$253+ Cheap flights from O'Hare Intl (ORD) to Brussels
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BRU
Oct 9 — Oct 161
Round-trip
1 adult, Economy
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Find cheap flights from O'Hare Intl 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 O'Hare Intl to Brussels are usually found in April or November, booked 36 days in advance, depart on a Tuesday or Thursday and return on a Wednesday
Cheap flight deals from O'Hare Intl to Brussels
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Cheapest flights from O'Hare Intl to BrusselsExplore the most affordable flight options available from O'Hare Intl to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
Explore the most affordable flight options available from O'Hare Intl to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
This oojo deal was found by Cheapflights users on 9/8. 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 10/187:25 pm -
1 stop10h 30m
Thu 10/221:50 pm -
1 stop11h 25m
Deal found 9/8![Icelandair logo]()
$535
This Icelandair deal was found by Cheapflights users on 9/8. 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.
Sun 10/187:25 pm -
1 stop10h 30m
Thu 10/2912:50 pm -
1 stop11h 30m
Deal found 9/8![Icelandair logo]()
$565
This Trip.com deal was found by Cheapflights users on 9/4. 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.
Sat 12/56:30 pm -
1 stop10h 25m
Sun 1/1712:50 pm -
1 stop11h 30m
Deal found 9/4![Icelandair logo]()
$580
This Mytrip deal was found by Cheapflights users on 9/5. 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 12/16:30 pm -
1 stop13h 05m
Sun 12/66:55 am -
1 stop17h 25m
Deal found 9/5![Multiple Airlines logo]()
$604
This Mytrip deal was found by Cheapflights users on 9/8. 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 10/267:30 pm -
2 stops32h 10m
Thu 10/293:10 pm -
2 stops33h 10m
Deal found 9/8![Multiple Airlines logo]()
$668
This Mytrip deal was found by Cheapflights users on 9/7. 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 10/267:30 pm -
2 stops32h 10m
Mon 11/23:10 pm -
2 stops33h 10m
Deal found 9/7![Multiple Airlines logo]()
$674
This oojo deal was found by Cheapflights users on 9/4. 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 12/27:00 pm -
1 stop15h 05m
Wed 12/96:00 am -
1 stop16h 30m
Deal found 9/4![TAP AIR PORTUGAL logo]()
$676
This Mytrip deal was found by Cheapflights users on 9/8. 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 10/257:30 pm -
3 stops32h 55m
Thu 10/297:20 pm -
3 stops29h 00m
Deal found 9/8![Multiple Airlines logo]()
$678
This Mytrip deal was found by Cheapflights users on 9/7. 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 12/16:30 pm -
1 stop13h 05m
Thu 12/107:15 pm -
2 stops29h 05m
Deal found 9/7![Multiple Airlines logo]()
$682
This Booking.com deal was found by Cheapflights users on 9/7. 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.
Sun 11/18:10 pm -
1 stop31h 50m
Tue 11/105:55 pm -
1 stop28h 35m
Deal found 9/7![TAP AIR PORTUGAL logo]()
$683
This Mytrip deal was found by Cheapflights users on 9/8. 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 10/143:45 pm -
1 stop10h 50m
Wed 10/2110:30 am -
1 stop15h 45m
Deal found 9/8![Multiple Airlines logo]()
$686
This FlightHub deal was found by Cheapflights users on 9/7. 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 10/186:00 pm -
1 stop14h 05m
Thu 11/125:55 pm -
1 stop28h 35m
Deal found 9/7![TAP AIR PORTUGAL logo]()
$693
Best flights from O'Hare Intl to BrusselsDiscover carefully curated flight deals from O'Hare Intl to Brussels that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
Discover carefully curated flight deals from O'Hare Intl to Brussels that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
This Mytrip deal was found by Cheapflights users on 9/8. 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 10/611:05 am -
2 stops20h 30m
Tue 10/136:55 am -
2 stops20h 00m
Deal found 9/8![Multiple Airlines logo]()
$776
This United Airlines deal was found by Cheapflights users on 9/6. 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 11/15:50 pm -
Nonstop8h 05m
Tue 11/1010:00 am -
1 stop16h 52m
Deal found 9/6![United Airlines logo]()
$788
This Turkish Airlines deal was found by Cheapflights users on 9/5. 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.
Sat 10/178:10 pm -
1 stop18h 15m
Wed 10/216:50 pm -
1 stop21h 50m
Deal found 9/5![Turkish Airlines logo]()
$801
This Scandinavian Airlines deal was found by Cheapflights users on 9/8. 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 10/97:15 pm -
1 stop17h 35m
Sat 10/248:30 pm -
1 stop28h 15m
Deal found 9/8![Scandinavian Airlines logo]()
$928
This Brussels Airlines deal was found by Cheapflights users on 9/6. 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 Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:50 pm -
Nonstop8h 05m
Tue 11/1010:10 am -
Nonstop9h 00m
Deal found 9/6![Brussels Airlines logo]()
$1,003
This Mytrip deal was found by Cheapflights users on 9/6. 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.
Sat 10/315:30 pm -
2 stops20h 40m
Sat 11/215:35 pm -
2 stops28h 55m
Deal found 9/6![Multiple Airlines logo]()
$863
This Turkish Airlines deal was found by Cheapflights users on 9/4. 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.
Fri 10/211:25 am -
1 stop19h 05m
Fri 10/94:15 pm -
1 stop24h 25m
Deal found 9/4![Turkish Airlines logo]()
$908
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Tue 10/69:30 pm -
1 stop15h 30m
Tue 10/1310:15 am -
Nonstop8h 45m
Deal found 9/8![United Airlines logo]()
$940
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Fri 3/58:10 pm -
1 stop18h 25m
Sun 3/147:45 am -
1 stop14h 45m
Deal found 9/4![Multiple Airlines logo]()
$865
This Mytrip deal was found by Cheapflights users on 9/7. 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 10/2612:45 pm -
2 stops18h 35m
Mon 11/24:10 pm -
2 stops25h 50m
Deal found 9/7![Multiple Airlines logo]()
$887
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/29:30 pm -
1 stop28h 25m
Fri 10/910:15 am -
Nonstop8h 45m
Deal found 9/4![United Airlines logo]()
$999
This Mytrip deal was found by Cheapflights users on 9/5. 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 10/219:50 pm -
1 stop15h 10m
Wed 10/288:55 am -
1 stop18h 00m
Deal found 9/5![Multiple Airlines logo]()
$888
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/84:25 pm -
1 stop20h 35m
Thu 10/2210:15 am -
Nonstop8h 45m
Deal found 9/4![United Airlines logo]()
$999
This Mytrip deal was found by Cheapflights users on 9/4. 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.
Fri 10/211:25 am -
2 stops28h 30m
Fri 10/98:05 am -
2 stops32h 35m
Deal found 9/4![Multiple Airlines logo]()
$908
This United Airlines deal was found by Cheapflights users on 9/8. 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 10/154:25 pm -
1 stop20h 35m
Wed 10/2810:10 am -
Nonstop9h 00m
Deal found 9/8![United Airlines logo]()
$1,000
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Tue 10/136:00 pm -
Nonstop8h 00m
Mon 10/2610:10 am -
Nonstop9h 00m
Deal found 9/8![United Airlines logo]()
$1,003
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 11/255:40 pm -
1 stop16h 25m
Mon 11/309:45 pm -
2 stops24h 10m
Deal found 9/4![Multiple Airlines logo]()
$916
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Fri 10/309:05 pm -
1 stop15h 20m
Mon 11/96:20 am -
2 stops19h 00m
Deal found 9/4![Multiple Airlines logo]()
$920
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/156:05 pm -
1 stop12h 10m
Wed 10/2110:15 am -
Nonstop8h 45m
Deal found 9/7![United Airlines logo]()
$1,030
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/174:55 pm -
1 stop17h 10m
Thu 10/226:30 am -
2 stops38h 55m
Deal found 9/4![Multiple Airlines logo]()
$928
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/76:05 pm -
1 stop12h 10m
Sun 10/1110:15 am -
Nonstop8h 45m
Deal found 9/6![United Airlines logo]()
$1,030
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 11/25:40 pm -
1 stop20h 00m
Tue 11/106:00 pm -
2 stops27h 55m
Deal found 9/8![Multiple Airlines logo]()
$972
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/43:45 pm -
1 stop22h 40m
Thu 10/82:10 pm -
2 stops26h 30m
Deal found 9/3![Multiple Airlines logo]()
$1,016
Last-minute flights from O'Hare Intl to BrusselsDiscover last-minute flight deals from O'Hare Intl to Brussels. Data last updated September 9, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Brussels. Data last updated September 9, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 9/8. 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 10/67:15 pm -
2 stops19h 00m
Tue 10/139:00 pm -
2 stops26h 10m
Deal found 9/8![Multiple Airlines logo]()
$696
This Mytrip deal was found by Cheapflights users on 9/8. 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 10/143:45 pm -
1 stop10h 50m
Wed 10/2110:30 am -
1 stop15h 45m
Deal found 9/8![Multiple Airlines logo]()
$686
This Trip.com deal was found by Cheapflights users on 9/8. 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.
Thu 10/156:00 pm -
1 stop22h 55m
Thu 10/225:55 am -
1 stop13h 45m
Deal found 9/8![TAP AIR PORTUGAL logo]()
$698
This Justfly.com deal was found by Cheapflights users on 9/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:00 pm -
1 stop19h 05m
Wed 10/2111:50 am -
1 stop31h 50m
Deal found 9/7![TAP AIR PORTUGAL logo]()
$701
This oojo deal was found by Cheapflights users on 9/8. 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 10/187:25 pm -
1 stop10h 30m
Thu 10/221:50 pm -
1 stop11h 25m
Deal found 9/8![Icelandair logo]()
$535
This Icelandair deal was found by Cheapflights users on 9/8. 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.
Sun 10/187:25 pm -
1 stop10h 30m
Thu 10/2912:50 pm -
1 stop11h 30m
Deal found 9/8![Icelandair logo]()
$565
This FlightHub deal was found by Cheapflights users on 9/7. 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 10/186:00 pm -
1 stop14h 05m
Thu 11/125:55 pm -
1 stop28h 35m
Deal found 9/7![TAP AIR PORTUGAL logo]()
$693
This Mytrip deal was found by Cheapflights users on 9/6. 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 10/197:25 pm -
3 stops34h 45m
Thu 10/229:10 pm -
2 stops28h 05m
Deal found 9/6![Multiple Airlines logo]()
$702
This Priceline deal was found by Cheapflights users on 9/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 pm -
1 stop19h 05m
Thu 10/295:55 pm -
1 stop28h 35m
Deal found 9/6![TAP AIR PORTUGAL logo]()
$699
This Mytrip deal was found by Cheapflights users on 9/8. 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 10/257:30 pm -
3 stops32h 55m
Thu 10/297:20 pm -
3 stops29h 00m
Deal found 9/8![Multiple Airlines logo]()
$678
This Mytrip deal was found by Cheapflights users on 9/8. 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 10/267:30 pm -
2 stops32h 10m
Thu 10/293:10 pm -
2 stops33h 10m
Deal found 9/8![Multiple Airlines logo]()
$668
This Mytrip deal was found by Cheapflights users on 9/7. 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 10/267:30 pm -
2 stops32h 10m
Mon 11/23:10 pm -
2 stops33h 10m
Deal found 9/7![Multiple Airlines logo]()
$674
One-way flights from O'Hare Intl to BrusselsSearch for one-way flight options from O'Hare Intl to Brussels. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
Search for one-way flight options from O'Hare Intl to Brussels. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
This Mytrip deal was found by Cheapflights users on 9/6. 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 10/17:25 pm -
1 stop10h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Icelandair logo]()
$253
This Booking.com deal was found by Cheapflights users on 9/8. 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 10/710:25 pm -
1 stop31h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Icelandair logo]()
$257
This oojo deal was found by Cheapflights users on 9/4. 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.
Fri 10/1610:25 pm -
1 stop31h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Icelandair logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 11/306:30 pm -
2 stops33h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Fri 10/1610:25 pm -
2 stops33h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$319
This Mytrip deal was found by Cheapflights users on 9/5. 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 10/611:05 am -
3 stops23h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/247:30 pm -
3 stops35h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/67:00 am -
3 stops31h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/17:25 pm -
3 stops37h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 12/83:55 pm -
1 stop19h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Aer Lingus logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Fri 10/1610:25 pm -
3 stops51h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 11/306:30 pm -
3 stops32h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$351
Find flight deals from O'Hare Intl to Brussels
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) 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 September 9, 2026.
Round-trip from | $535 (oojo) |
|---|---|
One-way from | $253 (Mytrip) |
Popular in | July |
Cheapest in | April |
Average price | $806 |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl 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 7,457,451 searches. Data last updated September 9, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Brussels that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoBrussels
ORD Chicago O'Hare Intl - CRL Charleroi Brussels
ORDCRL
Chicago O'Hare Intl
Wed 12/2
6:30 pm-10:05 pm
2 stops20h 35m
Charleroi Brussels
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$318
ChicagoBrussels
ORD Chicago O'Hare Intl - CRL Charleroi Brussels
ORDCRL
Chicago O'Hare Intl
Wed 11/4
6:30 pm-10:05 pm
2 stops20h 35m
Charleroi Brussels
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$318
ChicagoBrussels
ORD Chicago O'Hare Intl - CRL Charleroi Brussels
ORDCRL
Chicago O'Hare Intl
Mon 11/30
6:30 pm-10:30 am
2 stops33h 00m
Charleroi Brussels
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$318
ChicagoBrussels
ORD Chicago O'Hare Intl - CRL Charleroi Brussels
ORDCRL
Chicago O'Hare Intl
Fri 10/16
10:25 pm-3:20 pm
2 stops33h 55m
Charleroi Brussels
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$319
ChicagoBrussels
ORD Chicago O'Hare Intl - CRL Charleroi Brussels
ORDCRL
Chicago O'Hare Intl
Sat 12/5
6:30 pm-9:55 am
2 stops32h 25m
Charleroi Brussels
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$320
ChicagoBrussels
ORD Chicago O'Hare Intl - BRU Brussels Bruxelles-National
ORDBRU
Chicago O'Hare Intl
Tue 10/6
11:05 am-5:25 pm
3 stops23h 20m
Brussels Bruxelles-National
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$333
ChicagoBrussels
ORD Chicago O'Hare Intl - CRL Charleroi Brussels
ORDCRL
Chicago O'Hare Intl
Sat 10/24
7:30 pm-1:55 pm
3 stops35h 25m
Charleroi Brussels
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$333
ChicagoBrussels
ORD Chicago O'Hare Intl - CRL Charleroi Brussels
ORDCRL
Chicago O'Hare Intl
Tue 10/6
7:00 am-9:15 pm
3 stops31h 15m
Charleroi Brussels
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$337
ChicagoBrussels
ORD Chicago O'Hare Intl - BRU Brussels Bruxelles-National
ORDBRU
Chicago O'Hare Intl
Sat 11/28
6:30 pm-10:50 am
2 stops33h 20m
Brussels Bruxelles-National
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$355
ChicagoBrussels
ORD Chicago O'Hare Intl - BRU Brussels Bruxelles-National
ORDBRU
Chicago O'Hare Intl
Wed 12/2
8:05 pm-5:15 pm
1 stop14h 10m
Brussels Bruxelles-National
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$380
Showing 1-10 of 40 resultsSorted by cheapest first
Best time to book a flight from O'Hare Intl to Brussels
Have a flexible travel schedule? Discover the best time to fly to Brussels from O'Hare Intl with our price prediction graph.
ORD-BR1
ORD-CRL
ORD-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 O'Hare Intl Airport to Brussels
ORD-BR1
ORD-CRL
ORD-BRU
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Brussels?
Currently, April is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Brussels (average of $610). Flying from Chicago O'Hare Intl Airport to Brussels in July is currently the most expensive (average of $1,398). 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 ORD to BRU?
Find hourly flight availability from O'Hare Intl 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 September 9, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Brussels as you normally would.
Weekly flight availability from Chicago O'Hare Intl Airport to Brussels
Explore weekly flight availability from O'Hare Intl 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 September 9, 2026.
The most flights from ORD 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 O'Hare Intl Airport to Brussels?
Airfare is below average for this route at the moment.
Chicago O'Hare Intl Airport to Brussels flights typically cost between $743 and $1,150 in October.The cheapest round-trip price found within the last 5 days was $535 on Icelandair (Oct 18-Oct 22).
How far ahead should I book a flight from Chicago O'Hare Intl Airport to Brussels?
The best time to book flights from Chicago O'Hare Intl Airport to Brussels is 24 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 September 9, 2026.
Get a feel of what it's like to fly with Scandinavian Airlines,United Airlines, andAer Lingus from Chicago O'Hare Intl Airport to Brussels by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.8
Boarding
7.7
Overall
7.4
Crew
8.1
Comfort
7.4
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Entertainment
6.8
Boarding
7.7
Overall
7.4
Crew
8.1
Comfort
7.4
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Entertainment
6.8
Boarding
7.7
Overall
7.4
Crew
8.1
Comfort
7.4
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Entertainment
6.8
Boarding
7.7
Overall
7.4
Crew
8.1
Comfort
7.4
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Entertainment
6.8
Boarding
7.7
Overall
7.4
Crew
8.1
Comfort
7.4
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Entertainment
6.8
Boarding
7.7
Overall
7.4
Crew
8.1
Comfort
7.4
Food
6.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
BOS - CPH
Related info for your journey
Find useful and relevant information for your journey from O'Hare Intl 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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Search flights from O'Hare Intl to Brussels by cabin class
Find flights from O'Hare Intl to Brussels, based on your preferred cabin class, be it economy, premium economy, business, or first class.
O'Hare Intl and Brussels flights
Browse other O'Hare Intl and Brussels flight options. Last updated on September 9, 2026.
Other flights from O'Hare Intl
Browse through other flights departing from O'Hare Intl. Flights are based on user searches made on Cheapflights and were last updated on September 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from O'Hare Intl to Brussels
Discover the top 7 airlines that operate flights from O'Hare Intl 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 7,457,451 searches. Data last updated September 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$433 | Average$665 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$444 | Average$463 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$477 | Average$671 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$531 | Average$751 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$752 | Average$1,656 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$849 | Average$1,345 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$969 | Average$1,369 | FlexibilityNo cancel fee | On-time76% |