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Cheap flights from Belfast to Chicago from £405

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 9/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 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
06:30 - 13:50
BHD
-
ORD
13h 20m
1 stop
British Airways Logo
17:19 - 12:55
ORD
-
BHD
13h 36m
2 stops
£652British Airways
Thu, 17 Sep - Mon, 21 Sep
British Airways Logo
06:30 - 15:55
BHD
-
ORD
15h 25m
1 stop
British Airways Logo
21:15 - 15:30
ORD
-
BHD
12h 15m
1 stop
£653British Airways
Thu, 17 Sep - Mon, 21 Sep
British Airways Logo
06:30 - 15:55
BHD
-
ORD
15h 25m
1 stop
British Airways Logo
17:19 - 12:55
ORD
-
BHD
13h 36m
2 stops
£654British Airways
Thu, 17 Sep - Mon, 21 Sep
British Airways Logo
09:05 - 18:25
BHD
-
ORD
15h 20m
2 stops
British Airways Logo
16:06 - 13:55
ORD
-
BHD
15h 49m
2 stops
£655British Airways
Thu, 5 Nov - Sun, 8 Nov
British Airways Logo
06:30 - 16:46
BHD
-
ORD
16h 16m
2 stops
British Airways Logo
18:57 - 15:30
ORD
-
BHD
14h 33m
2 stops
£656British Airways
Thu, 17 Sep - Mon, 21 Sep
British Airways Logo
06:35 - 17:55
BHD
-
ORD
17h 20m
2 stops
British Airways Logo
14:03 - 10:20
ORD
-
BHD
14h 17m
2 stops
£658British Airways
Thu, 5 Nov - Sun, 8 Nov
Multiple Airlines Logo
06:40 - 10:16
BFS
-
ORD
33h 36m
3 stops
Multiple Airlines Logo
08:45 - 19:50
ORD
-
BFS
29h 05m
3 stops
£673Multiple Airlines
Thu, 2 Jul - Tue, 21 Jul
Multiple Airlines Logo
06:40 - 22:05
BFS
-
ORD
21h 25m
2 stops
Multiple Airlines Logo
08:45 - 19:50
ORD
-
BFS
29h 05m
3 stops
£677Multiple Airlines
Thu, 2 Jul - Tue, 21 Jul
British Airways Logo
07:00 - 16:46
BHD
-
ORD
15h 46m
2 stops
British Airways Logo
17:19 - 15:30
ORD
-
BHD
16h 11m
2 stops
£677British Airways
Thu, 17 Sep - Mon, 21 Sep
Multiple Airlines Logo
06:40 - 16:57
BFS
-
ORD
16h 17m
2 stops
Multiple Airlines Logo
15:50 - 19:50
ORD
-
BFS
22h 00m
2 stops
£689Multiple Airlines
Thu, 2 Jul - Tue, 21 Jul

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British Airways flights from Belfast to Chicago

Our best British Airways deals on Belfast to Chicago flight tickets
British Airways
17 Sept
BHD06:30Belfast City
13h 20m
1 stop
ORD13:50Chicago O'Hare Intl
21 Sept
ORD17:19Chicago O'Hare Intl
13h 36m
2 stops
BHD12:55Belfast City
£652
British Airways
17 Sept
BHD06:30Belfast City
15h 25m
1 stop
ORD15:55Chicago O'Hare Intl
21 Sept
ORD21:15Chicago O'Hare Intl
12h 15m
1 stop
BHD15:30Belfast City
£653
British Airways
17 Sept
BHD06:30Belfast City
15h 25m
1 stop
ORD15:55Chicago O'Hare Intl
21 Sept
ORD17:19Chicago O'Hare Intl
13h 36m
2 stops
BHD12:55Belfast City
£654

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 13 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
Fastest return journey

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 17/9

06:30-13:50

1 stop13h 20m

Chicago O'Hare Intl

Mon 21/9

17:19-12:55

2 stops13h 36m

£652

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 17/9

06:30-15:55

1 stop15h 25m

Chicago O'Hare Intl

Mon 21/9

21:15-15:30

1 stop12h 15m

£653

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 17/9

06:30-15:55

1 stop15h 25m

Chicago O'Hare Intl

Mon 21/9

17:19-12:55

2 stops13h 36m

£654

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 5/11

09:05-18:25

2 stops15h 20m

Chicago O'Hare Intl

Sun 8/11

16:06-13:55

2 stops15h 49m

£655

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 17/9

06:30-16:46

2 stops16h 16m

Chicago O'Hare Intl

Mon 21/9

18:57-15:30

2 stops14h 33m

£656

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 5/11

06:35-17:55

2 stops17h 20m

Chicago O'Hare Intl

Sun 8/11

14:03-10:20

2 stops14h 17m

£658

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Thu 2/7

06:40-10:16

3 stops33h 36m

Chicago O'Hare Intl

Tue 21/7

08:45-19:50

3 stops29h 05m

£673

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Thu 2/7

06:40-22:05

2 stops21h 25m

Chicago O'Hare Intl

Tue 21/7

08:45-19:50

3 stops29h 05m

£677

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Thu 17/9

07:00-16:46

2 stops15h 46m

Chicago O'Hare Intl

Mon 21/9

17:19-15:30

2 stops16h 11m

£677

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Thu 2/7

06:40-16:57

2 stops16h 17m

Chicago O'Hare Intl

Tue 21/7

15:50-19:50

2 stops22h 00m

£689

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

14h 10m

Direct flights

None
The fastest flight from Belfast to Chicago takes 14h 10m
There are no direct flights from Belfast to Chicago. There are no popular flight routes from Belfast to Chicago.
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Frequently asked questions about flying from Belfast to Chicago

  • 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 14h 10m.

  • 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 £500Free CancellationRating
6.7
8,047 reviews
Search British Airways flights

Frequently asked questions about flying from Belfast to Chicago

  • 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.

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Schererville

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