How long is the flight from Belfast to USA?

Departing from Belfast to USA will take you 12h 15m. The distance between Belfast and USA is about 3167 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in USA ranges from 71.0 - 114.0 inches per month. July is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit USA when rainfall is around 71.0 mm.

If weather is an important factor for your trip to USA, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

What are the most popular routes from Belfast to USA?

When deciding which route to take from Belfast to USA consider Belfast Intl - New York John F Kennedy Intl, Belfast Intl - Newark or Belfast City - New York John F Kennedy Intl as they are the most popular.

What are the most popular airlines that fly from Belfast to USA?

The most popular airlines flying from Belfast to USA are British Airways, Aer Lingus and KLM. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from BFS to US?

When flying from Belfast to USA, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Belfast to USA that include hotel bookings?

Yes. In addition to deals on Belfast to USA flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Belfast to USA?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast to USA.

Can I find deals for business class flights from Belfast to USA?

Yes. Cheapflights offers flight deals from Belfast 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.

£233+ Flights from Belfast to the United States

Cheap flight deals from Belfast to USA

Enter your travel dates to find the best prices.

Cheapest flights from Belfast to USA
Explore the most affordable flight options available from Belfast to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 December 2025.

Sun 28/1222:45BFS - JFK

2 stops24h 25mMultiple Airlines

Thu 1/115:55JFK - BFS

2 stops23h 40mMultiple Airlines

Deal found 28/12£1,032

Sun 28/1216:00BFS - EWR

3 stops35h 10mMultiple Airlines

Wed 31/1200:20EWR - BFS

3 stops42h 25mMultiple Airlines

Deal found 28/12£1,046

Best flights from Belfast to USA
Discover carefully curated flight deals from Belfast to USA that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 December 2025.

Mon 2/214:15BFS - JFK

1 stop30h 40mMultiple Airlines

Fri 6/218:05JFK - BFS

1 stop10h 55mMultiple Airlines

Deal found 30/12£343

Tue 10/210:00BHD - JFK

1 stop12h 15mBritish Airways

Mon 16/219:10JFK - BHD

1 stop10h 30mBritish Airways

Deal found 29/12£409

Sun 26/411:00BHD - JFK

1 stop13h 25mFinnair

Thu 30/420:55JFK - BHD

1 stop13h 35mFinnair

Deal found 29/12£445

Thu 23/409:50BHD - LGA

2 stops16h 29mDelta

Tue 12/513:00LGA - BHD

2 stops15h 20mDelta

Deal found 29/12£566

Tue 10/220:55BFS - JFK

1 stop24h 00mMultiple Airlines

Mon 16/218:05JFK - BFS

1 stop21h 05mMultiple Airlines

Deal found 30/12£347

Tue 10/217:35BFS - EWR

2 stops33h 25mMultiple Airlines

Mon 16/217:40EWR - BFS

2 stops21h 30mMultiple Airlines

Deal found 30/12£378

Thu 5/220:00BHD - JFK

2 stops28h 15mBritish Airways

Mon 9/218:15JFK - BHD

1 stop11h 25mBritish Airways

Deal found 29/12£424

Thu 12/206:35BHD - JFK

2 stops17h 40mBritish Airways

Mon 16/219:10JFK - BHD

1 stop10h 30mBritish Airways

Deal found 29/12£424

Sat 14/211:35BHD - JFK

2 stops16h 24mBritish Airways

Sat 21/214:30JFK - BHD

2 stops13h 40mBritish Airways

Deal found 30/12£428

Thu 23/406:35BHD - JFK

1 stop11h 10mBritish Airways

Tue 12/519:20JFK - BHD

1 stop10h 15mBritish Airways

Deal found 29/12£431

Sat 14/217:20BHD - LGA

2 stops29h 02mDelta

Sat 21/216:05LGA - BHD

2 stops19h 45mDelta

Deal found 30/12£597

Mon 2/208:15BFS - EWR

2 stops15h 10mMultiple Airlines

Fri 6/219:35EWR - BFS

2 stops12h 30mMultiple Airlines

Deal found 30/12£516

Thu 5/209:05BHD - LGA

2 stops13h 41mBritish Airways

Mon 9/215:35LGA - BHD

2 stops14h 05mBritish Airways

Deal found 28/12£435

Sun 5/419:05BFS - JFK

1 stop25h 50mMultiple Airlines

Thu 9/418:20JFK - BFS

1 stop21h 15mMultiple Airlines

Deal found 29/12£558

Thu 23/409:35BHD - LGA

2 stops16h 14mBritish Airways

Tue 12/517:59LGA - BHD

2 stops17h 26mBritish Airways

Deal found 30/12£463

Sun 8/222:05BFS - MIA

2 stops21h 35mMultiple Airlines

Mon 16/216:35MIA - BFS

3 stops23h 35mMultiple Airlines

Deal found 29/12£724

Sat 14/209:25BHD - LGA

3 stops27h 42mMultiple Airlines

Sat 21/207:40LGA - BHD

3 stops25h 10mMultiple Airlines

Deal found 30/12£743

Thu 19/210:40BHD - HOU

2 stops19h 18mBritish Airways

Mon 23/212:18HOU - BHD

2 stops16h 22mBritish Airways

Deal found 30/12£685

Thu 12/207:05BFS - JFK

2 stops17h 24mMultiple Airlines

Thu 19/219:05JFK - BFS

1 stop9h 40mMultiple Airlines

Deal found 28/12£749

Thu 26/211:05BHD - HOU

2 stops18h 53mBritish Airways

Mon 2/316:21HOU - BHD

2 stops15h 54mBritish Airways

Deal found 30/12£685

Thu 19/209:05BHD - DFW

1 stop16h 05mMultiple Airlines

Wed 25/215:45DFW - BHD

1 stop12h 30mMultiple Airlines

Deal found 28/12£805

Thu 5/210:40BHD - DFW

1 stop16h 20mBritish Airways

Mon 9/221:15DFW - BHD

1 stop15h 20mBritish Airways

Deal found 29/12£804

Sun 26/406:50BHD - LGA

2 stops17h 41mMultiple Airlines

Thu 30/414:30LGA - BHD

2 stops17h 10mMultiple Airlines

Deal found 29/12£833

Fri 6/219:35BHD - DFW

1 stop29h 35mBritish Airways

Mon 9/220:35DFW - BHD

1 stop13h 30mBritish Airways

Deal found 29/12£804

Thu 12/209:55BFS - DEN

3 stops33h 42mMultiple Airlines

Thu 19/213:25DEN - BFS

2 stops17h 15mMultiple Airlines

Deal found 29/12£868

Thu 19/209:05BHD - DFW

1 stop16h 05mBritish Airways

Wed 25/212:41DFW - BHD

2 stops15h 34mBritish Airways

Deal found 28/12£805

Last-minute flights from Belfast to USA
Discover last-minute flight deals from Belfast to USA. Data last updated 31 December 2025 and is based on user searches.

Sat 3/106:00BFS - MIA

3 stops40h 10mMultiple Airlines

Sat 10/112:56MIA - BFS

3 stops23h 44mMultiple Airlines

Deal found 30/12£1,408

Mon 12/117:25BHD - JFK

1 stop30h 55mDelta

Fri 16/114:30JFK - BHD

2 stops21h 20mDelta

Deal found 30/12£1,010

Mon 12/106:35BHD - JFK

2 stops41h 30mMultiple Airlines

Fri 16/118:16JFK - BHD

3 stops44h 24mMultiple Airlines

Deal found 30/12£10,658

One-way flights from Belfast to USA
Search for one-way flight options from Belfast to USA. Find affordable one-way fares based on user searches. Data last updated 31 December 2025.

Sat 16/514:20BHD - JFK

1 stop30h 35mMultiple Airlines

Deal found 29/12£233

Sat 16/506:20BFS - JFK

1 stop14h 35mMultiple Airlines

Deal found 29/12£239

Sun 12/407:10BFS - JFK

3 stops41h 00mMultiple Airlines

Deal found 30/12£291

Sun 12/420:10BHD - JFK

3 stops28h 00mMultiple Airlines

Deal found 30/12£306

Fri 10/409:05BHD - JFK

3 stops28h 45mMultiple Airlines

Deal found 30/12£325

Sat 16/507:40BFS - EWR

3 stops42h 20mMultiple Airlines

Deal found 29/12£328

Fri 10/419:55BFS - JFK

1 stop25h 00mMultiple Airlines

Deal found 30/12£329

Sat 11/421:40BFS - JFK

2 stops43h 45mMultiple Airlines

Deal found 30/12£331

Mon 1/618:50BFS - MIA

2 stops33h 28mMultiple Airlines

Deal found 29/12£339

Sun 12/422:10BFS - LGA

3 stops42h 50mMultiple Airlines

Deal found 30/12£354

Sun 7/618:00BFS - MIA

2 stops49h 30mMultiple Airlines

Deal found 29/12£356

Fri 10/417:20BFS - LGA

2 stops28h 35mMultiple Airlines

Deal found 30/12£359

Find flight deals from Belfast to USA

Round-trip from	£343
One-way from	£233
Popular in	December
Cheapest in	May
Average price	£554

2/2-6/2
2 total stops
41h 35m total
Belfast to USA

Search Deals

16/5
1 total stop
30h 35m total
Belfast to USA

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (£10 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 December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Mon 2/2

14:15-15:55

1 stop30h 40m

New York John F Kennedy Intl

Fri 6/2

18:05-10:00

1 stop10h 55m

£343

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Tue 10/2

20:55-15:55

1 stop24h 00m

New York John F Kennedy Intl

Mon 16/2

18:05-20:10

1 stop21h 05m

£347

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Tue 10/2

17:35-22:00

2 stops33h 25m

Newark

Mon 16/2

17:40-20:10

2 stops21h 30m

£378

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Tue 10/2

10:00-17:15

1 stop12h 15m

New York John F Kennedy Intl

Mon 16/2

19:10-10:40

1 stop10h 30m

£409

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Thu 5/2

20:00-19:15

2 stops28h 15m

New York John F Kennedy Intl

Mon 9/2

18:15-10:40

1 stop11h 25m

£424

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Thu 12/2

06:35-19:15

2 stops17h 40m

New York John F Kennedy Intl

Mon 16/2

19:10-10:40

1 stop10h 30m

£424

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Sat 14/2

11:35-22:59

2 stops16h 24m

New York John F Kennedy Intl

Sat 21/2

14:30-09:10

2 stops13h 40m

£428

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Thu 23/4

06:35-12:45

1 stop11h 10m

New York John F Kennedy Intl

Tue 12/5

19:20-10:35

1 stop10h 15m

£431

BelfastNew York

BHD - LGA

BHDLGA

Belfast City

Thu 5/2

09:05-17:46

2 stops13h 41m

New York LaGuardia

Mon 9/2

15:35-10:40

2 stops14h 05m

£435

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Sun 26/4

11:00-19:25

1 stop13h 25m

New York John F Kennedy Intl

Thu 30/4

20:55-15:30

1 stop13h 35m

£445

Flights are sorted by cheapest return flights first.

Deals found on 29/12

Showing 1-10 of 51 results

...

Best time to book a flight from Belfast to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Belfast 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 Belfast to the United States

What is the cheapest month to book a flight from Belfast to USA?

Currently, March is the cheapest month in which you can book a flight from Belfast to USA (average of £340). Flying from Belfast to USA in August is currently the most expensive (average of £424). 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.

Reviews of airlines servicing USA

Check out reviews from past customers who have flown with KLM, American Airlines, andAer Lingus from Belfast to the United States to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.7

Good

1,435 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

KLM

7.7

Good

1,435 reviews

KLM

7.7

Good

1,435 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

American Airlines

7.2

Good

11,069 reviews

KLM

7.7

Good

1,435 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Aer Lingus

7.2

Good

1,416 reviews

KLM

7.7

Good

1,435 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

British Airways

6.7

Okay

7,630 reviews

KLM

7.7

Good

1,435 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

How long is the flight from Belfast to USA?
Departing from Belfast to USA will take you 12h 15m. The distance between Belfast and USA is about 3167 mi. This flight may include one or multiple stops.
What are the most popular routes from Belfast to USA?
When deciding which route to take from Belfast to USA consider Belfast Intl - New York John F Kennedy Intl, Belfast Intl - Newark or Belfast City - New York John F Kennedy Intl as they are the most popular.
Can I find deals for flights from Belfast to USA that include hotel bookings?
Yes. In addition to deals on Belfast to USA flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast to USA?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast to USA.
Can I find deals for business class flights from Belfast to USA?
Yes. Cheapflights offers flight deals from Belfast 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 Belfast to USA?
Currently, March is the cheapest month in which you can book a flight from Belfast to USA (average of £340). Flying from Belfast to USA in August is currently the most expensive (average of £424). 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

Top 4 airlines flying from Belfast to USA

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£339	Average£565	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
American Airlines	Cheapest£414	Average£585	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
KLM	Cheapest£503	Average£609	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Aer Lingus	Cheapest£596	Average£968	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

Fly with Cheapflights

How does Cheapflights help users find flights from Belfast to USA?

Cheapflights helps you search for flights from Belfast to USA via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Belfast to USA?

Millions of users choose and trust Cheapflights to book the best flight deals from Belfast to USA for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Belfast to USA with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Belfast to USA, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Belfast to USA become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to USA from Belfast today and book when prices fit your budget.

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Cheap flights from Belfast to the United States from £233

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 16/5. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Belfast to USA

Cheapest flights from Belfast to USAExplore the most affordable flight options available from Belfast to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 December 2025.

Explore the most affordable flight options available from Belfast to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 December 2025.

Find flight deals from Belfast to USA

Keep the following information in mind while searching for Belfast to USA flight deals. Data was last updated 31 December 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Belfast to the United States that are best for you.

Best time to book a flight from Belfast to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Belfast with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Belfast to the United States

What is the cheapest month to book a flight from Belfast to USA?

Reviews of airlines servicing USA

Get insights into the airlines that provide service to USA. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to USA. Reviews last updated 31 December 2025.

Check out reviews from past customers who have flown with KLM, American Airlines, andAer Lingus from Belfast to the United States to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Belfast 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 Belfast to USA?

What are the most popular routes from Belfast to USA?

Can I find deals for flights from Belfast to USA that include hotel bookings?

How can I find direct flights from Belfast to USA?

Can I find deals for business class flights from Belfast to USA?

What is the cheapest month to book a flight from Belfast to USA?

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 Belfast to USA

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Belfast to USA

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 Belfast to USA?

Why should you use Cheapflights to find cheap flight tickets from Belfast to USA?

Can Cheapflights find flights from Belfast to USA with no change fees?

Can Cheapflights notify me if prices for flights from Belfast to USA become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Belfast to USA
Explore the most affordable flight options available from Belfast to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 December 2025.