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Cheap flights from Belfast to Chicago from £350

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 9/9. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
09:50 - 18:15
BFS
-
ORD
38h 25m
2 stops
Multiple Airlines Logo
19:25 - 23:10
ORD
-
BFS
21h 45m
2 stops
£516Multiple Airlines
Wed, 15 Apr - Wed, 22 Apr
Multiple Airlines Logo
14:20 - 18:15
BHD
-
ORD
33h 55m
2 stops
Multiple Airlines Logo
19:25 - 20:30
ORD
-
BHD
19h 05m
2 stops
£590Multiple Airlines
Wed, 15 Apr - Wed, 22 Apr
Multiple Airlines Logo
07:00 - 17:35
BFS
-
ORD
16h 35m
1 stop
Multiple Airlines Logo
21:15 - 20:15
ORD
-
BFS
17h 00m
1 stop
£632Multiple Airlines
Wed, 15 Apr - Wed, 22 Apr
Multiple Airlines Logo
09:50 - 21:29
BHD
-
ORD
17h 39m
2 stops
Multiple Airlines Logo
16:50 - 16:55
ORD
-
BHD
18h 05m
1 stop
£667Multiple Airlines
Wed, 15 Apr - Wed, 22 Apr
British Airways Logo
11:35 - 07:59
BHD
-
ORD
26h 24m
2 stops
British Airways Logo
10:10 - 08:50
ORD
-
BHD
16h 40m
2 stops
£674British Airways
Wed, 15 Apr - Wed, 22 Apr
British Airways Logo
10:05 - 17:35
BHD
-
ORD
13h 30m
1 stop
British Airways Logo
22:30 - 12:55
ORD
-
BHD
32h 25m
1 stop
£680British Airways
Wed, 22 Apr - Sun, 26 Apr
British Airways Logo
11:35 - 17:35
BHD
-
ORD
12h 00m
1 stop
British Airways Logo
21:15 - 16:15
ORD
-
BHD
13h 00m
1 stop
£683British Airways
Wed, 15 Apr - Wed, 22 Apr
British Airways Logo
10:05 - 23:54
BHD
-
ORD
19h 49m
2 stops
British Airways Logo
20:35 - 07:35
ORD
-
BHD
29h 00m
1 stop
£685British Airways
Wed, 22 Apr - Sun, 26 Apr
British Airways Logo
10:05 - 23:54
BHD
-
ORD
19h 49m
2 stops
British Airways Logo
15:48 - 13:25
ORD
-
BHD
15h 37m
2 stops
£692British Airways
Wed, 22 Apr - Sun, 26 Apr
British Airways Logo
10:05 - 17:35
BHD
-
ORD
13h 30m
1 stop
British Airways Logo
20:35 - 07:35
ORD
-
BHD
29h 00m
1 stop
£698British Airways
Wed, 22 Apr - Sun, 26 Apr

British Airways flights from Belfast to Chicago O'Hare Intl Airport

Our best British Airways deals on Belfast to Chicago O'Hare Intl Airport flight tickets
British Airways
15 Apr
BHD11:35Belfast City
26h 24m
2 stops
ORD07:59Chicago O'Hare Intl
22 Apr
ORD10:10Chicago O'Hare Intl
16h 40m
2 stops
BHD08:50Belfast City
£674
British Airways
22 Apr
BHD10:05Belfast City
13h 30m
1 stop
ORD17:35Chicago O'Hare Intl
26 Apr
ORD22:30Chicago O'Hare Intl
32h 25m
1 stop
BHD12:55Belfast City
£680
British Airways
15 Apr
BHD11:35Belfast City
12h 00m
1 stop
ORD17:35Chicago O'Hare Intl
22 Apr
ORD21:15Chicago O'Hare Intl
13h 00m
1 stop
BHD16:15Belfast City
£683

American Airlines flights from Belfast to Chicago O'Hare Intl Airport

Our best American Airlines deals on Belfast to Chicago O'Hare Intl Airport flight tickets
American Airlines
15 May
BHD09:35Belfast City
14h 00m
1 stop
ORD17:35Chicago O'Hare Intl
23 May
ORD20:50Chicago O'Hare Intl
16h 30m
1 stop
BHD19:20Belfast City
£788
American Airlines
18 Apr
BHD07:05Belfast City
17h 10m
1 stop
ORD18:15Chicago O'Hare Intl
24 Apr
ORD21:15Chicago O'Hare Intl
14h 55m
1 stop
BHD18:10Belfast City
£1,915

momondo Fare Finder

 
Customise your flight search to find flights from Belfast to Chicago O'Hare Intl Airport 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 19 March 2026.
Use the filters below to find and compare flights from Belfast to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Wed 15/4

09:50-18:15

2 stops38h 25m

Chicago O'Hare Intl

Wed 22/4

19:25-23:10

2 stops21h 45m

£516

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 15/4

14:20-18:15

2 stops33h 55m

Chicago O'Hare Intl

Wed 22/4

19:25-20:30

2 stops19h 05m

£590

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

Wed 15/4

07:00-17:35

1 stop16h 35m

Chicago O'Hare Intl

Wed 22/4

21:15-20:15

1 stop17h 00m

£632

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 15/4

09:50-21:29

2 stops17h 39m

Chicago O'Hare Intl

Wed 22/4

16:50-16:55

1 stop18h 05m

£667

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 15/4

11:35-07:59

2 stops26h 24m

Chicago O'Hare Intl

Wed 22/4

10:10-08:50

2 stops16h 40m

£674

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 22/4

10:05-17:35

1 stop13h 30m

Chicago O'Hare Intl

Sun 26/4

22:30-12:55

1 stop32h 25m

£680
Fastest return journey

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 15/4

11:35-17:35

1 stop12h 00m

Chicago O'Hare Intl

Wed 22/4

21:15-16:15

1 stop13h 00m

£683

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 22/4

10:05-23:54

2 stops19h 49m

Chicago O'Hare Intl

Sun 26/4

20:35-07:35

1 stop29h 00m

£685

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 22/4

10:05-23:54

2 stops19h 49m

Chicago O'Hare Intl

Sun 26/4

15:48-13:25

2 stops15h 37m

£692

BelfastChicago

BHD - ORD

BHDORD

Belfast City

Wed 22/4

10:05-17:35

1 stop13h 30m

Chicago O'Hare Intl

Sun 26/4

20:35-07:35

1 stop29h 00m

£698

Flights are sorted by cheapest return flights first.

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

See travel insights to Chicago from

How to get the cheapest flight ticket from Belfast to Chicago O'Hare Intl Airport

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 O'Hare Intl?

British Airways is the most popular carrier operating from Belfast to Chicago O'Hare Intl

Cheap Belfast to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast to Chicago O'Hare Intl Airport

Fastest flight time

13h 20m

Direct flights

None
The fastest flight from Belfast to Chicago O'Hare Intl Airport takes 13h 20m
There are no direct flights from Belfast to Chicago O'Hare Intl Airport. There are no popular flight routes from Belfast to Chicago O'Hare Intl Airport.
Search flight deals

  • How far is Belfast to Chicago O'Hare Intl by plane?

    A flight from Belfast to Chicago O'Hare Intl will travel around 3642.0 mi. Typically, this will take 13h 20m by plane in normal conditions.

  • When did momondo last update prices for flights from Belfast to Chicago O'Hare Intl Airport?

    Prices for flights from Belfast to Chicago O'Hare Intl Airport are updated daily.

  • How many operators does momondo search for flights from Belfast to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Belfast to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Belfast to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Belfast to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £503Free CancellationRating
6.7
7,802 reviews
Search British Airways flights

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lincolnshire
Racine
Evanston
Lake Geneva
Joliet
Oak Park
Schaumburg
Northbrook
Elgin
Rosemont

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Belfast.

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

Yes. momondo allows you to filter the results for Belfast to Chicago flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Belfast to Chicago.

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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