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Cheap flights from Chicago O'Hare Intl Airport to Northern Ireland from £242

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Northern Ireland departing on 11/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago O'Hare Intl Airport to Northern Ireland

Cheap return flights

British Airways Logo
17:40 - 11:30ORD-BHD
11h 50m1 stop
British Airways Logo
19:30 - 15:45BHD-ORD
26h 15m2 stops
£465British Airways
Find Deal
Sun, 14 Sep - Mon, 22 Sep
British Airways Logo
22:35 - 15:40ORD-BHD
11h 05m1 stop
British Airways Logo
19:30 - 15:45BHD-ORD
26h 15m2 stops
£465British Airways
Find Deal
Mon, 25 Aug - Mon, 1 Sep
British Airways Logo
17:40 - 13:05ORD-BHD
13h 25m1 stop
British Airways Logo
19:30 - 11:50BHD-ORD
22h 20m1 stop
£472British Airways
Find Deal
Sun, 14 Sep - Mon, 22 Sep
British Airways Logo
22:35 - 17:30ORD-BHD
12h 55m1 stop
British Airways Logo
18:30 - 11:55BHD-ORD
23h 25m1 stop
£474British Airways
Find Deal
Mon, 25 Aug - Mon, 1 Sep
British Airways Logo
17:10 - 11:30ORD-BHD
12h 20m1 stop
British Airways Logo
15:05 - 13:50BHD-ORD
28h 45m1 stop
£476British Airways
Find Deal
Tue, 4 Nov - Tue, 11 Nov
Logo
21:15 - 18:45ORD-BFS
15h 30m1 stop
Logo
16:50 - 15:15BFS-ORD
28h 25m2 stops
£528
Find Deal
Mon, 20 Oct - Thu, 6 Nov
American Airlines Logo
15:08 - 10:20ORD-BHD
13h 12m2 stops
American Airlines Logo
06:35 - 17:38BHD-ORD
17h 03m2 stops
£529American Airlines
Find Deal
Thu, 6 Nov - Wed, 12 Nov
Logo
16:55 - 13:50ORD-BFS
14h 55m1 stop
Logo
06:40 - 09:38BFS-ORD
32h 58m2 stops
£533
Find Deal
Mon, 20 Oct - Mon, 3 Nov
Delta Logo
15:45 - 21:00ORD-BHD
23h 15m2 stops
Delta Logo
17:20 - 14:20BHD-ORD
27h 00m1 stop
£537Delta
Find Deal
Wed, 5 Nov - Tue, 11 Nov
Delta Logo
10:25 - 21:00ORD-BHD
28h 35m2 stops
Delta Logo
17:20 - 16:34BHD-ORD
29h 14m2 stops
£545Delta
Find Deal
Wed, 5 Nov - Tue, 11 Nov

British Airways flights from Chicago O'Hare Intl Airport to Northern Ireland

Our best British Airways deals on Chicago O'Hare Intl Airport to Northern Ireland flight tickets
British Airways
14 Sept
ORD17:40Chicago O'Hare Intl
11h 50m
1 stop
BHD11:30Belfast City
22 Sept
BHD19:30Belfast City
26h 15m
2 stops
ORD15:45Chicago O'Hare Intl
£465
Find similar
British Airways
25 Aug
ORD22:35Chicago O'Hare Intl
11h 05m
1 stop
BHD15:40Belfast City
1 Sept
BHD19:30Belfast City
26h 15m
2 stops
ORD15:45Chicago O'Hare Intl
£465
Find similar
British Airways
14 Sept
ORD17:40Chicago O'Hare Intl
13h 25m
1 stop
BHD13:05Belfast City
22 Sept
BHD19:30Belfast City
22h 20m
1 stop
ORD11:50Chicago O'Hare Intl
£472
Find similar

Delta flights from Chicago O'Hare Intl Airport to Northern Ireland

Our best Delta deals on Chicago O'Hare Intl Airport to Northern Ireland flight tickets
Delta
5 Nov
ORD15:45Chicago O'Hare Intl
23h 15m
2 stops
BHD21:00Belfast City
11 Nov
BHD17:20Belfast City
27h 00m
1 stop
ORD14:20Chicago O'Hare Intl
£537
Find similar
Delta
5 Nov
ORD10:25Chicago O'Hare Intl
28h 35m
2 stops
BHD21:00Belfast City
11 Nov
BHD17:20Belfast City
29h 14m
2 stops
ORD16:34Chicago O'Hare Intl
£545
Find similar
Delta
5 Nov
ORD16:25Chicago O'Hare Intl
22h 35m
1 stop
BHD21:00Belfast City
10 Nov
BHD17:20Belfast City
31h 57m
2 stops
ORD19:17Chicago O'Hare Intl
£549
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Chicago O'Hare Intl Airport 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, momondo users made 279,928 searches. Data last updated 1 August 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

Fly to

Route

Depart

Return

Price

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sun 14/9

17:40-11:30

1 stop11h 50m

Belfast City

Mon 22/9

19:30-15:45

2 stops26h 15m

£465

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Mon 25/8

22:35-15:40

1 stop11h 05m

Belfast City

Mon 1/9

19:30-15:45

2 stops26h 15m

£465

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sun 14/9

17:40-13:05

1 stop13h 25m

Belfast City

Mon 22/9

19:30-11:50

1 stop22h 20m

£472

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Mon 25/8

22:35-17:30

1 stop12h 55m

Belfast City

Mon 1/9

18:30-11:55

1 stop23h 25m

£474

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Tue 4/11

17:10-11:30

1 stop12h 20m

Belfast City

Tue 11/11

15:05-13:50

1 stop28h 45m

£476

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Mon 20/10

21:15-18:45

1 stop15h 30m

Belfast Intl

Thu 6/11

16:50-15:15

2 stops28h 25m

£528

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Thu 6/11

15:08-10:20

2 stops13h 12m

Belfast City

Wed 12/11

06:35-17:38

2 stops17h 03m

£529

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Mon 20/10

16:55-13:50

1 stop14h 55m

Belfast Intl

Mon 3/11

06:40-09:38

2 stops32h 58m

£533

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 5/11

15:45-21:00

2 stops23h 15m

Belfast City

Tue 11/11

17:20-14:20

1 stop27h 00m

£537

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 5/11

10:25-21:00

2 stops28h 35m

Belfast City

Tue 11/11

17:20-16:34

2 stops29h 14m

£545

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Northern Ireland from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Northern Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Chicago O'Hare Intl to Northern Ireland?

British Airways, American Airlines, and Air France are the most popular carriers operating from Chicago O'Hare Intl to Northern Ireland

Cheap Chicago O'Hare Intl Airport to Northern Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Northern Ireland

Best price found

£242

Fastest flight time

10h 30m

Direct flights

None

Airports in Northern Ireland

2 airports
The best one-way flight to Northern Ireland from Chicago O'Hare Intl Airport in the past 72 hours is £242. The best return flight deal from Chicago O'Hare Intl Airport to Northern Ireland found on momondo in the last 72 hours is £465.
The fastest flight from Chicago O'Hare Intl Airport to Northern Ireland takes 10h 30m
There are no direct flights from Chicago O'Hare Intl Airport to Northern Ireland. Popular non-direct routes for this connection are Chicago O'Hare Intl Airport - Belfast Intl Airport and Chicago O'Hare Intl Airport - Belfast City Airport.
There are 2 airports near Northern Ireland: Belfast Intl (BFS), Belfast City (BHD)
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  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Northern Ireland?

    Prices for flights from Chicago O'Hare Intl Airport to Northern Ireland were last updated today.

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Northern Ireland?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago O'Hare Intl Airport to Northern Ireland.

  • What documentation or ID do you need to fly to Northern Ireland?

    The travel and health documents you'll need for your trip to Northern Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Northern Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Northern Ireland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Northern Ireland from Chicago.

Can I find flights from Chicago to Northern Ireland with flexible booking policies on momondo?

momondo does allow users to show only those flights to Northern Ireland from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to Northern Ireland?

momondo helps you find the best flight between Chicago and Northern Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Chicago to Northern Ireland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Chicago to Northern Ireland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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