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Cheap flights from Belfast to Chicago from £479

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 29/6. 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.
Multiple Airlines Logo
21:20 - 12:40
BFS
-
ORD
45h 20m
3 stops
Multiple Airlines Logo
17:35 - 14:30
ORD
-
BFS
14h 55m
2 stops
£645Multiple Airlines
Tue, 14 Jul - Wed, 22 Jul
British Airways Logo
11:30 - 18:45
BHD
-
ORD
13h 15m
1 stop
British Airways Logo
17:10 - 14:15
ORD
-
BHD
15h 05m
1 stop
£656British Airways
Mon, 9 Nov - Fri, 13 Nov
British Airways Logo
11:30 - 18:45
BHD
-
ORD
13h 15m
1 stop
British Airways Logo
14:03 - 10:30
ORD
-
BHD
14h 27m
2 stops
£657British Airways
Mon, 9 Nov - Fri, 13 Nov
British Airways Logo
11:30 - 18:45
BHD
-
ORD
13h 15m
1 stop
British Airways Logo
17:10 - 14:15
ORD
-
BHD
15h 05m
1 stop
£657British Airways
Mon, 9 Nov - Fri, 13 Nov
British Airways Logo
06:35 - 17:41
BHD
-
ORD
17h 06m
2 stops
British Airways Logo
16:40 - 14:15
ORD
-
BHD
15h 35m
2 stops
£660British Airways
Mon, 9 Nov - Fri, 13 Nov
British Airways Logo
06:35 - 18:25
BHD
-
ORD
17h 50m
2 stops
British Airways Logo
16:40 - 14:15
ORD
-
BHD
15h 35m
2 stops
£660British Airways
Mon, 9 Nov - Fri, 13 Nov
British Airways Logo
06:35 - 18:25
BHD
-
ORD
17h 50m
2 stops
British Airways Logo
14:03 - 10:30
ORD
-
BHD
14h 27m
2 stops
£661British Airways
Mon, 9 Nov - Fri, 13 Nov
Multiple Airlines Logo
08:20 - 16:57
BFS
-
ORD
14h 37m
2 stops
Multiple Airlines Logo
15:45 - 18:55
ORD
-
BFS
21h 10m
2 stops
£679Multiple Airlines
Thu, 6 Aug - Thu, 13 Aug
American Airlines Logo
06:30 - 12:30
BHD
-
ORD
12h 00m
1 stop
American Airlines Logo
22:30 - 18:45
ORD
-
BHD
14h 15m
1 stop
£743American Airlines
Tue, 14 Jul - Wed, 22 Jul
American Airlines Logo
06:30 - 12:30
BHD
-
ORD
12h 00m
1 stop
American Airlines Logo
21:15 - 14:35
ORD
-
BHD
11h 20m
1 stop
£744American Airlines
Mon, 13 Jul - Sun, 19 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
9 Nov
BHD11:30Belfast City
13h 15m
1 stop
ORD18:45Chicago O'Hare Intl
13 Nov
ORD14:03Chicago O'Hare Intl
14h 27m
2 stops
BHD10:30Belfast City
£656
British Airways
9 Nov
BHD11:30Belfast City
13h 15m
1 stop
ORD18:45Chicago O'Hare Intl
13 Nov
ORD14:03Chicago O'Hare Intl
14h 27m
2 stops
BHD10:30Belfast City
£657
British Airways
9 Nov
BHD11:30Belfast City
13h 15m
1 stop
ORD18:45Chicago O'Hare Intl
13 Nov
ORD17:10Chicago O'Hare Intl
15h 05m
1 stop
BHD14:15Belfast City
£657

American Airlines flights from Belfast to Chicago

Our best American Airlines deals on Belfast to Chicago flight tickets
American Airlines
14 Jul
BHD06:30Belfast City
12h 00m
1 stop
ORD12:30Chicago O'Hare Intl
22 Jul
ORD22:30Chicago O'Hare Intl
14h 15m
1 stop
BHD18:45Belfast City
£743
American Airlines
13 Jul
BHD06:30Belfast City
12h 00m
1 stop
ORD12:30Chicago O'Hare Intl
19 Jul
ORD21:15Chicago O'Hare Intl
11h 20m
1 stop
BHD14:35Belfast City
£744
American Airlines
14 Jul
BHD06:30Belfast City
16h 59m
2 stops
ORD17:29Chicago O'Hare Intl
22 Jul
ORD18:00Chicago O'Hare Intl
12h 00m
1 stop
BHD12:00Belfast City
£750

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 24 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

Tue 14/7

21:20-12:40

3 stops45h 20m

Chicago O'Hare Intl

Wed 22/7

17:35-14:30

2 stops14h 55m

£645

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

Mon 9/11

11:30-18:45

1 stop13h 15m

Chicago O'Hare Intl

Fri 13/11

14:03-10:30

2 stops14h 27m

£657

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

£657

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 9/11

06:35-17:41

2 stops17h 06m

Chicago O'Hare Intl

Fri 13/11

16:40-14:15

2 stops15h 35m

£660

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 9/11

06:35-18:25

2 stops17h 50m

Chicago O'Hare Intl

Fri 13/11

16:40-14:15

2 stops15h 35m

£660

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 9/11

06:35-18:25

2 stops17h 50m

Chicago O'Hare Intl

Fri 13/11

14:03-10:30

2 stops14h 27m

£661

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Thu 6/8

08:20-16:57

2 stops14h 37m

Chicago O'Hare Intl

Thu 13/8

15:45-18:55

2 stops21h 10m

£679

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Tue 14/7

06:30-12:30

1 stop12h 00m

Chicago O'Hare Intl

Wed 22/7

22:30-18:45

1 stop14h 15m

£743
Fastest return journey

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Mon 13/7

06:30-12:30

1 stop12h 00m

Chicago O'Hare Intl

Sun 19/7

21:15-14:35

1 stop11h 20m

£744

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Belfast to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Belfast to Chicago?

British Airways and Virgin Atlantic are the most popular carriers operating from Belfast to Chicago

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.
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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 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 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.

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