Find flights
When to book
Airlines
FAQs

Cheap flights from the United States to Belfast from £196

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 23/3. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BHD
26 Feb — 5 Mar1
1 adult

Cheap flight deals from USA to Belfast

Keep the following information in mind while searching for USA to Belfast flight deals. Data was last updated 21 February 2025.

Round-trip from

£402

One-way from

£196

Popular in

October

Cheapest in

August

Average price

£584
7/4-23/4
  • 7/4-23/4
  • 2 total stops
  • 44h 55m total
  • USA to Belfast
Search Deals
23/3
  • 23/3
  • 1 total stop
  • 10h 20m total
  • USA to Belfast
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£97 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from USA to Belfast

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 21 February 2025.

Mon 7/418:20JFK - BFS
1 stop21h 05mMultiple Airlines
Wed 23/421:05BFS - JFK
1 stop23h 50mMultiple Airlines
Deal found 20/2£402
Thu 27/319:20BOS - BFS
2 stops19h 35mMultiple Airlines
Mon 31/319:10BFS - BOS
2 stops27h 40mMultiple Airlines
Deal found 20/2£468
Wed 23/420:05JFK - BHD
1 stop10h 50mBritish Airways
Wed 30/411:30BHD - JFK
1 stop11h 05mBritish Airways
Deal found 20/2£477
Sat 4/1022:50IAD - BHD
1 stop11h 15mBritish Airways
Sat 11/1009:35BHD - IAD
1 stop15h 45mBritish Airways
Deal found 20/2£507
Mon 7/419:30ORD - BFS
2 stops19h 25mMultiple Airlines
Mon 14/408:10BFS - ORD
2 stops16h 10mMultiple Airlines
Deal found 21/2£509
Fri 21/319:15JFK - BHD
1 stop10h 05mMultiple Airlines
Fri 23/506:55BHD - JFK
2 stops44h 05mMultiple Airlines
Deal found 20/2£513
Fri 28/300:20JFK - BHD
1 stop12h 55mFinnair
Tue 1/420:20BHD - JFK
2 stops26h 47mFinnair
Deal found 19/2£535
Thu 20/315:40EWR - BFS
2 stops26h 25mMultiple Airlines
Thu 27/317:45BFS - EWR
2 stops30h 18mMultiple Airlines
Deal found 20/2£562
Sun 6/418:50BWI - BFS
2 stops22h 30mMultiple Airlines
Sun 13/423:30BFS - BWI
3 stops23h 10mMultiple Airlines
Deal found 20/2£580
Sun 6/420:30IAD - BFS
2 stops20h 00mMultiple Airlines
Sun 13/423:30BFS - IAD
3 stops24h 50mMultiple Airlines
Deal found 21/2£673
Mon 31/300:50JFK - BHD
1 stop15h 25mKLM
Thu 10/417:25BHD - JFK
1 stop24h 55mKLM
Deal found 19/2£682
Sat 5/406:00PHL - BFS
2 stops35h 25mMultiple Airlines
Sat 12/413:05BFS - PHL
2 stops39h 44mMultiple Airlines
Deal found 20/2£684

Find flights from USA to Belfast within your budget

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 21 February 2025.

Fly from

USA

Fly to

Belfast

Route

Depart

Return

Price

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Mon 7/4

18:20-20:25

1 stop21h 05m

Belfast Intl

Wed 23/4

21:05-15:55

1 stop23h 50m

£402

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Thu 27/3

19:20-18:55

2 stops19h 35m

Belfast Intl

Mon 31/3

19:10-17:50

2 stops27h 40m

£468

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 23/4

20:05-11:55

1 stop10h 50m

Belfast City

Wed 30/4

11:30-17:35

1 stop11h 05m

£477

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Mon 7/4

19:30-20:55

2 stops19h 25m

Belfast Intl

Mon 14/4

08:10-18:20

2 stops16h 10m

£509

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Fri 21/3

19:15-09:20

1 stop10h 05m

Belfast City

Fri 23/5

06:55-22:00

2 stops44h 05m

£513

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Fri 28/3

00:20-17:15

1 stop12h 55m

Belfast City

Tue 1/4

20:20-18:07

2 stops26h 47m

£535

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Thu 20/3

15:40-22:05

2 stops26h 25m

Belfast Intl

Thu 27/3

17:45-20:03

2 stops30h 18m

£562

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Sun 6/4

18:50-22:20

2 stops22h 30m

Belfast Intl

Sun 13/4

23:30-17:40

3 stops23h 10m

£580

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sun 6/4

20:30-21:30

2 stops20h 00m

Belfast Intl

Sun 13/4

23:30-19:20

3 stops24h 50m

£673

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sat 15/3

22:55-14:15

1 stop11h 20m

Belfast City

Sat 22/3

06:40-20:15

2 stops17h 35m

£677

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 38 results
1
2
3
4

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.

Travel insights for flights from USA to Belfast

Get recent, data-driven insights about flights from USA to Belfast including ideal travel times, pricing trends, and more.

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 £67). Flying from USA to Belfast in July is currently the most expensive (average of £90). 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.

What is the cheapest time of day to fly from US to BFS?

Find hourly flight availability from USA to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

When flying from USA to Belfast, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Belfast by month

Plan your trip to Belfast by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belfast ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.

Temperature in Belfast by month

Plan your trip to Belfast by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belfast, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. 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 Belfast. Reviews last updated 21 February 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from USA to Belfast by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very Good
8,213 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,331 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,273 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
8,213 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines to fly from USA to Belfast one-way?

    One-way options have recently been found by users for as low as £368 on British Airways. Other airlines that offer cheap prices include Delta from £395 and Virgin Atlantic from £424 one-way.

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

    When deciding which route to take from USA to Belfast consider Seattle/Tacoma Intl - Belfast Intl, New York John F Kennedy Intl - Belfast Intl or Chicago O'Hare Intl - 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 £67). Flying from USA to Belfast in July is currently the most expensive (average of £90). 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 USA to Belfast

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Belfast Intl flights
Boston to Belfast Intl flights
John F Kennedy Intl to Belfast Intl flights
John F Kennedy Intl to Belfast City flights
O'Hare Intl to Belfast Intl flights
Newark to Belfast Intl flights
Pearson Intl to Belfast City flights
Boston to Belfast City flights
Dallas/Fort Worth to Belfast Intl flights
LaGuardia to Belfast City flights
Seattle to Belfast City flights
Los Angeles to Belfast Intl flights
Los Angeles to Belfast City flights
Philadelphia to Belfast City flights
Raleigh to Belfast City flights
Hobby to Belfast City flights
George Bush Intcntl to Belfast Intl flights
Austin to Belfast Intl flights
San Francisco to Belfast Intl flights
George Bush Intcntl to Belfast City flights
Vancouver Intl to Belfast Intl flights
Denver to Belfast Intl flights
Denver to Belfast City flights
Minneapolis to Belfast Intl flights
San Francisco to Belfast City 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 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.