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

Aer Lingus and Delta 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 93% 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 are 3 operators available for flights from Belfast to United States as of September 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.

£225 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

Cheap return flights

06:30 - 18:40BFS-MCO

17h 10m1 stop

20:55 - 08:00MCO-BFS

30h 05m1 stop

£345Multiple Airlines

Find Deal

to., 27 nov. - lø., 6 des.

06:10 - 18:25BFS-MCO

17h 15m1 stop

20:30 - 07:50MCO-BFS

30h 20m1 stop

£346Multiple Airlines

Find Deal

on., 8 okt. - on., 15 okt.

14:40 - 21:05BHD-JFK

11h 25m1 stop

21:50 - 14:15JFK-BHD

11h 25m1 stop

£397British Airways

Find Deal

ma., 12 jan. - fr., 16 jan.

06:35 - 13:35BHD-JFK

12h 00m1 stop

21:50 - 14:15JFK-BHD

11h 25m1 stop

£398British Airways

Find Deal

ma., 12 jan. - fr., 16 jan.

12:40 - 19:55BHD-JFK

12h 15m1 stop

20:05 - 11:55JFK-BHD

10h 50m1 stop

£408American Airlines

Find Deal

to., 2 okt. - on., 15 okt.

15:10 - 22:05BHD-JFK

11h 55m1 stop

21:50 - 16:40JFK-BHD

13h 50m1 stop

£460American Airlines

Find Deal

sø., 16 nov. - to., 20 nov.

07:00 - 17:20BHD-JFK

15h 20m1 stop

17:00 - 13:50JFK-BHD

15h 50m2 stops

£499Aer Lingus

Find Deal

sø., 16 nov. - to., 20 nov.

17:20 - 16:44BHD-MIA

28h 24m2 stops

19:35 - 16:50MIA-BHD

16h 15m2 stops

£560KLM

Find Deal

fr., 16 jan. - sø., 25 jan.

06:30 - 22:50BHD-MCO

21h 20m2 stops

11:29 - 21:15MCO-BHD

28h 46m2 stops

£568KLM

Find Deal

lø., 27 sep. - lø., 11 okt.

07:00 - 19:25BHD-JFK

17h 25m2 stops

17:00 - 13:50JFK-BHD

15h 50m2 stops

£694Aer Lingus

Find Deal

sø., 16 nov. - to., 20 nov.

American Airlines flights from Belfast to United States

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

American Airlines

2 Oct

BHD12:40Belfast City

12h 15m

1 stop

JFK19:55New York John F Kennedy Intl

15 Oct

JFK20:05New York John F Kennedy Intl

10h 50m

1 stop

BHD11:55Belfast City

£408

Find similar

American Airlines

16 Nov

BHD15:10Belfast City

11h 55m

1 stop

JFK22:05New York John F Kennedy Intl

20 Nov

JFK21:50New York John F Kennedy Intl

13h 50m

1 stop

BHD16:40Belfast City

£460

Find similar

American Airlines

6 Mar

BHD08:45Belfast City

13h 30m

1 stop

MIA17:15Miami

10 Mar

MIA23:00Miami

15h 40m

1 stop

BHD18:40Belfast City

£489

Find similar

Finnair flights from Belfast to United States

Our best Finnair deals on Belfast to United States flight tickets

Finnair

29 Oct

BHD11:25Belfast City

13h 35m

1 stop

JFK21:00New York John F Kennedy Intl

5 Nov

JFK21:50New York John F Kennedy Intl

11h 25m

1 stop

BHD14:15Belfast City

£407

Find similar

Finnair

7 Feb

BHD11:35Belfast City

12h 05m

1 stop

JFK18:40New York John F Kennedy Intl

12 Feb

JFK06:30New York John F Kennedy Intl

26h 30m

2 stops

BHD14:00Belfast City

£414

Find similar

Finnair

7 Feb

BHD11:35Belfast City

36h 40m

2 stops

JFK19:15New York John F Kennedy Intl

12 Feb

JFK11:53New York John F Kennedy Intl

21h 07m

2 stops

BHD14:00Belfast City

£418

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

to. 27/11

06:30-18:40

1 stop17h 10m

Orlando

lø. 6/12

20:55-08:00

1 stop30h 05m

£345

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

on. 8/10

06:10-18:25

1 stop17h 15m

Orlando

on. 15/10

20:30-07:50

1 stop30h 20m

£346

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

ma. 12/1

14:40-21:05

1 stop11h 25m

New York John F Kennedy Intl

fr. 16/1

21:50-14:15

1 stop11h 25m

£397

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

ma. 12/1

06:35-13:35

1 stop12h 00m

New York John F Kennedy Intl

fr. 16/1

21:50-14:15

1 stop11h 25m

£398

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

to. 2/10

12:40-19:55

1 stop12h 15m

New York John F Kennedy Intl

on. 15/10

20:05-11:55

1 stop10h 50m

£408

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

sø. 16/11

15:10-22:05

1 stop11h 55m

New York John F Kennedy Intl

to. 20/11

21:50-16:40

1 stop13h 50m

£460

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

sø. 16/11

07:00-17:20

1 stop15h 20m

New York John F Kennedy Intl

to. 20/11

17:00-13:50

2 stops15h 50m

£499

BelfastMiami

BHD - MIA

BHDMIA

Belfast City

fr. 16/1

17:20-16:44

2 stops28h 24m

Miami

sø. 25/1

19:35-16:50

2 stops16h 15m

£560

BelfastOrlando

BHD - MCO

BHDMCO

Belfast City

lø. 27/9

06:30-22:50

2 stops21h 20m

Orlando

lø. 11/10

11:29-21:15

2 stops28h 46m

£568

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

sø. 16/11

07:00-19:25

2 stops17h 25m

New York John F Kennedy Intl

to. 20/11

17:00-13:50

2 stops15h 50m

£694

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 £399. If you are unable to visit United States during the month of May, then departing from Belfast during the month September is also very affordable. Most momondo users find prices during this month for around £407.

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 £416. 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 £517.

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 £444. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £550 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 are 3 operators available for flights from Belfast to United States as of September 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 £340	Free Cancellation	Rating 6.7 7,363 reviews	Search British Airways flights
American Airlines	PriceFrom £410	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
KLM	PriceFrom £497	Free Cancellation	Rating 7.8 1,386 reviews	Search KLM flights
Aer Lingus	PriceFrom £570	Free Cancellation	Rating 7.2 1,274 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.