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.

$390 Cheap Flights from Northern Ireland to Chicago in 2026

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.

9:35 am - 9:20 pm

BFS

ORD

41h 45m

3 stops

10:25 pm - 9:00 pm

ORD

BFS

16h 35m

2 stops

$819Multiple Airlines

Sun, Aug 30 - Sun, Sep 6

10:30 pm - 12:40 pm

BFS

ORD

44h 10m

3 stops

9:50 am - 7:40 pm

ORD

BFS

27h 50m

2 stops

$855Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

6:00 pm - 9:25 pm

BFS

ORD

33h 25m

2 stops

7:25 pm - 9:00 pm

ORD

BFS

19h 35m

2 stops

$856Multiple Airlines

Sun, Aug 30 - Sun, Sep 6

9:35 am - 9:20 pm

BFS

ORD

41h 45m

3 stops

7:25 pm - 9:55 pm

ORD

BFS

20h 30m

3 stops

$860Multiple Airlines

Sun, Aug 30 - Sun, Sep 6

8:20 am - 2:44 pm

BFS

ORD

36h 24m

3 stops

7:25 pm - 9:00 pm

ORD

BFS

19h 35m

2 stops

$891Multiple Airlines

Thu, Aug 27 - Sun, Aug 30

6:15 am - 6:15 pm

BFS

ORD

18h 00m

2 stops

7:25 pm - 9:05 pm

ORD

BFS

19h 40m

2 stops

$905Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

6:30 am - 5:15 pm

BHD

ORD

16h 45m

1 stop

7:05 pm - 12:55 pm

ORD

BHD

11h 50m

1 stop

$914American Airlines

Mon, Sep 7 - Mon, Sep 14

5:30 pm - 2:15 pm

BHD

ORD

26h 45m

1 stop

12:29 pm - 9:20 am

ORD

BHD

14h 51m

2 stops

$936KLM

Mon, Sep 7 - Mon, Sep 14

9:50 am - 10:44 pm

BHD

ORD

18h 54m

2 stops

11:17 am - 9:20 am

ORD

BHD

16h 03m

2 stops

$940Delta

Mon, Sep 7 - Mon, Sep 14

6:30 am - 12:25 pm

BHD

ORD

11h 55m

1 stop

10:25 pm - 6:45 pm

ORD

BHD

14h 20m

1 stop

$952Iberia

Thu, Sep 10 - Thu, Sep 24

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British Airways flights from Northern Ireland to Chicago

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

British Airways

Dec 3

BHD11:05 amBelfast City

13h 40m

1 stop

ORD6:45 pmChicago O'Hare Intl

Dec 7

ORD3:33 pmChicago O'Hare Intl

16h 42m

2 stops

BHD2:15 pmBelfast City

$964

British Airways

Sep 10

BHD9:35 amBelfast City

17h 37m

2 stops

ORD9:12 pmChicago O'Hare Intl

Sep 24

ORD10:11 amChicago O'Hare Intl

16h 34m

2 stops

BHD8:45 amBelfast City

$967

British Airways

Dec 3

BHD7:40 amBelfast City

17h 44m

2 stops

ORD7:24 pmChicago O'Hare Intl

Dec 7

ORD4:26 pmChicago O'Hare Intl

15h 49m

2 stops

BHD2:15 pmBelfast City

$972

Virgin Atlantic flights from Northern Ireland to Chicago

Our best Virgin Atlantic deals on Northern Ireland to Chicago flight tickets

Virgin Atlantic

Aug 3

BHD5:30 pmBelfast City

26h 45m

1 stop

ORD2:15 pmChicago O'Hare Intl

Aug 7

ORD5:57 pmChicago O'Hare Intl

16h 58m

2 stops

BHD4:55 pmBelfast City

$2,296

Virgin Atlantic

Aug 3

BHD9:50 amBelfast City

17h 57m

2 stops

ORD9:47 pmChicago O'Hare Intl

Aug 7

ORD1:59 pmChicago O'Hare Intl

20h 56m

2 stops

BHD4:55 pmBelfast City

$2,302

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Sun 8/30

9:35 am-9:20 pm

3 stops41h 45m

Chicago O'Hare Intl

Sun 9/6

10:25 pm-9:00 pm

2 stops16h 35m

$819

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Tue 9/1

10:30 pm-12:40 pm

3 stops44h 10m

Chicago O'Hare Intl

Tue 9/8

9:50 am-7:40 pm

2 stops27h 50m

$855

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Sun 8/30

6:00 pm-9:25 pm

2 stops33h 25m

Chicago O'Hare Intl

Sun 9/6

7:25 pm-9:00 pm

2 stops19h 35m

$856

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Sun 8/30

9:35 am-9:20 pm

3 stops41h 45m

Chicago O'Hare Intl

Sun 9/6

7:25 pm-9:55 pm

3 stops20h 30m

$860

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Thu 8/27

8:20 am-2:44 pm

3 stops36h 24m

Chicago O'Hare Intl

Sun 8/30

7:25 pm-9:00 pm

2 stops19h 35m

$891

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Tue 9/1

6:15 am-6:15 pm

2 stops18h 00m

Chicago O'Hare Intl

Tue 9/8

7:25 pm-9:05 pm

2 stops19h 40m

$905

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 9/7

6:30 am-5:15 pm

1 stop16h 45m

Chicago O'Hare Intl

Mon 9/14

7:05 pm-12:55 pm

1 stop11h 50m

$914

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 9/7

5:30 pm-2:15 pm

1 stop26h 45m

Chicago O'Hare Intl

Mon 9/14

12:29 pm-9:20 am

2 stops14h 51m

$936

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 9/7

9:50 am-10:44 pm

2 stops18h 54m

Chicago O'Hare Intl

Mon 9/14

11:17 am-9:20 am

2 stops16h 03m

$940

Quickest round-trip

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 9/10

6:30 am-12:25 pm

1 stop11h 55m

Chicago O'Hare Intl

Thu 9/24

10:25 pm-6:45 pm

1 stop14h 20m

$952

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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	13h 15m
Direct flights	None

The fastest flight from Northern Ireland to Chicago takes 13h 15m

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

Portage

Benton Harbor

Lansing

Saint Joseph

Valparaiso

Schererville

Munster

Chesterton

Monticello

Crown Point

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 $390

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 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Northern Ireland to Chicago

Cheap round-trip flights

Cheap one-way flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

British Airways flights from Northern Ireland to Chicago

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

Virgin Atlantic flights from Northern Ireland to Chicago

Our best Virgin Atlantic deals on Northern Ireland to Chicago flight tickets

momondo Fare Finder

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

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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

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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