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 Intl - Orlando as they are the most popular.

How far in advance should I book a flight from Belfast to USA?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 36 days in advance, which can save you up to 122% on flights from Belfast to USA compared to booking the week you need them. Waiting 36 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £426. For sooner than that we have options available in the next 3 days from £1,138.

What is the cheapest month to fly from Belfast to USA?

May can be a great time to fly to USA from Belfast with a flight ticket averaging about £471. Cheapflights users have found deals in the month of May for as cheap as £377. The most expensive prices can be found in the month of July.

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.

£356+ Flights from Belfast to the United States

Cheap flight deals from Belfast to USA

Round-trip from	£356
Popular in	July
Cheapest in	May
Average price	£490

15/9-29/9
2 total stops
35h 30m total
Belfast to USA

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (£16 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Find flight deals from Belfast to USA

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 17 August 2025.

Mon 15/907:00BFS - MCO

1 stop16h 25mMultiple Airlines

Mon 29/920:30MCO - BFS

1 stop19h 05mMultiple Airlines

Deal found 16/8£356

Thu 11/921:10BFS - JFK

1 stop23h 45mMultiple Airlines

Sun 14/918:20JFK - BFS

1 stop10h 35mMultiple Airlines

Deal found 17/8£362

Wed 1/1021:05BFS - MCO

1 stop26h 20mMultiple Airlines

Wed 8/1020:30MCO - BFS

1 stop30h 20mMultiple Airlines

Deal found 17/8£372

Mon 15/908:50BHD - MCO

1 stop14h 35mMultiple Airlines

Mon 29/920:30MCO - BHD

1 stop12h 15mMultiple Airlines

Deal found 16/8£377

Mon 29/906:10BFS - JFK

1 stop14h 45mMultiple Airlines

Mon 6/1018:20JFK - BFS

1 stop16h 30mMultiple Airlines

Deal found 15/8£386

Tue 30/908:15BFS - JFK

1 stop12h 40mMultiple Airlines

Tue 7/1018:20JFK - BFS

1 stop20h 05mMultiple Airlines

Deal found 16/8£393

Tue 30/920:55BFS - MCO

1 stop26h 30mMultiple Airlines

Tue 7/1020:30MCO - BFS

1 stop32h 25mMultiple Airlines

Deal found 15/8£395

Mon 29/908:15BFS - MCO

1 stop15h 10mMultiple Airlines

Mon 6/1020:30MCO - BFS

1 stop14h 20mMultiple Airlines

Deal found 15/8£398

Thu 18/921:10BFS - JFK

1 stop23h 45mMultiple Airlines

Mon 22/918:20JFK - BFS

1 stop10h 35mMultiple Airlines

Deal found 16/8£401

Wed 17/906:10BFS - JFK

1 stop14h 45mMultiple Airlines

Wed 24/918:20JFK - BFS

1 stop10h 35mMultiple Airlines

Deal found 14/8£403

Fri 12/907:35BFS - JFK

1 stop14h 40mMultiple Airlines

Fri 19/919:00JFK - BFS

1 stop10h 55mMultiple Airlines

Deal found 16/8£416

Wed 17/908:20BFS - EWR

3 stops36h 00mMultiple Airlines

Wed 24/907:45EWR - BFS

2 stops29h 50mMultiple Airlines

Deal found 14/8£436

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 17 August 2025.

Mon 15/907:00BFS - MCO

1 stop16h 25mMultiple Airlines

Mon 29/920:30MCO - BFS

1 stop19h 05mMultiple Airlines

Deal found 16/8£356

Tue 3/206:35BHD - EWR

1 stop12h 15mBritish Airways

Tue 10/218:35EWR - BHD

1 stop11h 55mBritish Airways

Deal found 15/8£451

Tue 23/906:30BHD - JFK

1 stop10h 50mDelta

Tue 30/914:35JFK - BHD

2 stops21h 20mDelta

Deal found 16/8£454

Tue 10/217:20BHD - JFK

2 stops34h 01mVirgin Atlantic

Tue 17/214:00JFK - BHD

2 stops21h 50mVirgin Atlantic

Deal found 15/8£459

Tue 2/906:35BHD - LGA

2 stops19h 54mAmerican Airlines

Sun 7/917:45LGA - BHD

2 stops12h 45mAmerican Airlines

Deal found 16/8£532

Tue 3/208:35BFS - JFK

1 stop12h 20mMultiple Airlines

Tue 10/218:05JFK - BFS

1 stop11h 00mMultiple Airlines

Deal found 15/8£363

Wed 1/1021:05BFS - MCO

1 stop26h 20mMultiple Airlines

Wed 8/1020:30MCO - BFS

1 stop30h 20mMultiple Airlines

Deal found 17/8£372

Tue 23/913:40BHD - JFK

1 stop10h 45mBritish Airways

Tue 30/919:30JFK - BHD

1 stop10h 05mBritish Airways

Deal found 16/8£451

Tue 3/217:20BHD - JFK

1 stop23h 10mDelta

Tue 10/214:00JFK - BHD

2 stops21h 50mDelta

Deal found 15/8£454

Mon 15/908:50BHD - MCO

1 stop14h 35mMultiple Airlines

Mon 29/920:30MCO - BHD

1 stop12h 15mMultiple Airlines

Deal found 16/8£377

Mon 12/106:35BHD - JFK

1 stop12h 45mBritish Airways

Fri 16/121:50JFK - BHD

1 stop11h 25mBritish Airways

Deal found 15/8£453

Tue 10/217:20BHD - JFK

1 stop27h 25mDelta

Tue 17/214:00JFK - BHD

2 stops21h 50mDelta

Deal found 15/8£454

Last-minute flights from Belfast to USA
Discover last-minute flight deals from Belfast to USA. Data last updated 17 August 2025 and is based on user searches.

Sun 24/806:50BHD - MCO

2 stops19h 02mAmerican Airlines

Mon 8/912:47MCO - BHD

2 stops19h 08mAmerican Airlines

Deal found 15/8£601

Sun 24/807:00BHD - MCO

1 stop13h 15mBritish Airways

Mon 8/919:55MCO - BHD

2 stops14h 45mBritish Airways

Deal found 16/8£792

Thu 11/921:10BFS - JFK

1 stop23h 45mMultiple Airlines

Sun 14/918:20JFK - BFS

1 stop10h 35mMultiple Airlines

Deal found 17/8£362

Fri 12/907:35BFS - JFK

1 stop14h 40mMultiple Airlines

Fri 19/919:00JFK - BFS

1 stop10h 55mMultiple Airlines

Deal found 16/8£416

Mon 15/907:00BFS - MCO

1 stop16h 25mMultiple Airlines

Mon 29/920:30MCO - BFS

1 stop19h 05mMultiple Airlines

Deal found 16/8£356

Mon 15/908:50BHD - MCO

1 stop14h 35mMultiple Airlines

Mon 29/920:30MCO - BHD

1 stop12h 15mMultiple Airlines

Deal found 16/8£377

Wed 17/906:10BFS - JFK

1 stop14h 45mMultiple Airlines

Wed 24/918:20JFK - BFS

1 stop10h 35mMultiple Airlines

Deal found 14/8£403

Wed 17/908:20BFS - EWR

3 stops36h 00mMultiple Airlines

Wed 24/907:45EWR - BFS

2 stops29h 50mMultiple Airlines

Deal found 14/8£436

Thu 18/921:10BFS - JFK

1 stop23h 45mMultiple Airlines

Mon 22/918:20JFK - BFS

1 stop10h 35mMultiple Airlines

Deal found 16/8£401

Tue 23/913:40BHD - JFK

1 stop10h 45mBritish Airways

Tue 30/919:30JFK - BHD

1 stop10h 05mBritish Airways

Deal found 16/8£451

Mon 29/906:10BFS - JFK

1 stop14h 45mMultiple Airlines

Mon 6/1018:20JFK - BFS

1 stop16h 30mMultiple Airlines

Deal found 15/8£386

Mon 29/908:15BFS - MCO

1 stop15h 10mMultiple Airlines

Mon 6/1020:30MCO - BFS

1 stop14h 20mMultiple Airlines

Deal found 15/8£398

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 17 August 2025.

Wed 27/818:30BHD - EWR

3 stops53h 40mMultiple Airlines

Deal found 16/8£1,204

Wed 27/806:55BHD - JFK

3 stops41h 15mMultiple Airlines

Deal found 16/8£1,279

Wed 27/820:15BHD - LGA

3 stops41h 40mMultiple Airlines

Deal found 16/8£1,699

Wed 27/818:15BHD - JFK

1 stop23h 25mBritish Airways

Deal found 16/8£2,380

Wed 27/811:30BHD - EWR

1 stop12h 55mAer Lingus

Deal found 16/8£8,065

Fly from

Fly to

Route

Depart

Return

Price

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Mon 15/9

07:00-18:25

1 stop16h 25m

Orlando

Mon 29/9

20:30-20:35

1 stop19h 05m

£356

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Tue 3/2

08:35-15:55

1 stop12h 20m

New York John F Kennedy Intl

Tue 10/2

18:05-10:05

1 stop11h 00m

£363

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Wed 1/10

21:05-18:25

1 stop26h 20m

Orlando

Wed 8/10

20:30-07:50

1 stop30h 20m

£372

BelfastOrlando

BHD - MCO

BHDMCO

Belfast City

Mon 15/9

08:50-18:25

1 stop14h 35m

Orlando

Mon 29/9

20:30-13:45

1 stop12h 15m

£377

BelfastNew York

BHD - JFK

BHDJFK

Belfast City

Tue 3/2

07:20-15:55

1 stop13h 35m

New York John F Kennedy Intl

Tue 10/2

18:05-13:35

1 stop14h 30m

£379

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Mon 29/9

06:10-15:55

1 stop14h 45m

New York John F Kennedy Intl

Mon 6/10

18:20-15:50

1 stop16h 30m

£386

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Tue 10/2

17:35-15:55

1 stop27h 20m

New York John F Kennedy Intl

Tue 17/2

18:05-10:05

1 stop11h 00m

£388

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Tue 30/9

08:15-15:55

1 stop12h 40m

New York John F Kennedy Intl

Tue 7/10

18:20-19:25

1 stop20h 05m

£393

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Tue 30/9

20:55-18:25

1 stop26h 30m

Orlando

Tue 7/10

20:30-09:55

1 stop32h 25m

£395

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Mon 29/9

08:15-18:25

1 stop15h 10m

Orlando

Mon 6/10

20:30-15:50

1 stop14h 20m

£398

Flights are sorted by cheapest return flights first.

Deals found on 16/8

Showing 1-10 of 35 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, January is the cheapest month in which you can book a flight from Belfast to USA (average of £575). Flying from Belfast to USA in July is currently the most expensive (average of £811). 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?

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.

Reviews of airlines servicing USA

Check out reviews from past customers who have flown with KLM, Finnair, andAmerican Airlines 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

7.8

Good

1,385 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,385 reviews

KLM

7.8

Good

1,385 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Finnair

7.6

Good

1,321 reviews

KLM

7.8

Good

1,385 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

American Airlines

7.2

Good

10,000 reviews

KLM

7.8

Good

1,385 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Aer Lingus

7.1

Good

1,217 reviews

KLM

7.8

Good

1,385 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

British Airways

6.7

Okay

7,271 reviews

KLM

7.8

Good

1,385 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

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 Intl - Orlando 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, January is the cheapest month in which you can book a flight from Belfast to USA (average of £575). Flying from Belfast to USA in July is currently the most expensive (average of £811). 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 to USA

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£342	Average£559	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
American Airlines	Cheapest£412	Average£583	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Aer Lingus	Cheapest£593	Average£714	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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

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 to the United States from £356

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Belfast to USA

Keep the following information in mind while searching for Belfast to USA flight deals. Data was last updated 17 August 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find 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 17 August 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 17 August 2025.

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?

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

Find hourly flight availability from Belfast 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 17 August 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 17 August 2025.

Check out reviews from past customers who have flown with KLM, Finnair, andAmerican Airlines 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.

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 3 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 17 August 2025.