How do I get Price Alerts for flights from Northern Ireland to Chicago O'Hare Intl Airport?

Price Alerts will notify you by email when the price for flights to Chicago O'Hare Intl Airport from Northern Ireland decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

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.

How old do you have to be to fly from Northern Ireland to Chicago O'Hare Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$390 Cheap Flights from Northern Ireland to Chicago O'Hare Intl Airport 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.

9:05 pm - 8:12 pm

BFS

ORD

29h 07m

3 stops

7:25 pm - 7:40 pm

ORD

BFS

18h 15m

2 stops

$827Multiple Airlines

Fri, Sep 25 - Tue, Sep 29

6:35 pm - 9:20 pm

BFS

ORD

32h 45m

2 stops

7:25 pm - 7:40 pm

ORD

BFS

18h 15m

2 stops

$844Multiple Airlines

Fri, Sep 25 - Tue, Sep 29

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

6:30 am - 4:49 pm

BHD

ORD

16h 19m

2 stops

7:05 pm - 1:35 pm

ORD

BHD

12h 30m

1 stop

$890British Airways

Wed, Oct 7 - Wed, Oct 14

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

9:05 pm - 8:12 pm

BFS

ORD

29h 07m

3 stops

7:25 pm - 11:10 pm

ORD

BFS

21h 45m

3 stops

$903Multiple Airlines

Fri, Sep 25 - Tue, Sep 29

6:30 am - 3:55 pm

BHD

ORD

15h 25m

1 stop

7:05 pm - 3:20 pm

ORD

BHD

14h 15m

1 stop

$948British Airways

Fri, Sep 25 - Tue, Sep 29

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

6:35 am - 3:30 pm

BHD

ORD

14h 55m

1 stop

8:40 pm - 2:15 pm

ORD

BHD

11h 35m

1 stop

$960American Airlines

Thu, Dec 3 - Mon, Dec 7

4:25 pm - 12:30 pm

BHD

ORD

26h 05m

1 stop

8:50 pm - 6:10 pm

ORD

BHD

15h 20m

1 stop

$976Iberia

Fri, Sep 4 - Fri, Sep 11

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Iberia flights from Northern Ireland to Chicago O'Hare Intl Airport

Our best Iberia deals on Northern Ireland to Chicago O'Hare Intl Airport flight tickets

Iberia

Sep 10

BHD6:30 amBelfast City

11h 55m

1 stop

ORD12:25 pmChicago O'Hare Intl

Sep 24

ORD10:25 pmChicago O'Hare Intl

14h 20m

1 stop

BHD6:45 pmBelfast City

$952

Iberia

Sep 4

BHD4:25 pmBelfast City

26h 05m

1 stop

ORD12:30 pmChicago O'Hare Intl

Sep 11

ORD8:50 pmChicago O'Hare Intl

15h 20m

1 stop

BHD6:10 pmBelfast City

$976

Iberia

Sep 4

BHD11:00 amBelfast City

12h 15m

1 stop

ORD5:15 pmChicago O'Hare Intl

Sep 11

ORD3:50 pmChicago O'Hare Intl

20h 20m

2 stops

BHD6:10 pmBelfast City

$986

Delta flights from Northern Ireland to Chicago O'Hare Intl Airport

Our best Delta deals on Northern Ireland to Chicago O'Hare Intl Airport flight tickets

Delta

Aug 3

BHD5:30 pmBelfast City

26h 45m

1 stop

ORD2:15 pmChicago O'Hare Intl

Aug 7

ORD1:59 pmChicago O'Hare Intl

20h 56m

2 stops

BHD4:55 pmBelfast City

$2,296

Delta

Aug 3

BHD9:50 amBelfast City

18h 54m

2 stops

ORD10:44 pmChicago O'Hare Intl

Aug 7

ORD3:51 pmChicago O'Hare Intl

19h 04m

2 stops

BHD4:55 pmBelfast City

$2,302

momondo 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 round-trip

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Fri 9/25

9:05 pm-8:12 pm

3 stops29h 07m

Chicago O'Hare Intl

Tue 9/29

7:25 pm-7:40 pm

2 stops18h 15m

$827

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Fri 9/25

6:35 pm-9:20 pm

2 stops32h 45m

Chicago O'Hare Intl

Tue 9/29

7:25 pm-7:40 pm

2 stops18h 15m

$844

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

BHD - ORD

BHDORD

Belfast City

Wed 10/7

6:30 am-4:49 pm

2 stops16h 19m

Chicago O'Hare Intl

Wed 10/14

7:05 pm-1:35 pm

1 stop12h 30m

$890

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

Fri 9/25

9:05 pm-8:12 pm

3 stops29h 07m

Chicago O'Hare Intl

Tue 9/29

7:25 pm-11:10 pm

3 stops21h 45m

$903

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Fri 9/25

6:30 am-3:55 pm

1 stop15h 25m

Chicago O'Hare Intl

Tue 9/29

7:05 pm-3:20 pm

1 stop14h 15m

$948

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

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 12/3

6:35 am-3:30 pm

1 stop14h 55m

Chicago O'Hare Intl

Mon 12/7

8:40 pm-2:15 pm

1 stop11h 35m

$960

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Fri 9/4

4:25 pm-12:30 pm

1 stop26h 05m

Chicago O'Hare Intl

Fri 9/11

8:50 pm-6:10 pm

1 stop15h 20m

$976

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Cheap Northern Ireland to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Northern Ireland to Chicago O'Hare Intl Airport

Fastest flight time	13h 15m
Direct flights	None

The fastest flight from Northern Ireland to Chicago O'Hare Intl Airport takes 13h 15m

There are no direct flights from Northern Ireland to Chicago O'Hare Intl Airport. There are no popular flight routes from Northern Ireland to Chicago O'Hare Intl Airport.

Search flight deals

Frequently asked questions about flying from Northern Ireland to Chicago O'Hare Intl Airport

When did momondo last update prices for flights from Northern Ireland to Chicago O'Hare Intl Airport?
Prices for flights from Northern Ireland to Chicago O'Hare Intl Airport are updated daily.
How old do you have to be to fly from Northern Ireland to Chicago O'Hare Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Northern Ireland to Chicago O'Hare Intl Airport

How do I get Price Alerts for flights from Northern Ireland to Chicago O'Hare Intl Airport?
Price Alerts will notify you by email when the price for flights to Chicago O'Hare Intl Airport from Northern Ireland decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Northern Ireland to Chicago O'Hare Intl Airport with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for 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.

Lake Geneva

Schaumburg

South Haven

Merrillville

Rockford

Gurnee

Rosemont

Orland Park

Oak Brook

Naperville

Joliet

New Buffalo

Kenosha

Hammond

Aurora

Racine

Janesville

Elgin

Evanston

South Holland

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?

Yes. All flights to Chicago from Northern Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

If you are not ready to book a flight from Northern Ireland to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.