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 on average, while flying from New York to Belfast Intl Airport is 10h 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 is the most popular carrier 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.

£223 Cheap Flights from the United States to Northern Ireland in 2026

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Find the cheapest flights from the United States to Northern Ireland

Round-trip

One-way

Last minute

Recent return flight deals from the United States to Northern Ireland

Enter your travel dates to find the best prices.

18:20 - 16:45

JFK

BFS

17h 25m

1 stop

08:20 - 15:55

BFS

JFK

12h 35m

1 stop

£538Multiple Airlines

Sat, 3 Oct - Tue, 13 Oct

18:20 - 13:40

JFK

BHD

14h 20m

1 stop

07:00 - 15:55

BHD

JFK

13h 55m

1 stop

£573Multiple Airlines

Sat, 3 Oct - Tue, 13 Oct

18:20 - 12:20

JFK

BFS

13h 00m

1 stop

18:50 - 15:55

BFS

JFK

26h 05m

1 stop

£584Multiple Airlines

Wed, 3 Jun - Mon, 8 Jun

18:20 - 09:25

JFK

BFS

10h 05m

1 stop

08:00 - 12:20

BFS

JFK

33h 20m

2 stops

£584Multiple Airlines

Sat, 3 Oct - Tue, 13 Oct

20:20 - 15:40

JFK

BHD

14h 20m

1 stop

19:35 - 13:05

BHD

JFK

22h 30m

1 stop

£673British Airways

Wed, 19 Aug - Mon, 24 Aug

17:50 - 08:50

EWR

BHD

10h 00m

1 stop

06:30 - 13:55

BHD

EWR

12h 25m

1 stop

£674British Airways

Wed, 19 Aug - Mon, 24 Aug

20:55 - 17:35

DFW

BHD

14h 40m

1 stop

06:30 - 18:35

BHD

DFW

18h 05m

1 stop

£690American Airlines

Tue, 18 Aug - Tue, 1 Sep

22:59 - 18:55

DFW

BHD

13h 56m

1 stop

09:40 - 20:35

BHD

DFW

16h 55m

1 stop

£691American Airlines

Tue, 18 Aug - Tue, 1 Sep

14:00 - 09:20

LGA

BHD

14h 20m

2 stops

09:45 - 20:32

BHD

LGA

15h 47m

2 stops

£736KLM

Sun, 13 Sep - Sun, 20 Sep

15:00 - 16:55

LGA

BHD

20h 55m

2 stops

06:30 - 22:26

BHD

LGA

19h 56m

2 stops

£773Delta

Fri, 9 Oct - Sun, 25 Oct

Delta flights from United States to Northern Ireland

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

Delta

12 May

JFK10:30New York John F Kennedy Intl

17h 50m

2 stops

BHD09:20Belfast City

21 May

BHD09:50Belfast City

17h 29m

2 stops

JFK22:19New York John F Kennedy Intl

£699

Delta

3 Sept

JFK09:59New York John F Kennedy Intl

18h 21m

2 stops

BHD09:20Belfast City

10 Sept

BHD09:50Belfast City

12h 17m

1 stop

JFK17:07New York John F Kennedy Intl

£728

Delta

3 Sept

JFK10:30New York John F Kennedy Intl

17h 50m

2 stops

BHD09:20Belfast City

10 Sept

BHD09:50Belfast City

16h 52m

2 stops

JFK21:42New York John F Kennedy Intl

£737

Virgin Atlantic flights from United States to Northern Ireland

Our best Virgin Atlantic deals on United States to Northern Ireland flight tickets

Virgin Atlantic

3 Oct

JFK14:00New York John F Kennedy Intl

14h 15m

2 stops

BHD09:15Belfast City

13 Oct

BHD09:50Belfast City

16h 37m

2 stops

JFK21:27New York John F Kennedy Intl

£750

Virgin Atlantic

10 May

DFW08:10Dallas/Fort Worth

19h 10m

2 stops

BHD09:20Belfast City

25 May

BHD17:30Belfast City

33h 34m

2 stops

DFW21:04Dallas/Fort Worth

£794

Virgin Atlantic

19 May

JFK12:59New York John F Kennedy Intl

15h 21m

2 stops

BHD09:20Belfast City

23 May

BHD17:30Belfast City

32h 31m

2 stops

JFK21:01New York John F Kennedy Intl

£2,697

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

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sat 3/10

18:20-16:45

1 stop17h 25m

Belfast Intl

Tue 13/10

08:20-15:55

1 stop12h 35m

£538

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Sat 3/10

18:20-13:40

1 stop14h 20m

Belfast City

Tue 13/10

07:00-15:55

1 stop13h 55m

£573

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 3/6

18:20-12:20

1 stop13h 00m

Belfast Intl

Mon 8/6

18:50-15:55

1 stop26h 05m

£584

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sat 3/10

18:20-09:25

1 stop10h 05m

Belfast Intl

Tue 13/10

08:00-12:20

2 stops33h 20m

£584

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 19/8

20:20-15:40

1 stop14h 20m

Belfast City

Mon 24/8

19:35-13:05

1 stop22h 30m

£673

Fastest return journey

NewarkBelfast

EWR - BHD

EWRBHD

Newark

Wed 19/8

17:50-08:50

1 stop10h 00m

Belfast City

Mon 24/8

06:30-13:55

1 stop12h 25m

£674

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Tue 18/8

20:55-17:35

1 stop14h 40m

Belfast City

Tue 1/9

06:30-18:35

1 stop18h 05m

£690

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Tue 18/8

22:59-18:55

1 stop13h 56m

Belfast City

Tue 1/9

09:40-20:35

1 stop16h 55m

£691

New YorkBelfast

LGA - BHD

LGABHD

New York LaGuardia

Sun 13/9

14:00-09:20

2 stops14h 20m

Belfast City

Sun 20/9

09:45-20:32

2 stops15h 47m

£736

New YorkBelfast

LGA - BHD

LGABHD

New York LaGuardia

Fri 9/10

15:00-16:55

2 stops20h 55m

Belfast City

Sun 25/10

06:30-22:26

2 stops19h 56m

£773

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

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Other information

What is the cheapest month to fly to Northern Ireland?

In general, November 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 £338. If you’re not able to fly to Northern Ireland in November, then March is your next best option. Flight prices from United States to Northern Ireland during March average around £377.

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 00m
Direct flights	None

The fastest flight from United States to Northern Ireland takes 10h 00m

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

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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.