How do I get Price Alerts for flights from Northern Ireland to Chicago?

Confirm your travel details to search for the latest offers for flights from Northern Ireland to Chicago . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Northern Ireland to Chicago with momondo?

By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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

Prices for flights from Northern Ireland to Chicago are updated daily.

How many operators does momondo search for flights from Northern Ireland to Chicago?

As of February 2026, there is 1 operator available to choose from for flights from Northern Ireland to Chicago.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Northern Ireland to Chicago.

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

The required travel and health documents for your Chicago trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£269 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 return flights

Enter your travel dates to find the best prices.

09:35 - 17:35

BHD

ORD

14h 00m

1 stop

21:15 - 17:30

ORD

BHD

14h 15m

1 stop

£729British Airways

Sat, 6 Jun - Mon, 22 Jun

07:05 - 16:58

BHD

ORD

15h 53m

2 stops

22:35 - 15:30

ORD

BHD

10h 55m

1 stop

£748Multiple Airlines

Sat, 6 Jun - Mon, 22 Jun

09:35 - 21:09

BHD

ORD

17h 34m

2 stops

16:53 - 12:55

ORD

BHD

14h 02m

2 stops

£768British Airways

Sat, 6 Jun - Mon, 22 Jun

11:05 - 18:45

BHD

ORD

13h 40m

1 stop

20:35 - 16:05

ORD

BHD

13h 30m

1 stop

£851British Airways

Thu, 19 Feb - Mon, 23 Feb

06:35 - 13:50

BHD

ORD

13h 15m

1 stop

16:10 - 14:15

ORD

BHD

16h 05m

2 stops

£853British Airways

Thu, 19 Feb - Mon, 23 Feb

06:35 - 18:00

BHD

ORD

17h 25m

2 stops

18:22 - 16:05

ORD

BHD

15h 43m

2 stops

£855British Airways

Thu, 19 Feb - Mon, 23 Feb

06:35 - 18:00

BHD

ORD

17h 25m

2 stops

11:38 - 09:05

ORD

BHD

15h 27m

2 stops

£856British Airways

Thu, 19 Feb - Mon, 23 Feb

06:35 - 18:00

BHD

ORD

17h 25m

2 stops

18:22 - 16:05

ORD

BHD

15h 43m

2 stops

£857British Airways

Thu, 19 Feb - Mon, 23 Feb

11:30 - 18:45

BHD

ORD

13h 15m

1 stop

20:35 - 14:00

ORD

BHD

11h 25m

1 stop

£1,890British Airways

Mon, 23 Feb - Thu, 26 Feb

09:15 - 15:25

BHD

ORD

12h 10m

1 stop

13:39 - 10:20

ORD

BHD

14h 41m

2 stops

£1,894British Airways

Mon, 23 Feb - Thu, 26 Feb

British Airways flights from Northern Ireland to Chicago

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

British Airways

6 Jun

BHD09:35Belfast City

14h 00m

1 stop

ORD17:35Chicago O'Hare Intl

22 Jun

ORD21:15Chicago O'Hare Intl

14h 15m

1 stop

BHD17:30Belfast City

£729

British Airways

6 Jun

BHD09:35Belfast City

17h 34m

2 stops

ORD21:09Chicago O'Hare Intl

22 Jun

ORD16:53Chicago O'Hare Intl

14h 02m

2 stops

BHD12:55Belfast City

£768

British Airways

19 Feb

BHD06:35Belfast City

13h 15m

1 stop

ORD13:50Chicago O'Hare Intl

23 Feb

ORD11:38Chicago O'Hare Intl

15h 27m

2 stops

BHD09:05Belfast City

£851

Fly from

Fly to

Route

Depart

Return

Price

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Sat 6/6

09:35-17:35

1 stop14h 00m

Chicago O'Hare Intl

Mon 22/6

21:15-17:30

1 stop14h 15m

£729

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Sat 6/6

07:05-16:58

2 stops15h 53m

Chicago O'Hare Intl

Mon 22/6

22:35-15:30

1 stop10h 55m

£748

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Sat 6/6

09:35-21:09

2 stops17h 34m

Chicago O'Hare Intl

Mon 22/6

16:53-12:55

2 stops14h 02m

£768

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 19/2

11:05-18:45

1 stop13h 40m

Chicago O'Hare Intl

Mon 23/2

20:35-16:05

1 stop13h 30m

£851

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 19/2

06:35-13:50

1 stop13h 15m

Chicago O'Hare Intl

Mon 23/2

16:10-14:15

2 stops16h 05m

£853

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 19/2

06:35-18:00

2 stops17h 25m

Chicago O'Hare Intl

Mon 23/2

18:22-16:05

2 stops15h 43m

£855

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 19/2

06:35-18:00

2 stops17h 25m

Chicago O'Hare Intl

Mon 23/2

11:38-09:05

2 stops15h 27m

£856

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 19/2

06:35-18:00

2 stops17h 25m

Chicago O'Hare Intl

Mon 23/2

18:22-16:05

2 stops15h 43m

£857

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 23/2

11:30-18:45

1 stop13h 15m

Chicago O'Hare Intl

Thu 26/2

20:35-14:00

1 stop11h 25m

£1,890

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 23/2

09:15-15:25

1 stop12h 10m

Chicago O'Hare Intl

Thu 26/2

13:39-10:20

2 stops14h 41m

£1,894

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

When did momondo last update prices for flights from Northern Ireland to Chicago?
Prices for flights from Northern Ireland to Chicago are updated daily.
How many operators does momondo search for flights from Northern Ireland to Chicago?
As of February 2026, there is 1 operator available to choose from for flights from Northern Ireland to Chicago.
How old do you have to be to fly from Northern Ireland to Chicago?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Northern Ireland to Chicago.
What documentation or ID do you need to fly to Chicago?
The required travel and health documents for your Chicago trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Northern Ireland to Chicago

Compare and see reviews for airlines that fly from Northern Ireland to Chicago with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £493	Free Cancellation	Rating 6.7 7,723 reviews		Search British Airways flights

How do I get Price Alerts for flights from Northern Ireland to Chicago?
Confirm your travel details to search for the latest offers for flights from Northern Ireland to Chicago. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Northern Ireland to Chicago with momondo?
By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Northern Ireland to Chicago . Millions of users trust and use momondo every year so you are in good hands.

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?

Yes momondo offers price alerts on flights to Chicago from Northern Ireland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Northern Ireland to Chicago from £269

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 31/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Northern Ireland to Chicago

Cheap return flights

Cheap one-way flights

British Airways flights from Northern Ireland to Chicago

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

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

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

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

How many operators does momondo search for flights from Northern Ireland to Chicago?

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

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

Best airlines flying from Northern Ireland to Chicago

Compare and see reviews for airlines that fly from Northern Ireland to Chicago with momondo

How do I get Price Alerts for flights from Northern Ireland to Chicago?

How can I save money on flights from Northern Ireland to Chicago with momondo?

How does momondo find its flight prices?

Why use momondo?

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

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

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

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

An easier way to manage your Chicago trip

We make it super easy to schedule, organise 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

Fly your favourite airline to Chicago

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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

Fly to other destinations from Northern Ireland

According to popular flight searches on momondo this year

Complete your trip to Chicago

Explore popular destinations other users love

According to popular flight searches on momondo this year