What is the cheapest airline that flies from Belfast to United States?

British Airways and Aer Lingus are the most popular carriers operating from Belfast to United States

Which airlines fly to United States?

British Airways, Aer Lingus and American Airlines are the top three most popular airlines that fly to United States from Belfast according to our data. British Airways is the first choice among our users, with 91% of people opting to fly with this airline when travelling to United States. Keep in mind that there are 4 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Belfast to United States?

Prices for flights from Belfast to United States refresh daily.

How many operators does momondo search for flights from Belfast to United States?

There is 1 operator available for flights from Belfast to United States as of November 2025.

How old do you have to be to fly from Belfast to United States?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast 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.

£254 Cheap Flights from Belfast to the United States in 2025/26

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Find the cheapest flights from Belfast to the United States

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

20:45 - 15:55BFS-JFK

24h 10m1 stop

18:05 - 10:05JFK-BFS

11h 00m1 stop

£351Multiple Airlines

Find Deal

Sun, 11 Jan - Fri, 16 Jan

07:25 - 15:55BHD-JFK

13h 30m1 stop

19:05 - 09:35JFK-BHD

10h 30m1 stop

£367Multiple Airlines

Find Deal

Wed, 4 Mar - Sun, 8 Mar

06:35 - 13:15BHD-JFK

11h 40m1 stop

19:50 - 10:40JFK-BHD

10h 50m1 stop

£529British Airways

Find Deal

Mon, 2 Mar - Mon, 9 Mar

06:35 - 19:05BHD-JFK

17h 30m2 stops

19:10 - 10:40JFK-BHD

10h 30m1 stop

£542American Airlines

Find Deal

Tue, 24 Feb - Mon, 2 Mar

06:35 - 19:05BHD-JFK

17h 30m2 stops

14:30 - 10:40JFK-BHD

15h 10m2 stops

£546American Airlines

Find Deal

Tue, 24 Feb - Mon, 2 Mar

06:35 - 13:50BHD-EWR

12h 15m1 stop

19:35 - 10:30EWR-BHD

10h 55m1 stop

£549British Airways

Find Deal

Mon, 2 Mar - Tue, 10 Mar

06:55 - 16:15BHD-EWR

14h 20m2 stops

17:45 - 13:30EWR-BHD

14h 45m2 stops

£785Aer Lingus

Find Deal

Sat, 7 Feb - Thu, 12 Feb

06:55 - 16:15BHD-EWR

14h 20m2 stops

17:45 - 13:30EWR-BHD

14h 45m2 stops

£795Aer Lingus

Find Deal

Sat, 7 Feb - Thu, 12 Feb

17:25 - 20:30BHD-LGA

32h 05m2 stops

17:00 - 16:55LGA-BHD

18h 55m2 stops

£851KLM

Find Deal

Fri, 10 Apr - Mon, 13 Apr

17:25 - 14:50BHD-EWR

26h 25m2 stops

15:25 - 16:55EWR-BHD

20h 30m2 stops

£1,055KLM

Find Deal

Fri, 10 Apr - Mon, 13 Apr

British Airways flights from Belfast to United States

Our best British Airways deals on Belfast to United States flight tickets

British Airways

2 Mar

BHD06:35Belfast City

11h 40m

1 stop

JFK13:15New York John F Kennedy Intl

9 Mar

JFK19:50New York John F Kennedy Intl

10h 50m

1 stop

BHD10:40Belfast City

£529

Find similar

British Airways

2 Mar

BHD06:35Belfast City

12h 15m

1 stop

EWR13:50Newark

10 Mar

EWR19:35Newark

10h 55m

1 stop

BHD10:30Belfast City

£549

Find similar

British Airways

19 Nov

BHD06:35Belfast City

12h 15m

1 stop

EWR13:50Newark

24 Nov

EWR18:30Newark

9h 35m

1 stop

BHD09:05Belfast City

£552

Find similar

American Airlines flights from Belfast to United States

Our best American Airlines deals on Belfast to United States flight tickets

American Airlines

24 Feb

BHD06:35Belfast City

17h 30m

2 stops

JFK19:05New York John F Kennedy Intl

2 Mar

JFK19:10New York John F Kennedy Intl

10h 30m

1 stop

BHD10:40Belfast City

£542

Find similar

American Airlines

24 Feb

BHD06:35Belfast City

17h 30m

2 stops

JFK19:05New York John F Kennedy Intl

2 Mar

JFK14:30New York John F Kennedy Intl

15h 10m

2 stops

BHD10:40Belfast City

£546

Find similar

American Airlines

2 Mar

BHD09:15Belfast City

14h 25m

1 stop

JFK18:40New York John F Kennedy Intl

9 Mar

JFK17:39New York John F Kennedy Intl

16h 36m

2 stops

BHD14:15Belfast City

£549

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Sun 11/1

20:45-15:55

1 stop24h 10m

New York John F Kennedy Intl

Fri 16/1

18:05-10:05

1 stop11h 00m

£351

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Wed 4/3

07:25-15:55

1 stop13h 30m

New York John F Kennedy Intl

Sun 8/3

19:05-09:35

1 stop10h 30m

£367

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Mon 2/3

06:35-13:15

1 stop11h 40m

New York John F Kennedy Intl

Mon 9/3

19:50-10:40

1 stop10h 50m

£529

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Tue 24/2

06:35-19:05

2 stops17h 30m

New York John F Kennedy Intl

Mon 2/3

19:10-10:40

1 stop10h 30m

£542

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Tue 24/2

06:35-19:05

2 stops17h 30m

New York John F Kennedy Intl

Mon 2/3

14:30-10:40

2 stops15h 10m

£546

BelfastNewark

BHD - EWR

BHDEWR

Belfast City

Mon 2/3

06:35-13:50

1 stop12h 15m

Newark

Tue 10/3

19:35-10:30

1 stop10h 55m

£549

BelfastNewark

BHD - EWR

BHDEWR

Belfast City

Sat 7/2

06:55-16:15

2 stops14h 20m

Newark

Thu 12/2

17:45-13:30

2 stops14h 45m

£785

BelfastNewark

BHD - EWR

BHDEWR

Belfast City

Sat 7/2

06:55-16:15

2 stops14h 20m

Newark

Thu 12/2

17:45-13:30

2 stops14h 45m

£795

BelfastNew York

BHD - LGA

BHDLGA

Belfast City

Fri 10/4

17:25-20:30

2 stops32h 05m

New York LaGuardia

Mon 13/4

17:00-16:55

2 stops18h 55m

£851

BelfastNewark

BHD - EWR

BHDEWR

Belfast City

Fri 10/4

17:25-14:50

2 stops26h 25m

Newark

Mon 13/4

15:25-16:55

2 stops20h 30m

£1,055

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Belfast 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

Prices

Airlines

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 Belfast, with most prices found around £417. If you are unable to visit United States during the month of May, then departing from Belfast during the month February is also very affordable. Most momondo users find prices during this month for around £434.

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 Belfast. The lowest ticket price found for a Wednesday departure recently was £435. 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 Belfast to United States for around £541.

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 Belfast to United States during this time can be as low as £464. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £576 on average. Flights to United States from Belfast in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Cheap Belfast to United States flight deals and tips

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

Direct flights	None

There are no direct flights from Belfast to United States. There are no popular flight routes from Belfast to United States.

Search flight deals

When did momondo last update prices for flights from Belfast to United States?
Prices for flights from Belfast to United States refresh daily.
How many operators does momondo search for flights from Belfast to United States?
There is 1 operator available for flights from Belfast to United States as of November 2025.
How old do you have to be to fly from Belfast to United States?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast 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 Belfast to United States

Compare and see reviews for airlines that fly from Belfast to United States with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £350	Free Cancellation	Rating 6.7 7,499 reviews	Search British Airways flights
American Airlines	PriceFrom £429	Free Cancellation	Rating 7.2 11,040 reviews	Search American Airlines flights
KLM	PriceFrom £520	Free Cancellation	Rating 7.7 1,405 reviews	Search KLM flights
Aer Lingus	PriceFrom £617	Free Cancellation	Rating 7.2 1,365 reviews	Search Aer Lingus flights

Why use momondo?

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

It is quick and easy to find Belfast to United States flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United States that suits you.

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

Yes. All flights to United States from Belfast on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Belfast to United States.

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

If you are not ready to book a flight from Belfast to United States now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to United States and let you know when they change.