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Cheap flights from Belfast to Chicago O'Hare Intl Airport from £277
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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — ORD
23 Nov — 30 Nov1
Find flight deals from Belfast to O'Hare Intl
Cheapest flights from Belfast to O'Hare IntlExplore the most affordable flight options available from Belfast to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2025.
Explore the most affordable flight options available from Belfast to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2025.
Sat 6/1207:20BFS - ORD
2 stops16h 35mMultiple Airlines
Sat 13/1219:40ORD - BFS
2 stops13h 00mMultiple Airlines
Deal found 22/10£643
Sat 6/1211:35BHD - ORD
1 stop33h 50mFinnair
Sat 13/1216:39ORD - BHD
2 stops39h 16mFinnair
Deal found 22/10£663
Sat 6/1211:35BHD - ORD
2 stops18h 16mBritish Airways
Sat 13/1220:40ORD - BHD
2 stops31h 40mBritish Airways
Deal found 22/10£666
Sun 7/1206:00BFS - ORD
2 stops17h 55mMultiple Airlines
Sun 14/1219:40ORD - BFS
2 stops20h 30mMultiple Airlines
Deal found 23/10£669
Sat 6/1206:30BHD - ORD
1 stop13h 50mVirgin Atlantic
Sat 13/1216:25ORD - BHD
1 stop22h 35mVirgin Atlantic
Deal found 22/10£708
Sat 6/1217:20BHD - ORD
3 stops30h 35mMultiple Airlines
Sat 13/1215:50ORD - BHD
2 stops16h 00mMultiple Airlines
Deal found 22/10£879
Mon 10/1109:15BHD - ORD
1 stop15h 30mAmerican Airlines
Fri 14/1120:40ORD - BHD
1 stop14h 35mAmerican Airlines
Deal found 23/10£1,917
Cheap flight deals from Belfast to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Belfast (BF1) to O'Hare Intl (ORD). 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 24 October 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Belfast to O'Hare Intl 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 858,174 searches. Data last updated 24 October 2025.
Use the filters below to find and compare flights from Belfast to Chicago O'Hare Intl Airport that are best for you.
Fly from
Belfast
Fly to
O'Hare Intl
Route
Depart
Return
Price
BelfastChicago
BHD - ORD
BHDORD
Belfast City
Thu 5/3
11:05-17:00
1 stop11h 55m
Chicago O'Hare Intl
Mon 9/3
13:30-10:40
2 stops16h 10m
£623
BelfastChicago
BFS - ORD
BFSORD
Belfast Intl
Sat 6/12
07:20-17:55
2 stops16h 35m
Chicago O'Hare Intl
Sat 13/12
19:40-14:40
2 stops13h 00m
£643
BelfastChicago
BHD - ORD
BHDORD
Belfast City
Sat 6/12
11:35-15:25
1 stop33h 50m
Chicago O'Hare Intl
Sat 13/12
16:39-13:55
2 stops39h 16m
£663
BelfastChicago
BHD - ORD
BHDORD
Belfast City
Sat 6/12
11:35-23:51
2 stops18h 16m
Chicago O'Hare Intl
Sat 13/12
20:40-10:20
2 stops31h 40m
£666
BelfastChicago
BFS - ORD
BFSORD
Belfast Intl
Sun 7/12
06:00-17:55
2 stops17h 55m
Chicago O'Hare Intl
Sun 14/12
19:40-22:10
2 stops20h 30m
£669
BelfastChicago
BHD - ORD
BHDORD
Belfast City
Sat 6/12
06:30-14:20
1 stop13h 50m
Chicago O'Hare Intl
Sat 13/12
16:25-21:00
1 stop22h 35m
£708
BelfastChicago
BFS - ORD
BFSORD
Belfast Intl
Sat 10/1
23:10-21:23
2 stops52h 13m
£277
BelfastChicago
BHD - ORD
BHDORD
Belfast City
Sat 10/1
14:15-10:49
3 stops50h 34m
£282
BelfastChicago
BHD - ORD
BHDORD
Belfast City
Sat 10/1
06:35-17:00
1 stop16h 25m
£488
Best time to book a flight from Belfast to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Belfast with our price prediction graph.
Estimated return 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 Belfast to Chicago O'Hare Intl Airport
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated 24 October 2025.
See what other customers who have flown with British Airways from Belfast to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
7.6
Overall
6.7
Boarding
6.9
Entertainment
6.4
Comfort
6.7
Food
6.3
Reviews
1 / 20
6.0
GoodRoxanne,Sept 2025
LHR - IAD
Crew
7.6
Overall
6.7
Boarding
6.9
Entertainment
6.4
Comfort
6.7
Food
6.3
Reviews
1 / 20
6.0
GoodRoxanne,Sept 2025
LHR - IAD
Related info for your journey
Find useful and relevant information for your journey from Belfast to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsDowners Grove
Elk Grove Village
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Alternative routes for Belfast to O'Hare Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Belfast to O'Hare Intl
Discover the top airline that operate flights from Belfast to O'Hare Intl. 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 858,174 searches. Data last updated 24 October 2025.
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How does Cheapflights help users find flights from Belfast to O'Hare Intl?
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Why should you use Cheapflights to find cheap flight tickets from Belfast to O'Hare Intl?
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Can Cheapflights find flights from Belfast to O'Hare Intl with no change fees?
Yes! Cheapflights helps users easily find flights from Belfast to O'Hare Intl with no change fees.
Can Cheapflights notify me if prices for flights from Belfast to O'Hare Intl become cheaper?
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