$236+ Cheap flights from O'Hare Intl (ORD) to Belfast
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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BHD
Aug 11 — Aug 181
Round-trip
1 adult, Economy
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Cheapest flights from O'Hare Intl to BelfastExplore the most affordable flight options available from O'Hare Intl to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
Explore the most affordable flight options available from O'Hare Intl to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
This Mytrip deal was found by Cheapflights users on 7/8. 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.
Thu 10/17:25 pm
ORD
- BHD
2 stops17h 15m
Multiple Airlines
Wed 10/77:00 am
BHD
- ORD
2 stops20h 25m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$654
This Mytrip deal was found by Cheapflights users on 7/8. 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.
Thu 10/17:25 pm
ORD
- BFS
2 stops17h 55m
Multiple Airlines
Wed 10/78:15 am
BFS
- ORD
2 stops19h 10m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$669
This Mytrip deal was found by Cheapflights users on 7/8. 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 10/57:25 pm
ORD
- BFS
2 stops14h 10m
Multiple Airlines
Sun 10/117:10 am
BFS
- ORD
2 stops20h 15m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$694
This Mytrip deal was found by Cheapflights users on 7/9. 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
ORD
- BFS
2 stops20h 25m
Multiple Airlines
Wed 12/910:40 am
BFS
- ORD
3 stops36h 40m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$751
This Mytrip deal was found by Cheapflights users on 7/10. 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 8/2410:25 pm
ORD
- BFS
2 stops17h 50m
Multiple Airlines
Mon 8/316:40 am
BFS
- ORD
3 stops33h 36m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$762
This Mytrip deal was found by Cheapflights users on 7/9. 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 8/237:25 pm
ORD
- BFS
2 stops20h 05m
Multiple Airlines
Sun 8/309:35 am
BFS
- ORD
3 stops41h 45m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$787
This Mytrip deal was found by Cheapflights users on 7/8. 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 10/57:25 pm
ORD
- BHD
2 stops15h 25m
Multiple Airlines
Sun 10/117:00 am
BHD
- ORD
2 stops20h 25m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$791
This Mytrip deal was found by Cheapflights users on 7/9. 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 10/97:25 pm
ORD
- BFS
2 stops19h 50m
Multiple Airlines
Fri 10/235:30 pm
BFS
- ORD
3 stops30h 45m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$794
This Mytrip deal was found by Cheapflights users on 7/12. 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 8/269:50 am
ORD
- BHD
2 stops20h 00m
Multiple Airlines
Wed 9/22:45 pm
BHD
- ORD
3 stops36h 35m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$861
This Cheapflightsfares deal was found by Cheapflights users on 7/9. 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.
Tue 12/19:50 pm
ORD
- BHD
1 stop14h 50m
British Airways
Wed 12/911:25 am
BHD
- ORD
1 stop13h 20m
British Airways
Deal found 7/9![British Airways logo]()
$867
This oojo deal was found by Cheapflights users on 7/8. 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 11/159:50 pm
ORD
- BHD
1 stop14h 50m
British Airways
Thu 11/197:40 am
BHD
- ORD
1 stop17h 05m
British Airways
Deal found 7/8![British Airways logo]()
$882
This lol.travel deal was found by Cheapflights users on 7/9. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/94:20 pm
ORD
- BHD
1 stop11h 00m
Virgin Atlantic
Tue 8/255:25 pm
BHD
- ORD
1 stop27h 05m
Virgin Atlantic
Deal found 7/9![Virgin Atlantic logo]()
$886
Best flights from O'Hare Intl to BelfastDiscover carefully curated flight deals from O'Hare Intl to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 12, 2026.
Discover carefully curated flight deals from O'Hare Intl to Belfast that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 12, 2026.
This Mytrip deal was found by Cheapflights users on 7/8. 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.
Thu 10/17:25 pm
ORD
- BFS
2 stops17h 55m
Multiple Airlines
Wed 10/78:15 am
BFS
- ORD
2 stops19h 10m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$669
This British Airways deal was found by Cheapflights users on 7/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:09 am
ORD
- BHD
2 stops16h 41m
British Airways
Wed 9/26:30 am
BHD
- ORD
1 stop15h 25m
British Airways
Deal found 7/12![British Airways logo]()
$949
This KLM deal was found by Cheapflights users on 7/9. 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.
Sun 7/194:20 pm
ORD
- BHD
1 stop18h 35m
KLM
Sat 7/255:30 pm
BHD
- ORD
1 stop26h 45m
KLM
Deal found 7/9![KLM logo]()
$1,307
This Mytrip deal was found by Cheapflights users on 7/8. 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.
Sat 8/227:25 pm
ORD
- BFS
2 stops22h 00m
Multiple Airlines
Sat 8/298:15 pm
BFS
- ORD
3 stops31h 10m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$762
This Mytrip deal was found by Cheapflights users on 7/9. 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 8/237:25 pm
ORD
- BFS
2 stops20h 05m
Multiple Airlines
Sun 8/309:35 am
BFS
- ORD
3 stops41h 45m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$787
This Mytrip deal was found by Cheapflights users on 7/10. 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 8/2410:25 pm
ORD
- BFS
2 stops17h 50m
Multiple Airlines
Mon 8/316:40 am
BFS
- ORD
2 stops17h 35m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$798
This Mytrip deal was found by Cheapflights users on 7/12. 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 8/263:45 pm
ORD
- BFS
2 stops24h 00m
Multiple Airlines
Wed 9/28:20 am
BFS
- ORD
3 stops43h 00m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$821
This Mytrip deal was found by Cheapflights users on 7/10. 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 8/96:00 pm
ORD
- BFS
2 stops21h 50m
Multiple Airlines
Tue 8/258:15 pm
BFS
- ORD
3 stops46h 25m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$881
This Mytrip deal was found by Cheapflights users on 7/8. 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 10/58:45 am
ORD
- BFS
3 stops22h 30m
Multiple Airlines
Sun 10/114:10 pm
BFS
- ORD
3 stops33h 38m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$892
This British Airways deal was found by Cheapflights users on 7/7. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/49:15 pm
ORD
- BHD
1 stop14h 25m
British Airways
Wed 10/76:30 am
BHD
- ORD
1 stop17h 45m
British Airways
Deal found 7/7![British Airways logo]()
$1,474
This Mytrip deal was found by Cheapflights users on 7/12. 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 9/17:25 pm
ORD
- BHD
2 stops19h 05m
Multiple Airlines
Sat 9/57:00 am
BHD
- ORD
3 stops33h 19m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$936
Last-minute flights from O'Hare Intl to BelfastDiscover last-minute flight deals from O'Hare Intl to Belfast. Data last updated July 12, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Belfast. Data last updated July 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:15 pm
ORD
- BHD
1 stop12h 10m
American Airlines
Sat 8/157:05 am
BHD
- ORD
1 stop16h 10m
American Airlines
Deal found 7/9![American Airlines logo]()
$1,103
This FlightHub deal was found by Cheapflights users on 7/9. 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.
Sat 8/84:29 pm
ORD
- BHD
2 stops16h 36m
British Airways
Sat 8/157:05 am
BHD
- ORD
1 stop16h 10m
British Airways
Deal found 7/9![British Airways logo]()
$1,136
This lol.travel deal was found by Cheapflights users on 7/9. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/94:20 pm
ORD
- BHD
1 stop11h 00m
Virgin Atlantic
Tue 8/255:25 pm
BHD
- ORD
1 stop27h 05m
Virgin Atlantic
Deal found 7/9![Virgin Atlantic logo]()
$886
This Expedia deal was found by Cheapflights users on 7/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/910:09 am
ORD
- BHD
2 stops16h 31m
British Airways
Tue 8/256:30 am
BHD
- ORD
1 stop15h 25m
British Airways
Deal found 7/9![British Airways logo]()
$938
This Mytrip deal was found by Cheapflights users on 7/9. 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 8/92:15 pm
ORD
- BHD
3 stops21h 30m
Multiple Airlines
Tue 8/255:05 pm
BHD
- ORD
3 stops29h 52m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$1,013
This Mytrip deal was found by Cheapflights users on 7/9. 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 8/237:25 pm
ORD
- BFS
2 stops20h 05m
Multiple Airlines
Sun 8/309:35 am
BFS
- ORD
3 stops41h 45m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$787
This Mytrip deal was found by Cheapflights users on 7/10. 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 8/2410:25 pm
ORD
- BFS
2 stops17h 50m
Multiple Airlines
Mon 8/316:40 am
BFS
- ORD
3 stops33h 36m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$762
This Mytrip deal was found by Cheapflights users on 7/12. 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 8/267:25 pm
ORD
- BFS
3 stops21h 50m
Multiple Airlines
Wed 9/28:20 am
BFS
- ORD
3 stops43h 00m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$812
This Mytrip deal was found by Cheapflights users on 7/12. 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 8/269:50 am
ORD
- BHD
2 stops20h 00m
Multiple Airlines
Wed 9/22:45 pm
BHD
- ORD
3 stops36h 35m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$861
This American Airlines deal was found by Cheapflights users on 7/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:45 pm
ORD
- BHD
1 stop12h 55m
American Airlines
Wed 9/210:05 am
BHD
- ORD
1 stop13h 10m
American Airlines
Deal found 7/12![American Airlines logo]()
$942
This British Airways deal was found by Cheapflights users on 7/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:09 am
ORD
- BHD
2 stops16h 41m
British Airways
Wed 9/26:30 am
BHD
- ORD
1 stop15h 25m
British Airways
Deal found 7/12![British Airways logo]()
$949
One-way flights from O'Hare Intl to BelfastSearch for one-way flight options from O'Hare Intl to Belfast. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
Search for one-way flight options from O'Hare Intl to Belfast. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Sun 8/307:25 pm
ORD
- BFS
3 stops53h 40m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Sun 8/307:25 pm
ORD
- BHD
3 stops39h 25m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 7/267:25 pm
ORD
- BFS
3 stops30h 00m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 7/267:25 pm
ORD
- BHD
3 stops34h 50m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 7/12. 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.
Sat 9/1210:25 pm
ORD
- BFS
2 stops41h 05m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$324
This Mytrip deal was found by Cheapflights users on 7/12. 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.
Sat 9/127:25 pm
ORD
- BHD
2 stops19h 10m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$387
This oojo deal was found by Cheapflights users on 7/9. 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 9/810:09 am
ORD
- BHD
2 stops16h 51m
British Airways
Deal found 7/9![British Airways logo]()
$438
This Delta deal was found by Cheapflights users on 7/10. 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 8/314:50 pm
ORD
- BHD
1 stop10h 30m
Delta
Deal found 7/10![Delta logo]()
$467
This Cheapflightsfares deal was found by Cheapflights users on 7/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:15 pm
ORD
- BHD
1 stop15h 00m
British Airways
Deal found 7/12![British Airways logo]()
$487
Find flight deals from O'Hare Intl to Belfast
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Belfast (BF1). 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 July 12, 2026.
Round-trip from | $654 (Mytrip) |
|---|---|
One-way from | $236 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Belfast 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 July 12, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Belfast that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Thu 10/1
7:25 pm-7:20 pm
2 stops17h 55m
Belfast Intl
Wed 10/7
8:15 am-9:25 pm
2 stops19h 10m
$669
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Sat 8/22
7:25 pm-11:25 pm
2 stops22h 00m
Belfast Intl
Sat 8/29
8:15 pm-9:25 pm
3 stops31h 10m
$762
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Sun 8/23
7:25 pm-9:30 pm
2 stops20h 05m
Belfast Intl
Sun 8/30
9:35 am-9:20 pm
3 stops41h 45m
$787
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Mon 8/24
10:25 pm-10:15 pm
2 stops17h 50m
Belfast Intl
Mon 8/31
6:40 am-6:15 pm
2 stops17h 35m
$798
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Wed 8/26
3:45 pm-9:45 pm
2 stops24h 00m
Belfast Intl
Wed 9/2
8:20 am-9:20 pm
3 stops43h 00m
$821
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Sun 8/9
6:00 pm-9:50 pm
2 stops21h 50m
Belfast Intl
Tue 8/25
8:15 pm-12:40 pm
3 stops46h 25m
$881
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Mon 10/5
8:45 am-1:15 pm
3 stops22h 30m
Belfast Intl
Sun 10/11
4:10 pm-7:48 pm
3 stops33h 38m
$892
ChicagoBelfast
ORD - BHD
ORDBHD
Chicago O'Hare Intl
Tue 9/1
7:25 pm-8:30 pm
2 stops19h 05m
Belfast City
Sat 9/5
7:00 am-10:19 am
3 stops33h 19m
$936
Quickest round-trip
ChicagoBelfast
ORD - BHD
ORDBHD
Chicago O'Hare Intl
Wed 8/26
10:09 am-8:50 am
2 stops16h 41m
Belfast City
Wed 9/2
6:30 am-3:55 pm
1 stop15h 25m
$949
ChicagoBelfast
ORD - BHD
ORDBHD
Chicago O'Hare Intl
Sun 7/19
4:20 pm-4:55 pm
1 stop18h 35m
Belfast City
Sat 7/25
5:30 pm-2:15 pm
1 stop26h 45m
$1,307
Showing 1-10 of 17 resultsSorted by cheapest first
Best time to book a flight from O'Hare Intl to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from O'Hare Intl with our price prediction graph.
ORD-BF1
ORD-BFS
ORD-BHD
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 Belfast
ORD-BF1
ORD-BFS
ORD-BHD
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Belfast
Get insights into the airlines that provide service to Belfast. 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 Belfast. Reviews last updated July 12, 2026.
Read reviews from past customers who have flown British Airways from Chicago O'Hare Intl Airport to Belfast. 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
6.4
Overall
6.7
Food
6.4
Boarding
6.9
Comfort
6.8
Crew
7.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
IAH - LHR
Entertainment
6.4
Overall
6.7
Food
6.4
Boarding
6.9
Comfort
6.8
Crew
7.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Jun 2026
IAH - LHR
Related info for your journey
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O'Hare Intl and Belfast flights
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Other flights from O'Hare Intl
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Top airline flying from O'Hare Intl to Belfast
Discover the top airline that operate flights from O'Hare Intl to Belfast. 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 July 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$577 | Average$860 | FlexibilityNo cancel fee | On-time70% |