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Cheap flights from the United States to Northern Ireland from £172

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 16/2. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BFS
24 Jan — 31 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from USA to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from USA to Northern Ireland
Explore the most affordable flight options available from USA to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 December 2025.

Wed 24/1218:20JFK - BHD
2 stops32h 10mBritish Airways
Wed 31/1206:35BHD - JFK
1 stop12h 00mBritish Airways
Deal found 23/12£963
Wed 24/1221:50JFK - BHD
1 stop31h 30mAmerican Airlines
Wed 31/1211:25BHD - JFK
1 stop13h 40mAmerican Airlines
Deal found 23/12£1,005
Tue 23/1218:05JFK - BHD
1 stop10h 30mMultiple Airlines
Tue 30/1215:25BHD - JFK
2 stops27h 25mMultiple Airlines
Deal found 23/12£1,200
Wed 24/1216:05LGA - BHD
2 stops34h 25mBritish Airways
Wed 31/1215:40BHD - LGA
2 stops33h 45mBritish Airways
Deal found 23/12£1,237
Tue 23/1217:45JFK - BHD
1 stop18h 05mKLM
Tue 30/1206:30BHD - JFK
1 stop14h 15mKLM
Deal found 23/12£1,241
Tue 23/1222:00JFK - BFS
2 stops17h 15mMultiple Airlines
Tue 30/1220:55BFS - JFK
1 stop24h 00mMultiple Airlines
Deal found 23/12£1,507
Wed 24/1218:15JFK - BHD
1 stop32h 15mMultiple Airlines
Wed 31/1212:25BHD - JFK
1 stop11h 15mMultiple Airlines
Deal found 24/12£2,076
Tue 23/1221:35EWR - BHD
1 stop14h 10mBritish Airways
Tue 30/1206:35BHD - EWR
1 stop12h 15mBritish Airways
Deal found 23/12£2,119
Wed 24/1217:05EWR - BHD
2 stops42h 45mKLM
Wed 31/1206:30BHD - EWR
2 stops21h 32mKLM
Deal found 23/12£2,337
Tue 23/1215:45LGA - BHD
2 stops18h 05mBritish Airways
Tue 30/1208:45BHD - LGA
2 stops17h 45mBritish Airways
Deal found 23/12£2,583
Wed 24/1219:59EWR - BHD
2 stops33h 21mMultiple Airlines
Wed 31/1219:25BHD - EWR
1 stop29h 10mMultiple Airlines
Deal found 23/12£3,875
Tue 23/1222:00EWR - BHD
2 stops13h 45mMultiple Airlines
Tue 30/1206:35BHD - EWR
2 stops14h 40mMultiple Airlines
Deal found 23/12£4,358

Find flight deals from USA to Northern Ireland

Keep the following information in mind while searching for USA to Northern Ireland flight deals. Data was last updated 25 December 2025.

Round-trip from

£337

One-way from

£172

Popular in

December

Cheapest in

November

Average price

£725
3/2-10/2
  • 3/2-10/2
  • 2 total stops
  • 35h 00m total
  • USA to Northern Ireland
Search Deals
16/2
  • 16/2
  • 1 total stop
  • 18h 50m total
  • USA to Northern Ireland
Search Deals
High demand for flights, 5% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from USA to Northern Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 25 December 2025.
Use the filters below to find and compare flights from the United States to Northern Ireland that are best for you.

Fly from

USA

Fly to

Northern Ireland

Route

Depart

Return

Price

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Tue 3/2

18:05-10:05

1 stop11h 00m

Belfast Intl

Tue 10/2

20:55-15:55

1 stop24h 00m

£337

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 4/2

18:05-17:55

1 stop18h 50m

Belfast Intl

Sun 8/2

20:45-15:55

1 stop24h 10m

£363

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Tue 3/2

18:05-10:05

1 stop11h 00m

Belfast Intl

Fri 6/2

06:30-15:55

1 stop14h 25m

£377

NewarkBelfast

EWR - BHD

EWRBHD

Newark

Wed 11/3

22:35-16:35

1 stop14h 00m

Belfast City

Wed 18/3

12:25-20:35

1 stop12h 10m

£389

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 18/3

19:15-09:10

1 stop9h 55m

Belfast City

Fri 27/3

06:45-13:35

1 stop10h 50m

£389

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 11/3

19:15-10:15

1 stop11h 00m

Belfast City

Wed 18/3

11:25-18:15

1 stop10h 50m

£390

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 8/2

18:05-10:05

1 stop11h 00m

Belfast Intl

Sun 15/2

17:00-15:55

1 stop27h 55m

£400

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 29/4

23:10-15:35

1 stop11h 25m

Belfast City

Wed 6/5

10:00-16:10

1 stop11h 10m

£401

NewarkBelfast

EWR - BHD

EWRBHD

Newark

Sun 29/3

17:55-09:05

1 stop10h 10m

Belfast City

Wed 8/4

06:50-19:25

1 stop17h 35m

£401

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 6/5

20:55-13:30

1 stop11h 35m

Belfast City

Wed 13/5

06:50-12:45

1 stop10h 55m

£403

Flights are sorted by cheapest return flights first.

Deals found on 23/12

Showing 1-10 of 50 results
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Best time to book a flight from USA to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from USA 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 the United States to Northern Ireland

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

Currently, September is the cheapest month in which you can book a flight from USA to Northern Ireland (average of £395). Flying from USA to Northern Ireland in November is currently the most expensive (average of £514). 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 US to NIR?

Find hourly flight availability from USA to Northern Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 December 2025.

One of the essential ways to save on airfare from USA to Northern Ireland is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at midday could potentially save you up to 34% on airfare.

Related info for your journey

Find useful and relevant information for your journey from USA to Northern Ireland. 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 USA to Northern Ireland?

    A quick flight from USA to Northern Ireland can take about 9h 55m. British Airways provides one of the quickest options available for as low as £389. The distance from USA to Northern Ireland 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 USA to Northern Ireland that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from USA to Northern Ireland 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 USA to Northern Ireland?

    Currently, September is the cheapest month in which you can book a flight from USA to Northern Ireland (average of £395). Flying from USA to Northern Ireland in November is currently the most expensive (average of £514). 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

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Alternative routes for USA to Northern Ireland

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

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

Cheapflights makes it easy to find USA to Northern Ireland flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from USA to Northern Ireland for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from USA to Northern Ireland with no change fees.

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

Yes! Start tracking prices for USA to Northern Ireland 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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