Find flights
When to book
FAQs

Cheap flights from Chicago O'Hare Intl Airport to Northern Ireland from £246

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BFS
12 Oct — 19 Oct1
1 adult
1 adult, Economy

Cheap flight deals from O'Hare Intl to Northern Ireland

Keep the following information in mind while searching for O'Hare Intl to Northern Ireland flight deals. Data was last updated 12 September 2025.

Round-trip from

£467

One-way from

£246
British Airways
  • British Airways
  • 3/12-7/12
  • 2 total stops
  • 42h 45m total
  • Chicago to Northern Ireland
Search Deals
9/1
  • 9/1
  • 2 total stops
  • 19h 29m total
  • Chicago to Northern Ireland
Search Deals

Find flight deals from O'Hare Intl to Northern Ireland

Cheapest flights from O'Hare Intl to Northern Ireland
Explore the most affordable flight options available from O'Hare Intl to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2025.

Wed 3/1217:10ORD - BHD
1 stop11h 05mBritish Airways
Sun 7/1212:10BHD - ORD
1 stop31h 40mBritish Airways
Deal found 9/9£467
Sun 26/1019:30ORD - BFS
2 stops18h 25mMultiple Airlines
Sun 2/1107:10BFS - ORD
2 stops16h 10mMultiple Airlines
Deal found 11/9£468
Fri 3/1014:05ORD - BHD
2 stops20h 50mDelta
Tue 7/1006:30BHD - ORD
1 stop13h 40mDelta
Deal found 9/9£506
Fri 3/1016:15ORD - BHD
1 stop18h 40mVirgin Atlantic
Tue 7/1006:30BHD - ORD
1 stop13h 40mVirgin Atlantic
Deal found 9/9£574
Wed 17/917:40ORD - BHD
1 stop15h 55mAmerican Airlines
Wed 24/906:50BHD - ORD
1 stop16h 10mAmerican Airlines
Deal found 11/9£587
Wed 3/1219:10ORD - BHD
2 stops39h 40mVirgin Atlantic
Sun 7/1206:30BHD - ORD
1 stop13h 50mVirgin Atlantic
Deal found 9/9£614
Wed 3/1217:10ORD - BHD
1 stop11h 05mAmerican Airlines
Sun 7/1209:10BHD - ORD
2 stops14h 45mAmerican Airlines
Deal found 11/9£615
Sun 14/919:05ORD - BFS
2 stops21h 15mMultiple Airlines
Tue 16/916:55BFS - ORD
3 stops48h 00mMultiple Airlines
Deal found 10/9£691
Wed 24/908:40ORD - BFS
3 stops31h 45mMultiple Airlines
Sat 27/905:45BFS - ORD
3 stops39h 15mMultiple Airlines
Deal found 11/9£815

Cheapflights Fare Finder

 
Customise your flight search to find flights from O'Hare Intl to Northern Ireland 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 12 September 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Northern Ireland that are best for you.

Fly from

O'Hare Intl

Fly to

Northern Ireland

Route

Depart

Return

Price

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 3/12

17:10-10:15

1 stop11h 05m

Belfast City

Sun 7/12

12:10-13:50

1 stop31h 40m

£467

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Sun 26/10

19:30-18:55

2 stops18h 25m

Belfast Intl

Sun 2/11

07:10-17:20

2 stops16h 10m

£468

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 3/10

14:05-16:55

2 stops20h 50m

Belfast City

Tue 7/10

06:30-14:10

1 stop13h 40m

£506

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 3/10

16:15-16:55

1 stop18h 40m

Belfast City

Tue 7/10

06:30-14:10

1 stop13h 40m

£574

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 3/12

19:10-16:50

2 stops39h 40m

Belfast City

Sun 7/12

06:30-14:20

1 stop13h 50m

£614

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 3/12

17:10-10:15

1 stop11h 05m

Belfast City

Sun 7/12

09:10-17:55

2 stops14h 45m

£615

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Tue 30/12

17:10-10:30

1 stop11h 20m

Belfast City

Mon 5/1

19:25-19:50

2 stops30h 25m

£626

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 3/10

22:15-18:15

2 stops14h 00m

Belfast City

Tue 7/10

09:35-21:23

2 stops17h 48m

£684

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Wed 24/9

08:40-22:25

3 stops31h 45m

Belfast Intl

Sat 27/9

05:45-15:00

3 stops39h 15m

£815

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Fri 9/1

08:36-10:05

2 stops19h 29m

£246

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 13 results
1
2

Best time to book a flight from O'Hare Intl to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from O'Hare Intl 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 Chicago O'Hare Intl Airport to Northern Ireland

How much does it cost for a return flight from Chicago O'Hare Intl Airport to Northern Ireland?

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Northern Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago O'Hare Intl Airport to Northern Ireland?

    British Airways and Delta can get you from Chicago O'Hare Intl Airport to Northern Ireland in just under 11h 05m. Your travel time can differ by up to 9h 45m. Airlines will cover a distance of 3644 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from O'Hare Intl to Northern Ireland that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Northern Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Northern Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Northern Ireland.

  • Can I find deals for business class flights from O'Hare Intl to Northern Ireland?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Northern Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Northern Ireland?

    Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Northern Ireland (average of £67). Flying from Chicago O'Hare Intl Airport to Northern Ireland in July is currently the most expensive (average of £90). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for O'Hare Intl to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Heathrow flights
O'Hare Intl to Gatwick flights
O'Hare Intl to London City flights
Midway to Heathrow flights
O'Hare Intl to Stansted flights
O'Hare Intl to Luton flights
O'Hare Intl to Edinburgh flights
O'Hare Intl to Glasgow Intl flights
O'Hare Intl to Manchester flights
O'Hare Intl to Leeds flights
Midway to Manchester flights
O'Hare Intl to Birmingham flights
O'Hare Intl to Liverpool flights
O'Hare Intl to Aberdeen flights
O'Hare Intl to Bristol flights
O'Hare Intl to Inverness flights
O'Hare Intl to Newcastle upon Tyne flights
O'Hare Intl to Belfast Intl flights
O'Hare Intl to Cardiff flights
Midway to Birmingham flights
Midway to Leeds flights
O'Hare Intl to Doncaster flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from O'Hare Intl to Northern Ireland?

Deals for O'Hare Intl to Northern Ireland flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to Northern Ireland?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Northern Ireland from O'Hare Intl.

Can Cheapflights find flights from O'Hare Intl to Northern Ireland with no change fees?

Need flexible booking options for your flight to Northern Ireland from O'Hare Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from O'Hare Intl to Northern Ireland become cheaper?

Yes! Start tracking prices for O'Hare Intl to Northern Ireland flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.