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

For as low as £680, Iberia can have you in Chicago O'Hare Intl Airport from Northern Ireland in 13h 40m. There are 3644 mi between Northern Ireland and Chicago O'Hare Intl Airport. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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

When flying from Northern Ireland to Chicago O'Hare Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 holiday 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.

£325+ Cheap Flights from Northern Ireland to Chicago O'Hare Intl Airport

Cheap flight deals from Northern Ireland to O'Hare Intl

Enter your travel dates to find the best prices.

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Best

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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 18 September 2026.

Thu 29/1006:30 -

2 stops16h 50m

Thu 5/1118:30 -

2 stops16h 35m

Deal found 14/9£619

Thu 24/906:30 -

1 stop11h 55m

Mon 28/922:25 -

1 stop11h 05m

Deal found 14/9£636

Thu 24/909:35 -

1 stop12h 20m

Mon 28/920:50 -

1 stop14h 35m

Deal found 16/9£651

Sun 1/1107:30 -

2 stops15h 50m

Sun 8/1118:30 -

2 stops20h 00m

Deal found 17/9£660

Sun 1/1106:30 -

1 stop13h 15m

Sun 8/1117:10 -

1 stop11h 35m

Deal found 17/9£673

Thu 5/1111:05 -

1 stop13h 40m

Mon 9/1121:50 -

1 stop13h 35m

Deal found 16/9£680

Wed 4/1111:40 -

1 stop13h 50m

Sun 8/1116:50 -

2 stops15h 00m

Deal found 13/9£684

Thu 24/906:35 -

1 stop16h 40m

Mon 28/917:55 -

1 stop15h 35m

Deal found 14/9£716

Thu 8/1010:30 -

2 stops34h 40m

Mon 12/1017:10 -

2 stops20h 10m

Deal found 15/9£749

Find flight deals from Northern Ireland to O'Hare Intl

Round-trip from	£619
One-way from	£325

29/10-5/11
4 total stops
33h 25m total
Northern Ireland to Chicago

Search Deals

8/2-31/12
3 total stops
33h 00m total
Northern Ireland to Chicago

Search Deals

Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Sat 30/1

12:05-17:20

3 stops35h 15m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£325

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Sun 31/1

06:50-14:55

2 stops38h 05m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£393

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Mon 8/2

15:20-19:15

2 stops33h 55m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£422

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Sat 30/1

18:15-18:45

1 stop30h 30m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£520

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Sun 1/11

06:30-23:30

2 stops22h 00m

Chicago O'Hare Intl

Sun 8/11

18:35-13:50

1 stop13h 15m

£677

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Thu 5/11

11:05-18:45

1 stop13h 40m

Chicago O'Hare Intl

Mon 9/11

16:40-16:05

2 stops17h 25m

£680

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 4/11

09:15-19:30

1 stop16h 15m

Chicago O'Hare Intl

Sun 8/11

17:10-13:50

1 stop14h 40m

£684

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Thu 1/10

09:50-19:15

2 stops15h 25m

Chicago O'Hare Intl

Mon 5/10

20:50-15:30

1 stop12h 40m

£699

BelfastChicago

BFS Belfast Intl - ORD Chicago O'Hare Intl

BFSORD

Belfast Intl

Thu 29/10

08:50-17:15

1 stop13h 25m

Chicago O'Hare Intl

Thu 5/11

18:25-21:55

1 stop21h 30m

£734

BelfastChicago

BFS Belfast Intl - ORD Chicago O'Hare Intl

BFSORD

Belfast Intl

Thu 8/10

10:30-15:10

2 stops34h 40m

Chicago O'Hare Intl

Mon 12/10

17:10-19:20

2 stops20h 10m

£749

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 12 resultsSorted by cheapest first

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.

BHD-ORD

BFS-ORD

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 Northern Ireland to Chicago O'Hare Intl Airport

GBNIR-ORD

BHD-ORD

BFS-ORD

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

Related info for your journey

How long is the flight from Northern Ireland to Chicago O'Hare Intl Airport?
For as low as £680, Iberia can have you in Chicago O'Hare Intl Airport from Northern Ireland in 13h 40m. There are 3644 mi between Northern Ireland and Chicago O'Hare Intl Airport. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
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 holiday 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.

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When you search for this flight from Northern Ireland to O'Hare Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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Millions of users choose and trust Cheapflights to book the best flight deals from Northern Ireland to O'Hare Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to O'Hare Intl from Northern Ireland? 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 Northern Ireland to O'Hare Intl become cheaper?

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Cheap flights from Northern Ireland to Chicago O'Hare Intl Airport from £325

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Northern Ireland to O'Hare Intl

Cheapest flights from Northern Ireland to O'Hare IntlExplore 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 18 September 2026.

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 18 September 2026.

Best flights from Northern Ireland to O'Hare IntlDiscover carefully curated flight deals from Northern Ireland to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Discover carefully curated flight deals from Northern Ireland to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Northern Ireland to O'Hare IntlDiscover last-minute flight deals from Northern Ireland to O'Hare Intl. Data last updated 18 September 2026 and is based on user searches.

Discover last-minute flight deals from Northern Ireland to O'Hare Intl. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Northern Ireland to O'Hare IntlSearch for one-way flight options from Northern Ireland to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Search for one-way flight options from Northern Ireland to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

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

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Related info for your journey

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

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

How can I 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?

Travelling to a place near Chicago O'Hare Intl Airport?

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Alternative routes for Northern Ireland to O'Hare Intl

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Other flights to O'Hare Intl

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

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

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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 18 September 2026.

Best flights from Northern Ireland to O'Hare Intl
Discover carefully curated flight deals from Northern Ireland to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Northern Ireland to O'Hare Intl
Discover last-minute flight deals from Northern Ireland to O'Hare Intl. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Northern Ireland to O'Hare Intl
Search for one-way flight options from Northern Ireland to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.