How long is the flight from United States to Northern Ireland?

The average flight duration from United States to Northern Ireland depends on which airport you fly into and out of. Flying from Boston to Belfast Intl Airport is 10h 05m on average, while flying from Miami to Belfast Intl Airport is 12h 30m on average. Belfast Intl Airport is the most popular airport in Northern Ireland.

What is the cheapest airline that flies from United States to Northern Ireland?

British Airways, Delta, and Aer Lingus are the most popular carriers operating from United States to Northern Ireland

When did momondo last update prices for flights from United States to Northern Ireland?

Prices for flights from United States to Northern Ireland were last updated today.

How old do you have to be to fly from United States to Northern Ireland?

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 United States to Northern Ireland.

What documentation or ID do you need to fly to Northern Ireland?

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

£187 Cheap Flights from the United States to Northern Ireland in 2026

Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from the United States to Northern Ireland

Return

One-way

Last minute

Recent return flight deals from the United States to Northern Ireland

Enter your travel dates to find the best prices.

20:30 - 23:20

MCO

BFS

21h 50m

1 stop

22:30 - 18:25

BFS

MCO

24h 55m

1 stop

£363Multiple Airlines

Mon, 17 Aug - Tue, 1 Sep

20:30 - 23:20

MCO

BFS

21h 50m

1 stop

23:30 - 18:25

BFS

MCO

23h 55m

2 stops

£376Multiple Airlines

Mon, 17 Aug - Tue, 1 Sep

20:30 - 07:30

MCO

BFS

30h 00m

1 stop

06:10 - 18:25

BFS

MCO

17h 15m

1 stop

£403Multiple Airlines

Mon, 17 Aug - Wed, 16 Sep

20:30 - 23:20

MCO

BFS

21h 50m

1 stop

20:30 - 18:25

BFS

MCO

50h 55m

2 stops

£407Multiple Airlines

Mon, 17 Aug - Wed, 16 Sep

20:30 - 07:30

MCO

BFS

30h 00m

1 stop

18:40 - 18:25

BFS

MCO

28h 45m

1 stop

£418Multiple Airlines

Mon, 10 Aug - Wed, 26 Aug

18:20 - 14:15

JFK

BFS

14h 55m

1 stop

20:15 - 15:55

BFS

JFK

24h 40m

1 stop

£424Multiple Airlines

Fri, 16 Oct - Wed, 21 Oct

20:30 - 07:30

MCO

BFS

30h 00m

1 stop

22:45 - 18:25

BFS

MCO

24h 40m

2 stops

£428Multiple Airlines

Mon, 10 Aug - Wed, 26 Aug

20:30 - 07:30

MCO

BFS

30h 00m

1 stop

06:10 - 18:25

BFS

MCO

17h 15m

1 stop

£432Multiple Airlines

Mon, 10 Aug - Wed, 26 Aug

19:29 - 14:15

LGA

BHD

14h 46m

2 stops

06:35 - 19:05

BHD

LGA

17h 30m

2 stops

£681British Airways

Wed, 28 Oct - Mon, 2 Nov

15:18 - 10:30

LGA

BHD

14h 12m

2 stops

06:35 - 19:21

BHD

LGA

16h 46m

2 stops

£705British Airways

Sun, 18 Oct - Tue, 27 Oct

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

British Airways flights from United States to Northern Ireland

Our best British Airways deals on United States to Northern Ireland flight tickets

British Airways

21 Oct

JFK15:30New York John F Kennedy Intl

17h 05m

2 stops

BHD13:35Belfast City

28 Oct

BHD11:25Belfast City

10h 55m

1 stop

JFK18:20New York John F Kennedy Intl

£673

British Airways

2 Dec

JFK23:20New York John F Kennedy Intl

10h 15m

1 stop

BHD14:35Belfast City

8 Dec

BHD11:25Belfast City

10h 55m

1 stop

JFK17:20New York John F Kennedy Intl

£674

British Airways

21 Oct

JFK15:30New York John F Kennedy Intl

17h 05m

2 stops

BHD13:35Belfast City

28 Oct

BHD12:25Belfast City

23h 03m

2 stops

JFK07:28New York John F Kennedy Intl

£681

Delta flights from United States to Northern Ireland

Our best Delta deals on United States to Northern Ireland flight tickets

Delta

6 Dec

LGA16:00New York LaGuardia

19h 50m

2 stops

BHD16:50Belfast City

15 Dec

BHD09:40Belfast City

19h 05m

2 stops

LGA23:45New York LaGuardia

£750

Delta

24 Aug

EWR09:30Newark

18h 50m

2 stops

BHD09:20Belfast City

8 Sept

BHD09:50Belfast City

15h 08m

2 stops

EWR19:58Newark

£760

Delta

6 Sept

LGA09:00New York LaGuardia

19h 20m

2 stops

BHD09:20Belfast City

12 Sept

BHD17:30Belfast City

31h 12m

2 stops

LGA19:42New York LaGuardia

£771

momondo Fare Finder

Use the filters below to find and compare flights from the United States to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

OrlandoBelfast

MCO - BFS

MCOBFS

Orlando

Mon 17/8

20:30-23:20

1 stop21h 50m

Belfast Intl

Tue 1/9

22:30-18:25

1 stop24h 55m

£363

OrlandoBelfast

MCO - BFS

MCOBFS

Orlando

Mon 17/8

20:30-23:20

1 stop21h 50m

Belfast Intl

Tue 1/9

23:30-18:25

2 stops23h 55m

£376

OrlandoBelfast

MCO - BFS

MCOBFS

Orlando

Mon 17/8

20:30-07:30

1 stop30h 00m

Belfast Intl

Wed 16/9

06:10-18:25

1 stop17h 15m

£403

OrlandoBelfast

MCO - BFS

MCOBFS

Orlando

Mon 17/8

20:30-23:20

1 stop21h 50m

Belfast Intl

Wed 16/9

20:30-18:25

2 stops50h 55m

£407

OrlandoBelfast

MCO - BFS

MCOBFS

Orlando

Mon 10/8

20:30-07:30

1 stop30h 00m

Belfast Intl

Wed 26/8

18:40-18:25

1 stop28h 45m

£418

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Fri 16/10

18:20-14:15

1 stop14h 55m

Belfast Intl

Wed 21/10

20:15-15:55

1 stop24h 40m

£424

OrlandoBelfast

MCO - BFS

MCOBFS

Orlando

Mon 10/8

20:30-07:30

1 stop30h 00m

Belfast Intl

Wed 26/8

22:45-18:25

2 stops24h 40m

£428

OrlandoBelfast

MCO - BFS

MCOBFS

Orlando

Mon 10/8

20:30-07:30

1 stop30h 00m

Belfast Intl

Wed 26/8

06:10-18:25

1 stop17h 15m

£432

New YorkBelfast

LGA - BHD

LGABHD

New York LaGuardia

Wed 28/10

19:29-14:15

2 stops14h 46m

Belfast City

Mon 2/11

06:35-19:05

2 stops17h 30m

£681

Fastest return journey

New YorkBelfast

LGA - BHD

LGABHD

New York LaGuardia

Sun 18/10

15:18-10:30

2 stops14h 12m

Belfast City

Tue 27/10

06:35-19:21

2 stops16h 46m

£705

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 United States to Northern Ireland

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

Prices

Airlines

Other information

What is the cheapest month to fly to Northern Ireland?

In general, September is the cheapest month to fly from United States to Northern Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £452. If you’re not able to fly to Northern Ireland in September, then March is your next best option. Flight prices from United States to Northern Ireland during March average around £476.

Can stopping save me money on United States to Northern Ireland flights?

You could potentially save up to 8% on your flight if you consider stops on a United States to Northern Ireland flight.

Cheap United States to Northern Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Northern Ireland

Fastest flight time	10h 05m
Direct flights	None

The fastest flight from United States to Northern Ireland takes 10h 05m

There are no direct flights from United States to Northern Ireland. There are no popular flight routes from United States to Northern Ireland.

Search flight deals

Frequently asked questions about flying from the United States to Northern Ireland

When did momondo last update prices for flights from United States to Northern Ireland?
Prices for flights from United States to Northern Ireland were last updated today.
How old do you have to be to fly from United States to Northern Ireland?
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 United States to Northern Ireland.
What documentation or ID do you need to fly to Northern Ireland?
The travel and health documents you'll need for your trip to Northern Ireland 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 Northern Ireland. 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 United States to Northern Ireland?

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 United States to Northern Ireland for you.

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

Yes. momondo enables you to select and highlight flights to Northern Ireland from United States with this policy.

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

Once you have performed a search for United States to Northern Ireland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Northern Ireland from United States 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.