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Cheap flights from Belfast to Chicago from £460

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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — CHI
30 Jul — 6 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast to Chicago

Enter your travel dates to find the best prices.

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 30 June 2026.

Sun 23/806:45
BFS
-
ORD
3 stops40h 12m
Multiple Airlines
Sun 30/819:25
ORD
-
BFS
3 stops19h 30m
Multiple Airlines
Deal found 29/6£596
Wed 12/822:45
BFS
-
ORD
3 stops27h 20m
Multiple Airlines
Wed 19/819:25
ORD
-
BFS
3 stops20h 55m
Multiple Airlines
Deal found 28/6£650
Mon 10/806:30
BFS
-
ORD
2 stops16h 27m
Multiple Airlines
Mon 17/819:25
ORD
-
BFS
3 stops21h 55m
Multiple Airlines
Deal found 26/6£652
Wed 19/817:45
BFS
-
ORD
2 stops24h 55m
Multiple Airlines
Thu 27/808:40
ORD
-
BFS
3 stops28h 15m
Multiple Airlines
Deal found 28/6£737
Sun 23/815:25
BHD
-
ORD
2 stops30h 45m
Multiple Airlines
Sun 30/819:15
ORD
-
BHD
2 stops19h 35m
Multiple Airlines
Deal found 29/6£859
Sun 23/806:30
BHD
-
ORD
1 stop14h 30m
American Airlines
Sun 30/820:45
ORD
-
BHD
1 stop11h 50m
American Airlines
Deal found 29/6£976
Fri 3/718:20
BHD
-
ORD
2 stops25h 40m
Aer Lingus
Fri 10/721:00
ORD
-
BHD
2 stops38h 45m
Aer Lingus
Deal found 27/6£1,113
Fri 3/717:30
BHD
-
ORD
1 stop26h 45m
Multiple Airlines
Fri 10/716:20
ORD
-
BHD
1 stop18h 35m
Multiple Airlines
Deal found 27/6£1,275
Fri 3/717:30
BHD
-
ORD
1 stop26h 45m
KLM
Fri 10/711:30
ORD
-
BHD
2 stops15h 50m
KLM
Deal found 27/6£1,279

Find 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 30 June 2026.

Round-trip from

£596

One-way from

£460
23/8-30/8
  • 23/8-30/8
  • 6 total stops
  • 59h 42m total
  • Belfast to Chicago
Search Deals
9/8
  • 9/8
  • 3 total stops
  • 36h 50m total
  • Belfast to Chicago
Search Deals

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 30 June 2026.
Use the filters below to find and compare flights from Belfast to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Sun 23/8

06:45-16:57

3 stops40h 12m

Chicago O'Hare Intl

Sun 30/8

19:25-20:55

3 stops19h 30m

£596

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Mon 10/8

06:30-16:57

2 stops16h 27m

Chicago O'Hare Intl

Mon 17/8

19:25-23:20

3 stops21h 55m

£652

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Wed 12/8

22:45-19:52

2 stops27h 07m

Chicago O'Hare Intl

Wed 19/8

19:25-21:45

2 stops20h 20m

£664

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Sun 23/8

15:25-16:10

2 stops30h 45m

Chicago O'Hare Intl

Sun 30/8

19:15-20:50

2 stops19h 35m

£859

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Wed 19/8

17:45-12:40

2 stops24h 55m

Chicago O'Hare Intl

Thu 27/8

16:20-22:25

1 stop24h 05m

£945
Fastest return journey

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Sun 23/8

06:30-15:00

1 stop14h 30m

Chicago O'Hare Intl

Sun 30/8

20:45-14:35

1 stop11h 50m

£976
Cheapest one-way

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Sun 9/8

07:10-14:00

3 stops36h 50m

£460
Fastest single journey

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Sun 9/8

14:25-14:00

3 stops29h 35m

£527

Flights are sorted by cheapest return flights first.

Deals found on 25/6

Sorted by cheapest first

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
No data available for this route at this time. Please check back soon.

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.

  • How long is the flight from Belfast to Chicago?

    There are many flights that can get you from Belfast to Chicago in 14h 30m. Fly via American Airlines to get the fastest option. Belfast and Chicago are separated by a distance of 3644 mi.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Chicago from Belfast today with Cheapflights!

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

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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