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Cheap flights from Chicago O'Hare Intl Airport to Belfast from $632

This is the cheapest round-trip 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 12/5. 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

British Airways Logo
9:45 pm - 5:15 pmORD-BHD
13h 30m1 stop
British Airways Logo
10:00 am - 6:45 pmBHD-ORD
14h 45m1 stop
$632British Airways
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Fri, Dec 5 - Tue, Dec 9
British Airways Logo
6:10 pm - 6:50 pmORD-BHD
19h 40m1 stop
British Airways Logo
2:50 pm - 1:50 pmBHD-ORD
29h 00m1 stop
$641British Airways
Find Deal
Thu, Oct 30 - Mon, Nov 10
Logo
6:10 pm - 2:15 pmORD-BHD
15h 05m1 stop
Logo
5:30 am - 5:38 pmBHD-ORD
17h 08m2 stops
$642
Find Deal
Mon, Oct 27 - Sun, Nov 2
British Airways Logo
5:11 pm - 4:05 pmORD-BHD
17h 54m2 stops
British Airways Logo
8:25 pm - 7:20 pmBHD-ORD
28h 55m2 stops
$653British Airways
Find Deal
Mon, Oct 27 - Sun, Nov 2
American Airlines Logo
9:45 pm - 2:15 pmORD-BHD
11h 30m1 stop
American Airlines Logo
10:40 am - 5:00 pmBHD-ORD
12h 20m1 stop
$655American Airlines
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Mon, Oct 27 - Sun, Nov 2
Logo
6:10 pm - 4:40 pmORD-BHD
17h 30m1 stop
Logo
5:30 am - 5:45 pmBHD-ORD
17h 15m2 stops
$702
Find Deal
Thu, Oct 30 - Sun, Nov 2
Delta Logo
4:15 pm - 9:15 pmORD-BHD
23h 00m1 stop
Delta Logo
6:30 am - 2:10 pmBHD-ORD
13h 40m1 stop
$722Delta
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Fri, Oct 3 - Tue, Oct 7
Delta Logo
4:15 pm - 9:15 pmORD-BHD
23h 00m1 stop
Delta Logo
6:30 am - 8:23 pmBHD-ORD
19h 53m2 stops
$732Delta
Find Deal
Fri, Oct 3 - Tue, Oct 7
American Airlines Logo
5:11 pm - 2:15 pmORD-BHD
16h 04m2 stops
American Airlines Logo
6:35 am - 5:52 pmBHD-ORD
17h 17m2 stops
$744American Airlines
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Fri, Oct 31 - Mon, Nov 10
KLM Logo
6:59 pm - 4:55 pmORD-BHD
15h 56m2 stops
KLM Logo
5:25 pm - 3:20 pmBHD-ORD
27h 55m1 stop
$872KLM
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Thu, Oct 16 - Sat, Oct 25

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

Our best American Airlines deals on Chicago O'Hare Intl Airport to Belfast City Airport flight tickets
American Airlines
Oct 27
ORD9:45 pmChicago O'Hare Intl
11h 30m
1 stop
BHD2:15 pmBelfast City
Nov 2
BHD10:40 amBelfast City
12h 20m
1 stop
ORD5:00 pmChicago O'Hare Intl
$655
Find similar
American Airlines
Oct 31
ORD5:11 pmChicago O'Hare Intl
16h 04m
2 stops
BHD2:15 pmBelfast City
Nov 10
BHD6:35 amBelfast City
17h 17m
2 stops
ORD5:52 pmChicago O'Hare Intl
$744
Find similar
American Airlines
Dec 3
ORD5:10 pmChicago O'Hare Intl
11h 05m
1 stop
BHD10:15 amBelfast City
Dec 7
BHD9:10 amBelfast City
14h 45m
2 stops
ORD5:55 pmChicago O'Hare Intl
$833
Find similar

KLM flights from Chicago O'Hare Intl Airport to Belfast City Airport

Our best KLM deals on Chicago O'Hare Intl Airport to Belfast City Airport flight tickets
KLM
Sep 17
ORD4:40 pmChicago O'Hare Intl
22h 35m
1 stop
BHD9:15 pmBelfast City
Sep 24
BHD6:30 amBelfast City
14h 10m
1 stop
ORD2:40 pmChicago O'Hare Intl
$857
Find similar
KLM
Sep 17
ORD4:40 pmChicago O'Hare Intl
22h 35m
1 stop
BHD9:15 pmBelfast City
Sep 24
BHD6:30 amBelfast City
17h 15m
2 stops
ORD5:45 pmChicago O'Hare Intl
$867
Find similar
KLM
Oct 16
ORD6:59 pmChicago O'Hare Intl
15h 56m
2 stops
BHD4:55 pmBelfast City
Oct 25
BHD5:25 pmBelfast City
27h 55m
1 stop
ORD3:20 pmChicago O'Hare Intl
$872
Find similar

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 September 15, 2025.
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

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 12/5

9:45 pm-5:15 pm

1 stop13h 30m

Belfast City

Tue 12/9

10:00 am-6:45 pm

1 stop14h 45m

$632

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Thu 10/30

6:10 pm-6:50 pm

1 stop19h 40m

Belfast City

Mon 11/10

2:50 pm-1:50 pm

1 stop29h 00m

$641

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Mon 10/27

6:10 pm-2:15 pm

1 stop15h 05m

Belfast City

Sun 11/2

5:30 am-5:38 pm

2 stops17h 08m

$642

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Mon 10/27

5:11 pm-4:05 pm

2 stops17h 54m

Belfast City

Sun 11/2

8:25 pm-7:20 pm

2 stops28h 55m

$653

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Mon 10/27

9:45 pm-2:15 pm

1 stop11h 30m

Belfast City

Sun 11/2

10:40 am-5:00 pm

1 stop12h 20m

$655

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Thu 10/30

6:10 pm-4:40 pm

1 stop17h 30m

Belfast City

Sun 11/2

5:30 am-5:45 pm

2 stops17h 15m

$702

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 10/3

4:15 pm-9:15 pm

1 stop23h 00m

Belfast City

Tue 10/7

6:30 am-2:10 pm

1 stop13h 40m

$722

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 10/3

4:15 pm-9:15 pm

1 stop23h 00m

Belfast City

Tue 10/7

6:30 am-8:23 pm

2 stops19h 53m

$732

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 10/31

5:11 pm-2:15 pm

2 stops16h 04m

Belfast City

Mon 11/10

6:35 am-5:52 pm

2 stops17h 17m

$744

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Thu 10/16

6:59 pm-4:55 pm

2 stops15h 56m

Belfast City

Sat 10/25

5:25 pm-3:20 pm

1 stop27h 55m

$872

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 day to depart on your flight to Belfast City Airport?

On average, the least expensive day to fly to Belfast City Airport from Chicago O'Hare Intl Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $625. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Chicago O'Hare Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $782.

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

Direct flights

None
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.
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  • 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 10h 30m.

  • 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

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