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Cheap flights from the United States to Northern Ireland from £193

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 27/7. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BFS
30 Mar — 6 Apr1
1 adult

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 25 March 2025.

Round-trip from

£410

One-way from

£193

Popular in

October

Cheapest in

August

Average price

£580
14/5-21/5
  • 14/5-21/5
  • 3 total stops
  • 39h 30m total
  • USA to Northern Ireland
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27/7
  • 27/7
  • 2 total stops
  • 38h 50m total
  • USA to Northern Ireland
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£83 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 March 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 25 March 2025.

Wed 14/518:20JFK - BFS
1 stop10h 35mMultiple Airlines
Wed 21/522:05BFS - JFK
2 stops28h 55mMultiple Airlines
Deal found 24/3£410
Tue 13/519:15BOS - BFS
2 stops21h 15mMultiple Airlines
Tue 27/507:25BFS - BOS
2 stops15h 25mMultiple Airlines
Deal found 25/3£457
Wed 30/420:55JFK - BHD
1 stop10h 00mBritish Airways
Wed 7/506:50BHD - JFK
1 stop10h 50mBritish Airways
Deal found 24/3£475
Tue 7/1017:55EWR - BHD
1 stop11h 40mIberia
Tue 14/1009:35BHD - EWR
1 stop14h 50mIberia
Deal found 24/3£488
Wed 30/417:55EWR - BHD
1 stop9h 55mBritish Airways
Wed 7/511:30BHD - EWR
1 stop12h 55mBritish Airways
Deal found 24/3£489
Tue 7/1014:28EWR - BHD
2 stops15h 07mAmerican Airlines
Tue 14/1009:35BHD - EWR
1 stop14h 50mAmerican Airlines
Deal found 24/3£491
Wed 30/418:20JFK - BHD
1 stop15h 50mMultiple Airlines
Wed 7/507:05BHD - JFK
2 stops33h 20mMultiple Airlines
Deal found 24/3£505
Tue 6/511:47ORD - BFS
2 stops26h 48mMultiple Airlines
Tue 20/506:15BFS - ORD
3 stops45h 35mMultiple Airlines
Deal found 24/3£523
Sun 30/317:30EWR - BFS
2 stops24h 40mMultiple Airlines
Sat 5/406:00BFS - EWR
2 stops36h 15mMultiple Airlines
Deal found 24/3£536
Sun 28/914:45EWR - BHD
2 stops25h 30mDelta
Tue 7/1006:30BHD - EWR
2 stops36h 17mDelta
Deal found 24/3£537
Sun 7/918:10JFK - BHD
1 stop12h 20mFinnair
Mon 15/919:30BHD - JFK
1 stop22h 10mFinnair
Deal found 24/3£557
Wed 23/418:10JFK - BHD
1 stop12h 45mAmerican Airlines
Wed 30/414:45BHD - JFK
1 stop12h 15mAmerican Airlines
Deal found 24/3£605

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 March 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

Wed 14/5

18:20-09:55

1 stop10h 35m

Belfast Intl

Wed 21/5

22:05-22:00

2 stops28h 55m

£410

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Tue 13/5

19:15-21:30

2 stops21h 15m

Belfast Intl

Tue 27/5

07:25-17:50

2 stops15h 25m

£457

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 30/4

20:55-11:55

1 stop10h 00m

Belfast City

Wed 7/5

06:50-12:40

1 stop10h 50m

£475

AtlantaBelfast

ATL - BFS

ATLBFS

Atlanta Hartsfield-Jackson

Tue 6/5

08:00-19:25

2 stops30h 25m

Belfast Intl

Mon 12/5

06:10-23:59

2 stops22h 49m

£480

NewarkBelfast

EWR - BHD

EWRBHD

Newark

Wed 30/4

17:55-08:50

1 stop9h 55m

Belfast City

Wed 7/5

11:30-19:25

1 stop12h 55m

£489

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 30/4

18:20-15:10

1 stop15h 50m

Belfast City

Wed 7/5

07:05-11:25

2 stops33h 20m

£505

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Tue 6/5

11:47-20:35

2 stops26h 48m

Belfast Intl

Tue 20/5

06:15-21:50

3 stops45h 35m

£523

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Wed 14/5

18:50-15:30

2 stops15h 40m

Belfast Intl

Wed 21/5

07:15-13:15

2 stops35h 00m

£539

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Sun 7/9

18:10-11:30

1 stop12h 20m

Belfast City

Mon 15/9

19:30-12:40

1 stop22h 10m

£557

NewarkBelfast

EWR - BHD

EWRBHD

Newark

Sun 7/9

17:55-11:30

1 stop12h 35m

Belfast City

Mon 15/9

15:25-13:55

1 stop27h 30m

£565

Flights are sorted by cheapest return flights first.

Deals found on 25/3

Showing 1-10 of 46 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 25 March 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.

Rainfall in Northern Ireland by month

Plan your trip to Northern Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Northern Ireland ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Northern Ireland when rainfall is around 50.0 mm.

Temperature in Northern Ireland by month

Plan your trip to Northern Ireland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Northern Ireland, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Northern Ireland

Get insights into the airlines that provide service to Northern Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Northern Ireland. Reviews last updated 25 March 2025.
See what other customers who have flown with Delta, KLM and Finnair from USA to Northern Ireland have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,890 reviews
Check prices

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very Good
7,890 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
KLM
7.8
Good
1,319 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Finnair
7.6
Good
1,266 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Virgin Atlantic
7.4
Good
634 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

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.

  • What are the cheapest airlines to fly from USA to Northern Ireland one-way?

    To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at £347. Virgin Atlantic flights start at £384 while deals on Aer Lingus start at £409 one-way.

  • 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

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

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?

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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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