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Cheap flights from the United States to Northern Ireland from £141
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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BFS
4 Aug — 11 Aug1
Return
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 30 July 2025.
Find flight deals from USA to Northern Ireland
Cheapest flights from USA to Northern IrelandExplore 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 30 July 2025.
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 30 July 2025.
Wed 3/918:20JFK - BFS
1 stop10h 35mMultiple Airlines
Fri 19/906:05BFS - JFK
1 stop14h 50mMultiple Airlines
Deal found 29/7£329
Wed 15/1018:20JFK - BHD
1 stop20h 25mMultiple Airlines
Tue 4/1107:20BHD - JFK
1 stop13h 35mMultiple Airlines
Deal found 27/7£363
Wed 10/916:30LAX - BFS
1 stop31h 20mMultiple Airlines
Wed 17/906:10BFS - LAX
1 stop16h 00mMultiple Airlines
Deal found 27/7£378
Tue 9/1218:25JFK - BHD
1 stop11h 05mBritish Airways
Tue 24/210:00BHD - JFK
1 stop12h 15mBritish Airways
Deal found 27/7£391
Sun 21/916:30LAX - BHD
1 stop19h 55mMultiple Airlines
Tue 30/914:20BHD - LAX
1 stop31h 50mMultiple Airlines
Deal found 29/7£399
Sun 21/921:10JFK - BHD
1 stop19h 05mVirgin Atlantic
Mon 6/1017:25BHD - JFK
1 stop27h 00mVirgin Atlantic
Deal found 29/7£402
Wed 15/1021:25EWR - BHD
1 stop13h 10mBritish Airways
Tue 4/1111:25BHD - EWR
1 stop13h 10mBritish Airways
Deal found 27/7£404
Mon 15/917:35EWR - BFS
2 stops20h 10mMultiple Airlines
Wed 17/921:05BFS - EWR
2 stops28h 55mMultiple Airlines
Deal found 27/7£410
Sun 21/908:10EWR - BHD
2 stops27h 45mDelta
Mon 6/1017:25BHD - EWR
2 stops30h 38mDelta
Deal found 29/7£422
Wed 3/914:19JFK - BHD
2 stops21h 36mDelta
Fri 19/906:30BHD - JFK
2 stops17h 15mDelta
Deal found 29/7£431
Mon 18/821:25BOS - BFS
2 stops20h 35mMultiple Airlines
Tue 2/906:45BFS - BOS
2 stops17h 00mMultiple Airlines
Deal found 28/7£444
Mon 13/1020:05LAX - BHD
1 stop13h 25mBritish Airways
Fri 24/1014:00BHD - LAX
1 stop14h 15mBritish Airways
Deal found 28/7£476
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 30 July 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 3/9
18:20-09:55
1 stop10h 35m
Belfast Intl
Fri 19/9
06:05-15:55
1 stop14h 50m
£329
New YorkBelfast
JFK - BHD
JFKBHD
New York John F Kennedy Intl
Wed 15/10
18:20-19:45
1 stop20h 25m
Belfast City
Tue 4/11
07:20-15:55
1 stop13h 35m
£363
New YorkBelfast
JFK - BHD
JFKBHD
New York John F Kennedy Intl
Tue 9/12
18:25-10:30
1 stop11h 05m
Belfast City
Tue 24/2
10:00-17:15
1 stop12h 15m
£391
Los AngelesBelfast
LAX - BFS
LAXBFS
Los Angeles
Sun 21/9
16:30-20:20
1 stop19h 50m
Belfast Intl
Tue 30/9
20:55-14:10
1 stop25h 15m
£393
Los AngelesBelfast
LAX - BHD
LAXBHD
Los Angeles
Sun 21/9
16:30-20:25
1 stop19h 55m
Belfast City
Tue 30/9
14:20-14:10
1 stop31h 50m
£399
New YorkBelfast
JFK - BHD
JFKBHD
New York John F Kennedy Intl
Sun 21/9
21:10-21:15
1 stop19h 05m
Belfast City
Mon 6/10
17:25-15:25
1 stop27h 00m
£402
NewarkBelfast
EWR - BHD
EWRBHD
Newark
Wed 15/10
21:25-15:35
1 stop13h 10m
Belfast City
Tue 4/11
11:25-19:35
1 stop13h 10m
£404
NewarkBelfast
EWR - BFS
EWRBFS
Newark
Mon 15/9
17:35-18:45
2 stops20h 10m
Belfast Intl
Wed 17/9
21:05-21:00
2 stops28h 55m
£410
New YorkBelfast
JFK - BHD
JFKBHD
New York John F Kennedy Intl
Mon 25/8
00:50-21:15
1 stop15h 25m
Belfast City
Tue 2/9
17:25-12:20
1 stop23h 55m
£421
NewarkBelfast
EWR - BHD
EWRBHD
Newark
Sun 21/9
08:10-16:55
2 stops27h 45m
Belfast City
Mon 6/10
17:25-19:03
2 stops30h 38m
£422
Showing 1-10 of 33 results
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 30 July 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.
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 30 July 2025.
See what other customers who have flown with Delta, KLM, andVirgin Atlantic from the United States to Northern Ireland have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Food
7.3
Entertainment
7.9
Boarding
8.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Food
7.3
Entertainment
7.9
Boarding
8.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Food
7.3
Entertainment
7.9
Boarding
8.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Food
7.3
Entertainment
7.9
Boarding
8.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Food
7.3
Entertainment
7.9
Boarding
8.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
8.0
Food
7.3
Entertainment
7.9
Boarding
8.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
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.
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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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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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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.
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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.