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Cheap flights from the United States to Belfast from £224

LAX — BHD
27 Sep — 4 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from USA to Belfast

Enter your travel dates to find the best prices.

Cheapest flights from USA to Belfast

Sat 10/1018:20 -
1 stop32h 25m
Wed 21/1021:35 -
1 stop23h 20m
Deal found 25/8£470
Fri 9/1018:20 -
1 stop10h 35m
Fri 16/1006:05 -
1 stop14h 50m
Deal found 25/8£481
Sat 10/1018:20 -
1 stop32h 25m
Fri 16/1006:05 -
1 stop14h 50m
Deal found 26/8£482
Tue 6/1018:20 -
1 stop24h 00m
Wed 14/1020:15 -
1 stop24h 40m
Deal found 24/8£486
Thu 8/1018:20 -
1 stop21h 15m
Thu 15/1020:10 -
1 stop24h 45m
Deal found 24/8£492
Sat 10/1018:20 -
1 stop32h 25m
Sat 17/1006:20 -
1 stop14h 35m
Deal found 27/8£494
Tue 6/1018:20 -
1 stop14h 20m
Wed 14/1018:50 -
1 stop26h 05m
Deal found 24/8£513
Sun 11/1018:20 -
1 stop32h 10m
Sun 18/1007:00 -
2 stops34h 20m
Deal found 27/8£517
Fri 16/1018:20 -
1 stop10h 40m
Sun 25/1007:30 -
1 stop13h 20m
Deal found 27/8£520
Sat 17/1020:30 -
1 stop30h 15m
Thu 22/1006:10 -
1 stop17h 15m
Deal found 24/8£521
Sun 11/1017:20 -
2 stops23h 30m
Sun 18/1007:10 -
3 stops35h 05m
Deal found 27/8£551
Mon 12/1020:30 -
1 stop32h 25m
Mon 19/1020:55 -
1 stop26h 30m
Deal found 27/8£552

Find flight deals from USA to Belfast

Round-trip from

£441

One-way from

£224

Popular in

August

Cheapest in

April

Average price

£965
9/2-16/2
  • 9/2-16/2
  • 2 total stops
  • 41h 50m total
  • USA to Belfast
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19/11
  • 19/11
  • 3 total stops
  • 41h 55m total
  • USA to Belfast
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£11 potential increase over avg. return price).
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Cheapest flight prices on average. 6% potential price decrease (£28 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from the United States to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

OrlandoBelfast

MCO Orlando - BFS Belfast Intl

MCOBFS

Orlando

Tue 9/2

16:50-10:05

1 stop12h 15m

Belfast Intl

Tue 16/2

14:15-14:50

1 stop29h 35m

£441

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Sat 10/10

18:20-07:45

1 stop32h 25m

Belfast Intl

Wed 21/10

21:35-15:55

1 stop23h 20m

£470

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Fri 9/10

18:20-09:55

1 stop10h 35m

Belfast Intl

Fri 16/10

06:05-15:55

1 stop14h 50m

£481

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Sat 10/10

18:20-07:45

1 stop32h 25m

Belfast Intl

Fri 16/10

06:05-15:55

1 stop14h 50m

£482

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Tue 6/10

18:20-23:20

1 stop24h 00m

Belfast Intl

Wed 14/10

20:15-15:55

1 stop24h 40m

£486

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Thu 8/10

18:20-20:35

1 stop21h 15m

Belfast Intl

Thu 15/10

20:10-15:55

1 stop24h 45m

£492

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Sat 10/10

18:20-07:45

1 stop32h 25m

Belfast Intl

Sat 17/10

06:20-15:55

1 stop14h 35m

£494

OrlandoBelfast

MCO Orlando - BFS Belfast Intl

MCOBFS

Orlando

Sat 17/10

20:30-07:45

1 stop30h 15m

Belfast Intl

Thu 22/10

06:10-18:25

1 stop17h 15m

£521
Fastest return journey

New YorkBelfast

JFK New York John F Kennedy Intl - BFS Belfast Intl

JFKBFS

New York John F Kennedy Intl

Fri 16/10

18:20-09:55

1 stop10h 35m

Belfast Intl

Sun 25/10

09:25-16:50

1 stop11h 25m

£535

NewarkBelfast

EWR Newark - BFS Belfast Intl

EWRBFS

Newark

Sun 18/10

20:25-21:00

2 stops19h 35m

Belfast Intl

Mon 2/11

06:00-20:30

2 stops19h 30m

£551

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from USA to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from USA with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from the United States to Belfast

What is the cheapest month to book a flight from USA to Belfast?

Currently, January is the cheapest month in which you can book a flight from USA to Belfast (average of £444). Flying from USA to Belfast in June is currently the most expensive (average of £1,145). 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.

Related info for your journey

  • How long is the flight from USA to Belfast?

    There are many flights that can get you from USA to Belfast in 12h 10m. Fly via British Airways, KLM, or Delta to get the fastest option. USA and Belfast are separated by a distance of 3167 mi. This flight may include one or multiple stops.

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

    When deciding which route to take from USA to Belfast consider Newark - Belfast Intl, New York John F Kennedy Intl - Belfast Intl or New York LaGuardia - Belfast Intl as they are the most popular.

  • Can I find deals for flights from USA to Belfast that include hotel bookings?

    Yes. In addition to deals on USA to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from USA to Belfast?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Belfast.

  • Can I find deals for business class flights from USA to Belfast?

    Yes. Cheapflights offers flight deals from USA to Belfast 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 USA to Belfast?

    Currently, January is the cheapest month in which you can book a flight from USA to Belfast (average of £444). Flying from USA to Belfast in June is currently the most expensive (average of £1,145). 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

Fly with Cheapflights

How does Cheapflights help users find flights from USA to Belfast?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from USA to Belfast. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from USA to Belfast?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from USA to Belfast for you. Better yet — we are completely free to use.

Can Cheapflights find flights from USA to Belfast with no change fees?

Certainly. Search results for flights to Belfast from USA 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 USA to Belfast become cheaper?

Of course! You can now track prices for flights from USA to Belfast and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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