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 - Dallas/Fort Worth and Belfast Intl - Newark.

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.

£235+ 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 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 24 December 2025.

Wed 31/1208:20BFS - JFK

2 stops34h 00mMultiple Airlines

Tue 6/119:35JFK - BFS

3 stops19h 40mMultiple Airlines

Deal found 23/12£857

Wed 24/1209:55BFS - JFK

3 stops41h 35mMultiple Airlines

Mon 5/121:00JFK - BFS

2 stops18h 15mMultiple Airlines

Deal found 23/12£920

Wed 31/1206:30BFS - JFK

1 stop14h 25mMultiple Airlines

Mon 5/118:05JFK - BFS

1 stop11h 00mMultiple Airlines

Deal found 23/12£922

Mon 29/1208:35BFS - JFK

1 stop12h 20mMultiple Airlines

Mon 5/121:00JFK - BFS

2 stops32h 05mMultiple Airlines

Deal found 23/12£1,057

Wed 31/1206:30BFS - EWR

2 stops20h 30mMultiple Airlines

Tue 6/123:55EWR - BFS

2 stops15h 15mMultiple Airlines

Deal found 23/12£1,099

Mon 29/1206:30BFS - EWR

3 stops20h 40mMultiple Airlines

Mon 5/122:00EWR - BFS

2 stops17h 15mMultiple Airlines

Deal found 23/12£1,172

Wed 31/1206:30BFS - EWR

2 stops20h 30mMultiple Airlines

Mon 5/123:55EWR - BFS

2 stops15h 15mMultiple Airlines

Deal found 23/12£1,191

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 24 December 2025.

Thu 5/218:55BFS - MCO

1 stop28h 45mMultiple Airlines

Thu 12/220:55MCO - BFS

1 stop29h 45mMultiple Airlines

Deal found 22/12£352

Fri 6/206:30BFS - MCO

1 stop17h 10mMultiple Airlines

Fri 13/220:55MCO - BFS

1 stop31h 00mMultiple Airlines

Deal found 23/12£368

Fri 23/106:00BFS - JFK

1 stop14h 55mMultiple Airlines

Fri 30/118:05JFK - BFS

1 stop14h 10mMultiple Airlines

Deal found 21/12£411

Fri 23/106:00BFS - EWR

1 stop15h 20mMultiple Airlines

Fri 30/108:25EWR - BFS

1 stop18h 55mMultiple Airlines

Deal found 21/12£432

Fri 20/206:30BFS - JFK

1 stop14h 25mMultiple Airlines

Fri 27/218:05JFK - BFS

1 stop11h 15mMultiple Airlines

Deal found 22/12£461

Mon 16/218:50BFS - JFK

3 stops29h 15mMultiple Airlines

Fri 20/217:30JFK - BFS

1 stop15h 20mMultiple Airlines

Deal found 22/12£473

Fri 6/206:30BFS - JFK

1 stop14h 25mMultiple Airlines

Fri 13/218:05JFK - BFS

1 stop11h 15mMultiple Airlines

Deal found 23/12£481

Fri 23/106:30BFS - LGA

3 stops30h 20mMultiple Airlines

Fri 30/107:30LGA - BFS

3 stops26h 40mMultiple Airlines

Deal found 21/12£487

Sun 25/108:55BFS - MIA

2 stops20h 56mMultiple Airlines

Mon 2/215:37MIA - BFS

2 stops20h 23mMultiple Airlines

Deal found 24/12£497

Mon 13/420:55BFS - MCO

1 stop26h 30mMultiple Airlines

Mon 27/420:30MCO - BFS

1 stop32h 25mMultiple Airlines

Deal found 24/12£510

Mon 16/218:05BFS - EWR

2 stops26h 55mMultiple Airlines

Fri 20/218:05EWR - BFS

2 stops19h 40mMultiple Airlines

Deal found 22/12£527

Mon 12/122:20BFS - BOS

2 stops25h 30mMultiple Airlines

Mon 19/119:10BOS - BFS

1 stop16h 05mMultiple Airlines

Deal found 22/12£540

Thu 5/206:30BFS - BOS

3 stops38h 58mMultiple Airlines

Thu 12/206:15BOS - BFS

3 stops33h 10mMultiple Airlines

Deal found 22/12£574

Fri 6/206:30BFS - EWR

2 stops21h 57mMultiple Airlines

Fri 13/206:55EWR - BFS

3 stops34h 05mMultiple Airlines

Deal found 22/12£585

Thu 5/206:30BFS - MIA

2 stops18h 00mMultiple Airlines

Thu 12/221:45MIA - BFS

2 stops17h 55mMultiple Airlines

Deal found 22/12£585

Sat 10/122:25BFS - MIA

3 stops45h 25mMultiple Airlines

Wed 21/117:15MIA - BFS

2 stops17h 20mMultiple Airlines

Deal found 22/12£591

Fri 6/208:05BFS - LAX

2 stops35h 40mMultiple Airlines

Fri 13/213:45LAX - BFS

2 stops24h 15mMultiple Airlines

Deal found 23/12£614

Sat 7/222:25BFS - MIA

3 stops25h 55mMultiple Airlines

Sat 14/207:12MIA - BFS

3 stops34h 28mMultiple Airlines

Deal found 24/12£626

Sat 7/222:25BFS - MCO

2 stops40h 55mMultiple Airlines

Sat 14/217:45MCO - BFS

1 stop23h 55mMultiple Airlines

Deal found 24/12£748

Fri 27/306:30BFS - MCO

1 stop17h 10mMultiple Airlines

Tue 7/420:30MCO - BFS

1 stop30h 10mMultiple Airlines

Deal found 22/12£754

Mon 11/509:10BFS - MIA

1 stop15h 50mMultiple Airlines

Fri 15/516:35MIA - BFS

2 stops15h 30mMultiple Airlines

Deal found 23/12£820

Last-minute flights from Belfast Intl to USA
Discover last-minute flight deals from Belfast Intl to USA. Data last updated 24 December 2025 and is based on user searches.

Wed 24/1209:55BFS - JFK

3 stops41h 35mMultiple Airlines

Mon 5/121:00JFK - BFS

2 stops18h 15mMultiple Airlines

Deal found 23/12£920

Mon 29/1206:30BFS - EWR

3 stops20h 40mMultiple Airlines

Mon 5/122:00EWR - BFS

2 stops17h 15mMultiple Airlines

Deal found 23/12£1,172

Wed 31/1208:20BFS - JFK

2 stops34h 00mMultiple Airlines

Tue 6/119:35JFK - BFS

3 stops19h 40mMultiple Airlines

Deal found 23/12£857

Wed 31/1206:30BFS - JFK

1 stop14h 25mMultiple Airlines

Mon 5/118:05JFK - BFS

1 stop11h 00mMultiple Airlines

Deal found 23/12£922

Wed 31/1206:30BFS - EWR

2 stops20h 30mMultiple Airlines

Tue 6/123:55EWR - BFS

2 stops15h 15mMultiple Airlines

Deal found 23/12£1,099

Sat 10/122:25BFS - MIA

3 stops45h 25mMultiple Airlines

Wed 21/117:15MIA - BFS

2 stops17h 20mMultiple Airlines

Deal found 22/12£591

Mon 12/122:20BFS - BOS

2 stops25h 30mMultiple Airlines

Mon 19/119:10BOS - BFS

1 stop16h 05mMultiple Airlines

Deal found 22/12£540

Fri 23/106:00BFS - JFK

1 stop14h 55mMultiple Airlines

Fri 30/118:05JFK - BFS

1 stop14h 10mMultiple Airlines

Deal found 21/12£411

Fri 23/106:00BFS - EWR

1 stop15h 20mMultiple Airlines

Fri 30/108:25EWR - BFS

1 stop18h 55mMultiple Airlines

Deal found 21/12£432

Fri 23/106:30BFS - LGA

3 stops30h 20mMultiple Airlines

Fri 30/107:30LGA - BFS

3 stops26h 40mMultiple Airlines

Deal found 21/12£487

Sun 25/108:55BFS - MIA

2 stops20h 56mMultiple Airlines

Mon 2/215:37MIA - BFS

2 stops20h 23mMultiple Airlines

Deal found 24/12£497

Thu 29/107:05BFS - LAX

2 stops17h 55mMultiple Airlines

Sat 31/111:35LAX - BFS

1 stop15h 20mMultiple Airlines

Deal found 23/12£1,048

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 24 December 2025.

Sat 21/308:10BFS - JFK

1 stop12h 45mMultiple Airlines

Deal found 22/12£235

Sat 14/323:10BFS - LAX

3 stops25h 55mMultiple Airlines

Deal found 22/12£277

Mon 16/309:40BFS - LAX

3 stops39h 25mMultiple Airlines

Deal found 22/12£279

Tue 28/407:35BFS - LAX

3 stops41h 35mMultiple Airlines

Deal found 23/12£293

Thu 15/106:15BFS - EWR

3 stops44h 55mMultiple Airlines

Deal found 23/12£299

Thu 15/108:55BFS - JFK

3 stops40h 10mMultiple Airlines

Deal found 23/12£301

Wed 18/312:40BFS - LAX

2 stops37h 25mMultiple Airlines

Deal found 22/12£305

Thu 15/116:50BFS - LGA

3 stops45h 10mMultiple Airlines

Deal found 23/12£321

Sat 21/323:10BFS - EWR

2 stops27h 50mMultiple Airlines

Deal found 22/12£341

Tue 17/306:30BFS - LAX

2 stops18h 35mMultiple Airlines

Deal found 22/12£422

Sat 21/308:10BFS - LGA

2 stops17h 23mMultiple Airlines

Deal found 22/12£458

Sat 13/610:00BFS - DFW

3 stops27h 55mMultiple Airlines

Deal found 22/12£475

Find flight deals from Belfast Intl to USA

Round-trip from	£352
One-way from	£235
Popular in	December
Cheapest in	May
Average price	£548

5/2-12/2
2 total stops
58h 30m total
Belfast to USA

Search Deals

21/3
1 total stop
12h 45m 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 (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 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 5/2

18:55-18:40

1 stop28h 45m

Orlando

Thu 12/2

20:55-07:40

1 stop29h 45m

£352

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Fri 6/2

06:30-18:40

1 stop17h 10m

Orlando

Fri 13/2

20:55-08:55

1 stop31h 00m

£368

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Fri 23/1

06:00-15:55

1 stop14h 55m

New York John F Kennedy Intl

Fri 30/1

18:05-13:15

1 stop14h 10m

£411

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Fri 23/1

06:00-16:20

1 stop15h 20m

Newark

Fri 30/1

08:25-08:20

1 stop18h 55m

£432

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Fri 20/2

06:30-15:55

1 stop14h 25m

New York John F Kennedy Intl

Fri 27/2

18:05-10:20

1 stop11h 15m

£461

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Mon 16/2

18:50-19:05

3 stops29h 15m

New York John F Kennedy Intl

Fri 20/2

17:30-13:50

1 stop15h 20m

£473

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Fri 6/2

06:30-15:55

1 stop14h 25m

New York John F Kennedy Intl

Fri 13/2

18:05-10:20

1 stop11h 15m

£481

BelfastNew York

BFS - LGA

BFSLGA

Belfast Intl

Fri 23/1

06:30-07:50

3 stops30h 20m

New York LaGuardia

Fri 30/1

07:30-15:10

3 stops26h 40m

£487

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Sun 25/1

08:55-00:51

2 stops20h 56m

Miami

Mon 2/2

15:37-17:00

2 stops20h 23m

£497

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Mon 13/4

20:55-18:25

1 stop26h 30m

Orlando

Mon 27/4

20:30-09:55

1 stop32h 25m

£510

Flights are sorted by cheapest return flights first.

Deals found on 22/12

Showing 1-10 of 35 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 £357). Flying from Belfast Intl Airport to USA in December is currently the most expensive (average of £439). 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 15% 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, American Airlines, andAer Lingus. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.7

Good

1,433 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

1,433 reviews

KLM

7.7

Good

1,433 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

11,054 reviews

KLM

7.7

Good

1,433 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

1,412 reviews

KLM

7.7

Good

1,433 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

7,609 reviews

KLM

7.7

Good

1,433 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

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 - Dallas/Fort Worth 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, June is the cheapest month in which you can book a flight from Belfast Intl Airport to USA (average of £357). Flying from Belfast Intl Airport to USA in December is currently the most expensive (average of £439). 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£366	Average£592	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
American Airlines	Cheapest£414	Average£585	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Aer Lingus	Cheapest£596	Average£1,039	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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Cheap flights from Belfast Intl Airport to the United States from £235

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 21/3. 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 24 December 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 24 December 2025.

Find 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 24 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 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 24 December 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 24 December 2025.

Read through reviews of airlines operating flights from Belfast Intl Airport to the United States, such as KLM, American Airlines, andAer Lingus. 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 24 December 2025.