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Cheap flights from Northern Ireland to Chicago from £335

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.
Iberia Logo
06:35 - 18:45BHD  Belfast City-ORD Chicago O'Hare Intl
18h 10m1 stop London Heathrow
Iberia Logo
20:00 - 14:15ORD  Chicago O'Hare Intl-BHD Belfast City
12h 15m1 stop London Heathrow
£789Iberia
Sat, 21 Nov - Sat, 28 Nov
Delta Logo
09:40 - 23:54BHD  Belfast City-ORD Chicago O'Hare Intl
20h 14m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
Delta Logo
16:25 - 09:10ORD  Chicago O'Hare Intl-BHD Belfast City
10h 45m1 stop Amsterdam Schiphol
£827Delta
Sat, 21 Nov - Sat, 28 Nov
Multiple Airlines Logo
17:15 - 19:55BHD  Belfast City-ORD Chicago O'Hare Intl
32h 40m2 stops Amsterdam Schiphol Warsaw Frederic Chopin
Multiple Airlines Logo
21:50 - 09:10ORD  Chicago O'Hare Intl-BHD Belfast City
29h 20m2 stops Warsaw Frederic Chopin Amsterdam Schiphol
£849Multiple Airlines
Sat, 21 Nov - Sat, 28 Nov
Multiple Airlines Logo
17:15 - 17:20BHD  Belfast City-ORD Chicago O'Hare Intl
30h 05m3 stops Amsterdam Schiphol Oslo Gardermoen Reykjavik Keflavik Intl
Multiple Airlines Logo
18:30 - 17:20ORD  Chicago O'Hare Intl-BHD Belfast City
16h 50m2 stops Reykjavik Keflavik Intl Manchester
£883Multiple Airlines
Sat, 21 Nov - Sat, 28 Nov
Multiple Airlines Logo
17:15 - 16:39BHD  Belfast City-MDW Chicago Midway
29h 24m2 stops Amsterdam Schiphol Minneapolis St Paul
Multiple Airlines Logo
09:30 - 09:10MDW  Chicago Midway-BHD Belfast City
17h 40m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol
£888Multiple Airlines
Sat, 21 Nov - Sat, 28 Nov
Multiple Airlines Logo
17:15 - 18:25BHD  Belfast City-ORD Chicago O'Hare Intl
31h 10m3 stops Amsterdam Schiphol Berlin Brandenburg Munich Franz Josef Strauss
Multiple Airlines Logo
16:20 - 09:10ORD  Chicago O'Hare Intl-BHD Belfast City
34h 50m3 stops Frankfurt am Main Berlin Brandenburg Amsterdam Schiphol
£907Multiple Airlines
Sat, 21 Nov - Sat, 28 Nov
Aer Lingus Logo
06:35 - 18:20BHD  Belfast City-ORD Chicago O'Hare Intl
17h 45m2 stops London Heathrow Dublin
Aer Lingus Logo
20:05 - 16:45ORD  Chicago O'Hare Intl-BHD Belfast City
14h 40m2 stops Dublin London Heathrow
£1,125Aer Lingus
Sat, 12 Dec - Sat, 19 Dec
Multiple Airlines Logo
06:35 - 15:35BHD  Belfast City-ORD Chicago O'Hare Intl
15h 00m1 stop London Heathrow
Multiple Airlines Logo
20:05 - 17:40ORD  Chicago O'Hare Intl-BHD Belfast City
15h 35m2 stops Dublin Glasgow Intl
£1,163Multiple Airlines
Sat, 12 Dec - Sat, 19 Dec
Multiple Airlines Logo
15:00 - 15:30BHD  Belfast City-ORD Chicago O'Hare Intl
30h 30m3 stops Birmingham Dublin Lisbon Humberto Delgado
Multiple Airlines Logo
20:05 - 21:05ORD  Chicago O'Hare Intl-BHD Belfast City
19h 00m2 stops Dublin Manchester
£1,245Multiple Airlines
Sat, 12 Dec - Sat, 19 Dec
British Airways Logo
11:45 - 18:45BHD  Belfast City-ORD Chicago O'Hare Intl
13h 00m1 stop London Heathrow
British Airways Logo
21:50 - 16:45ORD  Chicago O'Hare Intl-BHD Belfast City
12h 55m1 stop London Heathrow
£1,295British Airways
Sat, 12 Dec - Sat, 19 Dec

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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
12 Dec
BHD11:45Belfast City
13h 00m
1 stop
ORD18:45Chicago O'Hare Intl
19 Dec
ORD21:50Chicago O'Hare Intl
12h 55m
1 stop
BHD16:45Belfast City
£1,295
British Airways
7 Nov
BHD06:35Belfast City
14h 55m
1 stop
ORD15:30Chicago O'Hare Intl
9 Nov
ORD21:50Chicago O'Hare Intl
14h 45m
1 stop
BHD18:35Belfast City
£1,301
British Airways
7 Nov
BHD06:35Belfast City
14h 55m
1 stop
ORD15:30Chicago O'Hare Intl
9 Nov
ORD21:50Chicago O'Hare Intl
14h 45m
1 stop
BHD18:35Belfast City
£1,304

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Sat 21/11

06:35-18:45

1 stop18h 10m

Chicago O'Hare Intl

Sat 28/11

20:00-14:15

1 stop12h 15m

£789

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Sat 21/11

09:40-23:54

2 stops20h 14m

Chicago O'Hare Intl

Sat 28/11

16:25-09:10

1 stop10h 45m

£827

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Sat 21/11

17:15-19:55

2 stops32h 40m

Chicago O'Hare Intl

Sat 28/11

21:50-09:10

2 stops29h 20m

£849

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Sat 21/11

17:15-17:20

3 stops30h 05m

Chicago O'Hare Intl

Sat 28/11

18:30-17:20

2 stops16h 50m

£883

BelfastChicago

BHD Belfast City - MDW Chicago Midway

BHDMDW

Belfast City

Sat 21/11

17:15-16:39

2 stops29h 24m

Chicago Midway

Sat 28/11

09:30-09:10

2 stops17h 40m

£888

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Sat 21/11

17:15-18:25

3 stops31h 10m

Chicago O'Hare Intl

Sat 28/11

16:20-09:10

3 stops34h 50m

£907

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Sat 12/12

06:35-18:20

2 stops17h 45m

Chicago O'Hare Intl

Sat 19/12

20:05-16:45

2 stops14h 40m

£1,125

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Sat 12/12

06:35-15:35

1 stop15h 00m

Chicago O'Hare Intl

Sat 19/12

20:05-17:40

2 stops15h 35m

£1,163

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Sat 12/12

15:00-15:30

3 stops30h 30m

Chicago O'Hare Intl

Sat 19/12

20:05-21:05

2 stops19h 00m

£1,245
Fastest return journey

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Sat 12/12

11:45-18:45

1 stop13h 00m

Chicago O'Hare Intl

Sat 19/12

21:50-16:45

1 stop12h 55m

£1,295

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

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?

KLM 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

Best price found

£335

Fastest flight time

14h 55m

Direct flights

None
The best one-way flight to Chicago from Northern Ireland in the past 72 hours is £335. The best return flight deal from Northern Ireland to Chicago found on momondo in the last 72 hours is £789.
The fastest flight from Northern Ireland to Chicago takes 14h 55m
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.

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