How long is the flight from Chicago to Northern Ireland?

A quick flight from Chicago to Northern Ireland can take about 11h 50m. British Airways provides one of the quickest options available for as low as $663. Airlines will cover a distance of 3644 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Northern Ireland ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Northern Ireland when rainfall is around 2.0 in.

If weather is an important factor for your trip to Northern Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

What are the most popular routes from Chicago to Northern Ireland?

Most travelers choose Chicago O'Hare Intl - Belfast Intl, Chicago O'Hare Intl - Belfast City or Chicago Midway - Belfast City when deciding on the best route from Chicago to Northern Ireland.

What is the cheapest time of day to fly from CHI to NIR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago to Northern Ireland as you normally would.

Can I find deals for flights from Chicago to Northern Ireland that include hotel bookings?

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

How can I find direct flights from Chicago to Northern Ireland?

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

Can I find deals for business class flights from Chicago to Northern Ireland?

Yes. Cheapflights offers flight deals from Chicago 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.

$374+ Flights from Chicago to Northern Ireland

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Cheap flight deals from Chicago to Northern Ireland

Cheapest flights from Chicago to Northern Ireland
Explore the most affordable flight options available from Chicago to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 30, 2025.

Tue 12/308:40 pmORD - BHD

1 stop14h 05mBritish Airways

Mon 1/52:40 pmBHD - ORD

1 stop32h 20mBritish Airways

Deal found 12/28

$1,318

Tue 12/303:50 pmORD - BHD

2 stops15h 00mMultiple Airlines

Mon 1/52:40 pmBHD - ORD

1 stop32h 20mMultiple Airlines

Deal found 12/28

$1,326

Sun 12/283:50 pmORD - BHD

2 stops13h 30mMultiple Airlines

Tue 12/3011:25 amBHD - ORD

1 stop13h 20mMultiple Airlines

Deal found 12/27

$1,863

Tue 12/308:40 pmORD - BHD

1 stop12h 10mAmerican Airlines

Mon 1/59:15 amBHD - ORD

1 stop13h 45mAmerican Airlines

Deal found 12/29

$1,891

Tue 12/301:35 pmORD - BHD

2 stops21h 15mKLM

Mon 1/55:20 pmBHD - ORD

2 stops30h 25mKLM

Deal found 12/28

$1,964

Sun 12/283:50 pmORD - BHD

2 stops12h 00mBritish Airways

Tue 12/3010:00 amBHD - ORD

2 stops16h 37mBritish Airways

Deal found 12/27

$2,114

Sun 12/285:05 pmMDW - BHD

2 stops21h 55mKLM

Tue 12/306:30 amBHD - MDW

2 stops32h 35mKLM

Deal found 12/27

$3,235

Best flights from Chicago to Northern Ireland
Discover carefully curated flight deals from Chicago to Northern Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 30, 2025.

Mon 5/47:05 pmORD - BHD

1 stop11h 50mBritish Airways

Fri 5/159:30 amBHD - ORD

1 stop12h 25mBritish Airways

Deal found 12/29

$663

Tue 5/57:00 amORD - BHD

2 stops20h 20mDelta

Thu 5/145:30 pmBHD - ORD

1 stop26h 45mDelta

Deal found 12/28

$687

Wed 1/148:45 pmORD - BHD

1 stop11h 30mAmerican Airlines

Sun 1/189:10 amBHD - ORD

1 stop13h 50mAmerican Airlines

Deal found 12/28

$704

Thu 2/124:05 pmORD - BFS

2 stops22h 20mMultiple Airlines

Thu 2/199:00 pmBFS - ORD

3 stops26h 20mMultiple Airlines

Deal found 12/29

$774

Wed 5/65:00 pmORD - BHD

1 stop14h 30mBritish Airways

Wed 5/136:50 amBHD - ORD

1 stop13h 00mBritish Airways

Deal found 12/28

$663

Tue 5/57:00 amORD - BHD

2 stops20h 20mDelta

Mon 5/115:30 pmBHD - ORD

1 stop26h 45mDelta

Deal found 12/28

$687

Mon 5/47:05 pmORD - BHD

1 stop11h 50mBritish Airways

Mon 5/116:30 pmBHD - ORD

1 stop25h 20mBritish Airways

Deal found 12/28

$663

Mon 5/47:00 amORD - BHD

2 stops20h 20mDelta

Mon 5/115:30 pmBHD - ORD

1 stop26h 45mDelta

Deal found 12/28

$687

Sun 5/1011:36 amORD - BHD

2 stops16h 54mBritish Airways

Mon 5/187:30 pmBHD - ORD

2 stops28h 13mBritish Airways

Deal found 12/27

$687

Mon 5/47:00 amORD - BHD

2 stops20h 20mDelta

Tue 5/125:30 pmBHD - ORD

2 stops32h 13mDelta

Deal found 12/28

$697

Wed 5/61:10 pmMDW - BHD

2 stops14h 10mKLM

Tue 5/129:50 amBHD - MDW

2 stops17h 55mKLM

Deal found 12/28

$1,733

Tue 5/57:00 amORD - BHD

2 stops20h 20mDelta

Wed 5/135:30 pmBHD - ORD

2 stops33h 46mDelta

Deal found 12/28

$697

Wed 3/45:10 pmORD - BHD

1 stop11h 05mBritish Airways

Sun 3/86:30 amBHD - ORD

1 stop13h 20mBritish Airways

Deal found 12/27

$706

Sun 3/86:34 pmMDW - BHD

2 stops17h 16mMultiple Airlines

Fri 3/136:30 amBHD - MDW

2 stops17h 10mMultiple Airlines

Deal found 12/29

$1,302

Thu 5/76:45 pmMDW - BHD

2 stops16h 10mKLM

Tue 5/129:50 amBHD - MDW

2 stops17h 55mKLM

Deal found 12/28

$1,783

Fri 5/86:45 pmMDW - BHD

2 stops16h 10mKLM

Tue 5/129:50 amBHD - MDW

2 stops17h 55mKLM

Deal found 12/28

$2,183

Wed 5/61:10 pmMDW - BHD

2 stops14h 10mKLM

Wed 5/139:50 amBHD - MDW

2 stops17h 55mKLM

Deal found 12/28

$2,283

Wed 5/209:20 amMDW - BHD

2 stops18h 00mDelta

Thu 5/289:50 amBHD - MDW

2 stops17h 55mDelta

Deal found 12/30

$2,095

Thu 5/76:45 pmMDW - BHD

2 stops16h 10mKLM

Wed 5/139:50 amBHD - MDW

2 stops17h 55mKLM

Deal found 12/28

$2,333

Wed 5/61:10 pmMDW - BHD

2 stops14h 10mKLM

Mon 5/119:50 amBHD - MDW

2 stops17h 55mKLM

Deal found 12/28

$2,333

Thu 5/76:45 pmMDW - BHD

2 stops16h 10mKLM

Mon 5/119:50 amBHD - MDW

2 stops17h 55mKLM

Deal found 12/28

$2,383

Fri 5/86:45 pmMDW - BHD

2 stops16h 10mKLM

Mon 5/119:50 amBHD - MDW

2 stops17h 55mKLM

Deal found 12/28

$2,783

Last-minute flights from Chicago to Northern Ireland
Discover last-minute flight deals from Chicago to Northern Ireland. Data last updated December 30, 2025 and is based on user searches.

Tue 12/308:40 pmORD - BHD

1 stop14h 05mBritish Airways

Mon 1/52:40 pmBHD - ORD

1 stop32h 20mBritish Airways

Deal found 12/28

$1,318

Tue 12/303:50 pmORD - BHD

2 stops15h 00mMultiple Airlines

Mon 1/52:40 pmBHD - ORD

1 stop32h 20mMultiple Airlines

Deal found 12/28

$1,326

Wed 1/148:45 pmORD - BHD

1 stop11h 30mAmerican Airlines

Sun 1/189:10 amBHD - ORD

1 stop13h 50mAmerican Airlines

Deal found 12/28

$704

Wed 1/142:14 pmORD - BHD

2 stops18h 01mBritish Airways

Sun 1/188:25 pmBHD - ORD

2 stops46h 00mBritish Airways

Deal found 12/28

$857

Thu 1/221:45 pmORD - BHD

2 stops18h 15mBritish Airways

Mon 1/267:25 pmBHD - ORD

2 stops28h 22mBritish Airways

Deal found 12/29

$730

Sat 1/245:10 pmORD - BHD

1 stop15h 05mBritish Airways

Sat 1/316:35 amBHD - ORD

1 stop13h 15mBritish Airways

Deal found 12/28

$725

One-way flights from Chicago to Northern Ireland
Search for one-way flight options from Chicago to Northern Ireland. Find affordable one-way fares based on user searches. Data last updated December 30, 2025.

Fri 3/2712:05 pmORD - BFS

3 stops52h 35mMultiple Airlines

Deal found 12/29

$374

Fri 3/277:15 amMDW - BFS

2 stops44h 10mMultiple Airlines

Deal found 12/29

$381

Fri 3/2712:05 pmORD - BHD

3 stops45h 50mMultiple Airlines

Deal found 12/29

$388

Fri 3/279:51 pmMDW - BHD

2 stops36h 04mMultiple Airlines

Deal found 12/29

$405

Fri 3/275:25 pmORD - BHD

1 stop22h 35mKLM

Deal found 12/29

$627

Find flight deals from Chicago to Northern Ireland

Round-trip from	$580 (Trip.com)
One-way from	$374 (Kiwi.com)

From Chicago (CHI) to Northern Ireland

Search Deals

One-way flight from Chicago (CHI) to Northern Ireland

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Mon 5/4

7:05 pm-12:55 pm

1 stop11h 50m

Belfast City

Fri 5/15

9:30 am-3:55 pm

1 stop12h 25m

$663

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 5/6

5:00 pm-1:30 pm

1 stop14h 30m

Belfast City

Wed 5/13

6:50 am-1:50 pm

1 stop13h 00m

$663

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Mon 5/4

7:05 pm-12:55 pm

1 stop11h 50m

Belfast City

Mon 5/11

6:30 pm-1:50 pm

1 stop25h 20m

$663

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Tue 5/5

7:00 am-9:20 am

2 stops20h 20m

Belfast City

Thu 5/14

5:30 pm-2:15 pm

1 stop26h 45m

$687

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Tue 5/5

7:00 am-9:20 am

2 stops20h 20m

Belfast City

Mon 5/11

5:30 pm-2:15 pm

1 stop26h 45m

$687

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Mon 5/4

7:00 am-9:20 am

2 stops20h 20m

Belfast City

Mon 5/11

5:30 pm-2:15 pm

1 stop26h 45m

$687

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sun 5/10

11:36 am-10:30 am

2 stops16h 54m

Belfast City

Mon 5/18

7:30 pm-5:43 pm

2 stops28h 13m

$687

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Mon 5/4

7:00 am-9:20 am

2 stops20h 20m

Belfast City

Tue 5/12

5:30 pm-7:43 pm

2 stops32h 13m

$697

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Tue 5/5

7:00 am-9:20 am

2 stops20h 20m

Belfast City

Wed 5/13

5:30 pm-9:16 pm

2 stops33h 46m

$697

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 1/14

8:45 pm-2:15 pm

1 stop11h 30m

Belfast City

Sun 1/18

9:10 am-5:00 pm

1 stop13h 50m

$704

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/29

Showing 1-10 of 27 results

Best time to book a flight from Chicago to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Chicago 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 Chicago to Northern Ireland

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Northern Ireland

See what other customers who have flown with American Airlines and British Airways from Chicago to Northern Ireland have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.2

Good

11,074 reviews

Reviews

1 / 20

4.0

Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.

American Airlines

7.2

Good

11,074 reviews

American Airlines

7.2

Good

11,074 reviews

Reviews

1 / 20

4.0

Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.

British Airways

6.7

Okay

7,625 reviews

American Airlines

7.2

Good

11,074 reviews

Reviews

1 / 20

4.0

Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.

Related info for your journey

How long is the flight from Chicago to Northern Ireland?
A quick flight from Chicago to Northern Ireland can take about 11h 50m. British Airways provides one of the quickest options available for as low as $663. Airlines will cover a distance of 3644 mi. This flight may include one or multiple stops.
What are the most popular routes from Chicago to Northern Ireland?
Most travelers choose Chicago O'Hare Intl - Belfast Intl, Chicago O'Hare Intl - Belfast City or Chicago Midway - Belfast City when deciding on the best route from Chicago to Northern Ireland.
Can I find deals for flights from Chicago to Northern Ireland that include hotel bookings?
Yes. In addition to deals on Chicago to Northern Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Chicago to Northern Ireland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Northern Ireland.
Can I find deals for business class flights from Chicago to Northern Ireland?
Yes. Cheapflights offers flight deals from Chicago 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Chicago to Northern Ireland

O'Hare Intl to Heathrow flights

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O'Hare Intl to Luton flights

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St. Louis to Gatwick flights

O'Hare Intl to Manchester flights

O'Hare Intl to Glasgow Intl flights

St. Louis to London City flights

Midway to Edinburgh flights

Midway to Gatwick flights

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Midway to Manchester flights

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O'Hare Intl to Leeds flights

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Midway to Glasgow Intl flights

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O'Hare Intl to Aberdeen flights

O'Hare Intl to Belfast City flights

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Midway to Stansted flights

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O'Hare Intl to Southampton flights

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Midway to Aberdeen flights

St. Louis to Luton flights

Bloomington to Heathrow flights

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Midway to Luton flights

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Champaign to Heathrow flights

Peoria to London City flights

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Midway to Birmingham flights

St. Louis to Belfast City flights

Midway to Leeds flights

Springfield to Heathrow flights

Top airline flying from Chicago to Northern Ireland

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$577	Average$705	FlexibilityNo cancel fee	On-time70%

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$374+ Cheap flights from Chicago (CHI) to Northern Ireland

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 3/27. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Chicago to Northern Ireland with Cheapflights

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Cheap flight deals from Chicago to Northern Ireland

Cheapest flights from Chicago to Northern IrelandExplore the most affordable flight options available from Chicago to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 30, 2025.

Explore the most affordable flight options available from Chicago to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 30, 2025.

Find flight deals from Chicago to Northern Ireland

Keep the following information in mind while searching for Chicago to Northern Ireland flight deals. Data was last updated December 30, 2025.

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago to Northern Ireland that are best for you.

Best time to book a flight from Chicago to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Chicago with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Northern Ireland

Reviews of airlines servicing Northern Ireland

See what other customers who have flown with American Airlines and British Airways from Chicago to Northern Ireland have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 to Northern Ireland?

What are the most popular routes from Chicago to Northern Ireland?

Can I find deals for flights from Chicago to Northern Ireland that include hotel bookings?

How can I find direct flights from Chicago to Northern Ireland?

Can I find deals for business class flights from Chicago to Northern Ireland?

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 Chicago to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Chicago to Northern Ireland

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Cheapest flights from Chicago to Northern Ireland
Explore the most affordable flight options available from Chicago to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 30, 2025.