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 - New York LaGuardia.

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

When flying from Belfast Intl Airport 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 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.

£256+ Cheap Flights from Belfast Intl Airport to the United States

Cheap flight deals from Belfast Intl to USA

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 11 September 2026.

Thu 24/921:10 -

1 stop26h 15m

Sat 3/1020:30 -

1 stop30h 15m

Deal found 9/9£409

Thu 8/1006:10 -

2 stops20h 55m

Mon 12/1020:30 -

2 stops18h 55m

Deal found 8/9£410

Thu 8/1021:10 -

1 stop23h 45m

Thu 15/1018:20 -

1 stop20h 00m

Deal found 8/9£464

Sun 4/1022:10 -

2 stops23h 55m

Sun 11/1016:40 -

2 stops23h 50m

Deal found 6/9£467

Thu 17/912:45 -

2 stops33h 20m

Tue 29/901:00 -

2 stops25h 40m

Deal found 10/9£474

Thu 1/1006:10 -

1 stop17h 15m

Wed 14/1020:30 -

1 stop19h 00m

Deal found 7/9£484

Mon 5/1022:20 -

2 stops25h 55m

Tue 13/1016:40 -

2 stops17h 35m

Deal found 11/9£488

Tue 6/1007:35 -

2 stops16h 40m

Fri 9/1016:30 -

2 stops23h 45m

Deal found 6/9£505

Wed 7/1006:10 -

1 stop17h 15m

Wed 14/1020:30 -

1 stop30h 25m

Deal found 6/9£507

Thu 29/1020:05 -

1 stop24h 50m

Sat 31/1023:00 -

1 stop29h 00m

Deal found 9/9£512

Thu 17/922:45 -

2 stops22h 20m

Wed 30/917:35 -

2 stops16h 45m

Deal found 9/9£519

Thu 22/1021:10 -

2 stops27h 45m

Thu 29/1022:50 -

2 stops19h 05m

Deal found 7/9£531

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 11 September 2026.

Thu 24/921:10 -

1 stop26h 15m

Sat 3/1020:30 -

1 stop30h 15m

Deal found 9/9£409

Thu 8/1006:10 -

2 stops20h 55m

Mon 12/1020:30 -

2 stops18h 55m

Deal found 8/9£410

Sun 4/1022:10 -

2 stops23h 55m

Sun 11/1016:40 -

2 stops23h 50m

Deal found 6/9£467

Thu 1/1006:10 -

1 stop17h 15m

Wed 14/1020:30 -

1 stop19h 00m

Deal found 7/9£484

Mon 5/1022:20 -

2 stops25h 55m

Tue 13/1016:40 -

2 stops17h 35m

Deal found 11/9£488

Tue 6/1007:35 -

2 stops16h 40m

Fri 9/1016:30 -

2 stops23h 45m

Deal found 6/9£505

Thu 29/1020:05 -

1 stop24h 50m

Sat 31/1023:00 -

1 stop29h 00m

Deal found 9/9£512

Wed 10/306:25 -

1 stop13h 00m

Wed 24/318:45 -

1 stop15h 05m

Deal found 10/9£525

Thu 8/1021:40 -

2 stops23h 15m

Thu 15/1018:20 -

1 stop20h 00m

Deal found 8/9£528

Thu 22/1021:10 -

2 stops27h 45m

Thu 29/1022:50 -

2 stops19h 05m

Deal found 7/9£531

Mon 1/217:55 -

1 stop27h 00m

Sat 6/218:05 -

1 stop18h 45m

Deal found 6/9£542

Thu 8/1021:35 -

2 stops23h 30m

Thu 15/1017:35 -

2 stops20h 55m

Deal found 8/9£545

Sun 25/1020:55 -

2 stops28h 35m

Sun 1/1122:00 -

2 stops18h 25m

Deal found 10/9£554

Fri 15/106:30 -

1 stop14h 25m

Sat 23/118:05 -

1 stop15h 15m

Deal found 6/9£559

Fri 23/1008:55 -

2 stops33h 20m

Mon 26/1019:30 -

2 stops19h 40m

Deal found 9/9£576

Tue 20/1008:20 -

1 stop15h 05m

Tue 27/1018:40 -

1 stop22h 50m

Deal found 6/9£589

Tue 10/1120:35 -

3 stops28h 00m

Tue 24/1116:55 -

3 stops22h 40m

Deal found 7/9£598

Sun 25/1020:55 -

2 stops28h 25m

Sun 1/1110:40 -

3 stops28h 30m

Deal found 10/9£607

Thu 25/208:50 -

1 stop17h 10m

Sat 6/323:00 -

1 stop17h 25m

Deal found 6/9£635

Wed 21/1006:05 -

2 stops18h 40m

Wed 28/1018:15 -

2 stops24h 05m

Deal found 7/9£647

Sat 26/906:20 -

3 stops21h 12m

Sun 11/1020:30 -

2 stops16h 55m

Deal found 7/9£671

Thu 14/114:40 -

2 stops31h 50m

Tue 26/122:50 -

1 stop16h 45m

Deal found 6/9£675

Fri 23/1006:05 -

2 stops16h 20m

Thu 29/1020:50 -

2 stops21h 05m

Deal found 8/9£679

Thu 22/1006:40 -

2 stops16h 37m

Thu 29/1018:40 -

2 stops14h 35m

Deal found 7/9£685

Sun 25/1020:55 -

3 stops26h 11m

Sun 1/1113:10 -

3 stops19h 40m

Deal found 10/9£709

Fri 23/1006:05 -

2 stops18h 35m

Fri 30/1016:25 -

3 stops22h 05m

Deal found 7/9£711

Mon 14/1207:15 -

2 stops19h 55m

Tue 15/1200:10 -

2 stops35h 05m

Deal found 8/9£713

Mon 15/206:20 -

2 stops17h 05m

Sun 21/219:35 -

3 stops16h 30m

Deal found 7/9£735

Sat 24/1022:25 -

2 stops24h 50m

Sat 31/1010:40 -

2 stops19h 45m

Deal found 8/9£735

Sun 25/1007:30 -

3 stops30h 10m

Sun 1/1117:50 -

2 stops22h 35m

Deal found 10/9£737

Find flight deals from Belfast Intl to USA

Round-trip from	£409
One-way from	£256
Popular in	December
Cheapest in	January
Average price	£525

24/9-3/10
2 total stops
56h 30m total
Belfast to USA

Search Deals

15/11-31/12
2 total stops
37h 05m total
Belfast to USA

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (£18 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

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

Cheapest return flight

BelfastNew York

BFS Belfast Intl - JFK New York John F Kennedy Intl

BFSJFK

Belfast Intl

Sun 15/11

07:50-15:55

2 stops37h 05m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£256

BelfastOrlando

BFS Belfast Intl - MCO Orlando

BFSMCO

Belfast Intl

Thu 12/11

06:30-15:40

1 stop14h 10m

Orlando

Wed 31/12

00:00-06:00

Nonstop0h 00m

£257

BelfastNewark

BFS Belfast Intl - EWR Newark

BFSEWR

Belfast Intl

Sun 15/11

07:50-16:10

3 stops37h 20m

Newark

Wed 31/12

00:00-06:00

Nonstop0h 00m

£263

BelfastNew York

BFS Belfast Intl - JFK New York John F Kennedy Intl

BFSJFK

Belfast Intl

Mon 11/1

07:15-19:05

3 stops40h 50m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£264

BelfastNewark

BFS Belfast Intl - EWR Newark

BFSEWR

Belfast Intl

Mon 11/1

07:15-16:10

3 stops37h 55m

Newark

Wed 31/12

00:00-06:00

Nonstop0h 00m

£276

BelfastNew York

BFS Belfast Intl - JFK New York John F Kennedy Intl

BFSJFK

Belfast Intl

Sat 6/2

23:00-15:55

2 stops45h 55m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£284

BelfastOrlando

BFS Belfast Intl - MCO Orlando

BFSMCO

Belfast Intl

Wed 11/11

10:55-15:40

1 stop33h 45m

Orlando

Wed 31/12

00:00-06:00

Nonstop0h 00m

£287

BelfastNew York

BFS Belfast Intl - JFK New York John F Kennedy Intl

BFSJFK

Belfast Intl

Sat 9/1

13:00-19:05

3 stops35h 05m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£290

BelfastNew York

BFS Belfast Intl - JFK New York John F Kennedy Intl

BFSJFK

Belfast Intl

Fri 30/10

06:30-16:55

2 stops38h 25m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£290

BelfastNewark

BFS Belfast Intl - EWR Newark

BFSEWR

Belfast Intl

Sat 6/2

15:25-18:25

3 stops32h 00m

Newark

Wed 31/12

00:00-06:00

Nonstop0h 00m

£304

Flights are sorted by cheapest return flights first.

Deals found on 6/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

BFS-JFK

BFS-MCO

BFS-EWR

BFS-BOS

BFS-MIA

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

BFS-US0

BFS-JFK

BFS-MCO

BFS-EWR

BFS-BOS

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

Currently, February is the cheapest month in which you can book a flight from Belfast Intl Airport to USA (average of £443). Flying from Belfast Intl Airport to USA in July is currently the most expensive (average of £847). 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

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

American Airlines

7.1

Good

12,047 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Ron,Aug 2026

LHR - LAX

Unfortunately it took an hour and 15 minutes for luggage to get to customs so I had to pay for hotel and other ticket to get home Missed flight

American Airlines

7.1

Good

12,047 reviews

American Airlines

7.1

Good

12,047 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Ron,Aug 2026

LHR - LAX

Unfortunately it took an hour and 15 minutes for luggage to get to customs so I had to pay for hotel and other ticket to get home Missed flight

British Airways

6.7

Okay

8,211 reviews

American Airlines

7.1

Good

12,047 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Ron,Aug 2026

LHR - LAX

Unfortunately it took an hour and 15 minutes for luggage to get to customs so I had to pay for hotel and other ticket to get home Missed flight

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 - New York LaGuardia.
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, February is the cheapest month in which you can book a flight from Belfast Intl Airport to USA (average of £443). Flying from Belfast Intl Airport to USA in July is currently the most expensive (average of £847). 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

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Top 2 airlines flying from Belfast Intl to USA

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£238	Average£731	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
American Airlines	Cheapest£548	Average£651	FlexibilityNo cancel fee	On-time71%	Search American Airlines 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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Cheap flights from Belfast Intl Airport to the United States from £256

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 11 September 2026.

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 11 September 2026.

Best flights from Belfast Intl to USADiscover 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 11 September 2026.

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 11 September 2026.

Last-minute flights from Belfast Intl to USADiscover last-minute flight deals from Belfast Intl to USA. Data last updated 11 September 2026 and is based on user searches.

Discover last-minute flight deals from Belfast Intl to USA. Data last updated 11 September 2026 and is based on user searches.

One-way flights from Belfast Intl to USASearch for one-way flight options from Belfast Intl to USA. Find affordable one-way fares based on user searches. Data last updated 11 September 2026.

Search for one-way flight options from Belfast Intl to USA. Find affordable one-way fares based on user searches. Data last updated 11 September 2026.

Find flight deals from Belfast Intl to USA

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

What is the cheapest month to book a flight from Belfast Intl Airport 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 11 September 2026.

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

Related info for your journey

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.

Complete your trip

Complete your trip to USA by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Belfast Intl to USA by cabin class

Find flights from Belfast Intl to USA, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Belfast Intl and USA flights

Browse other Belfast Intl and USA flight options. Last updated on 11 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

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Top 2 airlines flying from Belfast Intl to USA

Fly with Cheapflights

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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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 11 September 2026.

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 11 September 2026.

Last-minute flights from Belfast Intl to USA
Discover last-minute flight deals from Belfast Intl to USA. Data last updated 11 September 2026 and is based on user searches.

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 11 September 2026.