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Cheap flights from Belfast City Airport to Illinois from £486

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 29/6. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — ORD
24 Jul — 31 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast City to Illinois

Enter your travel dates to find the best prices.

Cheapest flights from Belfast City to Illinois
Explore the most affordable flight options available from Belfast City to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 June 2026.

Mon 9/1111:30
BHD
-
ORD
1 stop13h 15m
British Airways
Fri 13/1114:03
ORD
-
BHD
2 stops14h 27m
British Airways
Deal found 19/6£656
Wed 2/910:05
BHD
-
ORD
1 stop13h 10m
British Airways
Sun 6/922:30
ORD
-
BHD
1 stop14h 15m
British Airways
Deal found 19/6£701
Tue 14/706:30
BHD
-
ORD
1 stop12h 00m
American Airlines
Wed 22/722:30
ORD
-
BHD
1 stop14h 15m
American Airlines
Deal found 20/6£743
Mon 13/706:30
BHD
-
ORD
1 stop12h 00m
American Airlines
Sun 19/721:15
ORD
-
BHD
1 stop11h 20m
American Airlines
Deal found 20/6£744
Mon 13/717:30
BHD
-
ORD
1 stop26h 45m
KLM
Sun 19/719:17
ORD
-
BHD
2 stops15h 38m
KLM
Deal found 20/6£755

Find flight deals from Belfast City to Illinois

Keep the following information in mind while searching for Belfast City to Illinois flight deals. Data was last updated 24 June 2026.

Round-trip from

£656

One-way from

£486
British Airways
  • British Airways
  • 9/11-13/11
  • 3 total stops
  • 27h 42m total
  • Belfast to Illinois
Search Deals
29/6
  • 29/6
  • 3 total stops
  • 59h 55m total
  • Belfast to Illinois
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast City to Illinois 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 24 June 2026.
Use the filters below to find and compare flights from Belfast City Airport to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 9/11

11:30-18:45

1 stop13h 15m

Chicago O'Hare Intl

Fri 13/11

17:10-14:15

1 stop15h 05m

£656

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 2/9

06:30-16:58

2 stops16h 28m

Chicago O'Hare Intl

Sun 6/9

17:29-14:35

2 stops15h 06m

£705

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 13/7

17:30-15:05

2 stops27h 35m

Chicago O'Hare Intl

Sun 19/7

19:17-16:55

2 stops15h 38m

£759

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 3/8

15:25-16:10

2 stops30h 45m

Chicago O'Hare Intl

Mon 10/8

19:15-20:50

2 stops19h 35m

£910

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 13/7

17:30-19:50

3 stops32h 20m

Chicago O'Hare Intl

Sun 19/7

19:25-20:50

3 stops19h 25m

£959

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 6/8

09:50-22:05

3 stops42h 15m

Chicago O'Hare Intl

Thu 13/8

08:40-15:50

3 stops25h 10m

£973

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 6/8

17:30-14:15

1 stop26h 45m

Chicago O'Hare Intl

Thu 13/8

16:20-09:20

1 stop11h 00m

£1,012
Cheapest one-way

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 29/6

08:50-14:45

3 stops59h 55m

£486

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 15/10

18:20-21:25

3 stops33h 05m

£868

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 29/6

19:35-18:15

1 stop28h 40m

£1,068

Flights are sorted by cheapest return flights first.

Deals found on 22/6

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from Belfast City to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Belfast City 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 City Airport to Illinois
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 City to Illinois. 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 City Airport to Illinois?

    For as low as £656, British Airways can have you in Illinois from Belfast City Airport in 13h 15m. The distance from Belfast City Airport to Illinois is about 3644 mi.

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

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

  • How can I find direct flights from Belfast City to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Belfast City to Illinois 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

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Alternative routes for Belfast City to Illinois

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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 City to Illinois?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Belfast City to Illinois. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from Belfast City to Illinois by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

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

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

Yes, Cheapflights offers price alerts on Belfast City to Illinois flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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