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Cheap flights from Northern Ireland to Chicago from £364

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 24/8. 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
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
22:25 - 14:30
BFS
-
ORD
46h 05m
3 stops
Multiple Airlines Logo
09:55 - 08:55
ORD
-
BFS
17h 00m
2 stops
£706Multiple Airlines
Sat, 23 May - Sat, 30 May
Multiple Airlines Logo
22:25 - 14:30
BFS
-
ORD
46h 05m
3 stops
Multiple Airlines Logo
10:41 - 08:55
ORD
-
BFS
16h 14m
3 stops
£733Multiple Airlines
Sat, 23 May - Sat, 30 May
British Airways Logo
11:35 - 18:15
BHD
-
ORD
12h 40m
1 stop
British Airways Logo
17:37 - 17:40
ORD
-
BHD
18h 03m
2 stops
£737British Airways
Wed, 6 May - Sun, 10 May
Multiple Airlines Logo
07:20 - 16:59
BFS
-
ORD
15h 39m
2 stops
Multiple Airlines Logo
09:55 - 21:30
ORD
-
BFS
29h 35m
2 stops
£738Multiple Airlines
Sat, 23 May - Sat, 30 May
British Airways Logo
16:05 - 17:04
BHD
-
ORD
30h 59m
2 stops
British Airways Logo
16:40 - 17:40
ORD
-
BHD
19h 00m
2 stops
£741British Airways
Wed, 6 May - Sun, 10 May
British Airways Logo
11:35 - 18:15
BHD
-
ORD
12h 40m
1 stop
British Airways Logo
20:35 - 17:40
ORD
-
BHD
15h 05m
1 stop
£754British Airways
Wed, 6 May - Sun, 10 May
British Airways Logo
06:30 - 17:04
BHD
-
ORD
16h 34m
2 stops
British Airways Logo
15:15 - 12:55
ORD
-
BHD
15h 40m
2 stops
£767British Airways
Thu, 7 May - Mon, 11 May
Delta Logo
09:50 - 21:36
BHD
-
ORD
17h 46m
2 stops
Delta Logo
10:25 - 09:20
ORD
-
BHD
16h 55m
2 stops
£776Delta
Thu, 21 May - Thu, 28 May
Virgin Atlantic Logo
17:30 - 14:15
BHD
-
ORD
26h 45m
1 stop
Virgin Atlantic Logo
10:25 - 09:20
ORD
-
BHD
16h 55m
2 stops
£810Virgin Atlantic
Thu, 21 May - Thu, 28 May
Finnair Logo
06:30 - 12:20
BHD
-
ORD
11h 50m
1 stop
Finnair Logo
20:35 - 15:30
ORD
-
BHD
12h 55m
1 stop
£4,344Finnair
Fri, 1 May - Fri, 8 May

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
6 May
BHD11:35Belfast City
12h 40m
1 stop
ORD18:15Chicago O'Hare Intl
10 May
ORD17:37Chicago O'Hare Intl
18h 03m
2 stops
BHD17:40Belfast City
£737
British Airways
6 May
BHD16:05Belfast City
30h 59m
2 stops
ORD17:04Chicago O'Hare Intl
10 May
ORD16:40Chicago O'Hare Intl
19h 00m
2 stops
BHD17:40Belfast City
£741
British Airways
6 May
BHD11:35Belfast City
12h 40m
1 stop
ORD18:15Chicago O'Hare Intl
10 May
ORD20:35Chicago O'Hare Intl
15h 05m
1 stop
BHD17:40Belfast City
£754

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 9 April 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

Sat 23/5

22:25-14:30

3 stops46h 05m

Chicago O'Hare Intl

Sat 30/5

09:55-08:55

2 stops17h 00m

£706

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Sat 23/5

22:25-14:30

3 stops46h 05m

Chicago O'Hare Intl

Sat 30/5

10:41-08:55

3 stops16h 14m

£733

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 6/5

11:35-18:15

1 stop12h 40m

Chicago O'Hare Intl

Sun 10/5

17:37-17:40

2 stops18h 03m

£737

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Sat 23/5

07:20-16:59

2 stops15h 39m

Chicago O'Hare Intl

Sat 30/5

09:55-21:30

2 stops29h 35m

£738

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 6/5

16:05-17:04

2 stops30h 59m

Chicago O'Hare Intl

Sun 10/5

16:40-17:40

2 stops19h 00m

£741

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 6/5

11:35-18:15

1 stop12h 40m

Chicago O'Hare Intl

Sun 10/5

20:35-17:40

1 stop15h 05m

£754

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 7/5

06:30-17:04

2 stops16h 34m

Chicago O'Hare Intl

Mon 11/5

15:15-12:55

2 stops15h 40m

£767

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 21/5

09:50-21:36

2 stops17h 46m

Chicago O'Hare Intl

Thu 28/5

10:25-09:20

2 stops16h 55m

£776

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 21/5

17:30-14:15

1 stop26h 45m

Chicago O'Hare Intl

Thu 28/5

10:25-09:20

2 stops16h 55m

£810
Fastest return journey

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Fri 1/5

06:30-12:20

1 stop11h 50m

Chicago O'Hare Intl

Fri 8/5

20:35-15:30

1 stop12h 55m

£4,344

Flights are sorted by cheapest return flights first.

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

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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

24h 20m

Direct flights

None
The fastest flight from Northern Ireland to Chicago O'Hare Intl Airport takes 24h 20m
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 £500Free CancellationRating
6.7
7,859 reviews
Search British Airways flights

Travelling to a place near Chicago?

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