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Cheap flights from the United States to Northern Ireland from £109

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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BFS
12 Oct — 19 Oct1
1 adult
1 adult, Economy

Cheap 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 12 September 2025.

Round-trip from

£349

One-way from

£109

Popular in

October

Cheapest in

June

Average price

£649
24/2-3/3
  • 24/2-3/3
  • 2 total stops
  • 23h 20m total
  • USA to Northern Ireland
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14/10
  • 14/10
  • 1 total stop
  • 14h 00m total
  • USA to Northern Ireland
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£71 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (£27 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from USA to Northern Ireland

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 12 September 2025.

Mon 27/1019:05JFK - BFS
1 stop21h 05mMultiple Airlines
Mon 3/1120:55BFS - JFK
1 stop24h 00mMultiple Airlines
Deal found 12/9£351
Mon 27/1021:50EWR - BFS
2 stops15h 20mMultiple Airlines
Mon 3/1105:45BFS - EWR
2 stops18h 20mMultiple Airlines
Deal found 12/9£396
Sun 21/918:10JFK - BHD
1 stop12h 20mAmerican Airlines
Tue 7/1013:40BHD - JFK
1 stop11h 15mAmerican Airlines
Deal found 10/9£400
Wed 8/1020:25EWR - BFS
2 stops21h 45mMultiple Airlines
Wed 15/1006:00BFS - EWR
2 stops18h 10mMultiple Airlines
Deal found 10/9£404
Wed 8/1016:55JFK - BFS
2 stops17h 35mMultiple Airlines
Wed 15/1007:15BFS - JFK
2 stops17h 05mMultiple Airlines
Deal found 10/9£416
Mon 22/918:20JFK - BFS
1 stop10h 35mMultiple Airlines
Thu 25/906:10BFS - JFK
1 stop14h 45mMultiple Airlines
Deal found 10/9£420
Tue 2/1218:05JFK - BHD
1 stop10h 30mMultiple Airlines
Fri 12/1207:20BHD - JFK
1 stop13h 35mMultiple Airlines
Deal found 11/9£422
Sun 21/919:00JFK - BHD
1 stop9h 45mAer Lingus
Tue 30/907:00BHD - JFK
1 stop15h 15mAer Lingus
Deal found 10/9£425
Tue 7/1022:55JFK - BHD
1 stop11h 25mAmerican Airlines
Sun 12/1006:50BHD - JFK
1 stop15h 15mAmerican Airlines
Deal found 10/9£426
Sun 21/922:55JFK - BHD
1 stop10h 45mAmerican Airlines
Mon 6/1006:40BHD - JFK
1 stop11h 00mAmerican Airlines
Deal found 11/9£436
Wed 22/1018:20JFK - BFS
1 stop10h 35mMultiple Airlines
Wed 29/1006:30BFS - JFK
1 stop14h 20mMultiple Airlines
Deal found 11/9£441
Wed 8/1019:30JFK - BHD
1 stop11h 25mBritish Airways
Wed 15/1020:15BHD - JFK
2 stops27h 40mBritish Airways
Deal found 10/9£441

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 12 September 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 24/2

18:05-10:05

1 stop11h 00m

Belfast Intl

Tue 3/3

08:35-15:55

1 stop12h 20m

£349

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Mon 27/10

19:05-20:10

1 stop21h 05m

Belfast Intl

Mon 3/11

20:55-15:55

1 stop24h 00m

£351

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Tue 24/2

18:05-13:35

1 stop14h 30m

Belfast City

Tue 3/3

07:20-15:55

1 stop13h 35m

£367

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Tue 10/3

00:20-18:40

1 stop14h 20m

Belfast City

Wed 18/3

19:25-20:15

2 stops28h 50m

£385

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 11/3

22:50-16:35

1 stop13h 45m

Belfast City

Wed 18/3

06:35-14:15

1 stop11h 40m

£391

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Mon 27/10

21:50-17:10

2 stops15h 20m

Belfast Intl

Mon 3/11

05:45-19:05

2 stops18h 20m

£396

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 8/10

19:30-13:30

1 stop13h 00m

Belfast City

Wed 15/10

13:50-19:55

1 stop11h 05m

£400

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Wed 8/10

20:25-23:10

2 stops21h 45m

Belfast Intl

Wed 15/10

06:00-19:10

2 stops18h 10m

£404

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 8/10

16:55-15:30

2 stops17h 35m

Belfast Intl

Wed 15/10

07:15-19:20

2 stops17h 05m

£416

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Mon 22/9

18:20-09:55

1 stop10h 35m

Belfast Intl

Thu 25/9

06:10-15:55

1 stop14h 45m

£420

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 45 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, January is the cheapest month in which you can book a flight from USA to Northern Ireland (average of £67). Flying from USA to Northern Ireland in July is currently the most expensive (average of £90). 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 12 September 2025.

When flying from USA to Northern Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 13h 45m. British Airways provides one of the quickest options available for as low as £391. 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, January is the cheapest month in which you can book a flight from USA to Northern Ireland (average of £67). Flying from USA to Northern Ireland in July is currently the most expensive (average of £90). 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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