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Cheap flights from Chicago O'Hare Intl Airport to Belfast from $388

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Belfast departing on 7/31. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
9:45 pm - 2:50 pm
ORD
-
BHD
11h 05m
1 stop
British Airways Logo
6:45 am - 6:45 pm
BHD
-
ORD
18h 00m
1 stop
$886British Airways
Tue, Nov 10 - Fri, Nov 13
British Airways Logo
5:10 pm - 11:30 am
ORD
-
BHD
12h 20m
1 stop
British Airways Logo
6:45 am - 1:50 pm
BHD
-
ORD
13h 05m
1 stop
$887British Airways
Tue, Nov 10 - Fri, Nov 13
British Airways Logo
9:15 pm - 3:30 pm
ORD
-
BHD
12h 15m
1 stop
British Airways Logo
7:35 pm - 12:30 pm
BHD
-
ORD
22h 55m
1 stop
$927British Airways
Fri, Sep 18 - Mon, Sep 28
British Airways Logo
5:00 pm - 10:10 am
ORD
-
BHD
11h 10m
1 stop
British Airways Logo
6:30 pm - 3:55 pm
BHD
-
ORD
27h 25m
1 stop
$931British Airways
Thu, Oct 8 - Mon, Oct 12
Multiple Airlines Logo
9:15 pm - 6:10 pm
ORD
-
BHD
14h 55m
1 stop
Multiple Airlines Logo
7:35 pm - 4:00 pm
BHD
-
ORD
26h 25m
2 stops
$938Multiple Airlines
Fri, Sep 18 - Mon, Sep 28
British Airways Logo
1:10 pm - 3:30 pm
ORD
-
BHD
20h 20m
2 stops
British Airways Logo
7:35 pm - 12:30 pm
BHD
-
ORD
22h 55m
1 stop
$953British Airways
Thu, Oct 8 - Mon, Oct 12
British Airways Logo
8:25 pm - 10:05 am
ORD
-
BHD
31h 40m
2 stops
British Airways Logo
7:35 pm - 5:55 pm
BHD
-
ORD
28h 20m
2 stops
$958British Airways
Fri, Sep 18 - Mon, Sep 28
British Airways Logo
9:15 pm - 3:30 pm
ORD
-
BHD
12h 15m
1 stop
British Airways Logo
8:25 pm - 1:50 pm
BHD
-
ORD
23h 25m
1 stop
$980British Airways
Fri, Aug 14 - Tue, Aug 18
British Airways Logo
4:14 pm - 6:10 pm
ORD
-
BHD
19h 56m
2 stops
British Airways Logo
8:25 pm - 1:50 pm
BHD
-
ORD
23h 25m
1 stop
$1,007British Airways
Fri, Aug 14 - Tue, Aug 18
British Airways Logo
1:42 pm - 3:30 pm
ORD
-
BHD
19h 48m
2 stops
British Airways Logo
8:25 pm - 4:55 pm
BHD
-
ORD
26h 30m
2 stops
$1,014British Airways
Fri, Aug 14 - Tue, Aug 18

Aer Lingus flights from Chicago O'Hare Intl Airport to Belfast City Airport

Our best Aer Lingus deals on Chicago O'Hare Intl Airport to Belfast City Airport flight tickets
Aer Lingus
Jul 7
ORD9:00 pmChicago O'Hare Intl
14h 45m
2 stops
BHD5:45 pmBelfast City
Jul 20
BHD7:35 pmBelfast City
24h 25m
2 stops
ORD2:00 pmChicago O'Hare Intl
$1,143
Aer Lingus
Jul 9
ORD5:00 pmChicago O'Hare Intl
11h 10m
1 stop
BHD10:10 amBelfast City
Jul 13
BHD7:35 pmBelfast City
24h 25m
2 stops
ORD2:00 pmChicago O'Hare Intl
$1,171
Aer Lingus
Jul 7
ORD9:15 pmChicago O'Hare Intl
17h 20m
1 stop
BHD8:35 pmBelfast City
Jul 20
BHD7:35 pmBelfast City
24h 25m
2 stops
ORD2:00 pmChicago O'Hare Intl
$1,184

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

Our best British Airways deals on Chicago O'Hare Intl Airport to Belfast City Airport flight tickets
British Airways
Nov 10
ORD9:45 pmChicago O'Hare Intl
11h 05m
1 stop
BHD2:50 pmBelfast City
Nov 13
BHD6:45 amBelfast City
18h 00m
1 stop
ORD6:45 pmChicago O'Hare Intl
$886
British Airways
Nov 10
ORD5:10 pmChicago O'Hare Intl
12h 20m
1 stop
BHD11:30 amBelfast City
Nov 13
BHD6:45 amBelfast City
13h 05m
1 stop
ORD1:50 pmChicago O'Hare Intl
$887
British Airways
Sep 18
ORD9:15 pmChicago O'Hare Intl
12h 15m
1 stop
BHD3:30 pmBelfast City
Sep 28
BHD7:35 pmBelfast City
22h 55m
1 stop
ORD12:30 pmChicago O'Hare Intl
$927

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Belfast City 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 832,500 searches. Data last updated May 20, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Belfast City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Tue 11/10

9:45 pm-2:50 pm

1 stop11h 05m

Belfast City

Fri 11/13

6:45 am-6:45 pm

1 stop18h 00m

$886
Quickest round-trip

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Tue 11/10

5:10 pm-11:30 am

1 stop12h 20m

Belfast City

Fri 11/13

6:45 am-1:50 pm

1 stop13h 05m

$887

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 9/18

9:15 pm-3:30 pm

1 stop12h 15m

Belfast City

Mon 9/28

7:35 pm-12:30 pm

1 stop22h 55m

$927

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Thu 10/8

5:00 pm-10:10 am

1 stop11h 10m

Belfast City

Mon 10/12

6:30 pm-3:55 pm

1 stop27h 25m

$931

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 9/18

9:15 pm-6:10 pm

1 stop14h 55m

Belfast City

Mon 9/28

7:35 pm-4:00 pm

2 stops26h 25m

$938

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Thu 10/8

1:10 pm-3:30 pm

2 stops20h 20m

Belfast City

Mon 10/12

7:35 pm-12:30 pm

1 stop22h 55m

$953

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 9/18

8:25 pm-10:05 am

2 stops31h 40m

Belfast City

Mon 9/28

7:35 pm-5:55 pm

2 stops28h 20m

$958

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 8/14

9:15 pm-3:30 pm

1 stop12h 15m

Belfast City

Tue 8/18

8:25 pm-1:50 pm

1 stop23h 25m

$980

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 8/14

4:14 pm-6:10 pm

2 stops19h 56m

Belfast City

Tue 8/18

8:25 pm-1:50 pm

1 stop23h 25m

$1,007

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 8/14

1:42 pm-3:30 pm

2 stops19h 48m

Belfast City

Tue 8/18

8:25 pm-4:55 pm

2 stops26h 30m

$1,014

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Belfast from

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

KLM and Aer Lingus are the most popular carriers operating from Chicago O'Hare Intl to Belfast City

When to book flights from Chicago O'Hare Intl Airport to Belfast City Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Belfast City Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Belfast City Airport (ORD to BHD) flight deals and tips

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

Fastest flight time

11h 10m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Belfast City Airport takes 11h 10m
There are no direct flights from Chicago O'Hare Intl Airport to Belfast City Airport. There are no popular flight routes from Chicago O'Hare Intl Airport to Belfast City Airport.
Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Belfast City Airport

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

    The straight-line distance from Chicago O'Hare Intl to Belfast City is 3643.6 mi. A reasonable flight in good conditions will take 11h 10m.

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

    Prices for flights from Chicago O'Hare Intl Airport to Belfast City Airport were last updated today.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Belfast City Airport.

  • What documentation or ID do you need to fly to Belfast City Airport?

    The required travel and health documents for your Belfast City Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Belfast City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Newcastle
Bangor

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Belfast. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Chicago to Belfast on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Chicago to Belfast 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 Chicago to Belfast right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Belfast, momondo offers a useful price alert feature which will track prices for flights to Belfast from Chicago and alert you when they change.

An easier way to manage your Belfast City Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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