am-6:15 pm
2 stops15h 55m
$805
ChicagoBrussels
ORD - CRL
ORDCRL
Chicago O'Hare Intl
Wed 5/13
10:25 pm-7:40 am
3 stops50h 15m
Charleroi Brussels
Wed 6/3
8:05 am-11:50 am
1 stop34h 45m
$830
Showing 1-10 of 55 results
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-CRL
ORD-BRU
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-CRL
ORD-BRU
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 February 20, 2026.
Booking 16 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, September is the cheapest month in which you can book a flight from Chicago to Brussels (average of $293). Flying from Chicago to Brussels in February is currently the most expensive (average of $486). 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 February 23, 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 February 23, 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 February 23, 2026.
Read reviews from past customers who have flown United Airlines, Turkish Airlines, and Scandinavian 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.
Entertainment
7.1
Food
6.6
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Entertainment
7.1
Food
6.6
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Entertainment
7.1
Food
6.6
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Entertainment
7.1
Food
6.6
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Entertainment
7.1
Food
6.6
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Entertainment
7.1
Food
6.6
Overall
7.4
Boarding
7.7
Comfort
7.3
Crew
8.1
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
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.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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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 February 23, 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 February 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Chicago to Brussels
Discover the top 7 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 February 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$298 | Average$486 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$433 | Average$604 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$444 | Average$463 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$492 | Average$793 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$531 | Average$695 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$589 | Average$1,061 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$752 | Average$1,745 | FlexibilityNo cancel fee | On-timeN/A |