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Cheap flights from Northern Ireland to Chicago from £297

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 8/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Northern Ireland to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
22:45 - 20:05
BFS
-
ORD
27h 20m
3 stops
Multiple Airlines Logo
19:25 - 22:20
ORD
-
BFS
20h 55m
3 stops
£682Multiple Airlines
Wed, 22 Jul - Wed, 29 Jul
British Airways Logo
06:30 - 15:55
BHD
-
ORD
15h 25m
1 stop
British Airways Logo
13:35 - 12:55
ORD
-
BHD
17h 20m
2 stops
£685British Airways
Thu, 17 Sep - Mon, 21 Sep
Multiple Airlines Logo
06:30 - 16:57
BFS
-
ORD
16h 27m
2 stops
Multiple Airlines Logo
22:25 - 23:20
ORD
-
BFS
18h 55m
2 stops
£695Multiple Airlines
Mon, 13 Jul - Mon, 20 Jul
Multiple Airlines Logo
22:45 - 19:52
BFS
-
ORD
27h 07m
2 stops
Multiple Airlines Logo
19:25 - 22:20
ORD
-
BFS
20h 55m
3 stops
£705Multiple Airlines
Wed, 22 Jul - Wed, 29 Jul
Multiple Airlines Logo
06:30 - 16:57
BFS
-
ORD
16h 27m
2 stops
Multiple Airlines Logo
19:25 - 23:05
ORD
-
BFS
21h 40m
3 stops
£705Multiple Airlines
Mon, 13 Jul - Mon, 20 Jul
British Airways Logo
07:00 - 17:44
BHD
-
ORD
16h 44m
2 stops
British Airways Logo
17:48 - 15:30
ORD
-
BHD
15h 42m
2 stops
£708British Airways
Thu, 17 Sep - Mon, 21 Sep
Multiple Airlines Logo
08:00 - 16:57
BFS
-
ORD
14h 57m
2 stops
Multiple Airlines Logo
22:25 - 22:35
ORD
-
BFS
18h 10m
2 stops
£708Multiple Airlines
Mon, 20 Jul - Mon, 27 Jul
British Airways Logo
09:05 - 18:45
BHD
-
ORD
15h 40m
1 stop
British Airways Logo
18:50 - 13:55
ORD
-
BHD
13h 05m
1 stop
£715British Airways
Thu, 5 Nov - Sun, 8 Nov
Multiple Airlines Logo
07:35 - 19:52
BFS
-
ORD
18h 17m
2 stops
Multiple Airlines Logo
22:25 - 20:40
ORD
-
BFS
16h 15m
2 stops
£716Multiple Airlines
Wed, 22 Jul - Wed, 29 Jul
British Airways Logo
11:05 - 19:15
BHD
-
ORD
14h 10m
1 stop
British Airways Logo
17:10 - 13:55
ORD
-
BHD
14h 45m
1 stop
£718British Airways
Thu, 5 Nov - Sun, 8 Nov

American Airlines flights from Northern Ireland to Chicago O'Hare Intl Airport

Our best American Airlines deals on Northern Ireland to Chicago O'Hare Intl Airport flight tickets
American Airlines
15 Jun
BHD06:30Belfast City
11h 55m
1 stop
ORD12:25Chicago O'Hare Intl
22 Jun
ORD20:50Chicago O'Hare Intl
12h 40m
1 stop
BHD15:30Belfast City
£712
American Airlines
13 Jul
BHD09:40Belfast City
13h 55m
1 stop
ORD17:35Chicago O'Hare Intl
20 Jul
ORD20:40Chicago O'Hare Intl
12h 50m
1 stop
BHD15:30Belfast City
£789

British Airways flights from Northern Ireland to Chicago O'Hare Intl Airport

Our best British Airways deals on Northern Ireland to Chicago O'Hare Intl Airport flight tickets
British Airways
17 Sept
BHD06:30Belfast City
15h 25m
1 stop
ORD15:55Chicago O'Hare Intl
21 Sept
ORD13:35Chicago O'Hare Intl
17h 20m
2 stops
BHD12:55Belfast City
£685
British Airways
17 Sept
BHD07:00Belfast City
16h 44m
2 stops
ORD17:44Chicago O'Hare Intl
21 Sept
ORD17:48Chicago O'Hare Intl
15h 42m
2 stops
BHD15:30Belfast City
£708
British Airways
5 Nov
BHD11:05Belfast City
13h 40m
1 stop
ORD18:45Chicago O'Hare Intl
8 Nov
ORD16:06Chicago O'Hare Intl
15h 49m
2 stops
BHD13:55Belfast City
£715

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Chicago O'Hare Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 8 June 2026.
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 return flight

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Wed 22/7

22:45-20:05

3 stops27h 20m

Chicago O'Hare Intl

Wed 29/7

19:25-22:20

3 stops20h 55m

£682

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 17/9

06:30-15:55

1 stop15h 25m

Chicago O'Hare Intl

Mon 21/9

13:35-12:55

2 stops17h 20m

£685

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Mon 13/7

06:30-16:57

2 stops16h 27m

Chicago O'Hare Intl

Mon 20/7

22:25-23:20

2 stops18h 55m

£695

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Wed 22/7

22:45-19:52

2 stops27h 07m

Chicago O'Hare Intl

Wed 29/7

19:25-22:20

3 stops20h 55m

£705

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Mon 13/7

06:30-16:57

2 stops16h 27m

Chicago O'Hare Intl

Mon 20/7

19:25-23:05

3 stops21h 40m

£705

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 17/9

07:00-17:44

2 stops16h 44m

Chicago O'Hare Intl

Mon 21/9

17:48-15:30

2 stops15h 42m

£708

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Mon 20/7

08:00-16:57

2 stops14h 57m

Chicago O'Hare Intl

Mon 27/7

22:25-22:35

2 stops18h 10m

£708
Fastest return journey

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 5/11

09:05-18:45

1 stop15h 40m

Chicago O'Hare Intl

Sun 8/11

18:50-13:55

1 stop13h 05m

£715

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Wed 22/7

07:35-19:52

2 stops18h 17m

Chicago O'Hare Intl

Wed 29/7

22:25-20:40

2 stops16h 15m

£716

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 5/11

11:05-19:15

1 stop14h 10m

Chicago O'Hare Intl

Sun 8/11

17:10-13:55

1 stop14h 45m

£718

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Chicago from

How to get the cheapest flight ticket from Northern Ireland to Chicago O'Hare Intl Airport

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 O'Hare Intl?

British Airways is the most popular carrier operating from Northern Ireland to Chicago O'Hare Intl

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 40m

Direct flights

None
The fastest flight from Northern Ireland to Chicago O'Hare Intl Airport takes 13h 40m
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 refresh daily.

  • How many operators does momondo search for flights from Northern Ireland to Chicago O'Hare Intl Airport?

  • 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 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 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.

Best airlines flying from Northern Ireland to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Northern Ireland to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £503Free CancellationRating
6.7
8,028 reviews
Search British Airways flights

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Gurnee
Lincolnshire
Racine
Schaumburg
Willowbrook
Evanston
Lake Geneva
Joliet
Oak Park
Northbrook
Rosemont

Why use momondo?

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

Finding the right flight to Chicago from Northern Ireland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Chicago from Northern Ireland with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight 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?

Price alerts on flights to Chicago from Northern Ireland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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