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Cheap flights from Northern Ireland to Chicago from £618

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Northern Ireland to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:10 - 21:25BFS  Belfast Intl-ORD Chicago O'Hare Intl
21h 15m2 stops London Gatwick Reykjavik Keflavik Intl
Multiple Airlines Logo
19:25 - 20:30ORD  Chicago O'Hare Intl-BFS Belfast Intl
19h 05m2 stops Reykjavik Keflavik Intl London Gatwick
£618Multiple Airlines
Wed, 7 Oct - Wed, 14 Oct
Multiple Airlines Logo
10:10 - 16:10BFS  Belfast Intl-ORD Chicago O'Hare Intl
36h 00m2 stops Paris Charles de Gaulle Kastrup Copenhagen
Multiple Airlines Logo
19:15 - 22:15ORD  Chicago O'Hare Intl-BFS Belfast Intl
21h 00m2 stops Kastrup Copenhagen Paris Charles de Gaulle
£619Multiple Airlines
Sat, 10 Oct - Sat, 17 Oct
Multiple Airlines Logo
06:15 - 21:25BFS  Belfast Intl-ORD Chicago O'Hare Intl
21h 10m2 stops Paris Charles de Gaulle Reykjavik Keflavik Intl
Multiple Airlines Logo
19:25 - 20:15ORD  Chicago O'Hare Intl-BFS Belfast Intl
18h 50m2 stops Reykjavik Keflavik Intl London Gatwick
£620Multiple Airlines
Wed, 14 Oct - Sun, 18 Oct
Multiple Airlines Logo
08:15 - 20:41BFS  Belfast Intl-ORD Chicago O'Hare Intl
18h 26m3 stops London Gatwick Montreal Pierre Elliott Trudeau Intl Toronto Island
Multiple Airlines Logo
19:25 - 22:20ORD  Chicago O'Hare Intl-BFS Belfast Intl
20h 55m2 stops Reykjavik Keflavik Intl Manchester
£634Multiple Airlines
Wed, 7 Oct - Wed, 14 Oct
Multiple Airlines Logo
06:15 - 19:15BFS  Belfast Intl-ORD Chicago O'Hare Intl
19h 00m2 stops Paris Charles de Gaulle Dublin
Multiple Airlines Logo
19:25 - 22:30ORD  Chicago O'Hare Intl-BFS Belfast Intl
21h 05m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Bristol
£661Multiple Airlines
Wed, 14 Oct - Sun, 18 Oct
Multiple Airlines Logo
06:15 - 15:10BFS  Belfast Intl-ORD Chicago O'Hare Intl
14h 55m1 stop Paris Charles de Gaulle
Multiple Airlines Logo
16:50 - 13:45ORD  Chicago O'Hare Intl-BFS Belfast Intl
14h 55m2 stops Amsterdam Schiphol Paris Charles de Gaulle
£666Multiple Airlines
Wed, 7 Oct - Wed, 14 Oct
Multiple Airlines Logo
08:15 - 20:41BFS  Belfast Intl-ORD Chicago O'Hare Intl
18h 26m3 stops London Gatwick Montreal Pierre Elliott Trudeau Intl Toronto Island
Multiple Airlines Logo
14:15 - 15:20ORD  Chicago O'Hare Intl-BFS Belfast Intl
19h 05m3 stops Toronto Pearson Intl Madrid Barajas Manchester
£670Multiple Airlines
Wed, 7 Oct - Wed, 14 Oct
British Airways Logo
06:30 - 15:30BHD  Belfast City-ORD Chicago O'Hare Intl
15h 00m1 stop London Heathrow
British Airways Logo
17:10 - 14:15ORD  Chicago O'Hare Intl-BHD Belfast City
15h 05m1 stop London Heathrow
£675British Airways
Thu, 5 Nov - Mon, 9 Nov
Multiple Airlines Logo
06:15 - 15:10BFS  Belfast Intl-ORD Chicago O'Hare Intl
14h 55m1 stop Paris Charles de Gaulle
Multiple Airlines Logo
17:10 - 13:45ORD  Chicago O'Hare Intl-BFS Belfast Intl
14h 35m1 stop Paris Charles de Gaulle
£676Multiple Airlines
Wed, 7 Oct - Wed, 14 Oct
British Airways Logo
11:05 - 22:32BHD  Belfast City-ORD Chicago O'Hare Intl
17h 27m2 stops London Heathrow Charlotte Douglas
British Airways Logo
16:45 - 14:15ORD  Chicago O'Hare Intl-BHD Belfast City
15h 30m2 stops Charlotte Douglas London Heathrow
£679British Airways
Thu, 5 Nov - Mon, 9 Nov

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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
5 Nov
BHD06:30Belfast City
15h 00m
1 stop
ORD15:30Chicago O'Hare Intl
9 Nov
ORD17:10Chicago O'Hare Intl
15h 05m
1 stop
BHD14:15Belfast City
£675
British Airways
5 Nov
BHD11:05Belfast City
17h 27m
2 stops
ORD22:32Chicago O'Hare Intl
9 Nov
ORD16:45Chicago O'Hare Intl
15h 30m
2 stops
BHD14:15Belfast City
£679
British Airways
5 Nov
BHD07:40Belfast City
12h 05m
1 stop
ORD13:45Chicago O'Hare Intl
9 Nov
ORD18:35Chicago O'Hare Intl
15h 30m
1 stop
BHD16:05Belfast City
£706

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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Route

Depart

Return

Price

Cheapest return flight

BelfastChicago

BFS Belfast Intl - ORD Chicago O'Hare Intl

BFSORD

Belfast Intl

Wed 7/10

06:10-21:25

2 stops21h 15m

Chicago O'Hare Intl

Wed 14/10

19:25-20:30

2 stops19h 05m

£618

BelfastChicago

BFS Belfast Intl - ORD Chicago O'Hare Intl

BFSORD

Belfast Intl

Sat 10/10

10:10-16:10

2 stops36h 00m

Chicago O'Hare Intl

Sat 17/10

19:15-22:15

2 stops21h 00m

£619

BelfastChicago

BFS Belfast Intl - ORD Chicago O'Hare Intl

BFSORD

Belfast Intl

Wed 14/10

06:15-21:25

2 stops21h 10m

Chicago O'Hare Intl

Sun 18/10

19:25-20:15

2 stops18h 50m

£620

BelfastChicago

BFS Belfast Intl - ORD Chicago O'Hare Intl

BFSORD

Belfast Intl

Wed 7/10

08:15-20:41

3 stops18h 26m

Chicago O'Hare Intl

Wed 14/10

19:25-22:20

2 stops20h 55m

£634

BelfastChicago

BFS Belfast Intl - ORD Chicago O'Hare Intl

BFSORD

Belfast Intl

Wed 14/10

06:15-19:15

2 stops19h 00m

Chicago O'Hare Intl

Sun 18/10

19:25-22:30

3 stops21h 05m

£661

BelfastChicago

BFS Belfast Intl - ORD Chicago O'Hare Intl

BFSORD

Belfast Intl

Wed 7/10

06:15-15:10

1 stop14h 55m

Chicago O'Hare Intl

Wed 14/10

16:50-13:45

2 stops14h 55m

£666

BelfastChicago

BFS Belfast Intl - ORD Chicago O'Hare Intl

BFSORD

Belfast Intl

Wed 7/10

08:15-20:41

3 stops18h 26m

Chicago O'Hare Intl

Wed 14/10

14:15-15:20

3 stops19h 05m

£670

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Thu 5/11

06:30-15:30

1 stop15h 00m

Chicago O'Hare Intl

Mon 9/11

17:10-14:15

1 stop15h 05m

£675
Fastest return journey

BelfastChicago

BFS Belfast Intl - ORD Chicago O'Hare Intl

BFSORD

Belfast Intl

Wed 7/10

06:15-15:10

1 stop14h 55m

Chicago O'Hare Intl

Wed 14/10

17:10-13:45

1 stop14h 35m

£676

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Thu 5/11

11:05-22:32

2 stops17h 27m

Chicago O'Hare Intl

Mon 9/11

16:45-14:15

2 stops15h 30m

£679

Flights are sorted by cheapest return flights first.

Sorted 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

Best price found

£618

Fastest flight time

15h 00m

Direct flights

None
The best flight deal from Northern Ireland to Chicago found on momondo in the last 72 hours is £618
The fastest flight from Northern Ireland to Chicago takes 15h 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 updated daily.

  • 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.

Frequently asked questions about flying from Northern Ireland to Chicago

  • 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.

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Schererville

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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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport