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, American Airlines and Aer Lingus 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 89% of people opting to fly with this airline when travelling to United States. Keep in mind that there are 3 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 August 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.

£273 Cheap Flights from Northern Ireland to the United States in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Northern Ireland to the United States

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:25 - 14:50BFS Belfast Intl-MCO Orlando

13h 25m1 stop London Gatwick

16:50 - 10:05MCO Orlando-BFS Belfast Intl

12h 15m1 stop London Gatwick

£406Multiple Airlines

Wed, 2 Dec - Wed, 9 Dec

10:10 - 15:40BHD Belfast City-MCO Orlando

34h 30m1 stop London Gatwick

16:50 - 14:30MCO Orlando-BHD Belfast City

16h 40m1 stop London Gatwick

£410Multiple Airlines

Wed, 2 Dec - Wed, 9 Dec

21:10 - 15:55BFS Belfast Intl-JFK New York John F Kennedy Intl

23h 45m1 stop London Gatwick

18:20 - 09:55JFK New York John F Kennedy Intl-BFS Belfast Intl

10h 35m1 stop London Gatwick

£459Multiple Airlines

Thu, 1 Oct - Thu, 8 Oct

06:10 - 22:05BFS Belfast Intl-JFK New York John F Kennedy Intl

20h 55m2 stops London Gatwick Reykjavik Keflavik Intl

20:30 - 20:25JFK New York John F Kennedy Intl-BFS Belfast Intl

18h 55m2 stops Reykjavik Keflavik Intl London Gatwick

£475Multiple Airlines

Thu, 10 Sep - Mon, 14 Sep

06:25 - 14:50BFS Belfast Intl-MCO Orlando

13h 25m1 stop London Gatwick

19:05 - 07:45MCO Orlando-BFS Belfast Intl

31h 40m1 stop London Gatwick

£480Multiple Airlines

Wed, 4 Nov - Sun, 15 Nov

21:10 - 18:25BFS Belfast Intl-MCO Orlando

26h 15m1 stop London Gatwick

20:30 - 07:55MCO Orlando-BFS Belfast Intl

30h 25m1 stop London Gatwick

£480Multiple Airlines

Thu, 10 Sep - Wed, 23 Sep

07:00 - 18:25BFS Belfast Intl-MCO Orlando

16h 25m1 stop London Luton

20:30 - 17:55MCO Orlando-BFS Belfast Intl

16h 25m1 stop London Gatwick

£481Multiple Airlines

Mon, 14 Sep - Wed, 30 Sep

21:10 - 15:55BFS Belfast Intl-JFK New York John F Kennedy Intl

23h 45m1 stop London Gatwick

18:20 - 20:35JFK New York John F Kennedy Intl-BFS Belfast Intl

21h 15m1 stop London Gatwick

£481Multiple Airlines

Thu, 1 Oct - Thu, 8 Oct

06:35 - 13:50BHD Belfast City-EWR Newark

12h 15m1 stop London Heathrow

18:30 - 10:05EWR Newark-BHD Belfast City

10h 35m1 stop London Heathrow

£608British Airways

Wed, 4 Nov - Wed, 18 Nov

06:35 - 13:50BHD Belfast City-EWR Newark

12h 15m1 stop London Heathrow

14:20 - 10:05EWR Newark-BHD Belfast City

14h 45m2 stops Chicago O'Hare Intl London Heathrow

£626British Airways

Wed, 4 Nov - Wed, 18 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

06:10 - 15:55BFS Belfast Intl-JFK New York John F Kennedy Intl

14h 45m1 stop London Gatwick

18:20 - 09:55JFK New York John F Kennedy Intl-BFS Belfast Intl

10h 35m1 stop London Gatwick

£964Multiple Airlines

Thu, 20 Aug - Thu, 20 Aug

07:10 - 22:35BFS Belfast Intl-LGA New York LaGuardia

44h 25m3 stops Ibiza Lisbon Humberto Delgado Toronto Pearson Intl

08:45 - 13:05LGA New York LaGuardia-BFS Belfast Intl

23h 20m2 stops Montreal Pierre Elliott Trudeau Intl Edinburgh Turnhouse

£967Multiple Airlines

Thu, 20 Aug - Sun, 23 Aug

07:10 - 22:35BFS Belfast Intl-LGA New York LaGuardia

44h 25m3 stops Ibiza Lisbon Humberto Delgado Toronto Pearson Intl

10:00 - 13:05LGA New York LaGuardia-BFS Belfast Intl

22h 05m3 stops Toronto Island Montreal Pierre Elliott Trudeau Intl Edinburgh Turnhouse

£969Multiple Airlines

Thu, 20 Aug - Sun, 23 Aug

06:40 - 19:25BFS Belfast Intl-LGA New York LaGuardia

17h 45m2 stops Edinburgh Turnhouse Toronto Pearson Intl

17:35 - 13:05LGA New York LaGuardia-BFS Belfast Intl

14h 30m2 stops Montreal Pierre Elliott Trudeau Intl Edinburgh Turnhouse

£973Multiple Airlines

Thu, 20 Aug - Sun, 23 Aug

06:35 - 15:55BFS Belfast Intl-JFK New York John F Kennedy Intl

14h 20m1 stop London Stansted

21:50 - 07:50JFK New York John F Kennedy Intl-BFS Belfast Intl

29h 00m2 stops Frankfurt am Main Edinburgh Turnhouse

£1,025Multiple Airlines

Thu, 20 Aug - Thu, 20 Aug

07:10 - 22:35BFS Belfast Intl-LGA New York LaGuardia

44h 25m3 stops Ibiza Lisbon Humberto Delgado Toronto Pearson Intl

16:45 - 13:30LGA New York LaGuardia-BFS Belfast Intl

15h 45m2 stops Toronto Pearson Intl Edinburgh Turnhouse

£1,078Multiple Airlines

Thu, 20 Aug - Sat, 22 Aug

06:40 - 19:25BFS Belfast Intl-LGA New York LaGuardia

17h 45m2 stops Edinburgh Turnhouse Toronto Pearson Intl

16:45 - 13:30LGA New York LaGuardia-BFS Belfast Intl

15h 45m2 stops Toronto Pearson Intl Edinburgh Turnhouse

£1,085Multiple Airlines

Thu, 20 Aug - Sat, 22 Aug

07:10 - 22:35BFS Belfast Intl-LGA New York LaGuardia

44h 25m3 stops Ibiza Lisbon Humberto Delgado Toronto Pearson Intl

16:45 - 23:05LGA New York LaGuardia-BFS Belfast Intl

25h 20m3 stops Toronto Pearson Intl Edinburgh Turnhouse Birmingham

£1,128Multiple Airlines

Thu, 20 Aug - Sat, 22 Aug

22:45 - 16:05BFS Belfast Intl-EWR Newark

22h 20m2 stops Manchester Dublin

17:35 - 21:30EWR Newark-BFS Belfast Intl

22h 55m2 stops Dublin Manchester

£1,135Multiple Airlines

Thu, 20 Aug - Sun, 23 Aug

06:30 - 13:55BHD Belfast City-EWR Newark

12h 25m1 stop London Heathrow

17:50 - 10:10EWR Newark-BHD Belfast City

11h 20m1 stop London Heathrow

£3,982British Airways

Thu, 20 Aug - Thu, 20 Aug

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Finnair flights from Northern Ireland to United States

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

Finnair

23 Dec

BHD15:40Belfast City

31h 08m

2 stops

MCO17:48Orlando

6 Jan

MCO12:01Orlando

17h 14m

2 stops

BHD10:15Belfast City

£703

Finnair

7 Sept

BHD15:20Belfast City

30h 26m

2 stops

MCO16:46Orlando

21 Sept

MCO12:28Orlando

19h 27m

2 stops

BHD12:55Belfast City

£704

Finnair

7 Sept

BHD15:20Belfast City

30h 26m

2 stops

MCO16:46Orlando

21 Sept

MCO12:28Orlando

19h 27m

2 stops

BHD12:55Belfast City

£705

British Airways flights from Northern Ireland to United States

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

British Airways

4 Nov

BHD06:35Belfast City

12h 15m

1 stop

EWR13:50Newark

18 Nov

EWR18:30Newark

10h 35m

1 stop

BHD10:05Belfast City

£608

British Airways

4 Nov

BHD06:35Belfast City

12h 15m

1 stop

EWR13:50Newark

18 Nov

EWR14:20Newark

14h 45m

2 stops

BHD10:05Belfast City

£626

British Airways

6 Feb

BHD06:35Belfast City

12h 15m

1 stop

EWR13:50Newark

13 Feb

EWR18:30Newark

11h 40m

1 stop

BHD11:10Belfast City

£673

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

BelfastOrlando

BFS Belfast Intl - MCO Orlando

BFSMCO

Belfast Intl

Wed 2/12

06:25-14:50

1 stop13h 25m

Orlando

Wed 9/12

16:50-10:05

1 stop12h 15m

£406

BelfastOrlando

BHD Belfast City - MCO Orlando

BHDMCO

Belfast City

Wed 2/12

10:10-15:40

1 stop34h 30m

Orlando

Wed 9/12

16:50-14:30

1 stop16h 40m

£410

BelfastNew York

BFS Belfast Intl - JFK New York John F Kennedy Intl

BFSJFK

Belfast Intl

Thu 1/10

21:10-15:55

1 stop23h 45m

New York John F Kennedy Intl

Thu 8/10

18:20-09:55

1 stop10h 35m

£459

BelfastNew York

BFS Belfast Intl - JFK New York John F Kennedy Intl

BFSJFK

Belfast Intl

Thu 10/9

06:10-22:05

2 stops20h 55m

New York John F Kennedy Intl

Mon 14/9

20:30-20:25

2 stops18h 55m

£475

BelfastOrlando

BFS Belfast Intl - MCO Orlando

BFSMCO

Belfast Intl

Wed 4/11

06:25-14:50

1 stop13h 25m

Orlando

Sun 15/11

19:05-07:45

1 stop31h 40m

£480

BelfastOrlando

BFS Belfast Intl - MCO Orlando

BFSMCO

Belfast Intl

Thu 10/9

21:10-18:25

1 stop26h 15m

Orlando

Wed 23/9

20:30-07:55

1 stop30h 25m

£480

BelfastOrlando

BFS Belfast Intl - MCO Orlando

BFSMCO

Belfast Intl

Mon 14/9

07:00-18:25

1 stop16h 25m

Orlando

Wed 30/9

20:30-17:55

1 stop16h 25m

£481

BelfastNew York

BFS Belfast Intl - JFK New York John F Kennedy Intl

BFSJFK

Belfast Intl

Thu 1/10

21:10-15:55

1 stop23h 45m

New York John F Kennedy Intl

Thu 8/10

18:20-20:35

1 stop21h 15m

£481

Fastest return journey

BelfastNewark

BHD Belfast City - EWR Newark

BHDEWR

Belfast City

Wed 4/11

06:35-13:50

1 stop12h 15m

Newark

Wed 18/11

18:30-10:05

1 stop10h 35m

£608

BelfastNewark

BHD Belfast City - EWR Newark

BHDEWR

Belfast City

Wed 4/11

06:35-13:50

1 stop12h 15m

Newark

Wed 18/11

14:20-10:05

2 stops14h 45m

£626

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 January is, on average, the cheapest month to fly to United States from Northern Ireland, with most prices found around £507. If you are unable to visit United States during the month of January, then departing from Northern Ireland during the month February is also very affordable. Most momondo users find prices during this month for around £508.

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

You could potentially save up to 29% 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

Best price found	£273
Fastest flight time	11h 45m
Direct flights	None

The best one-way flight to United States from Northern Ireland in the past 72 hours is £273. The best return flight deal from Northern Ireland to United States found on momondo in the last 72 hours is £406.

The fastest flight from Northern Ireland to United States takes 11h 45m

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

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

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 August 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 £238	Free Cancellation	Rating 6.7 8,181 reviews	Search British Airways flights
American Airlines	PriceFrom £547	Free Cancellation	Rating 7.1 11,960 reviews	Search American Airlines flights
Aer Lingus	PriceFrom £758	Free Cancellation	Rating 7.3 1,708 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.