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Cheap flights from Chicago O'Hare Intl Airport to Northern Ireland from $410

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 4/17. 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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0 bags

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Find the cheapest flights from Chicago O'Hare Intl Airport to Northern Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
10:45 pm - 2:15 pmORD-BHD
10h 30m1 stop
British Airways Logo
12:10 pm - 2:50 pmBHD-ORD
31h 40m1 stop
$701British Airways
Find Deal
Wed, Mar 18 - Sun, Mar 22
Multiple Airlines Logo
6:30 pm - 10:40 pmORD-BFS
22h 10m2 stops
Multiple Airlines Logo
6:30 am - 3:00 pmBFS-ORD
38h 30m3 stops
$708Multiple Airlines
Find Deal
Sat, Nov 15 - Tue, Nov 18
Virgin Atlantic Logo
4:25 pm - 9:00 pmORD-BHD
22h 35m1 stop
Virgin Atlantic Logo
6:30 am - 2:20 pmBHD-ORD
13h 50m1 stop
$712Virgin Atlantic
Find Deal
Wed, Dec 3 - Sun, Dec 7
Virgin Atlantic Logo
4:25 pm - 9:00 pmORD-BHD
22h 35m1 stop
Virgin Atlantic Logo
6:30 am - 6:02 pmBHD-ORD
17h 32m2 stops
$722Virgin Atlantic
Find Deal
Wed, Dec 3 - Sun, Dec 7
Delta Logo
6:10 pm - 4:55 pmORD-BHD
16h 45m2 stops
Delta Logo
6:30 am - 2:20 pmBHD-ORD
13h 50m1 stop
$742Delta
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Fri, Apr 3 - Tue, Apr 7
KLM Logo
4:25 pm - 9:00 pmORD-BHD
22h 35m1 stop
KLM Logo
6:30 am - 2:20 pmBHD-ORD
13h 50m1 stop
$764KLM
Find Deal
Wed, Dec 3 - Sun, Dec 7
KLM Logo
4:25 pm - 9:00 pmORD-BHD
22h 35m1 stop
KLM Logo
6:30 am - 2:20 pmBHD-ORD
13h 50m1 stop
$765KLM
Find Deal
Wed, Dec 3 - Sun, Dec 7
American Airlines Logo
1:17 pm - 9:10 amORD-BHD
13h 53m2 stops
American Airlines Logo
6:30 am - 1:50 pmBHD-ORD
13h 20m1 stop
$967American Airlines
Find Deal
Wed, Dec 3 - Sun, Dec 7
American Airlines Logo
11:47 am - 9:10 amORD-BHD
15h 23m2 stops
American Airlines Logo
6:30 am - 3:25 pmBHD-ORD
14h 55m1 stop
$968American Airlines
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Wed, Dec 3 - Sun, Dec 7
Delta Logo
10:35 am - 4:50 pmORD-BHD
24h 15m2 stops
Delta Logo
6:30 am - 2:20 pmBHD-ORD
13h 50m1 stop
$1,356Delta
Find Deal
Fri, Nov 21 - Fri, Nov 28

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
Mar 18
ORD10:45 pmChicago O'Hare Intl
10h 30m
1 stop
BHD2:15 pmBelfast City
Mar 22
BHD12:10 pmBelfast City
31h 40m
1 stop
ORD2:50 pmChicago O'Hare Intl
$701
Find similar
British Airways
Apr 3
ORD9:15 pmChicago O'Hare Intl
12h 15m
1 stop
BHD3:30 pmBelfast City
Apr 7
BHD6:35 amBelfast City
13h 15m
1 stop
ORD1:50 pmChicago O'Hare Intl
$717
Find similar
British Airways
Mar 18
ORD11:42 amChicago O'Hare Intl
17h 33m
2 stops
BHD10:15 amBelfast City
Mar 22
BHD8:25 pmBelfast City
23h 25m
1 stop
ORD2:50 pmChicago O'Hare Intl
$718
Find similar

Virgin Atlantic flights from Chicago O'Hare Intl Airport to Northern Ireland

Our best Virgin Atlantic deals on Chicago O'Hare Intl Airport to Northern Ireland flight tickets
Virgin Atlantic
Dec 3
ORD4:25 pmChicago O'Hare Intl
22h 35m
1 stop
BHD9:00 pmBelfast City
Dec 7
BHD6:30 amBelfast City
13h 50m
1 stop
ORD2:20 pmChicago O'Hare Intl
$712
Find similar
Virgin Atlantic
Dec 3
ORD4:25 pmChicago O'Hare Intl
22h 35m
1 stop
BHD9:00 pmBelfast City
Dec 7
BHD6:30 amBelfast City
17h 32m
2 stops
ORD6:02 pmChicago O'Hare Intl
$722
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated November 3, 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

Wed 3/18

10:45 pm-2:15 pm

1 stop10h 30m

Belfast City

Sun 3/22

12:10 pm-2:50 pm

1 stop31h 40m

$701

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Sat 11/15

6:30 pm-10:40 pm

2 stops22h 10m

Belfast Intl

Tue 11/18

6:30 am-3:00 pm

3 stops38h 30m

$708

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 12/3

4:25 pm-9:00 pm

1 stop22h 35m

Belfast City

Sun 12/7

6:30 am-2:20 pm

1 stop13h 50m

$712

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 12/3

4:25 pm-9:00 pm

1 stop22h 35m

Belfast City

Sun 12/7

6:30 am-6:02 pm

2 stops17h 32m

$722

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 4/3

6:10 pm-4:55 pm

2 stops16h 45m

Belfast City

Tue 4/7

6:30 am-2:20 pm

1 stop13h 50m

$742

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 12/3

4:25 pm-9:00 pm

1 stop22h 35m

Belfast City

Sun 12/7

6:30 am-2:20 pm

1 stop13h 50m

$764

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 12/3

4:25 pm-9:00 pm

1 stop22h 35m

Belfast City

Sun 12/7

6:30 am-2:20 pm

1 stop13h 50m

$765

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 12/3

1:17 pm-9:10 am

2 stops13h 53m

Belfast City

Sun 12/7

6:30 am-1:50 pm

1 stop13h 20m

$967

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 12/3

11:47 am-9:10 am

2 stops15h 23m

Belfast City

Sun 12/7

6:30 am-3:25 pm

1 stop14h 55m

$968

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 11/21

10:35 am-4:50 pm

2 stops24h 15m

Belfast City

Fri 11/28

6:30 am-2:20 pm

1 stop13h 50m

$1,356

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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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 day to depart on your flight to Northern Ireland?

The cheapest day to depart on your flight to Northern Ireland is on a Sunday when prices can be found for as low as $718. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Chicago O'Hare Intl Airport to Northern Ireland for around $853.

What is the cheapest time of day to depart on your flight to Northern Ireland?

In the evening is the cheapest time of day to fly from Chicago O'Hare Intl Airport to Northern Ireland when you can find flight prices for as low as $751. Flying to Northern Ireland in the evening is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $782.

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

Direct flights

None
There are no direct flights from Chicago O'Hare Intl Airport to Northern Ireland. There are no popular flight routes from Chicago O'Hare Intl Airport to Northern Ireland.
Search flight deals

  • 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 are updated daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Northern Ireland?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 required for your trip to Northern Ireland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Northern Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Chicago O'Hare Intl Airport to Northern Ireland

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Northern Ireland with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $577Free CancellationRating
6.7
7,494 reviews
Search British Airways flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Northern Ireland. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Northern Ireland from Chicago with this policy.

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

Once all potential Chicago to Northern Ireland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Northern Ireland from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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