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

British Airways is the most popular carrier operating from Northern Ireland to United States

Which airlines fly to United States?

British Airways, Aer Lingus and American Airlines are the top three most popular airlines that fly to United States from Northern Ireland according to our data. British Airways is the first choice among our users, with 87% of people opting to fly with this airline when travelling to United States. Keep in mind that there are 4 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Northern Ireland to United States refresh daily.

How many operators does momondo search for flights from Northern Ireland to United States?

The number of operators available for flights from Northern Ireland to United States is 3 as of March 2026.

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

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 United States.

What documentation or ID do you need to fly to United States?

The travel and health documents required for your trip to United States 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 United States. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£300 Cheap Flights from Northern Ireland to the United States in 2026

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Find the cheapest flights from Northern Ireland to the United States

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

21:25 - 21:00

BFS

EWR

52h 35m

2 stops

23:00 - 10:40

EWR

BFS

30h 40m

1 stop

£424Multiple Airlines

Mon, 20 Apr - Mon, 4 May

21:25 - 18:25

BFS

MCO

26h 00m

1 stop

17:05 - 18:25

MCO

BFS

20h 20m

2 stops

£490Multiple Airlines

Thu, 28 May - Sun, 7 Jun

08:15 - 22:05

BFS

JFK

18h 50m

2 stops

23:10 - 20:25

JFK

BFS

16h 15m

2 stops

£491Multiple Airlines

Wed, 13 May - Mon, 18 May

12:45 - 15:40

BFS

JFK

31h 55m

2 stops

17:10 - 21:30

JFK

BFS

23h 20m

2 stops

£499Multiple Airlines

Thu, 23 Apr - Sun, 26 Apr

07:30 - 13:15

BFS

EWR

34h 45m

2 stops

17:20 - 22:20

EWR

BFS

24h 00m

2 stops

£501Multiple Airlines

Wed, 6 May - Wed, 13 May

09:40 - 17:00

BHD

JFK

12h 20m

1 stop

20:55 - 12:55

JFK

BHD

11h 00m

1 stop

£512American Airlines

Mon, 20 Apr - Mon, 4 May

11:35 - 21:05

BHD

JFK

14h 30m

1 stop

18:20 - 12:55

JFK

BHD

13h 35m

1 stop

£538American Airlines

Mon, 20 Apr - Mon, 4 May

20:35 - 13:30

BHD

JFK

21h 55m

1 stop

09:35 - 07:35

JFK

BHD

17h 00m

1 stop

£541British Airways

Thu, 30 Apr - Mon, 4 May

16:50 - 22:25

BHD

JFK

10h 35m

1 stop

17:15 - 12:55

JFK

BHD

14h 40m

2 stops

£543British Airways

Mon, 20 Apr - Mon, 4 May

09:50 - 21:20

BHD

LGA

16h 30m

2 stops

16:30 - 16:55

LGA

BHD

19h 25m

2 stops

£612Delta

Mon, 20 Apr - Mon, 4 May

American Airlines flights from Northern Ireland to United States

Our best American Airlines deals on Northern Ireland to United States flight tickets

American Airlines

20 Apr

BHD09:40Belfast City

12h 20m

1 stop

JFK17:00New York John F Kennedy Intl

4 May

JFK20:55New York John F Kennedy Intl

11h 00m

1 stop

BHD12:55Belfast City

£512

American Airlines

20 Apr

BHD11:35Belfast City

14h 30m

1 stop

JFK21:05New York John F Kennedy Intl

4 May

JFK18:20New York John F Kennedy Intl

13h 35m

1 stop

BHD12:55Belfast City

£538

American Airlines

30 Apr

BHD12:45Belfast City

15h 57m

2 stops

MCO23:42Orlando

13 May

MCO21:05Orlando

13h 35m

1 stop

BHD15:40Belfast City

£600

British Airways flights from Northern Ireland to United States

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

British Airways

30 Apr

BHD20:35Belfast City

21h 55m

1 stop

JFK13:30New York John F Kennedy Intl

4 May

JFK09:35New York John F Kennedy Intl

17h 00m

1 stop

BHD07:35Belfast City

£541

British Airways

20 Apr

BHD16:50Belfast City

10h 35m

1 stop

JFK22:25New York John F Kennedy Intl

4 May

JFK17:15New York John F Kennedy Intl

14h 40m

2 stops

BHD12:55Belfast City

£543

British Airways

30 Apr

BHD06:30Belfast City

19h 35m

1 stop

JFK21:05New York John F Kennedy Intl

4 May

JFK19:29New York John F Kennedy Intl

18h 56m

2 stops

BHD19:25Belfast City

£543

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Mon 20/4

21:25-21:00

2 stops52h 35m

Newark

Mon 4/5

23:00-10:40

1 stop30h 40m

£424

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Thu 28/5

21:25-18:25

1 stop26h 00m

Orlando

Sun 7/6

17:05-18:25

2 stops20h 20m

£490

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Wed 13/5

08:15-22:05

2 stops18h 50m

New York John F Kennedy Intl

Mon 18/5

23:10-20:25

2 stops16h 15m

£491

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Thu 23/4

12:45-15:40

2 stops31h 55m

New York John F Kennedy Intl

Sun 26/4

17:10-21:30

2 stops23h 20m

£498

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Wed 6/5

07:30-13:15

2 stops34h 45m

Newark

Wed 13/5

17:20-22:20

2 stops24h 00m

£501

Fastest return journey

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Mon 20/4

09:40-17:00

1 stop12h 20m

New York John F Kennedy Intl

Mon 4/5

20:55-12:55

1 stop11h 00m

£512

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Mon 20/4

11:35-21:05

1 stop14h 30m

New York John F Kennedy Intl

Mon 4/5

18:20-12:55

1 stop13h 35m

£538

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Thu 30/4

20:35-13:30

1 stop21h 55m

New York John F Kennedy Intl

Mon 4/5

09:35-07:35

1 stop17h 00m

£541

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Mon 20/4

16:50-22:25

1 stop10h 35m

New York John F Kennedy Intl

Mon 4/5

17:15-12:55

2 stops14h 40m

£543

BelfastNew York

BHD - LGA

BHDLGA

Belfast City

Mon 20/4

09:50-21:20

2 stops16h 30m

New York LaGuardia

Mon 4/5

16:30-16:55

2 stops19h 25m

£612

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 Northern Ireland to United States

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

What is the cheapest month to fly to United States?

The month of May is, on average, the cheapest month to fly to United States from Northern Ireland, with most prices found around £406. If you are unable to visit United States during the month of May, then departing from Northern Ireland during the month January is also very affordable. Most momondo users find prices during this month for around £431.

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

You could potentially save up to 20% on your flight if you consider stops on a Northern Ireland to United States flight.

Cheap Northern Ireland to United States flight deals and tips

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

Fastest flight time	10h 40m
Direct flights	None

The fastest flight from Northern Ireland to United States takes 10h 40m

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

Search flight deals

When did momondo last update prices for flights from Northern Ireland to United States?
Prices for flights from Northern Ireland to United States refresh daily.
How many operators does momondo search for flights from Northern Ireland to United States?
The number of operators available for flights from Northern Ireland to United States is 3 as of March 2026.
How old do you have to be to fly from Northern Ireland to United States?
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 United States.
What documentation or ID do you need to fly to United States?
The travel and health documents required for your trip to United States 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 United States. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Northern Ireland to United States

Compare and see reviews for airlines that fly from Northern Ireland to United States with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £367	Free Cancellation	Rating 6.7 7,812 reviews	Search British Airways flights
American Airlines	PriceFrom £475	Free Cancellation	Rating 7.1 11,489 reviews	Search American Airlines flights
KLM	PriceFrom £508	Free Cancellation	Rating 7.8 1,477 reviews	Search KLM flights
Aer Lingus	PriceFrom £583	Free Cancellation	Rating 7.2 1,487 reviews	Search Aer Lingus flights

Why use momondo?

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

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 United States from Northern Ireland.

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

Yes. momondo allows you to filter the results for Northern Ireland to United States flights to just show those with flexible booking policies.

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

Once you have performed a search for Northern Ireland to United States 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 Northern Ireland to United States right now. Can momondo alert me if prices change?

If you are simply researching potential flights to United States, momondo offers a useful price alert feature which will track prices for flights to United States from Northern Ireland and alert you when they change.