Find flights
When to book
Airlines
FAQs

Cheap flights from Belfast to Chicago O'Hare Intl Airport from £295

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — ORD
26 May — 2 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast to O'Hare Intl

Enter your travel dates to find the best prices.

Cheapest flights from Belfast to O'Hare Intl
Explore the most affordable flight options available from Belfast to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 April 2026.

Wed 10/607:00
BFS
-
ORD
2 stops34h 50m
Multiple Airlines
Wed 17/609:55
ORD
-
BFS
2 stops25h 10m
Multiple Airlines
Deal found 26/4£629
Sun 7/622:10
BFS
-
ORD
3 stops29h 15m
Multiple Airlines
Sun 14/609:55
ORD
-
BFS
2 stops29h 05m
Multiple Airlines
Deal found 23/4£677
Thu 1/1006:30
BHD
-
ORD
1 stop14h 30m
British Airways
Mon 5/1022:35
ORD
-
BHD
1 stop14h 10m
British Airways
Deal found 23/4£712
Mon 8/606:10
BFS
-
ORD
2 stops21h 15m
Multiple Airlines
Mon 15/622:25
ORD
-
BFS
2 stops16h 00m
Multiple Airlines
Deal found 24/4£734
Sat 6/606:55
BFS
-
ORD
3 stops36h 15m
Multiple Airlines
Sat 13/609:55
ORD
-
BFS
3 stops27h 00m
Multiple Airlines
Deal found 22/4£735
Wed 7/1006:10
BFS
-
ORD
2 stops21h 15m
Multiple Airlines
Mon 12/1015:45
ORD
-
BFS
2 stops23h 10m
Multiple Airlines
Deal found 24/4£737
Sun 17/515:50
BHD
-
ORD
1 stop29h 05m
British Airways
Sun 24/518:10
ORD
-
BHD
1 stop14h 25m
British Airways
Deal found 26/4£905
Sun 17/509:50
BHD
-
ORD
2 stops18h 45m
Delta
Sun 24/508:42
ORD
-
BHD
2 stops18h 38m
Delta
Deal found 26/4£923

Find flight deals from Belfast to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Belfast (BF1) 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 26 April 2026.

Round-trip from

£677

One-way from

£295
7/6-14/6
  • 7/6-14/6
  • 5 total stops
  • 58h 20m total
  • Belfast to Chicago
Search Deals
7/5
  • 7/5
  • 3 total stops
  • 41h 11m total
  • Belfast to Chicago
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast 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 26 April 2026.
Use the filters below to find and compare flights from Belfast 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 10/6

07:00-11:50

2 stops34h 50m

Chicago O'Hare Intl

Wed 17/6

09:55-17:05

2 stops25h 10m

£629

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Sun 7/6

22:10-21:25

3 stops29h 15m

Chicago O'Hare Intl

Sun 14/6

09:55-21:00

2 stops29h 05m

£677
Fastest return journey

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 1/10

06:30-15:00

1 stop14h 30m

Chicago O'Hare Intl

Mon 5/10

22:35-18:45

1 stop14h 10m

£712

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Sat 6/6

06:55-13:10

3 stops36h 15m

Chicago O'Hare Intl

Sat 13/6

09:55-18:55

3 stops27h 00m

£735

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Wed 7/10

06:10-21:25

2 stops21h 15m

Chicago O'Hare Intl

Mon 12/10

15:45-20:55

2 stops23h 10m

£737

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Mon 8/6

10:30-16:59

3 stops36h 29m

Chicago O'Hare Intl

Mon 15/6

09:55-16:15

2 stops24h 20m

£802

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Sun 14/6

18:00-14:30

2 stops26h 30m

Chicago O'Hare Intl

Sun 21/6

17:10-19:55

1 stop20h 45m

£819

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Sun 17/5

15:50-13:50

1 stop28h 00m

Chicago O'Hare Intl

Sun 24/5

17:00-10:30

1 stop11h 30m

£906

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Sun 17/5

09:50-22:35

2 stops18h 45m

Chicago O'Hare Intl

Sun 24/5

08:42-09:20

2 stops18h 38m

£923
Cheapest one-way

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Thu 7/5

12:45-23:56

3 stops41h 11m

£295

Flights are sorted by cheapest return flights first.

Deals found on 22/4

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Belfast 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 Belfast to Chicago O'Hare Intl Airport
No data available for this route at this time. Please check back soon.

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 26 April 2026.
See what other customers who have flown with British Airways from Belfast to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,917 reviews
Check prices

Crew

7.7

Comfort

6.8

Boarding

6.9

Overall

6.7

Food

6.4

Entertainment

6.4

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
7,917 reviews
British Airways
6.7
Okay
7,917 reviews
Check prices

Crew

7.7

Comfort

6.8

Boarding

6.9

Overall

6.7

Food

6.4

Entertainment

6.4

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 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 to Chicago O'Hare Intl Airport?

    Departing from Belfast to Chicago O'Hare Intl Airport will take you 14h 30m. There are 3644 mi between Belfast and Chicago O'Hare Intl Airport.

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

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

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

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

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

Top airline flying from Belfast to O'Hare Intl

Discover the top airline that operate flights from Belfast 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 26 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 to O'Hare Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to O'Hare Intl from Belfast today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Belfast to O'Hare Intl for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Belfast to O'Hare Intl with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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.