Cheap flights from North America to Belfast from £135
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 17/10. Fares are subject to change and may not be available on all flights or dates of travel.
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 11 July 2025.
Find flight deals from North America to Belfast
Cheapest flights from North America to BelfastExplore 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 11 July 2025.
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 11 July 2025.
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 11 July 2025.
Use the filters below to find and compare flights from North America to Belfast that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
Sun 14/9
20:05-11:30
1 stop10h 25m
Belfast City
Mon 15/9
15:25-15:00
2 stops28h 35m
New YorkBelfast
JFK - BFS
JFKBFS
New York John F Kennedy Intl
Sun 5/10
18:20-20:20
1 stop21h 00m
Belfast Intl
Sat 11/10
09:40-15:55
1 stop11h 15m
New YorkBelfast
JFK - BHD
JFKBHD
New York John F Kennedy Intl
Sun 5/10
18:20-20:25
1 stop21h 05m
Belfast City
Sat 11/10
07:00-15:55
1 stop13h 55m
BostonBelfast
BOS - BFS
BOSBFS
Boston Logan Intl
Sun 14/9
21:55-18:50
1 stop15h 55m
Belfast Intl
Mon 15/9
21:00-21:55
2 stops29h 55m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
Mon 10/11
21:35-14:15
1 stop11h 40m
Belfast City
Mon 17/11
08:00-20:55
2 stops17h 55m
New YorkBelfast
JFK - BHD
JFKBHD
New York John F Kennedy Intl
Wed 13/8
22:55-15:35
1 stop11h 40m
Belfast City
Tue 19/8
13:40-19:55
1 stop11h 15m
New YorkBelfast
JFK - BHD
JFKBHD
New York John F Kennedy Intl
Wed 27/8
19:29-13:30
1 stop13h 01m
Belfast City
Wed 3/9
16:05-22:00
1 stop10h 55m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
Fri 26/9
07:15-08:50
1 stop20h 35m
Belfast City
Tue 30/9
16:25-11:15
1 stop23h 50m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
Tue 23/9
18:35-16:55
2 stops17h 20m
Belfast City
Tue 30/9
06:30-16:00
2 stops14h 30m
New YorkBelfast
JFK - BHD
JFKBHD
New York John F Kennedy Intl
Sun 3/8
00:50-21:15
1 stop15h 25m
Belfast City
Tue 12/8
17:25-13:25
1 stop25h 00m
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.
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, January is the cheapest month in which you can book a flight from North America to Belfast (average of £67). Flying from North America 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 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 11 July 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from North America to Belfast as you normally would.
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 11 July 2025.
Read through reviews of airlines operating flights from North America to Belfast, such as Delta, KLM, andAir France. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Kim,May 2025
PIH - SLC
Crew
Boarding
Overall
Food
Comfort
Entertainment
Reviews
Kim,May 2025
PIH - SLC
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.
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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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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?
Cheapflights simply makes it quick and affordable to book flights from North America to Belfast by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
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.