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

British Airways is the most popular carrier 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 are 2 operators available for flights from Belfast to United States as of January 2026.

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.

£222 Cheap Flights from Belfast to the United States in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

06:30 - 18:40

BFS

MCO

17h 10m

1 stop

20:30 - 07:40

MCO

BFS

30h 10m

1 stop

£330Multiple Airlines

lun., 2 mar. - mar., 31 mar.

06:30 - 19:25

BFS

EWR

16h 55m

2 stops

20:35 - 16:10

EWR

BFS

15h 35m

2 stops

£352Multiple Airlines

mié., 18 mar. - sáb., 21 mar.

08:35 - 19:40

BFS

MCO

15h 05m

1 stop

21:55 - 07:55

MCO

BFS

30h 00m

1 stop

£355Multiple Airlines

lun., 9 mar. - lun., 16 mar.

21:20 - 16:55

BFS

JFK

23h 35m

1 stop

19:05 - 10:05

JFK

BFS

11h 00m

1 stop

£366Multiple Airlines

vie., 20 mar. - dom., 22 mar.

08:35 - 16:55

BFS

JFK

12h 20m

1 stop

19:05 - 10:05

JFK

BFS

11h 00m

1 stop

£385Multiple Airlines

mié., 11 mar. - mié., 18 mar.

10:20 - 18:40

BFS

MCO

13h 20m

1 stop

20:30 - 16:20

MCO

BFS

14h 50m

2 stops

£394Multiple Airlines

lun., 2 mar. - mar., 31 mar.

09:15 - 16:00

BHD

JFK

11h 45m

1 stop

20:10 - 10:15

JFK

BHD

10h 05m

1 stop

£418British Airways

mié., 4 mar. - mié., 11 mar.

12:25 - 19:35

BHD

EWR

12h 10m

1 stop

19:30 - 09:10

EWR

BHD

9h 40m

1 stop

£418British Airways

mié., 4 mar. - mié., 11 mar.

06:30 - 13:55

BHD

EWR

12h 25m

1 stop

21:25 - 15:20

EWR

BHD

12h 55m

1 stop

£437Finnair

jue., 23 abr. - mar., 12 may.

09:40 - 22:00

BHD

MCO

17h 20m

2 stops

13:10 - 12:00

MCO

BHD

17h 50m

2 stops

£596American Airlines

mar., 23 jun. - mié., 8 jul.

British Airways flights from Belfast to United States

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

British Airways

4 Mar

BHD09:15Belfast City

11h 45m

1 stop

JFK16:00New York John F Kennedy Intl

11 Mar

JFK20:10New York John F Kennedy Intl

10h 05m

1 stop

BHD10:15Belfast City

£418

British Airways

5 Feb

BHD15:05Belfast City

11h 00m

1 stop

JFK21:05New York John F Kennedy Intl

9 Feb

JFK14:30New York John F Kennedy Intl

15h 10m

2 stops

BHD10:40Belfast City

£420

British Airways

26 Apr

BHD06:30Belfast City

15h 25m

2 stops

JFK16:55New York John F Kennedy Intl

30 Apr

JFK07:50New York John F Kennedy Intl

19h 55m

1 stop

BHD08:45Belfast City

£423

American Airlines flights from Belfast to United States

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

American Airlines

9 Jun

BHD06:30Belfast City

11h 50m

1 stop

JFK13:20New York John F Kennedy Intl

23 Jun

JFK19:10New York John F Kennedy Intl

10h 35m

1 stop

BHD10:45Belfast City

£483

American Airlines

9 Jun

BHD06:30Belfast City

11h 50m

1 stop

JFK13:20New York John F Kennedy Intl

23 Jun

JFK19:35New York John F Kennedy Intl

10h 10m

1 stop

BHD10:45Belfast City

£486

American Airlines

9 Jun

BHD06:30Belfast City

12h 25m

1 stop

EWR13:55Newark

23 Jun

EWR21:25Newark

12h 55m

1 stop

BHD15:20Belfast City

£509

Fly from

Fly to

Route

Depart

Return

Price

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

lun. 2/3

06:30-18:40

1 stop17h 10m

Orlando

mar. 31/3

20:30-07:40

1 stop30h 10m

£330

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

mié. 18/3

06:30-19:25

2 stops16h 55m

Newark

sáb. 21/3

20:35-16:10

2 stops15h 35m

£352

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

lun. 9/3

08:35-19:40

1 stop15h 05m

Orlando

lun. 16/3

21:55-07:55

1 stop30h 00m

£355

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

vie. 20/3

21:20-16:55

1 stop23h 35m

New York John F Kennedy Intl

dom. 22/3

19:05-10:05

1 stop11h 00m

£366

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

mié. 11/3

08:35-16:55

1 stop12h 20m

New York John F Kennedy Intl

mié. 18/3

19:05-10:05

1 stop11h 00m

£385

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

lun. 2/3

10:20-18:40

1 stop13h 20m

Orlando

mar. 31/3

20:30-16:20

2 stops14h 50m

£394

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

mié. 4/3

09:15-16:00

1 stop11h 45m

New York John F Kennedy Intl

mié. 11/3

20:10-10:15

1 stop10h 05m

£418

BelfastNewark

BHD - EWR

BHDEWR

Belfast City

mié. 4/3

12:25-19:35

1 stop12h 10m

Newark

mié. 11/3

19:30-09:10

1 stop9h 40m

£418

BelfastNewark

BHD - EWR

BHDEWR

Belfast City

jue. 23/4

06:30-13:55

1 stop12h 25m

Newark

mar. 12/5

21:25-15:20

1 stop12h 55m

£437

BelfastOrlando

BHD - MCO

BHDMCO

Belfast City

mar. 23/6

09:40-22:00

2 stops17h 20m

Orlando

mié. 8/7

13:10-12:00

2 stops17h 50m

£596

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 £397. If you are unable to visit United States during the month of May, then departing from Belfast during the month January is also very affordable. Most momondo users find prices during this month for around £415.

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

Fastest flight time	10h 25m
Direct flights	None

The fastest flight from Belfast to United States takes 10h 25m

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 2 operators available for flights from Belfast to United States as of January 2026.
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 £339	Free Cancellation	Rating 6.7 7,698 reviews	Search British Airways flights
American Airlines	PriceFrom £464	Free Cancellation	Rating 7.2 11,188 reviews	Search American Airlines flights
KLM	PriceFrom £497	Free Cancellation	Rating 7.7 1,442 reviews	Search KLM flights
Aer Lingus	PriceFrom £570	Free Cancellation	Rating 7.2 1,442 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.