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Cheap flights from Illinois to Belfast from $463

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:50 pm - 9:20 amORD  Chicago O'Hare Intl-BHD Belfast City
10h 30m1 stop Amsterdam Schiphol
Multiple Airlines Logo
8:45 am - 7:15 pmBHD  Belfast City-ORD Chicago O'Hare Intl
16h 30m2 stops London Gatwick Dublin
$748Multiple Airlines
Mon, Oct 5 - Mon, Oct 12
Multiple Airlines Logo
7:25 pm - 7:50 pmORD  Chicago O'Hare Intl-BFS Belfast Intl
42h 25m3 stops Reykjavik Keflavik Intl Kastrup Copenhagen Edinburgh Turnhouse
Multiple Airlines Logo
12:45 pm - 7:15 pmBFS  Belfast Intl-ORD Chicago O'Hare Intl
36h 30m3 stops Nottingham East Midlands Malaga Dublin
$805Multiple Airlines
Mon, Oct 5 - Mon, Oct 12
Multiple Airlines Logo
10:25 pm - 9:10 pmORD  Chicago O'Hare Intl-BFS Belfast Intl
16h 45m2 stops Reykjavik Keflavik Intl Glasgow Intl
Multiple Airlines Logo
7:35 am - 9:25 pmBFS  Belfast Intl-ORD Chicago O'Hare Intl
19h 50m2 stops Glasgow Intl Reykjavik Keflavik Intl
$846Multiple Airlines
Wed, Oct 7 - Wed, Oct 14
Multiple Airlines Logo
6:30 pm - 8:55 pmORD  Chicago O'Hare Intl-BFS Belfast Intl
20h 25m2 stops Reykjavik Keflavik Intl Manchester
Multiple Airlines Logo
8:05 pm - 4:45 pmBFS  Belfast Intl-ORD Chicago O'Hare Intl
26h 40m2 stops Krakow J. Paul II Balice Kastrup Copenhagen
$872Multiple Airlines
Tue, Jan 19 - Sun, Jan 24
Multiple Airlines Logo
10:25 pm - 11:10 pmORD  Chicago O'Hare Intl-BFS Belfast Intl
18h 45m3 stops Reykjavik Keflavik Intl Glasgow Intl London Stansted
Multiple Airlines Logo
6:15 am - 7:15 pmBFS  Belfast Intl-ORD Chicago O'Hare Intl
19h 00m2 stops Paris Charles de Gaulle Dublin
$879Multiple Airlines
Wed, Oct 7 - Wed, Oct 14
Multiple Airlines Logo
7:25 pm - 7:40 pmORD  Chicago O'Hare Intl-BFS Belfast Intl
18h 15m2 stops Reykjavik Keflavik Intl Glasgow Intl
Multiple Airlines Logo
10:30 am - 6:15 pmBFS  Belfast Intl-ORD Chicago O'Hare Intl
13h 45m2 stops Glasgow Intl Reykjavik Keflavik Intl
$885Multiple Airlines
Tue, Oct 6 - Tue, Oct 13
Multiple Airlines Logo
6:30 pm - 8:55 pmORD  Chicago O'Hare Intl-BFS Belfast Intl
20h 25m2 stops Reykjavik Keflavik Intl Manchester
Multiple Airlines Logo
6:25 pm - 5:20 pmBFS  Belfast Intl-ORD Chicago O'Hare Intl
28h 55m3 stops London Stansted Dublin Reykjavik Keflavik Intl
$885Multiple Airlines
Tue, Jan 19 - Sun, Jan 24
Multiple Airlines Logo
7:15 pm - 10:45 pmORD  Chicago O'Hare Intl-BFS Belfast Intl
21h 30m2 stops Kastrup Copenhagen Edinburgh Turnhouse
Multiple Airlines Logo
11:55 am - 4:10 pmBFS  Belfast Intl-ORD Chicago O'Hare Intl
34h 15m2 stops Edinburgh Turnhouse Kastrup Copenhagen
$886Multiple Airlines
Tue, Oct 6 - Tue, Oct 13
British Airways Logo
7:05 pm - 6:10 pmORD  Chicago O'Hare Intl-BHD Belfast City
17h 05m1 stop London Heathrow
British Airways Logo
6:30 am - 6:15 pmBHD  Belfast City-ORD Chicago O'Hare Intl
17h 45m1 stop London Heathrow
$987British Airways
Fri, Oct 9 - Tue, Oct 20
British Airways Logo
9:40 am - 6:10 pmORD  Chicago O'Hare Intl-BHD Belfast City
26h 30m2 stops Washington, D.C. Reagan-National London Heathrow
British Airways Logo
8:25 pm - 2:25 pmBHD  Belfast City-ORD Chicago O'Hare Intl
24h 00m2 stops London Heathrow Madrid Barajas
$1,008British Airways
Fri, Oct 9 - Tue, Oct 20

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KLM flights from Illinois to Belfast

Our best KLM deals on Illinois to Belfast flight tickets
KLM
Oct 5
MDW7:01 pmChicago Midway
15h 54m
2 stops
BHD4:55 pmBelfast City
Oct 12
BHD9:50 amBelfast City
18h 43m
2 stops
MDW10:33 pmChicago Midway
$1,076
KLM
Nov 20
MDW1:22 pmChicago Midway
13h 48m
2 stops
BHD9:10 amBelfast City
Nov 29
BHD5:15 pmBelfast City
28h 59m
2 stops
MDW4:14 pmChicago Midway
$2,889
KLM
Dec 26
MDW9:30 amChicago Midway
17h 40m
2 stops
BHD9:10 amBelfast City
Dec 31
BHD9:40 amBelfast City
18h 42m
2 stops
MDW10:22 pmChicago Midway
$3,494

British Airways flights from Illinois to Belfast

Our best British Airways deals on Illinois to Belfast flight tickets
British Airways
Oct 9
ORD7:05 pmChicago O'Hare Intl
17h 05m
1 stop
BHD6:10 pmBelfast City
Oct 20
BHD6:30 amBelfast City
17h 45m
1 stop
ORD6:15 pmChicago O'Hare Intl
$987
British Airways
Oct 9
ORD9:40 amChicago O'Hare Intl
26h 30m
2 stops
BHD6:10 pmBelfast City
Oct 20
BHD8:25 pmBelfast City
24h 00m
2 stops
ORD2:25 pmChicago O'Hare Intl
$1,008
British Airways
Jan 3
ORD5:10 pmChicago O'Hare Intl
11h 35m
1 stop
BHD10:45 amBelfast City
Jul 3
BHD7:05 amBelfast City
12h 45m
1 stop
ORD1:50 pmChicago O'Hare Intl
$1,107

momondo Fare Finder

 
Use the filters below to find and compare flights from Illinois to Belfast that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ChicagoBelfast

ORD Chicago O'Hare Intl - BHD Belfast City

ORDBHD

Chicago O'Hare Intl

Mon 10/5

4:50 pm-9:20 am

1 stop10h 30m

Belfast City

Mon 10/12

8:45 am-7:15 pm

2 stops16h 30m

$748

ChicagoBelfast

ORD Chicago O'Hare Intl - BFS Belfast Intl

ORDBFS

Chicago O'Hare Intl

Mon 10/5

7:25 pm-7:50 pm

3 stops42h 25m

Belfast Intl

Mon 10/12

12:45 pm-7:15 pm

3 stops36h 30m

$805

ChicagoBelfast

ORD Chicago O'Hare Intl - BFS Belfast Intl

ORDBFS

Chicago O'Hare Intl

Wed 10/7

10:25 pm-9:10 pm

2 stops16h 45m

Belfast Intl

Wed 10/14

7:35 am-9:25 pm

2 stops19h 50m

$846

ChicagoBelfast

ORD Chicago O'Hare Intl - BFS Belfast Intl

ORDBFS

Chicago O'Hare Intl

Tue 1/19

6:30 pm-8:55 pm

2 stops20h 25m

Belfast Intl

Sun 1/24

8:05 pm-4:45 pm

2 stops26h 40m

$872

ChicagoBelfast

ORD Chicago O'Hare Intl - BFS Belfast Intl

ORDBFS

Chicago O'Hare Intl

Wed 10/7

10:25 pm-11:10 pm

3 stops18h 45m

Belfast Intl

Wed 10/14

6:15 am-7:15 pm

2 stops19h 00m

$879

ChicagoBelfast

ORD Chicago O'Hare Intl - BFS Belfast Intl

ORDBFS

Chicago O'Hare Intl

Tue 10/6

7:25 pm-7:40 pm

2 stops18h 15m

Belfast Intl

Tue 10/13

10:30 am-6:15 pm

2 stops13h 45m

$885

ChicagoBelfast

ORD Chicago O'Hare Intl - BFS Belfast Intl

ORDBFS

Chicago O'Hare Intl

Tue 1/19

6:30 pm-8:55 pm

2 stops20h 25m

Belfast Intl

Sun 1/24

6:25 pm-5:20 pm

3 stops28h 55m

$885

ChicagoBelfast

ORD Chicago O'Hare Intl - BFS Belfast Intl

ORDBFS

Chicago O'Hare Intl

Tue 10/6

7:15 pm-10:45 pm

2 stops21h 30m

Belfast Intl

Tue 10/13

11:55 am-4:10 pm

2 stops34h 15m

$886

ChicagoBelfast

ORD Chicago O'Hare Intl - BHD Belfast City

ORDBHD

Chicago O'Hare Intl

Fri 10/9

7:05 pm-6:10 pm

1 stop17h 05m

Belfast City

Tue 10/20

6:30 am-6:15 pm

1 stop17h 45m

$987

ChicagoBelfast

ORD Chicago O'Hare Intl - BHD Belfast City

ORDBHD

Chicago O'Hare Intl

Fri 10/9

9:40 am-6:10 pm

2 stops26h 30m

Belfast City

Tue 10/20

8:25 pm-2:25 pm

2 stops24h 00m

$1,008

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 Illinois to Belfast

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?

Aer Lingus, British Airways, and Delta are the most popular carriers operating from Illinois to Belfast

Cheap Illinois to Belfast flight deals and tips

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

Best Price Found

$463

Fastest flight time

10h 30m

Direct flights

None
The best one-way flight to Belfast from Illinois in the past 72 hours is $463. The best round-trip flight deal from Illinois to Belfast found on momondo in the last 72 hours is $748.
The fastest flight from Illinois to Belfast takes 10h 30m
There are no direct flights from Illinois to Belfast. There are no popular flight routes from Illinois to Belfast.
Search flight deals

Frequently asked questions about flying from Illinois to Belfast

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

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

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

  • How old do you have to be to fly from Illinois to Belfast?

    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.

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

    The travel and health documents you'll need for your trip to Belfast 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. 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

Compare and see reviews for airlines that fly from Illinois to Belfast with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $629Free CancellationRating
6.7
8,186 reviews
Search British Airways flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Belfast for you.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from Illinois.

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

Price alerts on flights to Belfast from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Belfast Intl Airport
Belfast City Airport