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Cheap flights from Belfast to Chicago from £466

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — CHI
18 Jun — 25 Jun1
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 13 June 2025.

Round-trip from

£466

Popular in

August

Cheapest in

September

Average price

£656
British Airways
  • British Airways
  • 22/9-29/9
  • 2 total stops
  • 28h 25m total
  • Belfast to Chicago
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£9 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
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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 13 June 2025.

Mon 22/906:40BHD - ORD
1 stop14h 10mBritish Airways
Mon 29/921:15ORD - BHD
1 stop14h 15mBritish Airways
Deal found 10/6£466
Mon 22/917:25BHD - ORD
1 stop26h 45mKLM
Mon 29/917:45ORD - BHD
2 stops17h 10mKLM
Deal found 10/6£484
Sun 7/915:50BHD - ORD
1 stop26h 00mMultiple Airlines
Sun 14/917:45ORD - BHD
1 stop13h 20mMultiple Airlines
Deal found 10/6£492
Tue 15/705:55BFS - ORD
2 stops22h 10mMultiple Airlines
Tue 22/719:25ORD - BFS
2 stops13h 35mMultiple Airlines
Deal found 11/6£642
Thu 14/817:25BHD - ORD
2 stops30h 40mVirgin Atlantic
Thu 21/816:20ORD - BHD
1 stop18h 35mVirgin Atlantic
Deal found 10/6£757
Mon 4/818:50BHD - ORD
2 stops25h 10mAer Lingus
Mon 11/815:45ORD - BHD
2 stops15h 05mAer Lingus
Deal found 10/6£962
Mon 28/717:25BHD - ORD
1 stop26h 45mDelta
Sun 3/816:20ORD - BHD
1 stop22h 55mDelta
Deal found 12/6£3,566
Tue 29/706:35BHD - ORD
1 stop14h 05mAmerican Airlines
Fri 8/821:15ORD - BHD
1 stop12h 15mAmerican Airlines
Deal found 12/6£3,598

Cheapflights Fare Finder

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 13 June 2025.
Use the filters below to find and compare flights from Belfast to Chicago that are best for you.

Fly from

Belfast

Fly to

Chicago

Route

Depart

Return

Price

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 22/9

06:40-14:50

1 stop14h 10m

Chicago O'Hare Intl

Mon 29/9

21:15-17:30

1 stop14h 15m

£466

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 22/9

17:25-14:10

1 stop26h 45m

Chicago O'Hare Intl

Mon 29/9

17:45-16:55

2 stops17h 10m

£484

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Sun 7/9

15:50-11:50

1 stop26h 00m

Chicago O'Hare Intl

Sun 14/9

17:45-13:05

1 stop13h 20m

£492

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Tue 15/7

05:55-22:05

2 stops22h 10m

Chicago O'Hare Intl

Tue 22/7

19:25-15:00

2 stops13h 35m

£642

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 14/8

17:25-18:05

2 stops30h 40m

Chicago O'Hare Intl

Thu 21/8

16:20-16:55

1 stop18h 35m

£757

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 4/8

18:50-14:00

2 stops25h 10m

Chicago O'Hare Intl

Mon 11/8

15:45-12:50

2 stops15h 05m

£962

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 28/7

06:30-14:10

1 stop13h 40m

Chicago O'Hare Intl

Mon 4/8

16:20-21:15

1 stop22h 55m

£3,566

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Tue 29/7

06:35-14:40

1 stop14h 05m

Chicago O'Hare Intl

Fri 8/8

21:15-15:30

1 stop12h 15m

£3,598

Flights are sorted by cheapest return flights first.

Deals found on 10/6

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.

Cheapflights Insights

Everything you need to know about your flight from Belfast to Chicago

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 13 June 2025.
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,950 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aer Lingus
7.1
Good
1,118 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 £466, was found to be the cheapest airline from Belfast to Chicago.Alternate airlines flying return to your destination include KLM and Virgin Atlantic. These flights start at 28% 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

Top airline flying from Belfast to Chicago

Discover the top airline that operate flights from Belfast 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£478Average£590FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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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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