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 Intl Airport to USA?

The most popular flight routes from Belfast Intl Airport to USA are Belfast Intl - New York John F Kennedy Intl, Belfast Intl - Newark and Belfast Intl - Orlando.

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

Consider British Airways, Aer Lingus or American Airlines when booking your flight. These represent the most popular airlines when flying from Belfast Intl Airport to USA.

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

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

How can I find direct flights from Belfast Intl to USA?

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

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

Yes. Cheapflights offers flight deals from Belfast Intl 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.

£237+ Cheap Flights from Belfast Intl Airport to the United States

Find flight deals from Belfast Intl to USA

Enter your travel dates to find the best prices.

Cheapest flights from Belfast Intl to USA
Explore the most affordable flight options available from Belfast Intl to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2025.

Thu 4/1220:05BFS - MCO

1 stop27h 35mMultiple Airlines

Thu 11/1220:55MCO - BFS

1 stop29h 45mMultiple Airlines

Deal found 20/10£339

Mon 8/1220:55BFS - JFK

1 stop24h 00mMultiple Airlines

Mon 15/1218:05JFK - BFS

1 stop11h 00mMultiple Airlines

Deal found 21/10£417

Mon 8/1220:55BFS - JFK

1 stop24h 00mMultiple Airlines

Sun 14/1218:05JFK - BFS

1 stop11h 00mMultiple Airlines

Deal found 20/10£420

Wed 3/1206:30BFS - JFK

1 stop14h 25mMultiple Airlines

Tue 9/1218:05JFK - BFS

1 stop11h 00mMultiple Airlines

Deal found 19/10£433

Sat 6/1206:00BFS - JFK

2 stops18h 25mMultiple Airlines

Wed 10/1217:00JFK - BFS

2 stops18h 10mMultiple Airlines

Deal found 19/10£439

Mon 8/1206:30BFS - EWR

2 stops38h 00mMultiple Airlines

Sat 13/1201:35EWR - BFS

2 stops25h 25mMultiple Airlines

Deal found 20/10£441

Fri 5/1206:30BFS - MCO

1 stop17h 10mMultiple Airlines

Fri 12/1220:55MCO - BFS

2 stops21h 55mMultiple Airlines

Deal found 20/10£443

Wed 3/1221:05BFS - MCO

2 stops26h 35mMultiple Airlines

Wed 10/1210:25MCO - BFS

3 stops24h 50mMultiple Airlines

Deal found 19/10£471

Sat 6/1223:10BFS - EWR

3 stops28h 00mMultiple Airlines

Wed 10/1217:45EWR - BFS

2 stops17h 30mMultiple Airlines

Deal found 19/10£475

Thu 4/1206:30BFS - EWR

2 stops23h 59mMultiple Airlines

Thu 11/1217:45EWR - BFS

2 stops12h 35mMultiple Airlines

Deal found 19/10£476

Wed 3/1206:30BFS - EWR

2 stops16h 55mMultiple Airlines

Tue 9/1219:35EWR - BFS

2 stops21h 15mMultiple Airlines

Deal found 19/10£481

Thu 4/1206:00BFS - JFK

3 stops43h 05mMultiple Airlines

Wed 10/1200:30JFK - BFS

2 stops26h 50mMultiple Airlines

Deal found 20/10£500

Best flights from Belfast Intl to USA
Discover carefully curated flight deals from Belfast Intl to USA that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 October 2025.

Thu 4/1220:05BFS - MCO

1 stop27h 35mMultiple Airlines

Thu 11/1220:55MCO - BFS

1 stop29h 45mMultiple Airlines

Deal found 20/10£339

Fri 5/1221:20BFS - MCO

1 stop26h 20mMultiple Airlines

Fri 12/1220:55MCO - BFS

1 stop31h 00mMultiple Airlines

Deal found 20/10£339

Fri 16/108:05BFS - JFK

2 stops16h 24mMultiple Airlines

Sun 18/117:00JFK - BFS

2 stops20h 55mMultiple Airlines

Deal found 20/10£402

Mon 8/1220:55BFS - JFK

1 stop24h 00mMultiple Airlines

Mon 15/1218:05JFK - BFS

1 stop11h 00mMultiple Airlines

Deal found 21/10£417

Mon 8/1220:55BFS - JFK

1 stop24h 00mMultiple Airlines

Sun 14/1218:05JFK - BFS

1 stop11h 00mMultiple Airlines

Deal found 20/10£420

Wed 3/1206:30BFS - JFK

1 stop14h 25mMultiple Airlines

Tue 9/1218:05JFK - BFS

1 stop11h 00mMultiple Airlines

Deal found 19/10£433

Sat 6/1206:00BFS - JFK

2 stops18h 25mMultiple Airlines

Wed 10/1217:00JFK - BFS

2 stops18h 10mMultiple Airlines

Deal found 19/10£439

Mon 8/1206:30BFS - EWR

2 stops38h 00mMultiple Airlines

Sat 13/1201:35EWR - BFS

2 stops25h 25mMultiple Airlines

Deal found 20/10£441

Wed 3/1221:05BFS - MCO

2 stops26h 35mMultiple Airlines

Wed 10/1210:25MCO - BFS

3 stops24h 50mMultiple Airlines

Deal found 19/10£471

Sat 6/1223:10BFS - EWR

3 stops28h 00mMultiple Airlines

Wed 10/1217:45EWR - BFS

2 stops17h 30mMultiple Airlines

Deal found 19/10£475

Thu 4/1206:30BFS - EWR

2 stops23h 59mMultiple Airlines

Thu 11/1217:45EWR - BFS

2 stops12h 35mMultiple Airlines

Deal found 19/10£476

Fri 16/108:05BFS - EWR

2 stops19h 05mMultiple Airlines

Sun 18/123:55EWR - BFS

2 stops14h 00mMultiple Airlines

Deal found 20/10£477

Wed 3/1206:30BFS - EWR

2 stops16h 55mMultiple Airlines

Tue 9/1219:35EWR - BFS

2 stops21h 15mMultiple Airlines

Deal found 19/10£481

Fri 26/1218:00BFS - MCO

1 stop29h 40mMultiple Airlines

Sat 24/120:55MCO - BFS

1 stop29h 30mMultiple Airlines

Deal found 20/10£528

Sun 28/1206:00BFS - MCO

2 stops41h 40mMultiple Airlines

Sat 24/120:55MCO - BFS

1 stop29h 30mMultiple Airlines

Deal found 20/10£531

Mon 29/1207:50BFS - MCO

2 stops38h 10mMultiple Airlines

Sat 24/120:55MCO - BFS

1 stop29h 30mMultiple Airlines

Deal found 20/10£553

Mon 24/1106:00BFS - SEA

1 stop18h 50mMultiple Airlines

Mon 8/1219:20SEA - BFS

1 stop18h 10mMultiple Airlines

Deal found 19/10£600

Sat 13/1222:25BFS - EWR

2 stops22h 50mMultiple Airlines

Sat 20/1217:45EWR - BFS

2 stops23h 55mMultiple Airlines

Deal found 20/10£827

Fri 12/1210:00BFS - SEA

3 stops44h 16mMultiple Airlines

Fri 9/114:00SEA - BFS

2 stops20h 55mMultiple Airlines

Deal found 19/10£840

Sat 13/1209:40BFS - LGA

2 stops14h 22mMultiple Airlines

Sat 20/1213:05LGA - BFS

2 stops16h 50mMultiple Airlines

Deal found 20/10£920

One-way flights from Belfast Intl to USA
Search for one-way flight options from Belfast Intl to USA. Find affordable one-way fares based on user searches. Data last updated 21 October 2025.

Fri 6/209:10BFS - MCO

1 stop14h 30mMultiple Airlines

Deal found 19/10£237

Sat 3/122:25BFS - JFK

2 stops47h 25mMultiple Airlines

Deal found 19/10£429

Sat 3/122:25BFS - EWR

2 stops46h 50mMultiple Airlines

Deal found 19/10£429

Sat 3/122:25BFS - LGA

3 stops41h 40mMultiple Airlines

Deal found 19/10£569

Cheap flight deals from Belfast Intl to USA

Round-trip from	£339
One-way from	£237
Popular in	December
Cheapest in	May
Average price	£521

4/12-11/12
2 total stops
57h 20m total
Belfast to USA

Search Deals

6/2
1 total stop
14h 30m total
Belfast to USA

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (£9 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Thu 4/12

20:05-18:40

1 stop27h 35m

Orlando

Thu 11/12

20:55-07:40

1 stop29h 45m

£339

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Fri 5/12

21:20-18:40

1 stop26h 20m

Orlando

Fri 12/12

20:55-08:55

1 stop31h 00m

£339

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Fri 16/1

08:05-19:29

2 stops16h 24m

New York John F Kennedy Intl

Sun 18/1

17:00-18:55

2 stops20h 55m

£402

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Mon 8/12

20:55-15:55

1 stop24h 00m

New York John F Kennedy Intl

Mon 15/12

18:05-10:05

1 stop11h 00m

£417

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Mon 8/12

20:55-15:55

1 stop24h 00m

New York John F Kennedy Intl

Sun 14/12

18:05-10:05

1 stop11h 00m

£420

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Wed 3/12

06:30-15:55

1 stop14h 25m

New York John F Kennedy Intl

Tue 9/12

18:05-10:05

1 stop11h 00m

£433

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Sat 6/12

06:00-19:25

2 stops18h 25m

New York John F Kennedy Intl

Wed 10/12

17:00-16:10

2 stops18h 10m

£439

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Mon 8/12

06:30-15:30

2 stops38h 00m

Newark

Sat 13/12

01:35-08:00

2 stops25h 25m

£441

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Wed 3/12

21:05-18:40

2 stops26h 35m

Orlando

Wed 10/12

10:25-16:15

3 stops24h 50m

£471

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Sat 6/12

23:10-22:10

3 stops28h 00m

Newark

Wed 10/12

17:45-16:15

2 stops17h 30m

£475

Flights are sorted by cheapest return flights first.

Deals found on 19/10

Showing 1-10 of 24 results

Best time to book a flight from Belfast Intl to USA

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

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

Currently, June is the cheapest month in which you can book a flight from Belfast Intl Airport to USA (average of £359). Flying from Belfast Intl Airport to USA in December is currently the most expensive (average of £437). 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.

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

It’s optimal to fly from Belfast Intl Airport to USA at midday. By choosing this option you can save up to 7% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing USA

Read through reviews of airlines operating flights from Belfast Intl Airport to the United States, such as KLM, Finnair, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.7

Good

1,404 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

KLM

7.7

Good

1,404 reviews

KLM

7.7

Good

1,404 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Finnair

7.6

Good

1,333 reviews

KLM

7.7

Good

1,404 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

American Airlines

7.2

Good

11,024 reviews

KLM

7.7

Good

1,404 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Aer Lingus

7.2

Good

1,348 reviews

KLM

7.7

Good

1,404 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

British Airways

6.7

Okay

7,461 reviews

KLM

7.7

Good

1,404 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

What are the most popular routes from Belfast Intl Airport to USA?
The most popular flight routes from Belfast Intl Airport to USA are Belfast Intl - New York John F Kennedy Intl, Belfast Intl - Newark and Belfast Intl - Orlando.
Can I find deals for flights from Belfast Intl to USA that include hotel bookings?
Yes. In addition to deals on Belfast Intl to USA flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast Intl to USA?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast Intl to USA.
Can I find deals for business class flights from Belfast Intl to USA?
Yes. Cheapflights offers flight deals from Belfast Intl 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 Intl Airport to USA?
Currently, June is the cheapest month in which you can book a flight from Belfast Intl Airport to USA (average of £359). Flying from Belfast Intl Airport to USA in December is currently the most expensive (average of £437). 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 3 airlines flying from Belfast Intl to USA

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£368	Average£578	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
American Airlines	Cheapest£416	Average£589	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Aer Lingus	Cheapest£599	Average£1,042	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

Fly with Cheapflights

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

When you search for this flight from Belfast Intl to USA, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Belfast Intl to USA.

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

Certainly. Search results for flights to USA from Belfast Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Belfast Intl 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 Intl today and book when prices fit your budget.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Belfast Intl Airport to the United States from £237

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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find flight deals from Belfast Intl to USA

Cheapest flights from Belfast Intl to USAExplore the most affordable flight options available from Belfast Intl to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2025.

Explore the most affordable flight options available from Belfast Intl to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2025.

Cheap flight deals from Belfast Intl to USA

Keep the following information in mind while searching for Belfast Intl to USA flight deals. Data was last updated 21 October 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 Intl Airport to the United States that are best for you.

Best time to book a flight from Belfast Intl to USA

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

Cheapflights Insights

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

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

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

Find hourly flight availability from Belfast Intl to USA. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 October 2025.

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 21 October 2025.

Read through reviews of airlines operating flights from Belfast Intl Airport to the United States, such as KLM, Finnair, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Belfast Intl to USA. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the most popular routes from Belfast Intl Airport to USA?

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

How can I find direct flights from Belfast Intl to USA?

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

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

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

Top 3 airlines flying from Belfast Intl 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 Intl to USA?

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

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

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

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Book with Flexibility

Travel Smart

Cheapest flights from Belfast Intl to USA
Explore the most affordable flight options available from Belfast Intl to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2025.