How do I get Price Alerts for flights from Belfast City Airport to Illinois?

Search flight deals from Belfast City Airport to Illinois . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from Belfast City Airport to Illinois with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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.

£331 Cheap Flights from Belfast City Airport to Illinois in 2026

Find the cheapest flights from Belfast City Airport to Illinois

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

09:15 - 19:30BHD Belfast City-ORD Chicago O'Hare Intl

16h 15m1 stop London Heathrow

17:10 - 13:50ORD Chicago O'Hare Intl-BHD Belfast City

14h 40m1 stop London Heathrow

£675British Airways

Wed, 4 Nov - Sun, 8 Nov

11:40 - 19:30BHD Belfast City-ORD Chicago O'Hare Intl

13h 50m1 stop London Heathrow

16:50 - 13:50ORD Chicago O'Hare Intl-BHD Belfast City

15h 00m2 stops Cincinnati Cinci./N. Kentucky London Heathrow

£676British Airways

Wed, 4 Nov - Sun, 8 Nov

11:40 - 19:30BHD Belfast City-ORD Chicago O'Hare Intl

13h 50m1 stop London Heathrow

16:50 - 13:50ORD Chicago O'Hare Intl-BHD Belfast City

15h 00m2 stops Cincinnati Cinci./N. Kentucky London Heathrow

£677British Airways

Wed, 4 Nov - Sun, 8 Nov

09:15 - 18:20BHD Belfast City-ORD Chicago O'Hare Intl

15h 05m2 stops London Heathrow Dublin

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

15h 00m1 stop London Heathrow

£678British Airways

Wed, 4 Nov - Sun, 8 Nov

09:15 - 18:20BHD Belfast City-ORD Chicago O'Hare Intl

15h 05m2 stops London Heathrow Dublin

16:50 - 13:50ORD Chicago O'Hare Intl-BHD Belfast City

15h 00m2 stops Cincinnati Cinci./N. Kentucky London Heathrow

£679British Airways

Wed, 4 Nov - Sun, 8 Nov

09:15 - 18:20BHD Belfast City-ORD Chicago O'Hare Intl

15h 05m2 stops London Heathrow Dublin

16:50 - 13:50ORD Chicago O'Hare Intl-BHD Belfast City

15h 00m2 stops Cincinnati Cinci./N. Kentucky London Heathrow

£680British Airways

Wed, 4 Nov - Sun, 8 Nov

19:30 - 16:46BHD Belfast City-ORD Chicago O'Hare Intl

27h 16m2 stops London Heathrow New York John F Kennedy Intl

13:31 - 12:55ORD Chicago O'Hare Intl-BHD Belfast City

17h 24m2 stops New York John F Kennedy Intl London Heathrow

£681British Airways

Thu, 1 Oct - Mon, 5 Oct

20:35 - 16:46BHD Belfast City-ORD Chicago O'Hare Intl

26h 11m2 stops London Heathrow New York John F Kennedy Intl

16:50 - 15:30ORD Chicago O'Hare Intl-BHD Belfast City

16h 40m2 stops Philadelphia London Heathrow

£681British Airways

Thu, 1 Oct - Mon, 5 Oct

09:50 - 19:15BHD Belfast City-ORD Chicago O'Hare Intl

15h 25m2 stops Glasgow Intl Dublin

18:05 - 12:55ORD Chicago O'Hare Intl-BHD Belfast City

12h 50m1 stop London Heathrow

£691British Airways

Thu, 1 Oct - Mon, 5 Oct

09:15 - 18:20BHD Belfast City-ORD Chicago O'Hare Intl

15h 05m2 stops London Heathrow Dublin

20:05 - 16:50ORD Chicago O'Hare Intl-BHD Belfast City

14h 45m2 stops Dublin London Heathrow

£694British Airways

Wed, 4 Nov - Sun, 8 Nov

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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

4 Nov

BHD09:15Belfast City

16h 15m

1 stop

ORD19:30Chicago O'Hare Intl

8 Nov

ORD17:10Chicago O'Hare Intl

14h 40m

1 stop

BHD13:50Belfast City

£675

British Airways

4 Nov

BHD11:40Belfast City

13h 50m

1 stop

ORD19:30Chicago O'Hare Intl

8 Nov

ORD16:50Chicago O'Hare Intl

15h 00m

2 stops

BHD13:50Belfast City

£676

British Airways

4 Nov

BHD11:40Belfast City

13h 50m

1 stop

ORD19:30Chicago O'Hare Intl

8 Nov

ORD16:50Chicago O'Hare Intl

15h 00m

2 stops

BHD13:50Belfast City

£677

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

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 4/11

09:15-19:30

1 stop16h 15m

Chicago O'Hare Intl

Sun 8/11

17:10-13:50

1 stop14h 40m

£675

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 4/11

11:40-19:30

1 stop13h 50m

Chicago O'Hare Intl

Sun 8/11

16:50-13:50

2 stops15h 00m

£676

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 4/11

11:40-19:30

1 stop13h 50m

Chicago O'Hare Intl

Sun 8/11

16:50-13:50

2 stops15h 00m

£677

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 4/11

09:15-18:20

2 stops15h 05m

Chicago O'Hare Intl

Sun 8/11

21:50-18:50

1 stop15h 00m

£678

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 4/11

09:15-18:20

2 stops15h 05m

Chicago O'Hare Intl

Sun 8/11

16:50-13:50

2 stops15h 00m

£679

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 4/11

09:15-18:20

2 stops15h 05m

Chicago O'Hare Intl

Sun 8/11

16:50-13:50

2 stops15h 00m

£680

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Thu 1/10

19:30-16:46

2 stops27h 16m

Chicago O'Hare Intl

Mon 5/10

13:31-12:55

2 stops17h 24m

£681

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Thu 1/10

20:35-16:46

2 stops26h 11m

Chicago O'Hare Intl

Mon 5/10

16:50-15:30

2 stops16h 40m

£681

Fastest return journey

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Thu 1/10

09:50-19:15

2 stops15h 25m

Chicago O'Hare Intl

Mon 5/10

18:05-12:55

1 stop12h 50m

£691

BelfastChicago

BHD Belfast City - ORD Chicago O'Hare Intl

BHDORD

Belfast City

Wed 4/11

09:15-18:20

2 stops15h 05m

Chicago O'Hare Intl

Sun 8/11

20:05-16:50

2 stops14h 45m

£694

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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	£331
Fastest flight time	15h 25m
Direct flights	None

The best one-way flight to Illinois from Belfast City Airport in the past 72 hours is £331. The best return flight deal from Belfast City Airport to Illinois found on momondo in the last 72 hours is £675.

The fastest flight from Belfast City Airport to Illinois takes 15h 25m

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.

Frequently asked questions about flying from Belfast City Airport to Illinois

How do I get Price Alerts for flights from Belfast City Airport to Illinois?
Search flight deals from Belfast City Airport to Illinois. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Belfast City Airport to Illinois with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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.