Cheap flights from the United States to Belfast from £141
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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
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 10 יולי 2025.
Round-trip from | £349 |
---|---|
One-way from | £141 |
Popular in | October |
Cheapest in | June |
Average price | £899 |
Find flight deals from USA to Belfast
Cheapest flights from USA to BelfastExplore 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 10 יולי 2025.
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 10 יולי 2025.
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 10 יולי 2025.
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
Los AngelesBelfast
LAX - BFS
LAXBFS
Los Angeles
ד' 17/9
16:30-07:50
1 stop31h 20m
Belfast Intl
ב' 29/9
06:10-13:05
1 stop14h 55m
New YorkBelfast
JFK - BHD
JFKBHD
New York John F Kennedy Intl
ד' 1/10
18:20-15:05
1 stop15h 45m
Belfast City
ג' 14/10
07:05-15:55
1 stop13h 50m
New YorkBelfast
JFK - BFS
JFKBFS
New York John F Kennedy Intl
ד' 22/10
18:20-09:55
1 stop10h 35m
Belfast Intl
ד' 5/11
20:50-15:55
1 stop24h 05m
New YorkBelfast
JFK - BHD
JFKBHD
New York John F Kennedy Intl
ב' 6/10
22:55-15:40
1 stop11h 45m
Belfast City
ו' 17/10
06:35-12:40
1 stop11h 05m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
ד' 27/8
20:10-13:30
1 stop12h 20m
Belfast City
ד' 3/9
06:50-19:50
2 stops18h 00m
New YorkBelfast
JFK - BHD
JFKBHD
New York John F Kennedy Intl
ד' 1/10
14:35-16:55
2 stops21h 20m
Belfast City
ג' 14/10
06:30-19:05
1 stop17h 35m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
א' 10/8
20:10-14:40
1 stop13h 30m
Belfast City
ה' 14/8
16:20-11:25
1 stop24h 05m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
ג' 23/9
18:35-21:15
2 stops21h 40m
Belfast City
ג' 30/9
06:30-19:05
2 stops17h 35m
New YorkBelfast
JFK - BHD
JFKBHD
New York John F Kennedy Intl
א' 3/8
00:50-21:15
1 stop15h 25m
Belfast City
ג' 12/8
17:25-13:25
1 stop25h 00m
New YorkBelfast
LGA - BHD
LGABHD
New York LaGuardia
ד' 22/10
17:28-11:55
2 stops13h 27m
Belfast City
ד' 5/11
11:25-22:30
2 stops16h 05m
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.
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 £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 10 יולי 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.
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 10 יולי 2025.
Read reviews from past customers who have flown with Delta, KLM, andAir France from the United States to Belfast. 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.
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Kim,May 2025
PIH - SLC
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Kim,May 2025
PIH - SLC
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Kim,May 2025
PIH - SLC
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Kim,May 2025
PIH - SLC
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Kim,May 2025
PIH - SLC
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Kim,May 2025
PIH - SLC
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.
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Alternative routes for USA to Belfast
See prices for flight routes from nearby airports that may be better suited for you.
Fly with Cheapflights
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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.