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Cheap flights from Chicago to Belfast from £224

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 14/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BHD
22 Jan — 29 Jan1
1 adult

Cheap flight deals from Chicago to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Belfast (BF1). 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 17 January 2025.

Round-trip from

£521

One-way from

£224

Popular in

June

Cheapest in

December

Average price

£681
Iberia
  • Iberia
  • 3/3-10/3
  • 3 total stops
  • 46h 50m total
  • Chicago to Belfast
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14/2
  • 14/2
  • 2 total stops
  • 32h 13m total
  • Chicago to Belfast
Search Deals
High demand for flights, 21% potential price rise
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Best time to find cheap flights, 3% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Chicago to Belfast

Cheapest flights from Chicago to Belfast
Explore the most affordable flight options available from Chicago to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.

Wed 8/1020:35ORD - BHD
1 stop13h 00mMultiple Airlines
Tue 14/1020:20BHD - ORD
1 stop21h 30mMultiple Airlines
Deal found 16/1£499
Wed 8/1011:45ORD - BHD
2 stops19h 45mBritish Airways
Tue 14/1006:35BHD - ORD
1 stop17h 40mBritish Airways
Deal found 16/1£511
Mon 3/317:00ORD - BHD
1 stop11h 30mIberia
Mon 10/309:10BHD - ORD
2 stops35h 20mIberia
Deal found 17/1£521
Thu 20/220:25ORD - BHD
1 stop14h 15mFinnair
Tue 25/206:35BHD - ORD
1 stop14h 10mFinnair
Deal found 17/1£537
Sun 2/319:40ORD - BFS
2 stops20h 20mMultiple Airlines
Sun 9/321:55BFS - ORD
2 stops25h 55mMultiple Airlines
Deal found 17/1£545
Thu 20/220:25ORD - BHD
1 stop14h 15mAmerican Airlines
Tue 25/208:40BHD - ORD
2 stops16h 40mAmerican Airlines
Deal found 17/1£550
Mon 3/312:44MDW - BHD
2 stops22h 06mDelta
Mon 10/306:30BHD - MDW
2 stops16h 32mDelta
Deal found 17/1£587
Fri 17/113:40ORD - BHD
2 stops21h 10mDelta
Fri 24/106:30BHD - ORD
2 stops20h 58mDelta
Deal found 16/1£618
Wed 8/1018:50MDW - BHD
2 stops16h 05mKLM
Tue 14/1006:30BHD - MDW
2 stops16h 31mKLM
Deal found 16/1£830
Tue 11/221:00ORD - BHD
2 stops18h 10mAer Lingus
Sat 15/206:55BHD - ORD
2 stops18h 20mAer Lingus
Deal found 16/1£900
Sun 2/311:15MDW - BFS
3 stops28h 45mMultiple Airlines
Sun 9/321:10BFS - MDW
3 stops42h 10mMultiple Airlines
Deal found 16/1£1,148

Find flights from Chicago to Belfast within your budget

Customise your flight search to find flights from Chicago to Belfast 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 17 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Mon 3/3

17:00-10:30

1 stop11h 30m

Belfast City

Mon 10/3

09:10-15:30

2 stops35h 20m

£521

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Thu 20/2

20:25-16:40

1 stop14h 15m

Belfast City

Tue 25/2

06:35-14:45

1 stop14h 10m

£537

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Sun 2/3

19:40-22:00

2 stops20h 20m

Belfast Intl

Sun 9/3

21:55-18:50

2 stops25h 55m

£545

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Thu 20/2

20:25-16:40

1 stop14h 15m

Belfast City

Tue 25/2

08:40-19:20

2 stops16h 40m

£550

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Thu 20/2

17:36-16:40

2 stops17h 04m

Belfast City

Tue 25/2

08:40-19:45

2 stops17h 05m

£557

ChicagoBelfast

MDW - BHD

MDWBHD

Chicago Midway

Mon 3/3

12:44-16:50

2 stops22h 06m

Belfast City

Mon 10/3

06:30-18:02

2 stops16h 32m

£587

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 7/3

20:11-17:15

1 stop15h 04m

Belfast City

Tue 11/3

11:30-19:45

1 stop13h 15m

£648

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Tue 11/2

21:00-21:10

2 stops18h 10m

Belfast City

Sat 15/2

06:55-19:15

2 stops18h 20m

£900

ChicagoBelfast

MDW - BFS

MDWBFS

Chicago Midway

Sun 2/3

11:15-22:00

3 stops28h 45m

Belfast Intl

Sun 9/3

21:10-10:20

3 stops42h 10m

£1,148

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Fri 14/2

07:07-21:20

2 stops32h 13m

£224

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 19 results
1
2

Best time to book a flight from Chicago to Belfast

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

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

Rainfall in Belfast by month

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

In terms of precipitation, rainfall in Belfast ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.

Temperature in Belfast by month

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

If weather is an important factor for your trip to Belfast, 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 16.0 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 Belfast

Get insights into the airlines that provide service to Belfast. 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 Belfast. Reviews last updated 17 January 2025.
Delta
8.0
Very Good
8,513 reviews
Check prices

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very Good
8,513 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,339 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,285 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,487 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
8,513 reviews
Check prices

Food

7.3

Crew

8.6

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Belfast. 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 Chicago to Belfast round-trip?

    Cheapflights users have booked flights from Chicago to Belfast round-trip from £521. Other airlines that can offer you cheap pricing are Finnair, from £537, and American Airlines, from £550. Iberia is priced at 24% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Chicago to Belfast one-way?

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as £339. However, be on the lookout for offers from KLM and Finnair, as they are both options that can get you from Chicago to Belfast for a low price.

  • What are the most popular routes from Chicago to Belfast?

    The most popular route from Chicago to Belfast is Chicago O'Hare Intl - Belfast Intl. You may also consider Chicago O'Hare Intl - Belfast City or Chicago Midway - Belfast Intl.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago to Belfast 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 Chicago to Belfast?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Belfast (average of £67). Flying from Chicago to Belfast in July is currently the most expensive (average of £90). 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

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Alternative routes for Chicago to Belfast

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

Fly with Cheapflights

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

Cheapflights helps you search for flights from Chicago to Belfast via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Chicago to Belfast?

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

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

Certainly. Search results for flights to Belfast from Chicago shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Chicago to Belfast become cheaper?

Not ready to book yet? You can track prices for flights from Chicago to Belfast on Cheapflights with our Price Alert feature and get notified when better prices are available.

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