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Cheap flights from Belfast to the United States from £226

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 24/9. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — LAX
17 Jun — 24 Jun1
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 18 May 2026.

Tue 16/620:15
BFS
-
JFK
1 stop31h 45m
Multiple Airlines
Sat 4/718:20
JFK
-
BFS
1 stop12h 35m
Multiple Airlines
Deal found 14/5£506
Sun 20/906:30
BHD
-
JFK
1 stop12h 55m
British Airways
Wed 30/920:20
JFK
-
BHD
1 stop12h 15m
British Airways
Deal found 15/5£507
Sun 20/906:30
BHD
-
EWR
1 stop12h 25m
British Airways
Wed 30/917:50
EWR
-
BHD
1 stop13h 10m
British Airways
Deal found 15/5£508
Thu 11/606:10
BFS
-
MCO
1 stop17h 15m
Multiple Airlines
Tue 16/620:30
MCO
-
BFS
1 stop30h 10m
Multiple Airlines
Deal found 17/5£516
Wed 17/608:30
BFS
-
JFK
1 stop19h 30m
Multiple Airlines
Sat 4/718:20
JFK
-
BFS
1 stop12h 35m
Multiple Airlines
Deal found 14/5£528
Wed 17/608:30
BFS
-
JFK
1 stop19h 30m
Multiple Airlines
Sun 5/718:20
JFK
-
BFS
2 stops20h 05m
Multiple Airlines
Deal found 14/5£531
Tue 16/620:15
BFS
-
JFK
1 stop31h 45m
Multiple Airlines
Sun 5/723:50
JFK
-
BFS
2 stops41h 35m
Multiple Airlines
Deal found 14/5£541
Thu 4/614:10
BFS
-
JFK
2 stops26h 15m
Multiple Airlines
Mon 8/623:10
JFK
-
BFS
2 stops16h 30m
Multiple Airlines
Deal found 14/5£553
Tue 16/620:15
BFS
-
JFK
1 stop31h 45m
Multiple Airlines
Mon 22/618:20
JFK
-
BFS
1 stop24h 00m
Multiple Airlines
Deal found 17/5£562
Thu 15/1020:10
BFS
-
JFK
1 stop24h 45m
Multiple Airlines
Sun 18/1018:20
JFK
-
BFS
1 stop10h 45m
Multiple Airlines
Deal found 15/5£565
Wed 17/612:45
BHD
-
JFK
1 stop15h 15m
Multiple Airlines
Sat 4/718:20
JFK
-
BHD
1 stop14h 20m
Multiple Airlines
Deal found 14/5£582
Thu 4/608:20
BFS
-
EWR
2 stops15h 55m
Multiple Airlines
Mon 8/620:25
EWR
-
BFS
2 stops19h 15m
Multiple Airlines
Deal found 18/5£597

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 18 May 2026.

Round-trip from

£506

One-way from

£226

Popular in

May

Cheapest in

January

Average price

£635
16/6-4/7
  • 16/6-4/7
  • 2 total stops
  • 44h 20m total
  • Belfast to USA
Search Deals
24/9
  • 24/9
  • 2 total stops
  • 37h 15m total
  • Belfast to USA
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£29 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 18 May 2026.
Use the filters below to find and compare flights from Belfast to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Thu 11/6

06:10-18:25

1 stop17h 15m

Orlando

Tue 16/6

20:30-07:40

1 stop30h 10m

£516

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Thu 15/10

20:10-15:55

1 stop24h 45m

New York John F Kennedy Intl

Sun 18/10

18:20-10:05

1 stop10h 45m

£565

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Thu 4/6

08:20-19:15

2 stops15h 55m

Newark

Mon 8/6

20:25-20:40

2 stops19h 15m

£597

BelfastOrlando

BFS - MCO

BFSMCO

Belfast Intl

Mon 13/7

07:00-18:25

1 stop16h 25m

Orlando

Mon 27/7

20:30-07:30

1 stop30h 00m

£603

BelfastOrlando

BHD - MCO

BHDMCO

Belfast City

Mon 7/9

19:35-20:20

2 stops29h 45m

Orlando

Mon 21/9

13:03-15:30

2 stops21h 27m

£612

BelfastNew York

BFS - JFK

BFSJFK

Belfast Intl

Thu 4/6

14:10-11:25

2 stops26h 15m

New York John F Kennedy Intl

Mon 8/6

23:10-20:40

3 stops16h 30m

£615

BelfastNew York

BFS - LGA

BFSLGA

Belfast Intl

Thu 4/6

08:20-18:10

2 stops14h 50m

New York LaGuardia

Mon 8/6

06:30-20:40

3 stops33h 10m

£616

BelfastNewark

BFS - EWR

BFSEWR

Belfast Intl

Thu 15/10

20:55-19:15

3 stops27h 20m

Newark

Sun 18/10

20:25-23:10

3 stops21h 45m

£633

BelfastNew York

BFS - LGA

BFSLGA

Belfast Intl

Wed 1/7

05:55-22:35

2 stops21h 40m

New York LaGuardia

Wed 8/7

16:00-19:15

2 stops22h 15m

£634

BelfastOrlando

BHD - MCO

BHDMCO

Belfast City

Mon 7/9

09:50-01:00

2 stops20h 10m

Orlando

Mon 21/9

19:15-16:55

2 stops16h 40m

£635

Flights are sorted by cheapest return flights first.

Deals found on 17/5

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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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, November is the cheapest month in which you can book a flight from Belfast to USA (average of £363). Flying from Belfast to USA in April is currently the most expensive (average of £465). 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 18 May 2026.
Check out reviews from past customers who have flown with KLM,Finnair, 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
7.8
Good
1,517 reviews
Check prices

Entertainment

7.2

Food

7.3

Overall

7.8

Boarding

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,517 reviews
KLM
7.8
Good
1,517 reviews
Check prices

Entertainment

7.2

Food

7.3

Overall

7.8

Boarding

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Finnair
7.7
Good
1,396 reviews
KLM
7.8
Good
1,517 reviews
Check prices

Entertainment

7.2

Food

7.3

Overall

7.8

Boarding

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Aer Lingus
7.3
Good
1,566 reviews
KLM
7.8
Good
1,517 reviews
Check prices

Entertainment

7.2

Food

7.3

Overall

7.8

Boarding

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
American Airlines
7.1
Good
11,648 reviews
KLM
7.8
Good
1,517 reviews
Check prices

Entertainment

7.2

Food

7.3

Overall

7.8

Boarding

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6.7
Okay
7,988 reviews
KLM
7.8
Good
1,517 reviews
Check prices

Entertainment

7.2

Food

7.3

Overall

7.8

Boarding

7.8

Comfort

7.7

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

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 11h 30m. 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 - New York John F Kennedy Intl, Belfast Intl - Newark or Belfast City - Houston Hobby 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, November is the cheapest month in which you can book a flight from Belfast to USA (average of £363). Flying from Belfast to USA in April is currently the most expensive (average of £465). 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.
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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 18 May 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£390Average£607FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£476Average£545FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapest£509Average£616FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£1,172Average£1,308FlexibilityNo 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.

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