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 LaGuardia, Belfast Intl - New York John F Kennedy Intl and Belfast Intl - Newark.

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.

£267+ 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 12 August 2026.

Wed 2/921:35 -

1 stop25h 50m

Sat 12/920:30 -

1 stop21h 10m

Deal found 7/8£443

Fri 11/906:05 -

2 stops21h 00m

Tue 15/920:30 -

2 stops19h 35m

Deal found 9/8£447

Mon 14/908:15 -

1 stop15h 10m

Mon 28/920:30 -

1 stop32h 25m

Deal found 7/8£481

Thu 10/906:10 -

2 stops20h 55m

Mon 14/923:10 -

2 stops16h 15m

Deal found 10/8£490

Sun 27/909:55 -

1 stop13h 30m

Sat 10/1020:30 -

1 stop30h 15m

Deal found 10/8£490

Wed 23/908:30 -

2 stops35h 30m

Wed 30/915:40 -

3 stops26h 30m

Deal found 9/8£491

Fri 25/907:05 -

2 stops19h 55m

Fri 2/1017:00 -

2 stops23h 15m

Deal found 11/8£498

Fri 25/920:15 -

1 stop24h 40m

Fri 2/1018:20 -

1 stop10h 35m

Deal found 11/8£500

Sat 26/906:20 -

1 stop14h 35m

Sat 3/1018:20 -

1 stop23h 20m

Deal found 11/8£503

Mon 14/921:05 -

3 stops47h 25m

Mon 28/920:25 -

2 stops21h 40m

Deal found 8/8£504

Fri 20/1107:00 -

2 stops43h 35m

Mon 23/1100:55 -

2 stops35h 25m

Deal found 7/8£508

Mon 23/1115:05 -

2 stops35h 00m

Wed 2/1200:10 -

2 stops27h 10m

Deal found 11/8£512

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 12 August 2026.

Wed 2/921:35 -

1 stop25h 50m

Sat 12/920:30 -

1 stop21h 10m

Deal found 7/8£443

Mon 14/908:15 -

1 stop15h 10m

Mon 28/920:30 -

1 stop32h 25m

Deal found 7/8£481

Sun 27/909:55 -

1 stop13h 30m

Sat 10/1020:30 -

1 stop30h 15m

Deal found 10/8£490

Wed 23/908:30 -

2 stops35h 30m

Wed 30/915:40 -

3 stops26h 30m

Deal found 9/8£491

Fri 11/906:05 -

1 stop14h 50m

Tue 15/918:20 -

1 stop14h 40m

Deal found 9/8£498

Fri 25/920:15 -

1 stop24h 40m

Fri 2/1018:20 -

1 stop10h 35m

Deal found 11/8£500

Sat 26/906:20 -

1 stop14h 35m

Sat 3/1018:20 -

1 stop23h 20m

Deal found 11/8£503

Mon 14/921:05 -

3 stops47h 25m

Mon 28/920:25 -

2 stops21h 40m

Deal found 8/8£504

Fri 25/907:05 -

2 stops19h 55m

Fri 2/1017:00 -

2 stops23h 15m

Deal found 11/8£507

Fri 20/1107:00 -

2 stops43h 35m

Mon 23/1100:55 -

2 stops35h 25m

Deal found 7/8£508

Mon 23/1115:05 -

2 stops35h 00m

Wed 2/1200:10 -

2 stops27h 10m

Deal found 11/8£512

Mon 14/908:40 -

1 stop14h 05m

Sun 27/901:00 -

2 stops25h 55m

Deal found 10/8£520

Mon 23/1107:15 -

2 stops17h 05m

Mon 30/1117:30 -

2 stops20h 40m

Deal found 7/8£525

Fri 16/1006:05 -

1 stop14h 50m

Tue 20/1018:20 -

1 stop14h 40m

Deal found 8/8£526

Sat 5/906:20 -

1 stop17h 05m

Sat 12/920:30 -

1 stop21h 10m

Deal found 8/8£526

Fri 15/106:30 -

2 stops16h 55m

Thu 21/119:35 -

2 stops21h 20m

Deal found 7/8£528

Wed 23/909:35 -

1 stop16h 30m

Sun 27/923:35 -

2 stops18h 35m

Deal found 7/8£535

Fri 23/1008:15 -

2 stops34h 00m

Mon 26/1019:30 -

2 stops19h 40m

Deal found 10/8£542

Tue 22/908:20 -

1 stop12h 35m

Fri 25/918:20 -

1 stop10h 35m

Deal found 8/8£543

Thu 10/908:10 -

3 stops34h 05m

Mon 14/917:45 -

2 stops16h 50m

Deal found 10/8£552

Wed 16/908:10 -

2 stops35h 49m

Mon 21/917:45 -

2 stops16h 50m

Deal found 10/8£558

Thu 24/921:10 -

2 stops27h 45m

Thu 1/1017:10 -

2 stops21h 10m

Deal found 10/8£565

Wed 23/906:15 -

2 stops18h 21m

Wed 7/1014:30 -

2 stops18h 15m

Deal found 10/8£569

Mon 8/210:15 -

1 stop33h 35m

Sun 14/219:05 -

1 stop31h 40m

Deal found 9/8£576

Mon 7/906:10 -

3 stops38h 43m

Mon 14/920:25 -

2 stops21h 40m

Deal found 10/8£592

Wed 2/908:20 -

3 stops35h 30m

Tue 15/910:05 -

2 stops25h 15m

Deal found 11/8£605

Mon 14/920:55 -

3 stops27h 37m

Mon 28/916:45 -

2 stops13h 30m

Deal found 9/8£617

Wed 2/908:20 -

3 stops35h 30m

Wed 9/923:00 -

2 stops15h 40m

Deal found 11/8£625

Tue 22/908:20 -

2 stops19h 16m

Fri 25/916:45 -

2 stops18h 45m

Deal found 8/8£628

Mon 30/1107:15 -

2 stops16h 48m

Fri 4/1216:20 -

2 stops23h 20m

Deal found 11/8£629

Find flight deals from Belfast Intl to USA

Round-trip from	£443
One-way from	£267
Popular in	December
Cheapest in	January
Average price	£526

2/9-12/9
2 total stops
47h 00m total
Belfast to USA

Search Deals

20/9
1 total stop
28h 20m total
Belfast to USA

Search Deals

Highest demand for flights based on searches. 6% potential increase in price (£26 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 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

BelfastOrlando

BFS Belfast Intl - MCO Orlando

BFSMCO

Belfast Intl

Wed 2/9

21:35-18:25

1 stop25h 50m

Orlando

Sat 12/9

20:30-22:40

1 stop21h 10m

£443

BelfastOrlando

BFS Belfast Intl - MCO Orlando

BFSMCO

Belfast Intl

Mon 14/9

08:15-18:25

1 stop15h 10m

Orlando

Mon 28/9

20:30-09:55

1 stop32h 25m

£481

BelfastOrlando

BFS Belfast Intl - MCO Orlando

BFSMCO

Belfast Intl

Sun 27/9

09:55-18:25

1 stop13h 30m

Orlando

Sat 10/10

20:30-07:45

1 stop30h 15m

£490

BelfastNew York

BFS Belfast Intl - JFK New York John F Kennedy Intl

BFSJFK

Belfast Intl

Wed 23/9

08:30-15:00

2 stops35h 30m

New York John F Kennedy Intl

Wed 30/9

15:40-23:10

3 stops26h 30m

£491

BelfastNew York

BFS Belfast Intl - JFK New York John F Kennedy Intl

BFSJFK

Belfast Intl

Fri 11/9

06:05-15:55

1 stop14h 50m

New York John F Kennedy Intl

Tue 15/9

18:20-14:00

1 stop14h 40m

£498

BelfastNew York

BFS Belfast Intl - JFK New York John F Kennedy Intl

BFSJFK

Belfast Intl

Fri 25/9

20:15-15:55

1 stop24h 40m

New York John F Kennedy Intl

Fri 2/10

18:20-09:55

1 stop10h 35m

£500

BelfastNew York

BFS Belfast Intl - JFK New York John F Kennedy Intl

BFSJFK

Belfast Intl

Sat 26/9

06:20-15:55

1 stop14h 35m

New York John F Kennedy Intl

Sat 3/10

18:20-22:40

1 stop23h 20m

£503

BelfastNewark

BFS Belfast Intl - EWR Newark

BFSEWR

Belfast Intl

Mon 14/9

21:05-15:30

3 stops47h 25m

Newark

Mon 28/9

20:25-23:05

2 stops21h 40m

£504

BelfastNewark

BFS Belfast Intl - EWR Newark

BFSEWR

Belfast Intl

Fri 25/9

07:05-22:00

2 stops19h 55m

Newark

Fri 2/10

17:00-21:15

2 stops23h 15m

£507

BelfastNewark

BFS Belfast Intl - EWR Newark

BFSEWR

Belfast Intl

Fri 20/11

07:00-21:35

2 stops43h 35m

Newark

Mon 23/11

00:55-17:20

2 stops35h 25m

£508

Flights are sorted by cheapest return flights first.

Deals found on 8/8

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-MCO

BFS-JFK

BFS-EWR

BFS-BOS

BFS-LGA

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-MCO

BFS-JFK

BFS-EWR

BFS-BOS

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

Currently, January is the cheapest month in which you can book a flight from Belfast Intl Airport to USA (average of £502). Flying from Belfast Intl Airport to USA in June is currently the most expensive (average of £1,111). 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

11,910 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

11,910 reviews

American Airlines

7.1

Good

11,910 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

8,159 reviews

American Airlines

7.1

Good

11,910 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 LaGuardia, Belfast Intl - New York John F Kennedy Intl and Belfast Intl - Newark.
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, January is the cheapest month in which you can book a flight from Belfast Intl Airport to USA (average of £502). Flying from Belfast Intl Airport to USA in June is currently the most expensive (average of £1,111). 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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Alternative routes for Belfast Intl to USA

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Top 2 airlines flying from Belfast Intl to USA

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£412	Average£703	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
American Airlines	Cheapest£549	Average£652	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 £267

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 20/9. 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 12 August 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 12 August 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 12 August 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 12 August 2026.

Last-minute flights from Belfast Intl to USADiscover last-minute flight deals from Belfast Intl to USA. Data last updated 12 August 2026 and is based on user searches.

Discover last-minute flight deals from Belfast Intl to USA. Data last updated 12 August 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 12 August 2026.

Search for one-way flight options from Belfast Intl to USA. Find affordable one-way fares based on user searches. Data last updated 12 August 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 12 August 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 12 August 2026.

Popular flight searches

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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 12 August 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 12 August 2026.

Last-minute flights from Belfast Intl to USA
Discover last-minute flight deals from Belfast Intl to USA. Data last updated 12 August 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 12 August 2026.