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Belfast

$221+ Cheap flights from the United States to Belfast

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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BHD
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
1 adult, Economy
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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 April 1, 2025.

Round-trip from

$498
(Mytrip)

One-way from

$304
(Kiwi.com)

Popular in

October

Cheapest in

August

Average price

$660
From USA to Belfast
Search Deals
One-way flight from USA to Belfast
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($140 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($46 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 1, 2025.

This PLAY deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/67:15 pmBOS - BFS
2 stops22h 55mMultiple Airlines
Mon 5/126:45 amBFS - BOS
2 stops16h 05mMultiple Airlines
Deal found 3/31$529
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/86:20 pmJFK - BFS
1 stop10h 35mMultiple Airlines
Fri 9/126:15 amBFS - JFK
1 stop14h 40mMultiple Airlines
Deal found 3/31$639
This Gurufare deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/237:00 pmEWR - BHD
2 stops15h 35mBritish Airways
Wed 4/3011:30 amBHD - EWR
1 stop12h 55mBritish Airways
Deal found 3/31$640
This Cheapflightsfares deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:30 pmJFK - BHD
1 stop11h 25mBritish Airways
Sun 5/41:00 pmBHD - JFK
1 stop11h 25mBritish Airways
Deal found 4/1$649
This Finnair deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1710:59 pmDFW - BHD
1 stop13h 41mMultiple Airlines
Tue 9/308:20 pmBHD - DFW
1 stop22h 05mMultiple Airlines
Deal found 3/31$671
This American Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/179:15 pmDFW - BHD
1 stop12h 20mAmerican Airlines
Tue 9/309:35 amBHD - DFW
2 stops17h 30mAmerican Airlines
Deal found 3/31$686
This Kiwi.com deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/66:20 pmJFK - BHD
1 stop14h 25mMultiple Airlines
Fri 9/127:00 amBHD - JFK
1 stop13h 55mMultiple Airlines
Deal found 3/31$691
This oojo deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/47:20 pmMCI - BHD
2 stops16h 10mBritish Airways
Fri 8/159:30 amBHD - MCI
2 stops17h 06mBritish Airways
Deal found 3/31$695
This oojo deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/172:12 pmDFW - BHD
2 stops15h 43mBritish Airways
Tue 9/309:35 amBHD - DFW
2 stops17h 32mBritish Airways
Deal found 3/31$695
This American Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/249:25 pmEWR - BHD
1 stop13h 05mAmerican Airlines
Sun 11/25:30 amBHD - EWR
1 stop12h 30mAmerican Airlines
Deal found 3/31$710
This American Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/236:30 pmJFK - BHD
1 stop12h 25mAmerican Airlines
Wed 4/304:05 pmBHD - JFK
1 stop10h 55mAmerican Airlines
Deal found 3/31$772
This Mytrip deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/139:55 amORD - BFS
2 stops28h 40mMultiple Airlines
Tue 5/206:15 amBFS - ORD
3 stops46h 24mMultiple Airlines
Deal found 3/31$792

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated April 1, 2025.
Use the filters below to find and compare flights from the United States to Belfast that are best for you.

Fly from

USA

Fly to

Belfast

Route

Depart

Return

Price

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Tue 5/6

7:15 pm-11:10 pm

2 stops22h 55m

Belfast Intl

Mon 5/12

6:45 am-5:50 pm

2 stops16h 05m

$529

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Mon 9/8

6:20 pm-9:55 am

1 stop10h 35m

Belfast Intl

Fri 9/12

6:15 am-3:55 pm

1 stop14h 40m

$639

NewarkBelfast

EWR - BHD

EWRBHD

Newark

Wed 4/23

7:00 pm-3:35 pm

2 stops15h 35m

Belfast City

Wed 4/30

11:30 am-7:25 pm

1 stop12h 55m

$640

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 4/30

7:30 pm-11:55 am

1 stop11h 25m

Belfast City

Sun 5/4

1:00 pm-7:25 pm

1 stop11h 25m

$649

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Wed 9/17

10:59 pm-6:40 pm

1 stop13h 41m

Belfast City

Tue 9/30

8:20 pm-12:25 pm

1 stop22h 05m

$671

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Wed 9/17

9:15 pm-3:35 pm

1 stop12h 20m

Belfast City

Tue 9/30

9:35 am-9:05 pm

2 stops17h 30m

$686

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Sat 9/6

6:20 pm-1:45 pm

1 stop14h 25m

Belfast City

Fri 9/12

7:00 am-3:55 pm

1 stop13h 55m

$691

Kansas CityBelfast

MCI - BHD

MCIBHD

Kansas City

Mon 8/4

7:20 pm-5:30 pm

2 stops16h 10m

Belfast City

Fri 8/15

9:30 am-8:36 pm

2 stops17h 06m

$695

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Wed 9/17

2:12 pm-11:55 am

2 stops15h 43m

Belfast City

Tue 9/30

9:35 am-9:07 pm

2 stops17h 32m

$695

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Wed 4/23

6:30 pm-11:55 am

1 stop12h 25m

Belfast City

Wed 4/30

4:05 pm-10:00 pm

1 stop10h 55m

$772

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 43 results
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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 round-trip 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, February is the cheapest month in which you can book a flight from USA to Belfast (average of $657). Flying from USA to Belfast in June is currently the most expensive (average of $1,189). 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 April 1, 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 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Belfast when rainfall is around 2.0 in.

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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 April 1, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from USA to Belfast to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,899 reviews

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Boarding

8.2

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
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Boarding

8.2

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
1,321 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Boarding

8.2

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
1,267 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Boarding

8.2

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.
Air France
7.4
Good
1,425 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Boarding

8.2

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
7.4
Good
636 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Boarding

8.2

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 $499 on British Airways. Other airlines that offer cheap prices include Virgin Atlantic from $548 and KLM from $556 one-way.

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

    The most popular flight routes from USA to Belfast are New York John F Kennedy Intl - Belfast Intl, New York John F Kennedy Intl - Belfast City and Chicago O'Hare Intl - Belfast Intl.

  • 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 vacation 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, February is the cheapest month in which you can book a flight from USA to Belfast (average of $657). Flying from USA to Belfast in June is currently the most expensive (average of $1,189). 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 USA to Belfast

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Belfast Intl flights
John F Kennedy Intl to Belfast City flights
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Top 2 airlines flying from USA to Belfast

Discover the top 2 airlines that operate flights from USA to Belfast. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$493Average$811FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$548Average$817FlexibilityNo cancel feeOn-time70%
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