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Cheap flights from Belfast to Chicago O'Hare Intl Airport from £473

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — ORD
26 fev — 5 mar1
1 adult

Cheap 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 21 fevereiro 2025.

Round-trip from

£473

Popular in

March

Cheapest in

September
British Airways
  • British Airways
  • 4/3-26/3
  • 2 total stops
  • 44h 05m total
  • Belfast to Chicago
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (£237 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£45 potential savings vs. average return price).
Search Deals

Find flight deals from Belfast to O'Hare Intl

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 21 fevereiro 2025.

dom 2/306:30BHD - ORD
1 stop18h 15mBritish Airways
qua 26/319:30ORD - BHD
1 stop13h 45mBritish Airways
Deal found 20/2£473
ter 4/317:20BHD - ORD
1 stop27h 10mMultiple Airlines
qua 26/318:15ORD - BHD
2 stops17h 35mMultiple Airlines
Deal found 20/2£500
qui 27/217:20BHD - ORD
1 stop27h 10mKLM
seg 3/316:25ORD - BHD
1 stop18h 25mKLM
Deal found 20/2£517
sex 28/206:30BHD - ORD
1 stop14h 00mVirgin Atlantic
qua 5/316:25ORD - BHD
1 stop22h 35mVirgin Atlantic
Deal found 21/2£518
qui 27/206:30BHD - ORD
2 stops20h 23mDelta
seg 3/313:40ORD - BHD
2 stops21h 10mDelta
Deal found 20/2£522
sáb 1/309:10BHD - ORD
1 stop13h 50mAmerican Airlines
sáb 29/313:49ORD - BHD
2 stops14h 21mAmerican Airlines
Deal found 20/2£524
ter 4/308:35BFS - ORD
2 stops36h 55mMultiple Airlines
qua 26/320:15ORD - BFS
2 stops18h 20mMultiple Airlines
Deal found 20/2£524
ter 1/414:25BHD - ORD
2 stops29h 35mAer Lingus
ter 22/415:45ORD - BHD
2 stops15h 05mAer Lingus
Deal found 20/2£732
ter 1/416:25BHD - ORD
1 stop30h 35mFinnair
ter 22/420:30ORD - BHD
2 stops33h 25mFinnair
Deal found 20/2£790

Find flights from Belfast to O'Hare Intl within your budget

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 21 fevereiro 2025.

Fly from

Belfast

Fly to

O'Hare Intl

Route

Depart

Return

Price

BelfastChicago

BHD - ORD

BHDORD

Belfast City

ter 4/3

09:55-17:00

1 stop13h 05m

Chicago O'Hare Intl

qua 26/3

19:30-07:30

1 stop31h 00m

£473

BelfastChicago

BHD - ORD

BHDORD

Belfast City

ter 4/3

17:20-14:30

1 stop27h 10m

Chicago O'Hare Intl

qua 26/3

18:15-16:50

2 stops17h 35m

£500

BelfastChicago

BHD - ORD

BHDORD

Belfast City

qui 6/3

06:35-13:55

1 stop13h 20m

Chicago O'Hare Intl

dom 23/3

16:27-13:55

2 stops16h 28m

£524

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

ter 4/3

08:35-15:30

2 stops36h 55m

Chicago O'Hare Intl

qua 26/3

20:15-19:35

2 stops18h 20m

£524

BelfastChicago

BHD - ORD

BHDORD

Belfast City

ter 1/4

14:25-14:00

2 stops29h 35m

Chicago O'Hare Intl

ter 22/4

15:45-12:50

2 stops15h 05m

£732

BelfastChicago

BHD - ORD

BHDORD

Belfast City

ter 1/4

17:25-14:40

1 stop27h 15m

Chicago O'Hare Intl

ter 22/4

16:50-16:55

1 stop18h 05m

£789

BelfastChicago

BHD - ORD

BHDORD

Belfast City

ter 1/4

16:25-17:00

1 stop30h 35m

Chicago O'Hare Intl

ter 22/4

20:30-11:55

2 stops33h 25m

£790

BelfastChicago

BHD - ORD

BHDORD

Belfast City

sex 16/5

10:20-19:00

2 stops14h 40m

£626

BelfastChicago

BHD - ORD

BHDORD

Belfast City

sex 16/5

06:30-14:10

1 stop13h 40m

£1,276

Flights are sorted by cheapest return flights first.

Deals found on 21/2

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.

Travel insights for flights from Belfast to O'Hare Intl

Get recent, data-driven insights about flights from Belfast to O'Hare Intl including ideal travel times, pricing trends, and more.

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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 21 fevereiro 2025.
Read through reviews of airlines operating flights from Belfast to Chicago, such as Delta, KLM and Finnair. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very Good
8,213 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,331 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Aer Lingus
7.0
Good
1,070 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines flying from Belfast to Chicago O'Hare Intl Airport round-trip?

    Flying on British Airways is currently your cheapest option to Chicago O'Hare Intl Airport, with prices starting at £473. Additional return tickets that might be worth considering are offered by American Airlines and Aer Lingus, with the lowest prices starting at £524 and £732, respectively.

  • 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.

  • What is the cheapest month to book a flight from Belfast to Chicago O'Hare Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Belfast to Chicago O'Hare Intl Airport (average of £595). Flying from Belfast to Chicago O'Hare Intl Airport in July is currently the most expensive (average of £843). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Belfast?

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Evanston
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Schaumburg
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Beloit
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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

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