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

Prices for flights from Belfast City Airport to Illinois were last updated today.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast City Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

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

£334 Cheap Flights from Belfast City Airport to Illinois in 2026/27

Find the cheapest flights from Belfast City Airport to Illinois

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

11:40 - 19:15BHD Belfast City-ORD Chicago O'Hare Intl

13h 35m1 stop London Heathrow

22:00 - 15:30ORD Chicago O'Hare Intl-BHD Belfast City

11h 30m1 stop London Heathrow

£712British Airways

Mon, 8 Mar - Mon, 29 Mar

11:40 - 18:45BHD Belfast City-ORD Chicago O'Hare Intl

13h 05m1 stop London Heathrow

15:59 - 12:55ORD Chicago O'Hare Intl-BHD Belfast City

14h 56m2 stops New York John F Kennedy Intl London Heathrow

£714British Airways

Mon, 8 Mar - Mon, 29 Mar

09:25 - 22:00BHD Belfast City-ORD Chicago O'Hare Intl

18h 35m2 stops London Heathrow New York John F Kennedy Intl

13:21 - 12:55ORD Chicago O'Hare Intl-BHD Belfast City

17h 34m2 stops Newark London Heathrow

£717British Airways

Mon, 8 Mar - Mon, 29 Mar

08:40 - 18:45BHD Belfast City-ORD Chicago O'Hare Intl

16h 05m1 stop London Heathrow

21:50 - 18:50ORD Chicago O'Hare Intl-BHD Belfast City

15h 00m1 stop London Heathrow

£785British Airways

Wed, 2 Dec - Sun, 6 Dec

08:40 - 18:45BHD Belfast City-ORD Chicago O'Hare Intl

16h 05m1 stop London Heathrow

21:50 - 18:50ORD Chicago O'Hare Intl-BHD Belfast City

15h 00m1 stop London Heathrow

£788British Airways

Wed, 2 Dec - Sun, 6 Dec

08:40 - 20:23BHD Belfast City-ORD Chicago O'Hare Intl

17h 43m2 stops London Heathrow Philadelphia

21:50 - 18:50ORD Chicago O'Hare Intl-BHD Belfast City

15h 00m1 stop London Heathrow

£789British Airways

Wed, 2 Dec - Sun, 6 Dec

08:40 - 20:23BHD Belfast City-ORD Chicago O'Hare Intl

17h 43m2 stops London Heathrow Philadelphia

21:50 - 18:50ORD Chicago O'Hare Intl-BHD Belfast City

15h 00m1 stop London Heathrow

£792British Airways

Wed, 2 Dec - Sun, 6 Dec

08:40 - 20:23BHD Belfast City-ORD Chicago O'Hare Intl

17h 43m2 stops London Heathrow Philadelphia

21:50 - 18:50ORD Chicago O'Hare Intl-BHD Belfast City

15h 00m1 stop London Heathrow

£792British Airways

Wed, 2 Dec - Sun, 6 Dec

08:40 - 20:23BHD Belfast City-ORD Chicago O'Hare Intl

17h 43m2 stops London Heathrow Philadelphia

11:35 - 10:45ORD Chicago O'Hare Intl-BHD Belfast City

17h 10m2 stops Charlotte Douglas London Heathrow

£821British Airways

Wed, 2 Dec - Sun, 6 Dec

08:40 - 20:23BHD Belfast City-ORD Chicago O'Hare Intl

17h 43m2 stops London Heathrow Philadelphia

11:35 - 10:45ORD Chicago O'Hare Intl-BHD Belfast City

17h 10m2 stops Charlotte Douglas London Heathrow

£824British Airways

Wed, 2 Dec - Sun, 6 Dec

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British Airways flights from Belfast City Airport to Illinois

Our best British Airways deals on Belfast City Airport to Illinois flight tickets

British Airways

8 Mar

BHD11:40Belfast City

13h 35m

1 stop

ORD19:15Chicago O'Hare Intl

29 Mar

ORD22:00Chicago O'Hare Intl

11h 30m

1 stop

BHD15:30Belfast City

£712

British Airways

8 Mar

BHD11:40Belfast City

13h 05m

1 stop

ORD18:45Chicago O'Hare Intl

29 Mar

ORD15:59Chicago O'Hare Intl

14h 56m

2 stops

BHD12:55Belfast City

£714

British Airways

8 Mar

BHD09:25Belfast City

18h 35m

2 stops

ORD22:00Chicago O'Hare Intl

29 Mar

ORD13:21Chicago O'Hare Intl

17h 34m

2 stops

BHD12:55Belfast City

£717

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Mon 8/3

11:40-19:15

1 stop13h 35m

Chicago O'Hare Intl

Mon 29/3

22:00-15:30

1 stop11h 30m

£712

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Mon 8/3

11:40-18:45

1 stop13h 05m

Chicago O'Hare Intl

Mon 29/3

15:59-12:55

2 stops14h 56m

£714

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Mon 8/3

09:25-22:00

2 stops18h 35m

Chicago O'Hare Intl

Mon 29/3

13:21-12:55

2 stops17h 34m

£717

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 2/12

08:40-18:45

1 stop16h 05m

Chicago O'Hare Intl

Sun 6/12

21:50-18:50

1 stop15h 00m

£785

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 2/12

08:40-18:45

1 stop16h 05m

Chicago O'Hare Intl

Sun 6/12

21:50-18:50

1 stop15h 00m

£788

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 2/12

08:40-20:23

2 stops17h 43m

Chicago O'Hare Intl

Sun 6/12

21:50-18:50

1 stop15h 00m

£789

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 2/12

08:40-20:23

2 stops17h 43m

Chicago O'Hare Intl

Sun 6/12

21:50-18:50

1 stop15h 00m

£792

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 2/12

08:40-20:23

2 stops17h 43m

Chicago O'Hare Intl

Sun 6/12

21:50-18:50

1 stop15h 00m

£792

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 2/12

08:40-20:23

2 stops17h 43m

Chicago O'Hare Intl

Sun 6/12

11:35-10:45

2 stops17h 10m

£821

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 2/12

08:40-20:23

2 stops17h 43m

Chicago O'Hare Intl

Sun 6/12

11:35-10:45

2 stops17h 10m

£824

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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 City to Illinois?

Finnair, British Airways, and KLM are the most popular carriers operating from Belfast City to Illinois

Cheap Belfast City Airport to Illinois flight deals and tips

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

Best price found	£334
Fastest flight time	13h 05m
Direct flights	None

The best one-way flight to Illinois from Belfast City Airport in the past 72 hours is £334. The best return flight deal from Belfast City Airport to Illinois found on momondo in the last 72 hours is £712.

The fastest flight from Belfast City Airport to Illinois takes 13h 05m

There are no direct flights from Belfast City Airport to Illinois. There are no popular flight routes from Belfast City Airport to Illinois.

Search flight deals

Frequently asked questions about flying from Belfast City Airport to Illinois

When did momondo last update prices for flights from Belfast City Airport to Illinois?
Prices for flights from Belfast City Airport to Illinois were last updated today.
How old do you have to be to fly from Belfast City Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast City Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois 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 Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

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 Illinois from Belfast.

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

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

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

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

Yes momondo offers price alerts on flights to Illinois from Belfast. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.