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Cheap flights from Northern Ireland to the United States from £249

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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — LAX
14 nov — 21 nov1
1 adult
1 adult, Economy

Find flight deals from Northern Ireland to USA

Enter your travel dates to find the best prices.

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 outubro 2025.

qua 3/1207:00BFS - EWR
2 stops44h 10mMultiple Airlines
sáb 6/1201:35EWR - BFS
2 stops25h 45mMultiple Airlines
Deal found 13/10£383
qui 27/1106:30BFS - MCO
1 stop17h 10mMultiple Airlines
qui 4/1220:55MCO - BFS
1 stop29h 45mMultiple Airlines
Deal found 13/10£388
qua 26/1106:30BFS - EWR
2 stops20h 40mMultiple Airlines
ter 2/1200:15EWR - BFS
2 stops32h 30mMultiple Airlines
Deal found 12/10£393
qua 3/1208:50BFS - JFK
3 stops31h 55mMultiple Airlines
dom 7/1218:05JFK - BFS
1 stop19h 20mMultiple Airlines
Deal found 13/10£424
sex 7/1108:05BFS - JFK
2 stops16h 20mMultiple Airlines
sex 14/1119:05JFK - BFS
1 stop15h 05mMultiple Airlines
Deal found 13/10£435
sex 28/1106:00BFS - JFK
1 stop14h 55mMultiple Airlines
ter 2/1218:05JFK - BFS
1 stop22h 25mMultiple Airlines
Deal found 13/10£436
qui 13/1107:05BFS - JFK
2 stops17h 20mMultiple Airlines
dom 16/1121:10JFK - BFS
2 stops16h 45mMultiple Airlines
Deal found 14/10£440
qua 26/1117:00BFS - JFK
3 stops32h 05mMultiple Airlines
qua 3/1217:00JFK - BFS
2 stops18h 15mMultiple Airlines
Deal found 12/10£446
qua 3/1207:25BHD - JFK
3 stops33h 20mMultiple Airlines
dom 7/1218:05JFK - BHD
1 stop10h 30mMultiple Airlines
Deal found 13/10£456
sex 28/1106:30BFS - JFK
1 stop14h 25mMultiple Airlines
sex 5/1218:05JFK - BFS
1 stop11h 00mMultiple Airlines
Deal found 14/10£458
sex 7/1108:05BFS - EWR
3 stops34h 20mMultiple Airlines
sex 14/1118:30EWR - BFS
2 stops15h 40mMultiple Airlines
Deal found 12/10£467
sex 28/1108:05BFS - EWR
2 stops34h 30mMultiple Airlines
sex 5/1218:30EWR - BFS
2 stops22h 30mMultiple Airlines
Deal found 14/10£474

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 outubro 2025.

Round-trip from

£383

One-way from

£276

Popular in

December

Cheapest in

May

Average price

£525
3/12-6/12
  • 3/12-6/12
  • 4 total stops
  • 69h 55m total
  • Northern Ireland to USA
Search Deals
31/10
  • 31/10
  • 1 total stop
  • 26h 20m total
  • Northern Ireland to USA
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£9 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 October 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Northern Ireland to USA 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 15 outubro 2025.
Use the filters below to find and compare flights from Northern Ireland to the United States that are best for you.

Fly from

Northern Ireland

Fly to

USA

Route

Depart

Return

Price

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

qua 3/12

07:00-22:10

2 stops44h 10m

Newark

sáb 6/12

01:35-08:20

2 stops25h 45m

£383

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

qui 27/11

06:30-18:40

1 stop17h 10m

Orlando

qui 4/12

20:55-07:40

1 stop29h 45m

£388

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

qua 26/11

06:30-22:10

2 stops20h 40m

Newark

ter 2/12

00:15-13:45

2 stops32h 30m

£393

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

qua 3/12

08:50-11:45

3 stops31h 55m

New York John F Kennedy Intl

dom 7/12

18:05-18:25

1 stop19h 20m

£424

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

sex 7/11

08:05-19:25

2 stops16h 20m

New York John F Kennedy Intl

sex 14/11

19:05-15:10

1 stop15h 05m

£435

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

sex 28/11

06:00-15:55

1 stop14h 55m

New York John F Kennedy Intl

ter 2/12

18:05-21:30

1 stop22h 25m

£436

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

qui 13/11

07:05-19:25

2 stops17h 20m

New York John F Kennedy Intl

dom 16/11

21:10-18:55

2 stops16h 45m

£440

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

qua 26/11

17:00-20:05

3 stops32h 05m

New York John F Kennedy Intl

qua 3/12

17:00-16:15

2 stops18h 15m

£446

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

qua 3/12

07:25-11:45

3 stops33h 20m

New York John F Kennedy Intl

dom 7/12

18:05-09:35

1 stop10h 30m

£456

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

sex 28/11

06:30-15:55

1 stop14h 25m

New York John F Kennedy Intl

sex 5/12

18:05-10:05

1 stop11h 00m

£458

Flights are sorted by cheapest return flights first.

Deals found on 12/10

Showing 1-10 of 44 results
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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, March is the cheapest month in which you can book a flight from Northern Ireland to USA (average of £345). Flying from Northern Ireland to USA in August is currently the most expensive (average of £430). 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?

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 outubro 2025.

It’s optimal to fly from Northern Ireland to USA at midday. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight in the evening.

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?

    British Airways and American Airlines can get you from Northern Ireland to USA in just under 12h 45m. Your travel time can differ by up to 45m. 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, March is the cheapest month in which you can book a flight from Northern Ireland to USA (average of £345). Flying from Northern Ireland to USA in August is currently the most expensive (average of £430). 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 Northern Ireland to USA

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Northern Ireland to USA

Discover the top 4 airlines that operate flights from Northern Ireland to USA. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 outubro 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£348Average£594FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£420Average£594FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapest£510Average£617FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£604Average£975FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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?

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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