How old do you have to be to fly from Northern Ireland to Chicago O'Hare Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$410 Cheap Flights from Northern Ireland to Chicago O'Hare Intl Airport in 2026

1 adult

0 bags

Find the cheapest flights from Northern Ireland to Chicago

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 pm - 2:15 pm

BHD

ORD

26h 45m

1 stop

7:00 pm - 4:55 pm

ORD

BHD

15h 55m

2 stops

$959KLM

월, 5월 4 - 월, 5월 11

7:30 pm - 3:00 pm

BHD

ORD

25h 30m

1 stop

6:35 pm - 7:25 pm

ORD

BHD

18h 50m

2 stops

$961British Airways

목, 9월 10 - 월, 9월 14

8:35 pm - 12:30 pm

BHD

ORD

21h 55m

1 stop

4:45 pm - 3:30 pm

ORD

BHD

16h 45m

2 stops

$962British Airways

목, 9월 10 - 월, 9월 14

9:50 am - 8:40 pm

BHD

ORD

16h 50m

2 stops

7:00 pm - 4:55 pm

ORD

BHD

15h 55m

2 stops

$964KLM

월, 5월 4 - 월, 5월 11

5:30 pm - 2:15 pm

BHD

ORD

26h 45m

1 stop

4:50 pm - 9:20 am

ORD

BHD

10h 30m

1 stop

$965KLM

월, 5월 4 - 월, 5월 11

8:35 pm - 7:26 pm

BHD

ORD

28h 51m

2 stops

4:45 pm - 3:30 pm

ORD

BHD

16h 45m

2 stops

$967British Airways

목, 9월 10 - 월, 9월 14

8:35 pm - 7:26 pm

BHD

ORD

28h 51m

2 stops

12:40 pm - 3:30 pm

ORD

BHD

20h 50m

2 stops

$968British Airways

목, 9월 10 - 월, 9월 14

7:30 pm - 12:30 pm

BHD

ORD

23h 00m

1 stop

9:00 pm - 3:30 pm

ORD

BHD

12h 30m

1 stop

$969British Airways

목, 9월 10 - 월, 9월 14

8:35 pm - 7:26 pm

BHD

ORD

28h 51m

2 stops

4:45 pm - 3:30 pm

ORD

BHD

16h 45m

2 stops

$974British Airways

목, 9월 10 - 월, 9월 14

4:30 pm - 11:56 pm

BFS

ORD

37h 26m

3 stops

8:45 am - 9:00 pm

ORD

BFS

30h 15m

3 stops

$989Multiple Airlines

일, 5월 10 - 일, 5월 17

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British Airways flights from Northern Ireland to Chicago O'Hare Intl Airport

Our best British Airways deals on Northern Ireland to Chicago O'Hare Intl Airport flight tickets

British Airways

Sep 10

BHD7:30 pmBelfast City

25h 30m

1 stop

ORD3:00 pmChicago O'Hare Intl

Sep 14

ORD6:35 pmChicago O'Hare Intl

18h 50m

2 stops

BHD7:25 pmBelfast City

$961

British Airways

Sep 10

BHD8:35 pmBelfast City

21h 55m

1 stop

ORD12:30 pmChicago O'Hare Intl

Sep 14

ORD4:45 pmChicago O'Hare Intl

16h 45m

2 stops

BHD3:30 pmBelfast City

$962

British Airways

Sep 10

BHD8:35 pmBelfast City

28h 51m

2 stops

ORD7:26 pmChicago O'Hare Intl

Sep 14

ORD4:45 pmChicago O'Hare Intl

16h 45m

2 stops

BHD3:30 pmBelfast City

$967

Aer Lingus flights from Northern Ireland to Chicago O'Hare Intl Airport

Our best Aer Lingus deals on Northern Ireland to Chicago O'Hare Intl Airport flight tickets

Aer Lingus

May 10

BHD6:30 pmBelfast City

25h 30m

2 stops

ORD2:00 pmChicago O'Hare Intl

May 17

ORD9:00 pmChicago O'Hare Intl

14h 40m

2 stops

BHD5:40 pmBelfast City

$1,219

Aer Lingus

Aug 6

BHD6:30 amBelfast City

18h 45m

2 stops

ORD7:15 pmChicago O'Hare Intl

Aug 9

ORD3:45 pmChicago O'Hare Intl

14h 10m

2 stops

BHD11:55 amBelfast City

$4,763

momondo Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BelfastChicago

BHD - ORD

BHDORD

Belfast City

월 5/4

5:30 pm-2:15 pm

1 stop26h 45m

Chicago O'Hare Intl

월 5/11

7:00 pm-4:55 pm

2 stops15h 55m

$959

BelfastChicago

BHD - ORD

BHDORD

Belfast City

목 9/10

7:30 pm-3:00 pm

1 stop25h 30m

Chicago O'Hare Intl

월 9/14

6:35 pm-7:25 pm

2 stops18h 50m

$961

BelfastChicago

BHD - ORD

BHDORD

Belfast City

목 9/10

8:35 pm-12:30 pm

1 stop21h 55m

Chicago O'Hare Intl

월 9/14

4:45 pm-3:30 pm

2 stops16h 45m

$962

Quickest round-trip

BelfastChicago

BHD - ORD

BHDORD

Belfast City

월 5/4

9:50 am-8:40 pm

2 stops16h 50m

Chicago O'Hare Intl

월 5/11

7:00 pm-4:55 pm

2 stops15h 55m

$964

BelfastChicago

BHD - ORD

BHDORD

Belfast City

월 5/4

5:30 pm-2:15 pm

1 stop26h 45m

Chicago O'Hare Intl

월 5/11

4:50 pm-9:20 am

1 stop10h 30m

$965

BelfastChicago

BHD - ORD

BHDORD

Belfast City

목 9/10

8:35 pm-7:26 pm

2 stops28h 51m

Chicago O'Hare Intl

월 9/14

4:45 pm-3:30 pm

2 stops16h 45m

$967

BelfastChicago

BHD - ORD

BHDORD

Belfast City

목 9/10

8:35 pm-7:26 pm

2 stops28h 51m

Chicago O'Hare Intl

월 9/14

12:40 pm-3:30 pm

2 stops20h 50m

$968

BelfastChicago

BHD - ORD

BHDORD

Belfast City

목 9/10

7:30 pm-12:30 pm

1 stop23h 00m

Chicago O'Hare Intl

월 9/14

9:00 pm-3:30 pm

1 stop12h 30m

$969

BelfastChicago

BHD - ORD

BHDORD

Belfast City

목 9/10

8:35 pm-7:26 pm

2 stops28h 51m

Chicago O'Hare Intl

월 9/14

4:45 pm-3:30 pm

2 stops16h 45m

$974

BelfastChicago

BFS - ORD

BFSORD

Belfast Intl

일 5/10

4:30 pm-11:56 pm

3 stops37h 26m

Chicago O'Hare Intl

일 5/17

8:45 am-9:00 pm

3 stops30h 15m

$989

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Northern Ireland to Chicago O'Hare Intl 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 Northern Ireland to Chicago O'Hare Intl?

British Airways is the most popular carrier operating from Northern Ireland to Chicago O'Hare Intl

Cheap Northern Ireland to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Northern Ireland to Chicago O'Hare Intl Airport

Fastest flight time	17h 55m
Direct flights	None

The fastest flight from Northern Ireland to Chicago O'Hare Intl Airport takes 17h 55m

There are no direct flights from Northern Ireland to Chicago O'Hare Intl Airport. There are no popular flight routes from Northern Ireland to Chicago O'Hare Intl Airport.

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Frequently asked questions about flying from Northern Ireland to Chicago O'Hare Intl Airport

When did momondo last update prices for flights from Northern Ireland to Chicago O'Hare Intl Airport?
Prices for flights from Northern Ireland to Chicago O'Hare Intl Airport are updated daily.
How old do you have to be to fly from Northern Ireland to Chicago O'Hare Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Lake Geneva

Schaumburg

South Haven

Rockford

Merrillville

Gurnee

Rosemont

Naperville

New Buffalo

Orland Park

Oak Brook

Kenosha

Joliet

Aurora

Janesville

Racine

Hammond

Elgin

Tinley Park

Evanston

Why use momondo?

Why should I use momondo to find a flight deal from Northern Ireland to Chicago?

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 Northern Ireland to Chicago for you.

Can I find flights from Northern Ireland to Chicago with flexible booking policies on momondo?

Yes. All flights to Chicago from Northern Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Northern Ireland to Chicago?

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 Chicago from Northern Ireland.

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

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