Find flights
When to book
FAQs

Cheap flights from the United States to Belfast from £223

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 28/7. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BHD
12 Jun — 19 Jun1
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
Explore the most affordable flight options available from USA to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 May 2026.

Mon 3/823:10
JFK
-
BFS
3 stops19h 10m
Multiple Airlines
Mon 10/818:50
BFS
-
JFK
3 stops32h 35m
Multiple Airlines
Deal found 12/5£561
Wed 27/520:25
EWR
-
BFS
2 stops14h 30m
Multiple Airlines
Tue 2/622:30
BFS
-
EWR
3 stops46h 00m
Multiple Airlines
Deal found 12/5£568
Thu 1/1020:30
JFK
-
BFS
3 stops21h 55m
Multiple Airlines
Tue 6/1019:20
BFS
-
JFK
2 stops22h 00m
Multiple Airlines
Deal found 12/5£568
Thu 4/606:00
EWR
-
BFS
3 stops31h 55m
Multiple Airlines
Sun 7/607:00
BFS
-
EWR
3 stops37h 30m
Multiple Airlines
Deal found 12/5£569
Wed 3/618:20
JFK
-
BFS
1 stop13h 00m
Multiple Airlines
Mon 8/618:50
BFS
-
JFK
1 stop32h 40m
Multiple Airlines
Deal found 10/5£588
Thu 11/606:00
EWR
-
BFS
3 stops31h 55m
Multiple Airlines
Thu 18/620:05
BFS
-
EWR
2 stops23h 50m
Multiple Airlines
Deal found 12/5£591
Thu 11/606:35
EWR
-
BFS
3 stops31h 20m
Multiple Airlines
Wed 17/620:15
BFS
-
EWR
3 stops29h 45m
Multiple Airlines
Deal found 9/5£593
Thu 24/918:20
JFK
-
BHD
1 stop19h 20m
Multiple Airlines
Sat 26/907:00
BHD
-
JFK
1 stop13h 55m
Multiple Airlines
Deal found 12/5£594
Mon 18/523:40
JFK
-
BFS
1 stop18h 40m
Multiple Airlines
Tue 2/607:35
BFS
-
JFK
2 stops43h 55m
Multiple Airlines
Deal found 11/5£596
Tue 16/607:34
EWR
-
BFS
3 stops31h 16m
Multiple Airlines
Mon 22/620:35
BFS
-
EWR
2 stops25h 15m
Multiple Airlines
Deal found 11/5£600
Thu 4/620:30
JFK
-
BFS
2 stops17h 25m
Multiple Airlines
Sun 7/607:10
BFS
-
JFK
3 stops41h 55m
Multiple Airlines
Deal found 11/5£603
Mon 16/1100:55
EWR
-
BFS
2 stops28h 10m
Multiple Airlines
Tue 24/1108:50
BFS
-
EWR
3 stops35h 30m
Multiple Airlines
Deal found 10/5£605

Find flight deals from USA to Belfast

Keep the following information in mind while searching for USA to Belfast flight deals. Data was last updated 13 May 2026.

Round-trip from

£561

One-way from

£223

Popular in

December

Cheapest in

November
3/8-10/8
  • 3/8-10/8
  • 6 total stops
  • 51h 45m total
  • USA to Belfast
Search Deals
28/7
  • 28/7
  • 1 total stop
  • 24h 00m total
  • USA to Belfast
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£17 potential savings vs. average return price).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from USA to Belfast 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 13 May 2026.
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
Fastest return journey

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Thu 1/10

18:20-09:55

1 stop10h 35m

Belfast Intl

Tue 6/10

08:20-15:55

1 stop12h 35m

£585

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 3/6

18:20-12:20

1 stop13h 00m

Belfast Intl

Mon 8/6

18:50-22:30

1 stop32h 40m

£588

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Thu 11/6

06:00-18:55

3 stops31h 55m

Belfast Intl

Thu 18/6

20:05-14:55

2 stops23h 50m

£591

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Mon 3/8

20:30-17:50

2 stops16h 20m

Belfast Intl

Mon 10/8

18:50-22:25

3 stops32h 35m

£605

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Thu 4/6

20:25-21:45

2 stops20h 20m

Belfast Intl

Sun 7/6

07:10-21:00

3 stops42h 50m

£614

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Thu 4/6

20:30-23:05

2 stops21h 35m

Belfast Intl

Sun 7/6

07:00-08:50

3 stops30h 50m

£616

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Thu 18/6

09:00-18:55

3 stops28h 55m

Belfast Intl

Mon 22/6

20:35-19:58

2 stops28h 23m

£624

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Mon 20/7

20:25-23:05

3 stops21h 40m

Belfast Intl

Tue 28/7

23:30-19:15

2 stops24h 45m

£630

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Tue 16/6

09:00-19:50

2 stops29h 50m

Belfast Intl

Mon 22/6

20:35-16:50

2 stops25h 15m

£637

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Tue 8/9

20:25-23:20

3 stops21h 55m

Belfast Intl

Fri 11/9

20:35-21:00

2 stops29h 25m

£639

Flights are sorted by cheapest return flights first.

Deals found on 11/5

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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
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 the United States to Belfast

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

Currently, November is the cheapest month in which you can book a flight from USA to Belfast (average of £340). Flying from USA to Belfast in June is currently the most expensive (average of £463). 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

Find useful and relevant information for your journey from USA to Belfast. 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 USA to Belfast?

    There are many flights that can get you from USA to Belfast in 14h 51m. Fly via British Airways or American Airlines to get the fastest option. USA and Belfast are separated by a distance of 4443 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, November is the cheapest month in which you can book a flight from USA to Belfast (average of £340). Flying from USA to Belfast in June is currently the most expensive (average of £463). 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.

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 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.

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.