Find flights
When to book
Airlines
FAQs

Cheap flights from Belfast to the United States from £257

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 25/3. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — LAX
5 Mar — 12 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast to USA

Enter your travel dates to find the best prices.

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 3 February 2026.

Thu 5/318:55
BFS
-
MCO
1 stop28h 45m
Multiple Airlines
Thu 19/321:55
MCO
-
BFS
1 stop29h 45m
Multiple Airlines
Deal found 2/2£334
Thu 5/318:55
BFS
-
JFK
1 stop26h 00m
Multiple Airlines
Wed 18/319:05
JFK
-
BFS
1 stop11h 00m
Multiple Airlines
Deal found 1/2£364
Thu 5/306:30
BFS
-
EWR
2 stops16h 55m
Multiple Airlines
Wed 18/320:35
EWR
-
BFS
2 stops17h 20m
Multiple Airlines
Deal found 1/2£407
Tue 17/314:15
BFS
-
JFK
1 stop30h 40m
Multiple Airlines
Fri 20/319:05
JFK
-
BFS
1 stop11h 15m
Multiple Airlines
Deal found 1/2£422
Wed 18/308:35
BFS
-
BOS
2 stops14h 15m
Multiple Airlines
Wed 25/320:50
BOS
-
BFS
2 stops21h 30m
Multiple Airlines
Deal found 1/2£432
Fri 6/206:30
BFS
-
JFK
1 stop14h 25m
Multiple Airlines
Mon 9/218:05
JFK
-
BFS
1 stop11h 00m
Multiple Airlines
Deal found 1/2£447
Tue 17/306:30
BFS
-
MCO
1 stop14h 40m
Multiple Airlines
Tue 24/319:10
MCO
-
BFS
1 stop18h 45m
Multiple Airlines
Deal found 31/1£461
Wed 18/320:50
BFS
-
MCO
1 stop26h 50m
Multiple Airlines
Wed 25/321:55
MCO
-
BFS
1 stop20h 25m
Multiple Airlines
Deal found 1/2£468
Fri 11/908:30
BFS
-
MCO
1 stop14h 55m
Multiple Airlines
Sun 27/920:30
MCO
-
BFS
1 stop13h 50m
Multiple Airlines
Deal found 1/2£482
Tue 17/305:45
BFS
-
EWR
3 stops38h 45m
Multiple Airlines
Thu 19/301:15
EWR
-
BFS
2 stops26h 25m
Multiple Airlines
Deal found 1/2£486
Thu 19/306:30
BFS
-
MCO
1 stop17h 10m
Multiple Airlines
Thu 26/321:55
MCO
-
BFS
1 stop29h 45m
Multiple Airlines
Deal found 2/2£489
Mon 27/406:10
BFS
-
MCO
1 stop17h 15m
Multiple Airlines
Sat 2/520:30
MCO
-
BFS
1 stop18h 45m
Multiple Airlines
Deal found 31/1£493

Find flight deals from Belfast to USA

Keep the following information in mind while searching for Belfast to USA flight deals. Data was last updated 3 February 2026.

Round-trip from

£334

One-way from

£233

Popular in

July

Cheapest in

May

Average price

£418
5/3-19/3
  • 5/3-19/3
  • 2 total stops
  • 58h 30m total
  • Belfast to USA
Search Deals
20/5
  • 20/5
  • 3 total stops
  • 41h 35m total
  • Belfast to USA
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£19 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 February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast to USA that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 3 February 2026.
Use the filters below to find and compare flights from Belfast to the United States that are best for you.

Fly from

Belfast

Fly to

USA

Route

Depart

Return

Price

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Thu 5/3

18:55-18:40

1 stop28h 45m

Orlando

Thu 19/3

21:55-07:40

1 stop29h 45m

£334

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Thu 5/3

18:55-15:55

1 stop26h 00m

New York John F Kennedy Intl

Wed 18/3

19:05-10:05

1 stop11h 00m

£364

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Thu 5/3

06:30-18:25

2 stops16h 55m

Newark

Wed 18/3

20:35-17:55

2 stops17h 20m

£407

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Tue 17/3

14:15-16:55

1 stop30h 40m

New York John F Kennedy Intl

Fri 20/3

19:05-10:20

1 stop11h 15m

£422

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 18/3

08:35-18:50

2 stops14h 15m

Boston Logan Intl

Wed 25/3

20:50-22:20

2 stops21h 30m

£432

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Tue 17/3

06:30-17:10

1 stop14h 40m

Orlando

Tue 24/3

19:10-17:55

1 stop18h 45m

£461

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Wed 18/3

20:50-19:40

1 stop26h 50m

Orlando

Wed 25/3

21:55-22:20

1 stop20h 25m

£468

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Tue 17/3

05:45-16:30

3 stops38h 45m

Newark

Thu 19/3

01:15-07:40

2 stops26h 25m

£486

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Thu 19/3

06:30-19:40

1 stop17h 10m

Orlando

Thu 26/3

21:55-07:40

1 stop29h 45m

£489

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Mon 27/4

06:10-18:25

1 stop17h 15m

Orlando

Sat 2/5

20:30-20:15

1 stop18h 45m

£493

Flights are sorted by cheapest return flights first.

Deals found on 2/2

Showing 1-10 of 60 results
1
2
3
...
6

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, March is the cheapest month in which you can book a flight from Belfast to USA (average of £339). Flying from Belfast to USA in August is currently the most expensive (average of £418). 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

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 3 February 2026.
Check out reviews from past customers who have flown with KLM, American Airlines, andAer Lingus 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
7.7
Good
1,448 reviews
Check prices

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,448 reviews
KLM
7.7
Good
1,448 reviews
Check prices

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
American Airlines
7.2
Good
11,217 reviews
KLM
7.7
Good
1,448 reviews
Check prices

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Aer Lingus
7.2
Good
1,444 reviews
KLM
7.7
Good
1,448 reviews
Check prices

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,712 reviews
KLM
7.7
Good
1,448 reviews
Check prices

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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.

  • How long is the flight from Belfast to USA?

    Departing from Belfast to USA will take you 10h 50m. The distance between Belfast and USA is about 3167 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Belfast to USA?

    When deciding which route to take from Belfast to USA consider Belfast Intl - Orlando, Belfast City - Houston Hobby or Belfast Intl - New York John F Kennedy Intl 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, March is the cheapest month in which you can book a flight from Belfast to USA (average of £339). Flying from Belfast to USA in August is currently the most expensive (average of £418). 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

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.
Belfast Intl to Orlando flights
Belfast Intl to John F Kennedy Intl flights
Belfast Intl to Hobby flights
Belfast City to Orlando flights
Belfast City to John F Kennedy Intl flights
Belfast Intl to Newark flights
Belfast City to Newark flights
Belfast City to LaGuardia flights
Belfast Intl to Denver flights
Belfast Intl to Mexico City flights
Belfast Intl to Vancouver Intl flights
Belfast Intl to Cancún flights
Belfast City to Mexico City flights
Belfast City to Cancún flights
Belfast Intl to George Bush Intcntl flights
Belfast City to Vancouver Intl flights
Belfast City to Denver flights
Belfast Intl to Miami flights
Belfast Intl to Pearson Intl flights
Belfast City to Miami flights
Belfast City to Pearson Intl flights
Belfast Intl to Los Angeles flights
Belfast City to Seattle flights
Belfast Intl to Seattle flights
Belfast Intl to Boston flights
Belfast City to Boston flights
Belfast Intl to Dallas/Fort Worth flights
Belfast City to Dallas/Fort Worth flights
Belfast Intl to Ontario flights
Belfast Intl to Las Vegas flights
Belfast Intl to Pittsburgh flights
Belfast City to Charlotte flights
Belfast Intl to Charlotte flights
Belfast Intl to San Francisco flights
Belfast Intl to San Antonio flights
Belfast City to San Francisco flights
Belfast City to Baltimore flights
Belfast Intl to Baltimore flights
Belfast Intl to West Palm Beach flights
Belfast Intl to Pierre Elliott Trudeau Intl flights
Belfast City to Atlanta flights
Belfast City to Colorado Springs flights
Belfast City to Los Angeles flights

Top 4 airlines flying from Belfast to USA

Discover the top 4 airlines that operate flights from Belfast to USA. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 3 February 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£339Average£559FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£463Average£514FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapest£496Average£636FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£569Average£955FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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?

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.