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Cheap flights from Belfast to Chicago from £269

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast to Chicago departing on 31/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Belfast to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
09:05 - 15:25
BHD
-
ORD
12h 20m
1 stop
British Airways Logo
16:10 - 14:15
ORD
-
BHD
16h 05m
2 stops
£668British Airways
Thu, 19 Feb - Mon, 23 Feb
British Airways Logo
06:35 - 18:04
BHD
-
ORD
17h 29m
2 stops
British Airways Logo
18:22 - 16:05
ORD
-
BHD
15h 43m
2 stops
£673British Airways
Thu, 19 Feb - Mon, 23 Feb
British Airways Logo
09:35 - 17:35
BHD
-
ORD
14h 00m
1 stop
British Airways Logo
21:15 - 17:30
ORD
-
BHD
14h 15m
1 stop
£729British Airways
Sat, 6 Jun - Mon, 22 Jun
Multiple Airlines Logo
07:05 - 16:58
BHD
-
ORD
15h 53m
2 stops
Multiple Airlines Logo
22:35 - 15:30
ORD
-
BHD
10h 55m
1 stop
£748Multiple Airlines
Sat, 6 Jun - Mon, 22 Jun
British Airways Logo
09:35 - 21:09
BHD
-
ORD
17h 34m
2 stops
British Airways Logo
16:53 - 12:55
ORD
-
BHD
14h 02m
2 stops
£768British Airways
Sat, 6 Jun - Mon, 22 Jun
British Airways Logo
06:35 - 13:50
BHD
-
ORD
13h 15m
1 stop
British Airways Logo
21:45 - 16:05
ORD
-
BHD
12h 20m
1 stop
£851British Airways
Thu, 19 Feb - Mon, 23 Feb
British Airways Logo
09:05 - 17:00
BHD
-
ORD
13h 55m
1 stop
British Airways Logo
20:35 - 14:15
ORD
-
BHD
11h 40m
1 stop
£853British Airways
Thu, 19 Feb - Mon, 23 Feb
British Airways Logo
06:35 - 18:00
BHD
-
ORD
17h 25m
2 stops
British Airways Logo
18:22 - 16:05
ORD
-
BHD
15h 43m
2 stops
£855British Airways
Thu, 19 Feb - Mon, 23 Feb
British Airways Logo
06:35 - 18:00
BHD
-
ORD
17h 25m
2 stops
British Airways Logo
11:38 - 09:05
ORD
-
BHD
15h 27m
2 stops
£856British Airways
Thu, 19 Feb - Mon, 23 Feb
British Airways Logo
06:35 - 18:00
BHD
-
ORD
17h 25m
2 stops
British Airways Logo
18:22 - 16:05
ORD
-
BHD
15h 43m
2 stops
£857British Airways
Thu, 19 Feb - Mon, 23 Feb

British Airways flights from Belfast to Chicago

Our best British Airways deals on Belfast to Chicago flight tickets
British Airways
6 Jun
BHD09:35Belfast City
14h 00m
1 stop
ORD17:35Chicago O'Hare Intl
22 Jun
ORD21:15Chicago O'Hare Intl
14h 15m
1 stop
BHD17:30Belfast City
£729
British Airways
6 Jun
BHD09:35Belfast City
17h 34m
2 stops
ORD21:09Chicago O'Hare Intl
22 Jun
ORD16:53Chicago O'Hare Intl
14h 02m
2 stops
BHD12:55Belfast City
£768
British Airways
19 Feb
BHD11:05Belfast City
13h 40m
1 stop
ORD18:45Chicago O'Hare Intl
23 Feb
ORD20:35Chicago O'Hare Intl
13h 30m
1 stop
BHD16:05Belfast City
£851

momondo 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, momondo users made 279,928 searches. Data last updated 9 February 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

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 19/2

09:05-15:25

1 stop12h 20m

Chicago O'Hare Intl

Mon 23/2

16:10-14:15

2 stops16h 05m

£668

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 19/2

06:35-18:04

2 stops17h 29m

Chicago O'Hare Intl

Mon 23/2

18:22-16:05

2 stops15h 43m

£673

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Sat 6/6

09:35-17:35

1 stop14h 00m

Chicago O'Hare Intl

Mon 22/6

21:15-17:30

1 stop14h 15m

£729

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Sat 6/6

07:05-16:58

2 stops15h 53m

Chicago O'Hare Intl

Mon 22/6

22:35-15:30

1 stop10h 55m

£748

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Sat 6/6

09:35-21:09

2 stops17h 34m

Chicago O'Hare Intl

Mon 22/6

16:53-12:55

2 stops14h 02m

£768

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 19/2

06:35-13:50

1 stop13h 15m

Chicago O'Hare Intl

Mon 23/2

21:45-16:05

1 stop12h 20m

£851

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 19/2

09:05-17:00

1 stop13h 55m

Chicago O'Hare Intl

Mon 23/2

20:35-14:15

1 stop11h 40m

£853

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 19/2

06:35-18:00

2 stops17h 25m

Chicago O'Hare Intl

Mon 23/2

18:22-16:05

2 stops15h 43m

£855

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 19/2

06:35-18:00

2 stops17h 25m

Chicago O'Hare Intl

Mon 23/2

11:38-09:05

2 stops15h 27m

£856

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 19/2

06:35-18:00

2 stops17h 25m

Chicago O'Hare Intl

Mon 23/2

18:22-16:05

2 stops15h 43m

£857

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Cheap Belfast to Chicago flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast to Chicago

Fastest flight time

13h 15m

Direct flights

None
The fastest flight from Belfast to Chicago takes 13h 15m
There are no direct flights from Belfast to Chicago. There are no popular flight routes from Belfast to Chicago.
Search flight deals

  • How far is Belfast to Chicago by plane?

    A flight from Belfast to Chicago will travel around 3636.7 mi. By plane, this route typically takes 13h 15m.

  • When did momondo last update prices for flights from Belfast to Chicago?

    Prices for flights from Belfast to Chicago are updated daily.

  • How many operators does momondo search for flights from Belfast to Chicago?

  • How old do you have to be to fly from Belfast to Chicago?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belfast to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Belfast to Chicago

Compare and see reviews for airlines that fly from Belfast to Chicago with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £493Free CancellationRating
6.7
7,723 reviews
Search British Airways flights

  • How do I get Price Alerts for flights from Belfast to Chicago?

    Price Alerts will notify you by email when the price for flights to Chicago from Belfast decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Belfast to Chicago with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Chicago?

It is quick and easy to find Belfast to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

Can I find flights from Belfast to Chicago with flexible booking policies on momondo?

Yes. All flights to Chicago from Belfast on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Belfast to Chicago?

Once all potential Belfast to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Belfast to Chicago right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Belfast to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport