Find flights
When to book
Airlines
FAQs

Cheap flights from Belfast City Airport to Chicago O'Hare Intl Airport from £344

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — ORD
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast City to O'Hare Intl

Enter your travel dates to find the best prices.

Cheapest flights from Belfast City to O'Hare Intl
Explore the most affordable flight options available from Belfast City to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2026.

Mon 4/517:30
BHD
-
ORD
1 stop26h 45m
KLM
Mon 11/519:00
ORD
-
BHD
2 stops15h 55m
KLM
Deal found 16/4£709
Thu 10/919:30
BHD
-
ORD
1 stop25h 30m
British Airways
Mon 14/918:35
ORD
-
BHD
2 stops18h 50m
British Airways
Deal found 13/4£710
Wed 6/511:35
BHD
-
ORD
1 stop12h 00m
British Airways
Sun 10/520:35
ORD
-
BHD
1 stop15h 05m
British Airways
Deal found 13/4£774

Find flight deals from Belfast City to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Belfast City (BHD) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 April 2026.

Round-trip from

£709

One-way from

£344
KLM
  • KLM
  • 4/5-11/5
  • 3 total stops
  • 42h 40m total
  • Belfast to Chicago
Search Deals
8/6
  • 8/6
  • 3 total stops
  • 31h 03m total
  • Belfast to Chicago
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast City to O'Hare Intl 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 18 April 2026.
Use the filters below to find and compare flights from Belfast City Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 10/9

19:30-15:00

1 stop25h 30m

Chicago O'Hare Intl

Mon 14/9

18:35-19:25

2 stops18h 50m

£710
Fastest return journey

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 4/5

09:50-20:40

2 stops16h 50m

Chicago O'Hare Intl

Mon 11/5

19:00-16:55

2 stops15h 55m

£712

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 6/5

10:05-23:54

2 stops19h 49m

Chicago O'Hare Intl

Sun 10/5

22:30-18:45

1 stop14h 15m

£778
Cheapest one-way

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 11/6

15:25-05:59

3 stops44h 34m

£376

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Fri 5/6

18:20-14:00

3 stops49h 40m

£397
Fastest single journey

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 8/6

11:35-18:15

1 stop12h 40m

£531

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Fri 5/6

09:35-18:15

1 stop14h 40m

£607

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Sorted by cheapest first

Best time to book a flight from Belfast City to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Belfast City 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.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated 18 April 2026.
Check out reviews from past customers who have flown with British Airways from Belfast City Airport to Chicago O'Hare Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,892 reviews
Check prices

Food

6.4

Boarding

6.9

Comfort

6.8

Entertainment

6.4

Crew

7.7

Overall

6.7

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,892 reviews
British Airways
6.7
Okay
7,892 reviews
Check prices

Food

6.4

Boarding

6.9

Comfort

6.8

Entertainment

6.4

Crew

7.7

Overall

6.7

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

Find useful and relevant information for your journey from Belfast City to O'Hare Intl. 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 Belfast City Airport to Chicago O'Hare Intl Airport?

    British Airways and KLM can get you from Belfast City Airport to Chicago O'Hare Intl Airport in just under 16h 50m. Your travel time can differ by up to 8h 40m. The distance between Belfast City Airport and Chicago O'Hare Intl Airport is about 3644 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Belfast City to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Belfast City to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Belfast City to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast City to O'Hare Intl.

  • Can I find deals for business class flights from Belfast City to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Belfast City to O'Hare Intl 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

Travelling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Elk Grove Village

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Belfast City to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Belfast Intl to O'Hare Intl flights

Top airline flying from Belfast City to O'Hare Intl

Discover the top airline that operate flights from Belfast City to O'Hare Intl. 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 18 April 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£496Average£648FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Belfast City to O'Hare Intl?

Deals for Belfast City to O'Hare Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Belfast City to O'Hare Intl?

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 Belfast City to O'Hare Intl.

Can Cheapflights find flights from Belfast City to O'Hare Intl with no change fees?

Need flexible booking options for your flight to O'Hare Intl from Belfast City? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Belfast City to O'Hare Intl become cheaper?

Yes, Cheapflights offers price alerts on Belfast City to O'Hare Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.