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Cheap flights from Belfast Intl Airport to the United States from £283

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 18/2. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — LAX
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 16 January 2026.

Round-trip from

£348

One-way from

£283

Popular in

July

Cheapest in

May

Average price

£422
26/2-27/2
  • 26/2-27/2
  • 2 total stops
  • 36h 05m total
  • Belfast to USA
Search Deals
18/2
  • 18/2
  • 3 total stops
  • 57h 38m total
  • Belfast to USA
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£20 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 January 2026
Search Deals

Find 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 16 January 2026.

Thu 26/220:05
BFS
-
JFK
1 stop24h 50m
Multiple Airlines
Fri 27/218:05
JFK
-
BFS
1 stop11h 15m
Multiple Airlines
Deal found 13/1£326
Fri 27/206:30
BFS
-
JFK
1 stop14h 25m
Multiple Airlines
Fri 6/318:05
JFK
-
BFS
1 stop11h 15m
Multiple Airlines
Deal found 13/1£363
Fri 27/206:30
BFS
-
MCO
1 stop17h 10m
Multiple Airlines
Fri 6/320:55
MCO
-
BFS
1 stop31h 00m
Multiple Airlines
Deal found 13/1£383
Mon 23/206:30
BFS
-
MCO
1 stop17h 10m
Multiple Airlines
Mon 9/321:55
MCO
-
BFS
1 stop30h 00m
Multiple Airlines
Deal found 15/1£392
Thu 12/206:00
BFS
-
JFK
2 stops36h 05m
Multiple Airlines
Thu 19/216:25
JFK
-
BFS
2 stops21h 30m
Multiple Airlines
Deal found 14/1£403
Fri 13/306:30
BFS
-
MCO
1 stop17h 10m
Multiple Airlines
Fri 20/321:55
MCO
-
BFS
1 stop31h 00m
Multiple Airlines
Deal found 14/1£408
Thu 22/108:50
BFS
-
JFK
2 stops33h 15m
Multiple Airlines
Wed 4/216:25
JFK
-
BFS
2 stops20h 55m
Multiple Airlines
Deal found 15/1£421
Thu 22/106:30
BFS
-
EWR
2 stops16h 55m
Multiple Airlines
Wed 4/219:35
EWR
-
BFS
2 stops17h 20m
Multiple Airlines
Deal found 15/1£436
Sun 22/222:45
BFS
-
MIA
3 stops45h 20m
Multiple Airlines
Wed 25/217:15
MIA
-
BFS
2 stops21h 05m
Multiple Airlines
Deal found 15/1£447
Sat 14/308:10
BFS
-
JFK
2 stops14h 50m
Multiple Airlines
Wed 18/320:25
JFK
-
BFS
2 stops17h 30m
Multiple Airlines
Deal found 13/1£457
Sat 14/308:10
BFS
-
EWR
2 stops15h 15m
Multiple Airlines
Wed 18/320:35
EWR
-
BFS
2 stops17h 20m
Multiple Airlines
Deal found 13/1£457
Thu 26/206:30
BFS
-
EWR
2 stops31h 30m
Multiple Airlines
Fri 27/215:30
EWR
-
BFS
3 stops18h 40m
Multiple Airlines
Deal found 15/1£462

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast Intl 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 16 January 2026.
Use the filters below to find and compare flights from Belfast Intl Airport to the United States that are best for you.

Fly from

Belfast Intl

Fly to

USA

Route

Depart

Return

Price

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Thu 26/2

20:05-15:55

1 stop24h 50m

New York John F Kennedy Intl

Fri 27/2

18:05-10:20

1 stop11h 15m

£326

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Fri 27/2

06:30-15:55

1 stop14h 25m

New York John F Kennedy Intl

Fri 6/3

18:05-10:20

1 stop11h 15m

£363

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Mon 23/2

06:30-18:40

1 stop17h 10m

Orlando

Mon 9/3

21:55-07:55

1 stop30h 00m

£392

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Thu 12/2

06:00-13:05

2 stops36h 05m

New York John F Kennedy Intl

Thu 19/2

16:25-18:55

2 stops21h 30m

£403

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Fri 13/3

06:30-19:40

1 stop17h 10m

Orlando

Fri 20/3

21:55-08:55

1 stop31h 00m

£408

BelfastMiami

BFS - MIA

BFSMIA

Belfast Intl

Sun 22/2

22:45-15:05

3 stops45h 20m

Miami

Wed 25/2

17:15-19:20

2 stops21h 05m

£447

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Sat 14/3

08:10-19:25

2 stops15h 15m

Newark

Wed 18/3

20:35-17:55

2 stops17h 20m

£457

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Thu 26/2

06:30-09:00

2 stops31h 30m

Newark

Fri 27/2

15:30-15:10

3 stops18h 40m

£462

BelfastSan Francisco

BFS - SFO

BFSSFO

Belfast Intl

Sun 8/2

05:45-14:35

3 stops40h 50m

San Francisco

Mon 16/2

15:40-22:35

2 stops22h 55m

£505

BelfastSan Francisco

BFS - SFO

BFSSFO

Belfast Intl

Wed 11/2

14:15-16:30

2 stops34h 15m

San Francisco

Wed 18/2

19:25-22:20

2 stops18h 55m

£515

Flights are sorted by cheapest return flights first.

Deals found on 14/1

Showing 1-10 of 30 results
1
2
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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 £359). Flying from Belfast Intl Airport to USA in December is currently the most expensive (average of £520). 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 16 January 2026.
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
1,440 reviews
Check prices

Overall

7.7

Crew

8.4

Entertainment

7.1

Comfort

7.6

Boarding

7.8

Food

7.2

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
1,440 reviews
KLM
7.7
Good
1,440 reviews
Check prices

Overall

7.7

Crew

8.4

Entertainment

7.1

Comfort

7.6

Boarding

7.8

Food

7.2

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
11,144 reviews
KLM
7.7
Good
1,440 reviews
Check prices

Overall

7.7

Crew

8.4

Entertainment

7.1

Comfort

7.6

Boarding

7.8

Food

7.2

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
1,435 reviews
KLM
7.7
Good
1,440 reviews
Check prices

Overall

7.7

Crew

8.4

Entertainment

7.1

Comfort

7.6

Boarding

7.8

Food

7.2

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
7,681 reviews
KLM
7.7
Good
1,440 reviews
Check prices

Overall

7.7

Crew

8.4

Entertainment

7.1

Comfort

7.6

Boarding

7.8

Food

7.2

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 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?

    The most popular flight routes from Belfast Intl Airport to USA are Belfast Intl - New York John F Kennedy Intl, Belfast Intl - Houston Hobby 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 £359). Flying from Belfast Intl Airport to USA in December is currently the most expensive (average of £520). 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

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Alternative routes for Belfast Intl to USA

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Belfast Intl to USA

Discover the top 3 airlines that operate flights from Belfast Intl 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 16 January 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£368Average£583FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£417Average£589FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Aer LingusCheapest£580Average£1,043FlexibilityNo 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 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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