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

Prices for flights from Chicago to Belfast were last updated today.

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

The number of operators available for flights from Chicago to Belfast is 1 as of September 2025.

How old do you have to be to fly from Chicago to Belfast?

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 Chicago to Belfast.

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

The travel and health documents required for your trip to Belfast can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belfast. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$322 Cheap Flights from Chicago to Belfast in 2025/26

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Find the cheapest flights from Chicago to Belfast

Round-trip

One-way

Last minute

Cheap round-trip flights

9:45 pm - 5:15 pmORD-BHD

13h 30m1 stop

10:00 am - 6:45 pmBHD-ORD

14h 45m1 stop

$632British Airways

Find Deal

Fri, Dec 5 - Tue, Dec 9

6:10 pm - 6:50 pmORD-BHD

19h 40m1 stop

2:50 pm - 1:50 pmBHD-ORD

29h 00m1 stop

$641British Airways

Find Deal

Thu, Oct 30 - Mon, Nov 10

6:10 pm - 4:40 pmORD-BHD

17h 30m1 stop

5:30 am - 5:45 pmBHD-ORD

17h 15m2 stops

$702Multiple Airlines

Find Deal

Thu, Oct 30 - Sun, Nov 2

4:15 pm - 9:15 pmORD-BHD

23h 00m1 stop

6:30 am - 2:10 pmBHD-ORD

13h 40m1 stop

$722Delta

Find Deal

Fri, Oct 3 - Tue, Oct 7

5:03 pm - 4:50 pmORD-BHD

17h 47m2 stops

5:20 pm - 2:20 pmBHD-ORD

27h 00m1 stop

$726Delta

Find Deal

Fri, Dec 5 - Tue, Dec 9

9:15 pm - 10:45 pmORD-BFS

20h 30m3 stops

10:20 pm - 3:00 pmBFS-ORD

46h 40m3 stops

$726Multiple Airlines

Find Deal

Fri, Oct 31 - Mon, Nov 10

5:11 pm - 2:15 pmORD-BHD

16h 04m2 stops

6:35 am - 5:52 pmBHD-ORD

17h 17m2 stops

$744American Airlines

Find Deal

Fri, Oct 31 - Mon, Nov 10

4:15 pm - 4:55 pmORD-BHD

18h 40m1 stop

6:30 am - 2:10 pmBHD-ORD

13h 40m1 stop

$774KLM

Find Deal

Fri, Oct 3 - Tue, Oct 7

4:15 pm - 4:55 pmORD-BHD

18h 40m1 stop

6:30 am - 5:22 pmBHD-ORD

16h 52m2 stops

$784KLM

Find Deal

Fri, Oct 3 - Tue, Oct 7

5:10 pm - 10:15 amORD-BHD

11h 05m1 stop

9:10 am - 5:55 pmBHD-ORD

14h 45m2 stops

$833American Airlines

Find Deal

Wed, Dec 3 - Sun, Dec 7

American Airlines flights from Chicago to Belfast

Our best American Airlines deals on Chicago to Belfast flight tickets

American Airlines

Oct 31

ORD5:11 pmChicago O'Hare Intl

16h 04m

2 stops

BHD2:15 pmBelfast City

Nov 10

BHD6:35 amBelfast City

17h 17m

2 stops

ORD5:52 pmChicago O'Hare Intl

$744

Find similar

American Airlines

Dec 3

ORD5:10 pmChicago O'Hare Intl

11h 05m

1 stop

BHD10:15 amBelfast City

Dec 7

BHD9:10 amBelfast City

14h 45m

2 stops

ORD5:55 pmChicago O'Hare Intl

$833

Find similar

American Airlines

Sep 26

ORD8:40 pmChicago O'Hare Intl

18h 05m

1 stop

BHD8:45 pmBelfast City

Oct 1

BHD4:05 pmBelfast City

25h 45m

1 stop

ORD11:50 amChicago O'Hare Intl

$835

Find similar

British Airways flights from Chicago to Belfast

Our best British Airways deals on Chicago to Belfast flight tickets

British Airways

Dec 5

ORD9:45 pmChicago O'Hare Intl

13h 30m

1 stop

BHD5:15 pmBelfast City

Dec 9

BHD10:00 amBelfast City

14h 45m

1 stop

ORD6:45 pmChicago O'Hare Intl

$632

Find similar

British Airways

Oct 30

ORD6:10 pmChicago O'Hare Intl

19h 40m

1 stop

BHD6:50 pmBelfast City

Nov 10

BHD2:50 pmBelfast City

29h 00m

1 stop

ORD1:50 pmChicago O'Hare Intl

$641

Find similar

British Airways

Oct 31

ORD6:10 pmChicago O'Hare Intl

11h 20m

1 stop

BHD10:30 amBelfast City

Nov 10

BHD2:50 pmBelfast City

33h 55m

1 stop

ORD6:45 pmChicago O'Hare Intl

$697

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 12/5

9:45 pm-5:15 pm

1 stop13h 30m

Belfast City

Tue 12/9

10:00 am-6:45 pm

1 stop14h 45m

$632

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Thu 10/30

6:10 pm-6:50 pm

1 stop19h 40m

Belfast City

Mon 11/10

2:50 pm-1:50 pm

1 stop29h 00m

$641

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Thu 10/30

6:10 pm-4:40 pm

1 stop17h 30m

Belfast City

Sun 11/2

5:30 am-5:45 pm

2 stops17h 15m

$702

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 10/3

4:15 pm-9:15 pm

1 stop23h 00m

Belfast City

Tue 10/7

6:30 am-2:10 pm

1 stop13h 40m

$722

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 12/5

5:03 pm-4:50 pm

2 stops17h 47m

Belfast City

Tue 12/9

5:20 pm-2:20 pm

1 stop27h 00m

$726

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Fri 10/31

9:15 pm-10:45 pm

3 stops20h 30m

Belfast Intl

Mon 11/10

10:20 pm-3:00 pm

3 stops46h 40m

$726

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 10/31

5:11 pm-2:15 pm

2 stops16h 04m

Belfast City

Mon 11/10

6:35 am-5:52 pm

2 stops17h 17m

$744

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 10/3

4:15 pm-4:55 pm

1 stop18h 40m

Belfast City

Tue 10/7

6:30 am-2:10 pm

1 stop13h 40m

$774

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 10/3

4:15 pm-4:55 pm

1 stop18h 40m

Belfast City

Tue 10/7

6:30 am-5:22 pm

2 stops16h 52m

$784

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 12/3

5:10 pm-10:15 am

1 stop11h 05m

Belfast City

Sun 12/7

9:10 am-5:55 pm

2 stops14h 45m

$833

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago 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 day to depart on your flight to Belfast?

The cheapest day to depart from Chicago to Belfast is on a Wednesday when prices can be found for as low as $649. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to Belfast for around $938.

What is the cheapest time of day to depart on your flight to Belfast?

Our data shows that the cheapest Chicago to Belfast flights are usually those with departure times in the evening. Our users have found flights to Belfast in the evening for as low as $769. Try not to purchase tickets in the afternoon because they tend to be around $804. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Chicago to Belfast flight deals and tips

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

Direct flights	None

There are no direct flights from Chicago to Belfast. There are no popular flight routes from Chicago to Belfast.

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How far is Chicago to Belfast by plane?
Chicago and Belfast are 3636.7 mi apart from one another. Typically, this will take 11h 05m by plane in normal conditions.
When did momondo last update prices for flights from Chicago to Belfast?
Prices for flights from Chicago to Belfast were last updated today.
How many operators does momondo search for flights from Chicago to Belfast?
The number of operators available for flights from Chicago to Belfast is 1 as of September 2025.
How old do you have to be to fly from Chicago to Belfast?
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 Chicago to Belfast.
What documentation or ID do you need to fly to Belfast?
The travel and health documents required for your trip to Belfast can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belfast. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Chicago to Belfast

Compare and see reviews for airlines that fly from Chicago to Belfast with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $577	Free Cancellation	Rating 6.7 7,363 reviews		Search British Airways flights

Why use momondo?

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

It is quick and easy to find Chicago to Belfast flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belfast that suits you.

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

Flights from Chicago to Belfast with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

Of course. momondo tracks the price of Chicago to Belfast flights. All you need is a valid email address and we will do the rest; it is that quick and easy.