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Cheap flights from Chicago to Belfast from £323

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 29/12. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BHD
20 Nov — 27 Nov1
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 15 November 2024.

Round-trip from

£539

One-way from

£323

Popular in

June

Cheapest in

December
British Airways
  • British Airways
  • 8/12-14/12
  • 3 total stops
  • 40h 18m total
  • Chicago to Belfast
Search Deals
29/12
  • 29/12
  • 2 total stops
  • 17h 45m total
  • Chicago to Belfast
Search Deals
High demand for flights, 32% potential price rise
Search Deals
Best time to find cheap flights, 26% potential price drop
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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 15 November 2024.

Sun 17/1121:45ORD - BHD
1 stop11h 45mBritish Airways
Tue 3/1219:25BHD - ORD
1 stop24h 30mBritish Airways
Deal found 14/11£496
Sun 17/1116:25ORD - BHD
1 stop22h 35mVirgin Atlantic
Tue 3/1217:20BHD - ORD
1 stop27h 10mVirgin Atlantic
Deal found 14/11£500
Sun 17/1116:25ORD - BHD
1 stop18h 25mDelta
Tue 3/1217:20BHD - ORD
2 stops29h 32mDelta
Deal found 14/11£529
Thu 5/1216:00ORD - BFS
2 stops15h 50mMultiple Airlines
Thu 12/1208:30BFS - ORD
2 stops17h 35mMultiple Airlines
Deal found 15/11£574
Sun 17/1122:05ORD - BHD
1 stop12h 45mAmerican Airlines
Tue 3/1215:05BHD - ORD
1 stop28h 50mAmerican Airlines
Deal found 14/11£654
Sun 17/1113:35ORD - BHD
2 stops17h 55mMultiple Airlines
Tue 3/1210:40BHD - ORD
2 stops33h 50mMultiple Airlines
Deal found 14/11£668
Sun 17/1115:55ORD - BHD
2 stops15h 40mAer Lingus
Tue 3/1218:00BHD - ORD
2 stops26h 00mAer Lingus
Deal found 14/11£683
Sun 17/1117:20ORD - BHD
2 stops21h 40mKLM
Tue 3/1217:20BHD - ORD
1 stop27h 10mKLM
Deal found 14/11£696
Sun 17/1117:42MDW - BHD
2 stops21h 18mKLM
Tue 3/1206:30BHD - MDW
2 stops16h 32mKLM
Deal found 14/11£1,670
Thu 26/1212:10MDW - BHD
2 stops22h 40mDelta
Fri 3/106:30BHD - MDW
2 stops15h 47mDelta
Deal found 14/11£3,878

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 943,810 searches. Data last updated 15 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sun 8/12

13:57-10:20

2 stops14h 23m

Belfast City

Sat 14/12

18:00-13:55

1 stop25h 55m

£539

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sat 1/2

21:45-16:40

1 stop12h 55m

Belfast City

Sat 15/2

11:15-18:45

1 stop13h 30m

£570

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Thu 5/12

16:00-13:50

2 stops15h 50m

Belfast Intl

Thu 12/12

08:30-20:05

2 stops17h 35m

£574

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sat 1/2

17:20-14:15

2 stops14h 55m

Belfast City

Sat 15/2

09:10-20:09

2 stops16h 59m

£588

ChicagoBelfast

MDW - BHD

MDWBHD

Chicago Midway

Sat 1/2

17:05-16:50

2 stops17h 45m

Belfast City

Sat 15/2

06:30-17:10

2 stops16h 40m

£616

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sun 8/12

19:40-13:35

2 stops11h 55m

Belfast City

Sat 14/12

18:50-14:00

2 stops25h 10m

£705

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 3/1

22:00-17:15

1 stop13h 15m

Belfast City

Sat 18/1

06:30-14:45

1 stop14h 15m

£942

ChicagoBelfast

MDW - BFS

MDWBFS

Chicago Midway

Sat 22/3

12:55-10:35

3 stops16h 40m

Belfast Intl

Sat 29/3

19:10-10:20

3 stops44h 10m

£1,062

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 27/11

16:25-21:00

1 stop22h 35m

Belfast City

Sun 1/12

06:30-14:30

1 stop14h 00m

£1,243

ChicagoBelfast

MDW - BHD

MDWBHD

Chicago Midway

Sat 22/3

17:59-21:00

2 stops22h 01m

Belfast City

Sat 29/3

06:30-21:49

2 stops20h 19m

£1,549

Flights are sorted by cheapest first

Deals found on 14/11

Showing 1-10 of 12 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 15 November 2024.
To help decide which airline to fly from Chicago to Belfast, see what other customers have to say about British Airways, KLM and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,786 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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
8,786 reviews
Delta
8.0
Very Good
8,786 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 10

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

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very Good
8,786 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 10

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

Finnair
7.7
Good
1,304 reviews
Delta
8.0
Very Good
8,786 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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
8,786 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 10

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

Aer Lingus
7.1
Good
1,085 reviews
Delta
8.0
Very Good
8,786 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Comfort

7.9

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 £539. Other airlines that can offer you cheap pricing are KLM, from £616, and Aer Lingus, from £705. British Airways is priced at 15% lower than the current average price of a flight leaving 3 months from now.

  • 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 City.

  • 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 August 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

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

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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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