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O'Hare Intl

$591+ Cheap flights from Northern Ireland to O'Hare Intl (ORD)

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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — ORD
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
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Cheap flight deals from Northern Ireland to O'Hare Intl

Cheapest flights from Northern Ireland to O'Hare Intl
Explore the most affordable flight options available from Northern Ireland to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

This TravelUp deal was found by Cheapflights users on 2/4. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/412:25 pm
BHD
-
ORD
1 stop12h 20m
British Airways
Wed 3/111:39 pm
ORD
-
BHD
2 stops14h 31m
British Airways
Deal found 2/4$815
This Air France deal was found by Cheapflights users on 2/4. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:30 am
BHD
-
ORD
1 stop13h 50m
Multiple Airlines
Wed 3/115:25 pm
ORD
-
BHD
1 stop18h 25m
Multiple Airlines
Deal found 2/4$818
This Booking.com deal was found by Cheapflights users on 2/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:30 am
BFS
-
ORD
2 stops16h 50m
Multiple Airlines
Wed 3/117:30 pm
ORD
-
BFS
2 stops17h 25m
Multiple Airlines
Deal found 2/4$831
This British Airways deal was found by Cheapflights users on 2/4. 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 9/96:30 am
BHD
-
ORD
1 stop15h 25m
British Airways
Sat 9/121:59 pm
ORD
-
BHD
2 stops14h 06m
British Airways
Deal found 2/4$871
This Trip.com deal was found by Cheapflights users on 2/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:35 pm
BHD
-
ORD
1 stop22h 50m
Multiple Airlines
Sat 4/47:25 pm
ORD
-
BHD
2 stops18h 15m
Multiple Airlines
Deal found 2/2$908
This British Airways deal was found by Cheapflights users on 2/2. 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.
Thu 2/199:05 am
BHD
-
ORD
1 stop13h 55m
British Airways
Mon 2/239:45 pm
ORD
-
BHD
1 stop10h 30m
British Airways
Deal found 2/2$909
This Cheapflightsfares deal was found by Cheapflights users on 2/4. 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.
Wed 9/911:35 am
BHD
-
ORD
2 stops15h 46m
Multiple Airlines
Sat 9/126:35 pm
ORD
-
BHD
2 stops14h 30m
Multiple Airlines
Deal found 2/4$926
This Mytrip deal was found by Cheapflights users on 2/4. 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 3/2112:45 pm
BFS
-
ORD
3 stops34h 00m
Multiple Airlines
Sat 3/287:50 pm
ORD
-
BFS
2 stops21h 35m
Multiple Airlines
Deal found 2/4$1,038
This Mytrip deal was found by Cheapflights users on 2/4. 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 9/93:40 pm
BFS
-
ORD
3 stops32h 10m
Multiple Airlines
Sat 9/123:35 pm
ORD
-
BFS
3 stops23h 55m
Multiple Airlines
Deal found 2/4$1,090

Find flight deals from Northern Ireland to O'Hare Intl

Keep the following information in mind while searching for Northern Ireland to O'Hare Intl flight deals. Data was last updated February 5, 2026.

Round-trip from

$815
(TravelUp)

One-way from

$591
(Kiwi.com)
From Northern Ireland to Chicago O'Hare Intl
Search Deals
One-way flight from Northern Ireland to Chicago O'Hare Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Northern Ireland 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 2,558,603 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Northern Ireland to Chicago O'Hare Intl Airport that are best for you.

Fly from

Northern Ireland

Fly to

O'Hare Intl

Route

Depart

Return

Price

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 3/4

12:25 pm-6:45 pm

1 stop12h 20m

Chicago O'Hare Intl

Wed 3/11

1:39 pm-9:10 am

2 stops14h 31m

$815

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 3/4

6:30 am-2:20 pm

1 stop13h 50m

Chicago O'Hare Intl

Wed 3/11

5:25 pm-4:50 pm

1 stop18h 25m

$818

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Wed 3/4

6:30 am-5:20 pm

2 stops16h 50m

Chicago O'Hare Intl

Wed 3/11

7:30 pm-5:55 pm

2 stops17h 25m

$831

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 3/30

7:35 pm-12:25 pm

1 stop22h 50m

Chicago O'Hare Intl

Sat 4/4

7:25 pm-7:40 pm

2 stops18h 15m

$908

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 2/19

10:40 am-5:00 pm

1 stop12h 20m

Chicago O'Hare Intl

Mon 2/23

4:10 pm-2:15 pm

2 stops16h 05m

$909

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Sat 3/21

12:45 pm-5:45 pm

3 stops34h 00m

Chicago O'Hare Intl

Sat 3/28

7:50 pm-10:25 pm

2 stops21h 35m

$1,038

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Wed 7/15

6:00 am-11:50 am

3 stops35h 50m

$591

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

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

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Northern Ireland with our price prediction graph.
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 Northern Ireland to Chicago O'Hare Intl Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland 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.

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

    There are many flights that can get you from Northern Ireland to Chicago O'Hare Intl Airport in 12h 20m. Fly via British Airways to get the fastest option. Airlines will cover a distance of 3644 mi.

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

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

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

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

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

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

See more FAQs

Traveling 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 locations
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Des Plaines
Downers Grove
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