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Cheap flights from North America to Belfast from £170

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
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from North America to Belfast

Keep the following information in mind while searching for North America to Belfast flight deals. Data was last updated 27 November 2025.

Round-trip from

£373

One-way from

£170

Popular in

April

Cheapest in

November

Average price

£348
British Airways
  • British Airways
  • 18/1-29/1
  • 2 total stops
  • 20h 35m total
  • North America to Belfast
Search Deals
23/3
  • 23/3
  • 1 total stop
  • 33h 25m total
  • North America to Belfast
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£114 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from North America to Belfast

Enter your travel dates to find the best prices.

Cheapest flights from North America to Belfast
Explore the most affordable flight options available from North America to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 November 2025.

Wed 3/1206:15BOS - BFS
3 stops26h 20mMultiple Airlines
Wed 10/1206:00BFS - BOS
2 stops19h 20mMultiple Airlines
Deal found 26/11£478
Mon 1/1216:20BOS - BFS
2 stops22h 55mMultiple Airlines
Tue 16/1207:05BFS - BOS
2 stops42h 15mMultiple Airlines
Deal found 25/11£522
Tue 2/1211:34SEA - BHD
2 stops19h 16mBritish Airways
Mon 8/1219:25BHD - SEA
2 stops34h 25mBritish Airways
Deal found 25/11£545
Tue 2/1218:50SEA - BHD
1 stop15h 50mBritish Airways
Tue 9/1206:35BHD - SEA
1 stop12h 55mBritish Airways
Deal found 25/11£567
Wed 3/1218:50SEA - BHD
1 stop28h 40mBritish Airways
Tue 9/1206:35BHD - SEA
1 stop12h 55mBritish Airways
Deal found 25/11£575
Tue 2/1211:34SEA - BHD
2 stops19h 16mBritish Airways
Sun 7/1206:30BHD - SEA
2 stops24h 55mBritish Airways
Deal found 25/11£581
Mon 1/1200:59SEA - BHD
2 stops26h 31mAmerican Airlines
Tue 9/1208:45BHD - SEA
2 stops22h 40mAmerican Airlines
Deal found 25/11£586
Wed 3/1219:50BOS - BFS
2 stops14h 40mMultiple Airlines
Wed 17/1218:25BFS - BOS
3 stops30h 30mMultiple Airlines
Deal found 26/11£621
Wed 3/1218:50SEA - BHD
1 stop28h 40mBritish Airways
Mon 8/1214:40BHD - SEA
1 stop28h 50mBritish Airways
Deal found 25/11£622
Mon 29/1220:41JFK - BHD
2 stops30h 44mBritish Airways
Tue 6/118:00BHD - JFK
2 stops30h 29mBritish Airways
Deal found 24/11£623
Mon 1/1200:59SEA - BHD
2 stops26h 31mAmerican Airlines
Sun 7/1209:10BHD - SEA
2 stops22h 15mAmerican Airlines
Deal found 25/11£624
Mon 1/1200:59SEA - BHD
2 stops26h 31mAmerican Airlines
Mon 8/1209:15BHD - SEA
1 stop34h 15mAmerican Airlines
Deal found 25/11£626

Cheapflights Fare Finder

 
Customise your flight search to find flights from North America 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 27 November 2025.
Use the filters below to find and compare flights from North America to Belfast that are best for you.

Fly from

North America

Fly to

Belfast

Route

Depart

Return

Price

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Sun 18/1

23:20-13:55

1 stop9h 35m

Belfast City

Thu 29/1

15:05-21:05

1 stop11h 00m

£373

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Tue 17/3

00:20-14:50

1 stop10h 30m

Belfast City

Fri 27/3

08:45-15:20

1 stop10h 35m

£374

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Tue 10/3

00:20-16:45

1 stop12h 25m

Belfast City

Wed 18/3

11:25-20:35

1 stop13h 10m

£377

NewarkBelfast

EWR - BHD

EWRBHD

Newark

Wed 11/3

19:30-09:10

1 stop9h 40m

Belfast City

Wed 18/3

06:35-20:35

1 stop18h 00m

£402

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sun 18/1

18:05-10:05

1 stop11h 00m

Belfast Intl

Thu 29/1

06:30-22:00

2 stops20h 30m

£405

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 8/4

20:55-11:55

1 stop10h 00m

Belfast City

Mon 13/4

19:30-11:10

1 stop20h 40m

£412

NewarkBelfast

EWR - BHD

EWRBHD

Newark

Sun 29/3

21:25-13:05

1 stop10h 40m

Belfast City

Wed 8/4

06:50-13:55

1 stop12h 05m

£416

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Thu 5/2

08:20-08:20

1 stop19h 00m

Belfast Intl

Mon 9/2

06:40-22:55

1 stop21h 15m

£433

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Fri 23/1

15:30-17:15

1 stop17h 45m

Belfast City

Tue 3/2

06:35-15:50

1 stop17h 15m

£436

NewarkBelfast

EWR - BHD

EWRBHD

Newark

Thu 29/1

21:35-14:00

1 stop11h 25m

Belfast City

Mon 2/2

14:40-13:50

1 stop28h 10m

£438

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 60 results
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Best time to book a flight from North America to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from North America 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 North America to Belfast

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

Currently, September is the cheapest month in which you can book a flight from North America to Belfast (average of £405). Flying from North America to Belfast in November is currently the most expensive (average of £498). 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 NA to BFS?

Find hourly flight availability from North America 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 27 November 2025.

It’s optimal to fly from North America to Belfast at midday. By choosing this option you can save up to 33% on the cost of your flight, compared to a flight in the evening.

Related info for your journey

Find useful and relevant information for your journey from North America 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 North America to Belfast?

    Airlines like British Airways fly from North America to Belfast in about 9h 35m. The time it takes to get you to your destination can typically vary by up to . North America and Belfast are separated by a distance of 3167 mi.

  • What are the most popular routes from North America to Belfast?

    Most travelers choose New York John F Kennedy Intl - Belfast Intl, Newark - Belfast Intl or New York John F Kennedy Intl - Belfast City when deciding on the best route from North America to Belfast.

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

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

  • How can I find direct flights from North America to Belfast?

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

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

    Yes. Cheapflights offers flight deals from North America 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 North America to Belfast?

    Currently, September is the cheapest month in which you can book a flight from North America to Belfast (average of £405). Flying from North America to Belfast in November is currently the most expensive (average of £498). 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

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Alternative routes for North America to Belfast

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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How does Cheapflights help users find flights from North America to Belfast?

Cheapflights makes it easy to find North America to Belfast flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from North America to Belfast, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from North America to Belfast become cheaper?

Of course! You can now track prices for flights from North America 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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