When did momondo last update prices for flights from Northern Ireland to Chicago?

Prices for flights from Northern Ireland to Chicago are refreshed on a daily basis.

How old do you have to be to fly from Northern Ireland to Chicago?

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 Northern Ireland to Chicago.

What documentation or ID do you need to fly to Chicago?

The travel and health documents required for your trip to Chicago 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 Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$429 Cheap Flights from Northern Ireland to Chicago in 2026

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Find the cheapest flights from Northern Ireland to Chicago

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:20 am - 11:19 am

BFS

ORD

32h 59m

3 stops

9:55 am - 4:20 pm

ORD

BFS

24h 25m

2 stops

$830Multiple Airlines

Tue, May 26 - Tue, Jun 2

8:20 am - 11:19 am

BFS

ORD

32h 59m

3 stops

10:25 pm - 11:20 pm

ORD

BFS

18h 55m

3 stops

$915Multiple Airlines

Tue, May 26 - Tue, Jun 2

9:15 pm - 2:55 pm

BFS

ORD

23h 40m

2 stops

9:55 am - 7:40 pm

ORD

BFS

27h 45m

2 stops

$934Multiple Airlines

Tue, May 26 - Tue, Jun 2

7:30 pm - 3:00 pm

BHD

ORD

25h 30m

1 stop

6:35 pm - 7:25 pm

ORD

BHD

18h 50m

2 stops

$961British Airways

Thu, Sep 10 - Mon, Sep 14

8:35 pm - 12:30 pm

BHD

ORD

21h 55m

1 stop

4:45 pm - 3:30 pm

ORD

BHD

16h 45m

2 stops

$962British Airways

Thu, Sep 10 - Mon, Sep 14

8:35 pm - 7:26 pm

BHD

ORD

28h 51m

2 stops

4:45 pm - 3:30 pm

ORD

BHD

16h 45m

2 stops

$967British Airways

Thu, Sep 10 - Mon, Sep 14

8:35 pm - 7:26 pm

BHD

ORD

28h 51m

2 stops

12:40 pm - 3:30 pm

ORD

BHD

20h 50m

2 stops

$968British Airways

Thu, Sep 10 - Mon, Sep 14

8:35 pm - 12:30 pm

BHD

ORD

21h 55m

1 stop

4:45 pm - 3:30 pm

ORD

BHD

16h 45m

2 stops

$969British Airways

Thu, Sep 10 - Mon, Sep 14

8:35 pm - 7:26 pm

BHD

ORD

28h 51m

2 stops

4:45 pm - 3:30 pm

ORD

BHD

16h 45m

2 stops

$974British Airways

Thu, Sep 10 - Mon, Sep 14

4:30 pm - 11:56 pm

BFS

ORD

37h 26m

3 stops

8:45 am - 9:00 pm

ORD

BFS

30h 15m

3 stops

$989Multiple Airlines

Sun, May 10 - Sun, May 17

British Airways flights from Northern Ireland to Chicago

Our best British Airways deals on Northern Ireland to Chicago flight tickets

British Airways

Sep 10

BHD8:35 pmBelfast City

24h 25m

1 stop

ORD3:00 pmChicago O'Hare Intl

Sep 14

ORD9:00 pmChicago O'Hare Intl

14h 30m

1 stop

BHD5:30 pmBelfast City

$961

British Airways

Sep 10

BHD8:35 pmBelfast City

21h 55m

1 stop

ORD12:30 pmChicago O'Hare Intl

Sep 14

ORD4:45 pmChicago O'Hare Intl

16h 45m

2 stops

BHD3:30 pmBelfast City

$962

British Airways

Sep 10

BHD8:35 pmBelfast City

28h 51m

2 stops

ORD7:26 pmChicago O'Hare Intl

Sep 14

ORD4:45 pmChicago O'Hare Intl

16h 45m

2 stops

BHD3:30 pmBelfast City

$967

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Tue 5/26

8:20 am-11:19 am

3 stops32h 59m

Chicago O'Hare Intl

Tue 6/2

9:55 am-4:20 pm

2 stops24h 25m

$830

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Tue 5/26

8:20 am-11:19 am

3 stops32h 59m

Chicago O'Hare Intl

Tue 6/2

10:25 pm-11:20 pm

3 stops18h 55m

$915

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Tue 5/26

9:15 pm-2:55 pm

2 stops23h 40m

Chicago O'Hare Intl

Tue 6/2

9:55 am-7:40 pm

2 stops27h 45m

$934

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 9/10

7:30 pm-3:00 pm

1 stop25h 30m

Chicago O'Hare Intl

Mon 9/14

6:35 pm-7:25 pm

2 stops18h 50m

$961

Quickest round-trip

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 9/10

8:35 pm-12:30 pm

1 stop21h 55m

Chicago O'Hare Intl

Mon 9/14

4:45 pm-3:30 pm

2 stops16h 45m

$962

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 9/10

8:35 pm-7:26 pm

2 stops28h 51m

Chicago O'Hare Intl

Mon 9/14

4:45 pm-3:30 pm

2 stops16h 45m

$967

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 9/10

8:35 pm-7:26 pm

2 stops28h 51m

Chicago O'Hare Intl

Mon 9/14

12:40 pm-3:30 pm

2 stops20h 50m

$968

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 9/10

8:35 pm-12:30 pm

1 stop21h 55m

Chicago O'Hare Intl

Mon 9/14

4:45 pm-3:30 pm

2 stops16h 45m

$969

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 9/10

8:35 pm-7:26 pm

2 stops28h 51m

Chicago O'Hare Intl

Mon 9/14

4:45 pm-3:30 pm

2 stops16h 45m

$974

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Sun 5/10

4:30 pm-11:56 pm

3 stops37h 26m

Chicago O'Hare Intl

Sun 5/17

8:45 am-9:00 pm

3 stops30h 15m

$989

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Northern Ireland to Chicago

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 Northern Ireland to Chicago?

British Airways is the most popular carrier operating from Northern Ireland to Chicago

Cheap Northern Ireland to Chicago flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Northern Ireland to Chicago

Fastest flight time	12h 00m
Direct flights	None

The fastest flight from Northern Ireland to Chicago takes 12h 00m

There are no direct flights from Northern Ireland to Chicago. There are no popular flight routes from Northern Ireland to Chicago.

Search flight deals

Frequently asked questions about flying from Northern Ireland to Chicago

When did momondo last update prices for flights from Northern Ireland to Chicago?
Prices for flights from Northern Ireland to Chicago are refreshed on a daily basis.
How old do you have to be to fly from Northern Ireland to Chicago?
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 Northern Ireland to Chicago.
What documentation or ID do you need to fly to Chicago?
The travel and health documents required for your trip to Chicago 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 Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Merrillville

New Buffalo

Hammond

Saint Joseph

Benton Harbor

Portage

Lansing

Valparaiso

Munster

Schererville

Crown Point

Chesterton

Monticello

Porter

Griffith

Saint John

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Northern Ireland to Chicago for you.

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

Flights from Northern Ireland to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Northern Ireland.

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

Of course. momondo tracks the price of Northern Ireland to Chicago 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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Cheap flights from Northern Ireland to Chicago from $429

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to Chicago departing on 9/17. 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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Filter for what you want

Filter for what you want

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Price Alerts

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British Airways flights from Northern Ireland to Chicago

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How to get the cheapest flight ticket from Northern Ireland to Chicago

What is the cheapest airline that flies from Northern Ireland to Chicago?

Cheap Northern Ireland to Chicago flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Northern Ireland to Chicago

Fastest flight time

Direct flights

Frequently asked questions about flying from Northern Ireland to Chicago

Traveling to a place near Chicago?

Why use momondo?

An easier way to manage your Chicago trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago

Cabin classes currently available on flights to Chicago

List of cabin classes available on flights landing in Chicago. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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