How long is the flight from Northern Ireland to USA?

British Airways, Finnair, and KLM can get you from Northern Ireland to USA in just under 12h 10m. Your travel time can differ by up to 16h 25m. The distance from Northern Ireland to USA is about 3167 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in USA ranges from 71.0 - 114.0 inches per month. July is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit USA when rainfall is around 71.0 mm.

If weather is an important factor for your trip to USA, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

How far in advance should I book a flight from Northern Ireland to USA?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 36 days in advance, which can save you up to 122% on flights from Northern Ireland to USA compared to booking the week you need them. Waiting 36 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £437. For sooner than that we have options available in the next 3 days from £924.

What is the cheapest month to fly from Northern Ireland to USA?

May is one of the best times of the year to fly to USA from Northern Ireland. Prices for May average £470 per person but you can even find prices for as low as £377. The most expensive prices can be found in the month of July. Opting for a May flight can save you 15% on your journey compared to booking in July

Can I find deals for flights from Northern Ireland to USA that include hotel bookings?

Yes. In addition to deals on Northern Ireland to USA flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Northern Ireland to USA?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to USA.

Can I find deals for business class flights from Northern Ireland to USA?

Yes. Cheapflights offers flight deals from Northern Ireland to USA by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£257+ Cheap Flights from Northern Ireland to the United States

Cheap flight deals from Northern Ireland to USA

Round-trip from	£345
One-way from	£257
Popular in	July
Cheapest in	May
Average price	£409

12/1-16/1
2 total stops
35h 00m total
Northern Ireland to USA

Search Deals

1/11
2 total stops
27h 35m total
Northern Ireland to USA

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (£19 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Northern Ireland to USA

Cheapest flights from Northern Ireland to USA
Explore the most affordable flight options available from Northern Ireland to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Thu 27/1106:30BFS - MCO

1 stop17h 10mMultiple Airlines

Sat 6/1220:55MCO - BFS

1 stop30h 05mMultiple Airlines

Deal found 15/9£347

Fri 10/1006:05BFS - JFK

1 stop14h 50mMultiple Airlines

Mon 13/1018:20JFK - BFS

1 stop10h 35mMultiple Airlines

Deal found 14/9£377

Wed 29/1018:25BFS - JFK

1 stop26h 30mMultiple Airlines

Wed 5/1118:05JFK - BFS

1 stop11h 00mMultiple Airlines

Deal found 14/9£402

Wed 29/1011:25BHD - JFK

1 stop13h 35mFinnair

Wed 5/1121:50JFK - BHD

1 stop11h 25mFinnair

Deal found 14/9£409

Fri 10/1014:00BHD - JFK

1 stop12h 00mBritish Airways

Mon 13/1019:30JFK - BHD

1 stop12h 25mBritish Airways

Deal found 14/9£410

Mon 6/1006:30BHD - JFK

1 stop10h 55mKLM

Mon 13/1019:25JFK - BHD

1 stop16h 30mKLM

Deal found 13/9£414

Wed 29/1006:30BHD - JFK

2 stops18h 59mDelta

Wed 5/1114:40JFK - BHD

2 stops21h 10mDelta

Deal found 14/9£419

Wed 24/906:50BHD - JFK

1 stop10h 50mBritish Airways

Wed 1/1019:30JFK - BHD

1 stop11h 25mBritish Airways

Deal found 14/9£423

Tue 28/1020:55BFS - JFK

1 stop23h 55mMultiple Airlines

Tue 4/1118:05JFK - BFS

1 stop11h 00mMultiple Airlines

Deal found 13/9£427

Mon 6/1020:55BFS - JFK

1 stop24h 00mMultiple Airlines

Mon 13/1018:20JFK - BFS

1 stop10h 35mMultiple Airlines

Deal found 13/9£434

Wed 5/1106:35BHD - MCO

2 stops19h 23mMultiple Airlines

Wed 19/1115:01MCO - BHD

2 stops20h 34mMultiple Airlines

Deal found 14/9£436

Mon 10/1106:40BFS - MCO

1 stop17h 00mMultiple Airlines

Mon 17/1111:24MCO - BFS

2 stops39h 56mMultiple Airlines

Deal found 14/9£438

Best flights from Northern Ireland to USA
Discover carefully curated flight deals from Northern Ireland to USA that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2025.

Mon 12/120:55BFS - JFK

1 stop24h 00mMultiple Airlines

Fri 16/118:05JFK - BFS

1 stop11h 00mMultiple Airlines

Deal found 13/9£345

Mon 12/111:30BHD - JFK

1 stop12h 10mBritish Airways

Fri 16/121:50JFK - BHD

1 stop11h 25mBritish Airways

Deal found 13/9£400

Wed 29/1011:25BHD - JFK

1 stop13h 35mFinnair

Wed 5/1121:50JFK - BHD

1 stop11h 25mFinnair

Deal found 14/9£409

Mon 6/1006:30BHD - JFK

1 stop10h 55mKLM

Mon 13/1019:25JFK - BHD

1 stop16h 30mKLM

Deal found 13/9£414

Wed 29/1006:30BHD - JFK

2 stops18h 59mDelta

Wed 5/1114:40JFK - BHD

2 stops21h 10mDelta

Deal found 14/9£419

Thu 5/306:30BHD - MCO

1 stop15h 25mVirgin Atlantic

Mon 9/320:30MCO - BHD

1 stop16h 20mVirgin Atlantic

Deal found 14/9£494

Thu 5/310:40BHD - SEA

1 stop14h 15mAmerican Airlines

Mon 9/313:48SEA - BHD

2 stops17h 27mAmerican Airlines

Deal found 12/9£554

Fri 10/1006:05BFS - JFK

1 stop14h 50mMultiple Airlines

Mon 13/1018:20JFK - BFS

1 stop10h 35mMultiple Airlines

Deal found 14/9£377

Sat 7/211:35BHD - JFK

1 stop12h 05mFinnair

Thu 12/221:50JFK - BHD

1 stop11h 10mFinnair

Deal found 14/9£411

Mon 12/117:20BHD - JFK

1 stop25h 00mDelta

Fri 16/117:00JFK - BHD

2 stops18h 50mDelta

Deal found 13/9£422

Mon 12/107:20BHD - JFK

1 stop13h 35mMultiple Airlines

Fri 16/118:05JFK - BHD

1 stop14h 30mMultiple Airlines

Deal found 13/9£389

Mon 10/1117:20BHD - MCO

1 stop28h 35mKLM

Mon 17/1119:30MCO - BHD

1 stop20h 30mKLM

Deal found 14/9£456

Last-minute flights from Northern Ireland to USA
Discover last-minute flight deals from Northern Ireland to USA. Data last updated 15 September 2025 and is based on user searches.

Mon 22/908:20BFS - BOS

1 stop10h 10mMultiple Airlines

Tue 30/915:00BOS - BFS

2 stops18h 35mMultiple Airlines

Deal found 13/9£476

Wed 24/906:50BHD - JFK

1 stop10h 50mBritish Airways

Wed 1/1019:30JFK - BHD

1 stop11h 25mBritish Airways

Deal found 14/9£423

Mon 6/1006:30BHD - JFK

1 stop10h 55mKLM

Mon 13/1019:25JFK - BHD

1 stop16h 30mKLM

Deal found 13/9£414

Mon 6/1020:55BFS - JFK

1 stop24h 00mMultiple Airlines

Mon 13/1018:20JFK - BFS

1 stop10h 35mMultiple Airlines

Deal found 13/9£434

Fri 10/1006:05BFS - JFK

1 stop14h 50mMultiple Airlines

Mon 13/1018:20JFK - BFS

1 stop10h 35mMultiple Airlines

Deal found 14/9£377

Fri 10/1014:00BHD - JFK

1 stop12h 00mBritish Airways

Mon 13/1019:30JFK - BHD

1 stop12h 25mBritish Airways

Deal found 14/9£410

Tue 28/1020:55BFS - JFK

1 stop23h 55mMultiple Airlines

Tue 4/1118:05JFK - BFS

1 stop11h 00mMultiple Airlines

Deal found 13/9£427

Tue 28/1005:45BFS - MIA

3 stops45h 05mMultiple Airlines

Tue 4/1116:35MIA - BFS

3 stops21h 15mMultiple Airlines

Deal found 12/9£485

Wed 29/1018:25BFS - JFK

1 stop26h 30mMultiple Airlines

Wed 5/1118:05JFK - BFS

1 stop11h 00mMultiple Airlines

Deal found 14/9£402

Wed 29/1011:25BHD - JFK

1 stop13h 35mFinnair

Wed 5/1121:50JFK - BHD

1 stop11h 25mFinnair

Deal found 14/9£409

Wed 29/1006:30BHD - JFK

2 stops18h 59mDelta

Wed 5/1114:40JFK - BHD

2 stops21h 10mDelta

Deal found 14/9£419

Wed 29/1017:55BHD - JFK

2 stops47h 30mMultiple Airlines

Wed 5/1118:05JFK - BHD

1 stop21h 25mMultiple Airlines

Deal found 14/9£478

One-way flights from Northern Ireland to USA
Search for one-way flight options from Northern Ireland to USA. Find affordable one-way fares based on user searches. Data last updated 15 September 2025.

Sat 1/1116:00BFS - BOS

2 stops27h 35mMultiple Airlines

Deal found 14/9£257

Wed 22/1006:10BFS - JFK

3 stops42h 55mMultiple Airlines

Deal found 13/9£262

Wed 22/1012:10BHD - JFK

3 stops36h 55mMultiple Airlines

Deal found 13/9£276

Sat 1/1123:10BFS - JFK

1 stop21h 45mMultiple Airlines

Deal found 13/9£277

Wed 29/1006:00BFS - JFK

1 stop14h 50mMultiple Airlines

Deal found 13/9£278

Tue 28/1005:45BFS - JFK

2 stops35h 40mMultiple Airlines

Deal found 13/9£290

Tue 21/1013:20BFS - JFK

2 stops35h 45mMultiple Airlines

Deal found 13/9£296

Mon 27/1022:20BFS - JFK

1 stop22h 30mMultiple Airlines

Deal found 13/9£302

Fri 31/1006:00BFS - JFK

2 stops32h 29mMultiple Airlines

Deal found 13/9£304

Sat 1/1107:25BHD - JFK

2 stops32h 04mMultiple Airlines

Deal found 13/9£314

Wed 29/1007:25BHD - JFK

1 stop13h 25mMultiple Airlines

Deal found 13/9£316

Thu 30/1016:55BHD - JFK

2 stops24h 30mMultiple Airlines

Deal found 13/9£327

Cheapflights 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

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Mon 12/1

20:55-15:55

1 stop24h 00m

New York John F Kennedy Intl

Fri 16/1

18:05-10:05

1 stop11h 00m

£345

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Fri 10/10

06:05-15:55

1 stop14h 50m

New York John F Kennedy Intl

Mon 13/10

18:20-09:55

1 stop10h 35m

£377

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Mon 12/1

07:20-15:55

1 stop13h 35m

New York John F Kennedy Intl

Fri 16/1

18:05-13:35

1 stop14h 30m

£389

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Mon 9/2

06:30-18:40

1 stop17h 10m

Orlando

Mon 16/2

20:55-21:10

1 stop19h 15m

£394

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Mon 12/1

11:30-18:40

1 stop12h 10m

New York John F Kennedy Intl

Fri 16/1

21:50-14:15

1 stop11h 25m

£400

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Wed 29/10

18:25-16:55

1 stop26h 30m

New York John F Kennedy Intl

Wed 5/11

18:05-10:05

1 stop11h 00m

£402

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Wed 29/10

11:25-21:00

1 stop13h 35m

New York John F Kennedy Intl

Wed 5/11

21:50-14:15

1 stop11h 25m

£409

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Sat 7/2

11:35-18:40

1 stop12h 05m

New York John F Kennedy Intl

Thu 12/2

21:50-14:00

1 stop11h 10m

£411

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Mon 6/10

06:30-12:25

1 stop10h 55m

New York John F Kennedy Intl

Mon 13/10

19:25-16:55

1 stop16h 30m

£414

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Wed 29/10

06:30-21:29

2 stops18h 59m

New York John F Kennedy Intl

Wed 5/11

14:40-16:50

2 stops21h 10m

£419

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 50 results

...

Best time to book a flight from Northern Ireland to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Northern Ireland with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to the United States

What is the cheapest month to book a flight from Northern Ireland to USA?

Currently, January is the cheapest month in which you can book a flight from Northern Ireland to USA (average of £575). Flying from Northern Ireland to USA in July is currently the most expensive (average of £811). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from NIR to US?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Northern Ireland to USA as you normally would.

Related info for your journey

How long is the flight from Northern Ireland to USA?
British Airways, Finnair, and KLM can get you from Northern Ireland to USA in just under 12h 10m. Your travel time can differ by up to 16h 25m. The distance from Northern Ireland to USA is about 3167 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
Can I find deals for flights from Northern Ireland to USA that include hotel bookings?
Yes. In addition to deals on Northern Ireland to USA flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Northern Ireland to USA?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to USA.
Can I find deals for business class flights from Northern Ireland to USA?
Yes. Cheapflights offers flight deals from Northern Ireland to USA by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Northern Ireland to USA?
Currently, January is the cheapest month in which you can book a flight from Northern Ireland to USA (average of £575). Flying from Northern Ireland to USA in July is currently the most expensive (average of £811). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Northern Ireland to USA

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£341	Average£564	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
American Airlines	Cheapest£412	Average£582	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
KLM	Cheapest£500	Average£605	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Aer Lingus	Cheapest£573	Average£772	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

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How does Cheapflights help users find flights from Northern Ireland to USA?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Northern Ireland to USA. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to USA?

Cheapflights helps you find that perfect flight to USA from Northern Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Northern Ireland to USA with no change fees?

Yes, we can. To see specific flights from Northern Ireland to USA with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Northern Ireland to USA become cheaper?

Yes! Start tracking prices for Northern Ireland to USA flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Northern Ireland to the United States from £257

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Northern Ireland to USA

Keep the following information in mind while searching for Northern Ireland to USA flight deals. Data was last updated 15 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Northern Ireland to USA

Cheapest flights from Northern Ireland to USAExplore the most affordable flight options available from Northern Ireland to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Explore the most affordable flight options available from Northern Ireland to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Northern Ireland to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Northern Ireland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to the United States

What is the cheapest month to book a flight from Northern Ireland to USA?

What is the cheapest time of day to fly from NIR to US?

Find hourly flight availability from Northern Ireland to USA. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to USA. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Northern Ireland to USA?

Can I find deals for flights from Northern Ireland to USA that include hotel bookings?

How can I find direct flights from Northern Ireland to USA?

Can I find deals for business class flights from Northern Ireland to USA?

What is the cheapest month to book a flight from Northern Ireland to USA?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Northern Ireland to USA

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Northern Ireland to USA

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Northern Ireland to USA?

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to USA?

Can Cheapflights find flights from Northern Ireland to USA with no change fees?

Can Cheapflights notify me if prices for flights from Northern Ireland to USA become cheaper?

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Book with Flexibility

Travel Smart

Cheapest flights from Northern Ireland to USA
Explore the most affordable flight options available from Northern Ireland to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.