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Cheap flights from Northern Ireland to Chicago from £500

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/1. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — CHI
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to Chicago

Enter your travel dates to find the best prices.

Best flights from Northern Ireland to Chicago
Discover carefully curated flight deals from Northern Ireland to Chicago that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 December 2025.

Mon 19/122:20BFS - ORD
3 stops46h 40mMultiple Airlines
Mon 26/118:30ORD - BFS
2 stops18h 35mMultiple Airlines
Deal found 11/12£500
Mon 19/106:35BHD - ORD
1 stop14h 50mAmerican Airlines
Mon 26/121:45ORD - BHD
1 stop12h 20mAmerican Airlines
Deal found 11/12£590
Mon 19/117:20BHD - ORD
2 stops29h 37mDelta
Mon 26/116:25ORD - BHD
1 stop18h 25mDelta
Deal found 11/12£600
Thu 29/111:05BHD - ORD
1 stop11h 55mBritish Airways
Mon 2/217:10ORD - BHD
1 stop15h 05mBritish Airways
Deal found 9/12£622
Sat 24/108:10BFS - ORD
2 stops15h 10mMultiple Airlines
Sat 31/118:30ORD - BFS
2 stops19h 45mMultiple Airlines
Deal found 10/12£563
Sun 25/122:45BFS - ORD
3 stops26h 30mMultiple Airlines
Sun 1/216:38ORD - BFS
3 stops21h 32mMultiple Airlines
Deal found 10/12£587
Wed 7/119:25BHD - ORD
2 stops30h 45mBritish Airways
Wed 14/114:14ORD - BHD
2 stops18h 01mBritish Airways
Deal found 10/12£659
Wed 7/107:55BFS - ORD
2 stops17h 07mMultiple Airlines
Wed 14/118:30ORD - BFS
2 stops15h 40mMultiple Airlines
Deal found 10/12£662
Wed 7/117:20BHD - ORD
3 stops30h 00mMultiple Airlines
Wed 14/118:30ORD - BHD
2 stops16h 50mMultiple Airlines
Deal found 10/12£786

Find flight deals from Northern Ireland to Chicago

Keep the following information in mind while searching for Northern Ireland to Chicago flight deals. Data was last updated 12 December 2025.

Round-trip from

£500
19/1-26/1
  • 19/1-26/1
  • 5 total stops
  • 65h 15m total
  • Northern Ireland to Chicago
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Chicago 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, Cheapflights users made 858,174 searches. Data last updated 12 December 2025.
Use the filters below to find and compare flights from Northern Ireland to Chicago that are best for you.

Fly from

Northern Ireland

Fly to

Chicago

Route

Depart

Return

Price

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Mon 19/1

22:20-15:00

3 stops46h 40m

Chicago O'Hare Intl

Mon 26/1

18:30-19:05

2 stops18h 35m

£500

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Sat 24/1

08:10-17:20

2 stops15h 10m

Chicago O'Hare Intl

Sat 31/1

18:30-20:15

2 stops19h 45m

£563

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Sun 25/1

22:45-19:15

3 stops26h 30m

Chicago O'Hare Intl

Sun 1/2

16:38-20:10

3 stops21h 32m

£587

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 19/1

06:35-15:25

1 stop14h 50m

Chicago O'Hare Intl

Mon 26/1

21:45-16:05

1 stop12h 20m

£590

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 19/1

17:20-16:57

2 stops29h 37m

Chicago O'Hare Intl

Mon 26/1

16:25-16:50

1 stop18h 25m

£600

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 29/1

11:05-17:00

1 stop11h 55m

Chicago O'Hare Intl

Mon 2/2

17:10-14:15

1 stop15h 05m

£622

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 7/1

19:25-20:10

2 stops30h 45m

Chicago O'Hare Intl

Wed 14/1

14:14-14:15

2 stops18h 01m

£659

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Wed 7/1

07:55-19:02

2 stops17h 07m

Chicago O'Hare Intl

Wed 14/1

18:30-16:10

2 stops15h 40m

£662

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 7/1

17:20-17:20

3 stops30h 00m

Chicago O'Hare Intl

Wed 14/1

18:30-17:20

2 stops16h 50m

£786

Flights are sorted by cheapest return flights first.

Deals found on 11/12

Best time to book a flight from Northern Ireland to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Northern Ireland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to Chicago
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Northern Ireland to Chicago?

    For as low as £622, American Airlines can have you in Chicago from Northern Ireland in 11h 55m. There are 3644 mi between Northern Ireland and Chicago. This flight may include one or multiple stops.

  • Can I find deals for flights from Northern Ireland to Chicago that include hotel bookings?

    Yes. In addition to deals on Northern Ireland to Chicago flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Northern Ireland to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to Chicago.

  • Can I find deals for business class flights from Northern Ireland to Chicago?

    Yes. Cheapflights offers flight deals from Northern Ireland to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Northern Ireland to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to O'Hare Intl flights
Gatwick to O'Hare Intl flights
London City to O'Hare Intl flights
Heathrow to Midway flights
Stansted to O'Hare Intl flights
Luton to O'Hare Intl flights
Edinburgh to O'Hare Intl flights
Manchester to O'Hare Intl flights
Gatwick to Midway flights
Heathrow to St. Louis flights
Edinburgh to Midway flights
Manchester to Midway flights
Birmingham to O'Hare Intl flights
Gatwick to St. Louis flights
Manchester to St. Louis flights
Glasgow Intl to O'Hare Intl flights
Newcastle upon Tyne to O'Hare Intl flights
London City to St. Louis flights
Stansted to St. Louis flights
Heathrow to Peoria flights
Belfast Intl to O'Hare Intl flights
Birmingham to Midway flights
Liverpool to O'Hare Intl flights
Southampton to O'Hare Intl flights
Belfast City to O'Hare Intl flights
Glasgow Intl to Midway flights
Heathrow to Moline flights
Leeds to O'Hare Intl flights
Bristol to O'Hare Intl flights
Edinburgh to St. Louis flights
Newcastle upon Tyne to Midway flights
Southend to O'Hare Intl flights
Heathrow to Champaign flights
Birmingham to St. Louis flights
London City to Midway flights
Manchester to Moline flights
Luton to St. Louis flights
Newquay to O'Hare Intl flights
Cardiff to O'Hare Intl flights
Cardiff to Midway flights
Manchester to Peoria flights
Inverness to O'Hare Intl flights
Heathrow to Springfield flights
Glasgow Intl to St. Louis flights
Gatwick to Champaign flights
Bristol to Midway flights
Leeds to Midway flights
Grimsby to O'Hare Intl flights
Edinburgh to Moline flights
Exeter to O'Hare Intl flights

Top airline flying from Northern Ireland to Chicago

Discover the top airline that operate flights from Northern Ireland to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£485Average£616FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Northern Ireland to Chicago?

Cheapflights makes it easy to find Northern Ireland to Chicago flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Northern Ireland to Chicago.

Can Cheapflights find flights from Northern Ireland to Chicago with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Northern Ireland to Chicago flexibly with Cheapflights today.

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