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Cheap flights from Northern Ireland to the United States from £235

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to the United States departing on 18/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:50 - 18:40
BFS
-
MCO
26h 50m1 stop
Multiple Airlines Logo
20:55 - 08:55
MCO
-
BFS
31h 00m1 stop
£298Multiple Airlines
Wed, 21 Jan - Fri, 23 Jan
Multiple Airlines Logo
10:20 - 18:40
BFS
-
MCO
13h 20m1 stop
Multiple Airlines Logo
20:55 - 08:55
MCO
-
BFS
31h 00m1 stop
£344Multiple Airlines
Mon, 26 Jan - Fri, 30 Jan
Multiple Airlines Logo
06:30 - 23:27
BFS
-
EWR
21h 57m2 stops
Multiple Airlines Logo
00:15 - 10:05
EWR
-
BFS
28h 50m2 stops
£416Multiple Airlines
Thu, 22 Jan - Mon, 26 Jan
Multiple Airlines Logo
06:30 - 10:28
BFS
-
JFK
32h 58m2 stops
Multiple Airlines Logo
18:05 - 10:05
JFK
-
BFS
11h 00m1 stop
£423Multiple Airlines
Thu, 22 Jan - Tue, 27 Jan
British Airways Logo
12:10 - 20:05
BHD
-
JFK
12h 55m1 stop
British Airways Logo
21:40 - 10:20
JFK
-
BHD
31h 40m2 stops
£501British Airways
Sun, 11 Jan - Sat, 17 Jan
British Airways Logo
06:35 - 19:15
BHD
-
JFK
17h 40m2 stops
British Airways Logo
21:40 - 09:05
JFK
-
BHD
30h 25m2 stops
£513British Airways
Wed, 14 Jan - Sun, 18 Jan
American Airlines Logo
11:30 - 23:45
BHD
-
MCO
17h 15m2 stops
American Airlines Logo
18:02 - 14:15
MCO
-
BHD
15h 13m2 stops
£546American Airlines
Fri, 23 Jan - Mon, 26 Jan
Delta Logo
17:20 - 17:10
BHD
-
MCO
28h 50m1 stop
Delta Logo
19:35 - 16:50
MCO
-
BHD
16h 15m1 stop
£590Delta
Fri, 23 Jan - Mon, 26 Jan
Aer Lingus Logo
07:00 - 15:15
BHD
-
MCO
13h 15m1 stop
Aer Lingus Logo
17:45 - 13:50
MCO
-
BHD
15h 05m1 stop
£788Aer Lingus
Wed, 29 Apr - Thu, 30 Apr
Aer Lingus Logo
07:00 - 15:15
BHD
-
MCO
13h 15m1 stop
Aer Lingus Logo
17:45 - 13:50
MCO
-
BHD
15h 05m1 stop
£807Aer Lingus
Wed, 29 Apr - Thu, 30 Apr

British Airways flights from Northern Ireland to United States

Our best British Airways deals on Northern Ireland to United States flight tickets
British Airways
11 Jan
BHD12:10Belfast City
12h 55m
1 stop
JFK20:05New York John F Kennedy Intl
17 Jan
JFK21:40New York John F Kennedy Intl
31h 40m
2 stops
BHD10:20Belfast City
£501
Find similar
British Airways
14 Jan
BHD06:35Belfast City
17h 40m
2 stops
JFK19:15New York John F Kennedy Intl
18 Jan
JFK21:40New York John F Kennedy Intl
30h 25m
2 stops
BHD09:05Belfast City
£513
Find similar
British Airways
4 Feb
BHD06:35Belfast City
17h 40m
2 stops
JFK19:15New York John F Kennedy Intl
8 Feb
JFK18:16New York John F Kennedy Intl
38h 59m
2 stops
BHD14:15Belfast City
£521
Find similar

Aer Lingus flights from Northern Ireland to United States

Our best Aer Lingus deals on Northern Ireland to United States flight tickets
Aer Lingus
11 Jan
BHD07:00Belfast City
15h 20m
1 stop
JFK17:20New York John F Kennedy Intl
17 Jan
JFK19:05New York John F Kennedy Intl
20h 45m
1 stop
BHD20:50Belfast City
£731
Find similar
Aer Lingus
12 Jan
BHD18:00Belfast City
28h 20m
1 stop
JFK17:20New York John F Kennedy Intl
16 Jan
JFK19:05New York John F Kennedy Intl
12h 35m
1 stop
BHD12:40Belfast City
£736
Find similar
Aer Lingus
12 Jan
BHD14:25Belfast City
31h 55m
1 stop
JFK17:20New York John F Kennedy Intl
16 Jan
JFK19:05New York John F Kennedy Intl
12h 35m
1 stop
BHD12:40Belfast City
£779
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland to United States 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, momondo users made 279,928 searches. Data last updated 5 December 2025.
Use the filters below to find and compare flights from Northern Ireland to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Wed 21/1

20:50-18:40

1 stop26h 50m

Orlando

Fri 23/1

20:55-08:55

1 stop31h 00m

£298

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Mon 26/1

10:20-18:40

1 stop13h 20m

Orlando

Fri 30/1

20:55-08:55

1 stop31h 00m

£344

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Thu 22/1

06:30-23:27

2 stops21h 57m

Newark

Mon 26/1

00:15-10:05

2 stops28h 50m

£416

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Thu 22/1

06:30-10:28

2 stops32h 58m

New York John F Kennedy Intl

Tue 27/1

18:05-10:05

1 stop11h 00m

£423

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Sun 11/1

12:10-20:05

1 stop12h 55m

New York John F Kennedy Intl

Sat 17/1

21:40-10:20

2 stops31h 40m

£501

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Wed 14/1

06:35-19:15

2 stops17h 40m

New York John F Kennedy Intl

Sun 18/1

21:40-09:05

2 stops30h 25m

£513

BelfastOrlando

BHD - MCO

BHDMCO

Belfast City

Fri 23/1

11:30-23:45

2 stops17h 15m

Orlando

Mon 26/1

18:02-14:15

2 stops15h 13m

£546

BelfastOrlando

BHD - MCO

BHDMCO

Belfast City

Fri 23/1

17:20-17:10

1 stop28h 50m

Orlando

Mon 26/1

19:35-16:50

1 stop16h 15m

£590

BelfastOrlando

BHD - MCO

BHDMCO

Belfast City

Wed 29/4

07:00-15:15

1 stop13h 15m

Orlando

Thu 30/4

17:45-13:50

1 stop15h 05m

£788

BelfastOrlando

BHD - MCO

BHDMCO

Belfast City

Wed 29/4

07:00-15:15

1 stop13h 15m

Orlando

Thu 30/4

17:45-13:50

1 stop15h 05m

£807

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to the United States from

How to get the cheapest flight ticket from Northern Ireland to United States

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United States?

The month of May is, on average, the cheapest month to fly to United States from Northern Ireland, with most prices found around £406. If you are unable to visit United States during the month of May, then departing from Northern Ireland during the month February is also very affordable. Most momondo users find prices during this month for around £420.

What is the cheapest day to depart on your flight to United States?

According to our data, Wednesday is the cheapest day to fly to United States from Northern Ireland. The lowest ticket price found for a Wednesday departure recently was £425. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Northern Ireland to United States for around £529.

What is the cheapest time of day to depart on your flight to United States?

Our most recent data shows that the best time of day to fly to United States is at midday. Flights from Northern Ireland to United States during this time can be as low as £453. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £562 on average. Flights to United States from Northern Ireland in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Can stopping save me money on Northern Ireland to United States flights?

You could potentially save up to 36% on your flight if you consider stops on a Northern Ireland to United States flight.

Cheap Northern Ireland to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Northern Ireland to United States

Fastest flight time

11h 10m

Direct flights

None
The fastest flight from Northern Ireland to United States takes 11h 10m
There are no direct flights from Northern Ireland to United States. There are no popular flight routes from Northern Ireland to United States.
Search flight deals

  • When did momondo last update prices for flights from Northern Ireland to United States?

    Prices for flights from Northern Ireland to United States refresh daily.

  • How many operators does momondo search for flights from Northern Ireland to United States?

  • How old do you have to be to fly from Northern Ireland to United States?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to United States.

  • What documentation or ID do you need to fly to United States?

    The travel and health documents required for your trip to United States can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United States. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Northern Ireland to United States

Compare and see reviews for airlines that fly from Northern Ireland to United States with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £342Free CancellationRating
6.7
7,562 reviews
Search British Airways flights
American AirlinesPriceFrom £419Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights
KLMPriceFrom £508Free CancellationRating
7.7
1,430 reviews
Search KLM flights
Aer LingusPriceFrom £583Free CancellationRating
7.2
1,384 reviews
Search Aer Lingus flights

Why use momondo?

Why should I use momondo to find a flight deal from Northern Ireland to United States?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to United States from Northern Ireland.

Can I find flights from Northern Ireland to United States with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Northern Ireland to United States flights to just show those with flexible booking policies.

How can momondo help me find flights from Northern Ireland to United States?

Once you have performed a search for Northern Ireland to United States flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Northern Ireland to United States right now. Can momondo alert me if prices change?

If you are simply researching potential flights to United States, momondo offers a useful price alert feature which will track prices for flights to United States from Northern Ireland and alert you when they change.

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