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Cheap flights from Illinois to Belfast from $329

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Belfast departing on 4/13. 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
0 bags

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Find the cheapest flights from Illinois to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:55 pm - 12:00 pm
ORD
-
BHD
12h 05m
1 stop
American Airlines Logo
6:30 am - 2:55 pm
BHD
-
ORD
14h 25m
1 stop
$722American Airlines
Wed, Apr 29 - Sun, May 3
American Airlines Logo
5:55 pm - 12:00 pm
ORD
-
BHD
12h 05m
1 stop
American Airlines Logo
1:10 pm - 11:54 pm
BHD
-
ORD
16h 44m
2 stops
$732American Airlines
Wed, Apr 29 - Sun, May 3
British Airways Logo
3:16 pm - 1:35 pm
ORD
-
BHD
16h 19m
2 stops
British Airways Logo
7:10 pm - 5:04 pm
BHD
-
ORD
27h 54m
2 stops
$748British Airways
Wed, Apr 29 - Sun, May 3
Air Europa Logo
7:16 pm - 4:55 pm
MDW
-
BHD
15h 39m
2 stops
Air Europa Logo
9:50 am - 10:28 pm
BHD
-
MDW
18h 38m
2 stops
$757Air Europa
Wed, Apr 29 - Sun, May 3
British Airways Logo
6:54 pm - 4:30 pm
ORD
-
BHD
16h 36m
2 stops
British Airways Logo
8:25 pm - 3:43 pm
BHD
-
ORD
48h 18m
2 stops
$765British Airways
Wed, Mar 18 - Sun, Mar 22
British Airways Logo
5:10 pm - 10:15 am
ORD
-
BHD
11h 05m
1 stop
British Airways Logo
10:40 am - 2:50 pm
BHD
-
ORD
33h 10m
1 stop
$798British Airways
Wed, Mar 4 - Sun, Mar 8
Delta Logo
6:00 am - 8:20 am
MDW
-
BHD
21h 20m
2 stops
Delta Logo
9:50 am - 10:31 pm
BHD
-
MDW
18h 41m
2 stops
$2,717Delta
Sat, Mar 28 - Thu, Apr 2
Delta Logo
4:30 pm - 3:55 pm
MDW
-
BHD
18h 25m
2 stops
Delta Logo
9:50 am - 10:31 pm
BHD
-
MDW
18h 41m
2 stops
$2,885Delta
Sat, Mar 28 - Thu, Apr 2
KLM Logo
7:20 pm - 3:55 pm
MDW
-
BHD
15h 35m
2 stops
KLM Logo
9:50 am - 10:31 pm
BHD
-
MDW
18h 41m
2 stops
$3,340KLM
Sat, Mar 28 - Sun, Apr 5
KLM Logo
6:45 pm - 4:55 pm
MDW
-
BHD
16h 10m
2 stops
KLM Logo
9:50 am - 9:45 pm
BHD
-
MDW
17h 55m
2 stops
$3,509KLM
Fri, Jul 3 - Fri, Jul 10

British Airways flights from Illinois to Belfast City Airport

Our best British Airways deals on Illinois to Belfast City Airport flight tickets
British Airways
Apr 29
ORD3:16 pmChicago O'Hare Intl
16h 19m
2 stops
BHD1:35 pmBelfast City
May 3
BHD7:10 pmBelfast City
27h 54m
2 stops
ORD5:04 pmChicago O'Hare Intl
$748
British Airways
Feb 11
ORD11:50 amChicago O'Hare Intl
16h 25m
2 stops
BHD10:15 amBelfast City
Mar 4
BHD12:25 pmBelfast City
27h 38m
2 stops
ORD10:03 amChicago O'Hare Intl
$764
British Airways
Mar 18
ORD6:54 pmChicago O'Hare Intl
16h 36m
2 stops
BHD4:30 pmBelfast City
Mar 22
BHD8:25 pmBelfast City
48h 18m
2 stops
ORD3:43 pmChicago O'Hare Intl
$765

American Airlines flights from Illinois to Belfast City Airport

Our best American Airlines deals on Illinois to Belfast City Airport flight tickets
American Airlines
Feb 11
ORD6:25 pmChicago O'Hare Intl
18h 45m
1 stop
BHD7:10 pmBelfast City
Feb 17
BHD6:35 amBelfast City
14h 50m
1 stop
ORD3:25 pmChicago O'Hare Intl
$665
American Airlines
Feb 11
ORD6:25 pmChicago O'Hare Intl
16h 10m
1 stop
BHD4:35 pmBelfast City
Mar 4
BHD9:15 amBelfast City
18h 15m
2 stops
ORD9:30 pmChicago O'Hare Intl
$675
American Airlines
Feb 12
ORD8:35 pmChicago O'Hare Intl
11h 25m
1 stop
BHD2:00 pmBelfast City
Feb 18
BHD9:15 amBelfast City
12h 10m
1 stop
ORD3:25 pmChicago O'Hare Intl
$706

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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 February 10, 2026.
Use the filters below to find and compare flights from Illinois 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

Wed 4/29

5:55 pm-12:00 pm

1 stop12h 05m

Belfast City

Sun 5/3

6:30 am-2:55 pm

1 stop14h 25m

$722

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 4/29

5:55 pm-12:00 pm

1 stop12h 05m

Belfast City

Sun 5/3

1:10 pm-11:54 pm

2 stops16h 44m

$732

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 4/29

3:16 pm-1:35 pm

2 stops16h 19m

Belfast City

Sun 5/3

7:10 pm-5:04 pm

2 stops27h 54m

$748

ChicagoBelfast

MDW - BHD

MDWBHD

Chicago Midway

Wed 4/29

7:16 pm-4:55 pm

2 stops15h 39m

Belfast City

Sun 5/3

9:50 am-10:28 pm

2 stops18h 38m

$757

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 3/18

6:54 pm-4:30 pm

2 stops16h 36m

Belfast City

Sun 3/22

8:25 pm-3:43 pm

2 stops48h 18m

$765

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 3/4

5:10 pm-10:15 am

1 stop11h 05m

Belfast City

Sun 3/8

10:40 am-2:50 pm

1 stop33h 10m

$798

ChicagoBelfast

MDW - BHD

MDWBHD

Chicago Midway

Sat 3/28

6:00 am-8:20 am

2 stops21h 20m

Belfast City

Thu 4/2

9:50 am-10:31 pm

2 stops18h 41m

$2,717

ChicagoBelfast

MDW - BHD

MDWBHD

Chicago Midway

Sat 3/28

4:30 pm-3:55 pm

2 stops18h 25m

Belfast City

Thu 4/2

9:50 am-10:31 pm

2 stops18h 41m

$2,885

ChicagoBelfast

MDW - BHD

MDWBHD

Chicago Midway

Sat 3/28

7:20 pm-3:55 pm

2 stops15h 35m

Belfast City

Sun 4/5

9:50 am-10:31 pm

2 stops18h 41m

$3,340

ChicagoBelfast

MDW - BHD

MDWBHD

Chicago Midway

Fri 7/3

6:45 pm-4:55 pm

2 stops16h 10m

Belfast City

Fri 7/10

9:50 am-9:45 pm

2 stops17h 55m

$3,509

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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2

See travel insights to Belfast from

How to get the cheapest flight ticket from Illinois 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 Illinois to Belfast City?

Aer Lingus is the most popular carrier operating from Illinois to Belfast City

Cheap Illinois to Belfast City Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Belfast City Airport

Fastest flight time

11h 10m

Direct flights

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

  • When did momondo last update prices for flights from Illinois to Belfast City Airport?

    Prices for flights from Illinois to Belfast City Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Illinois to Belfast City Airport?

  • How old do you have to be to fly from Illinois 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 Illinois to Belfast City Airport.

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

    The travel and health documents you'll need for your trip to Belfast City 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 Belfast City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Illinois to Belfast City Airport

Compare and see reviews for airlines that fly from Illinois to Belfast City Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $629Free CancellationRating
6.7
7,724 reviews
Search British Airways flights

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 Illinois to Belfast?

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 Belfast from Illinois.

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

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

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

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 Illinois to Belfast.

I’m not ready to book a flight from Illinois to Belfast right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Illinois to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.

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