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Cheap flights from Belfast to Chicago 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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — CHI
26 Feb — 5 Mar1
1 adult

Cheap flight deals from Belfast to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Belfast (BF1) to Chicago (CHI). 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 February 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 Chicago

Cheapest flights from Belfast to Chicago
Explore the most affordable flight options available from Belfast to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

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

Find flights from Belfast to Chicago within your budget

Customise your flight search to find flights from Belfast 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 21 February 2025.

Fly from

Belfast

Fly to

Chicago

Route

Depart

Return

Price

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Tue 4/3

09:55-17:00

1 stop13h 05m

Chicago O'Hare Intl

Wed 26/3

19:30-07:30

1 stop31h 00m

£473

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Tue 4/3

17:20-14:30

1 stop27h 10m

Chicago O'Hare Intl

Wed 26/3

18:15-16:50

2 stops17h 35m

£500

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 6/3

06:35-13:55

1 stop13h 20m

Chicago O'Hare Intl

Sun 23/3

16:27-13:55

2 stops16h 28m

£524

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Tue 4/3

08:35-15:30

2 stops36h 55m

Chicago O'Hare Intl

Wed 26/3

20:15-19:35

2 stops18h 20m

£524

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Tue 1/4

14:25-14:00

2 stops29h 35m

Chicago O'Hare Intl

Tue 22/4

15:45-12:50

2 stops15h 05m

£732

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Tue 1/4

17:25-14:40

1 stop27h 15m

Chicago O'Hare Intl

Tue 22/4

16:50-16:55

1 stop18h 05m

£789

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Tue 1/4

16:25-17:00

1 stop30h 35m

Chicago O'Hare Intl

Tue 22/4

20:30-11:55

2 stops33h 25m

£790

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Fri 16/5

10:20-19:00

2 stops14h 40m

£626

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Fri 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 Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago 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 Chicago

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

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago 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 when rainfall is around 43.0 mm.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, 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 Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated 21 February 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Belfast to Chicago. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,213 reviews
Check prices

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

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

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

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

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

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

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

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

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

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

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

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 Chicago. 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 round-trip?

    British Airways, at £473, was found to be the cheapest airline from Belfast to Chicago.Alternate airlines flying return to your destination include American Airlines and Aer Lingus. These flights start at 38% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Belfast to Chicago?

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

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

    Yes. Cheapflights offers flight deals from Belfast 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.

  • What is the cheapest month to book a flight from Belfast to Chicago?

    Currently, January is the cheapest month in which you can book a flight from Belfast to Chicago (average of £595). Flying from Belfast to Chicago 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

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 Chicago

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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How does Cheapflights help users find flights from Belfast to Chicago?

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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 Belfast to Chicago.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Belfast to Chicago, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Belfast to Chicago 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!

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