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Belfast

$197+ 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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BHD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$531
(Mytrip)

One-way from

$197
(Kiwi.com)

Popular in

October

Cheapest in

June

Average price

$690
From USA to Belfast
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One-way flight from USA to Belfast
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Highest demand for flights based on searches. 13% potential increase in price ($141 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Connections by easyJet deal was found by Cheapflights users on 6/10. 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 Connections by easyJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:20 pmJFK - BFS
1 stop10h 35mMultiple Airlines
Mon 9/228:55 pmBFS - JFK
1 stop24h 00mMultiple Airlines
Deal found 6/10$500
This Bravofly deal was found by Cheapflights users on 6/11. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/312:50 amJFK - BHD
1 stop11h 05mVirgin Atlantic
Wed 8/205:25 pmBHD - JFK
1 stop10h 25mVirgin Atlantic
Deal found 6/11$536
This Bravofly deal was found by Cheapflights users on 6/10. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/38:59 pmBOS - BHD
2 stops14h 56mMultiple Airlines
Tue 8/196:30 amBHD - BOS
1 stop16h 55mMultiple Airlines
Deal found 6/10$559
This KLM deal was found by Cheapflights users on 6/9. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:15 pmBOS - BHD
1 stop15h 40mKLM
Thu 9/185:25 pmBHD - BOS
1 stop25h 15mKLM
Deal found 6/9$561
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/312:50 amJFK - BHD
1 stop15h 25mDelta
Wed 8/205:25 pmBHD - JFK
1 stop10h 25mDelta
Deal found 6/12$562
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Tue 9/166:20 pmJFK - BHD
1 stop14h 25mMultiple Airlines
Mon 9/227:05 amBHD - JFK
1 stop13h 50mMultiple Airlines
Deal found 6/10$587
This PLAY deal was found by Cheapflights users on 6/9. 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.
Fri 11/286:20 pmBOS - BFS
2 stops13h 55mMultiple Airlines
Mon 12/16:00 amBFS - BOS
2 stops16h 00mMultiple Airlines
Deal found 6/9$590
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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 8/277:45 pmBOS - BHD
1 stop11h 10mBritish Airways
Wed 9/31:50 pmBHD - BOS
1 stop11h 20mBritish Airways
Deal found 6/12$606
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/268:15 pmBOS - BHD
2 stops20h 00mDelta
Tue 9/306:30 amBHD - BOS
2 stops14h 41mDelta
Deal found 6/12$624
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Mon 9/13:30 pmEWR - BFS
2 stops19h 40mMultiple Airlines
Sun 9/710:55 pmBFS - EWR
2 stops28h 54mMultiple Airlines
Deal found 6/10$626
This American Airlines deal was found by Cheapflights users on 6/10. 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 8/273:57 pmBOS - BHD
2 stops12h 23mAmerican Airlines
Wed 9/36:50 amBHD - BOS
1 stop18h 20mAmerican Airlines
Deal found 6/10$634
This KLM deal was found by Cheapflights users on 6/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1512:50 amJFK - BHD
1 stop15h 25mKLM
Mon 9/226:30 amBHD - JFK
1 stop21h 20mKLM
Deal found 6/10$635

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 June 12, 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

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Tue 9/16

6:20 pm-9:55 am

1 stop10h 35m

Belfast Intl

Mon 9/22

8:55 pm-3:55 pm

1 stop24h 00m

$500

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Sun 8/3

12:50 am-4:55 pm

1 stop11h 05m

Belfast City

Wed 8/20

5:25 pm-10:50 pm

1 stop10h 25m

$536

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 8/3

8:59 pm-4:55 pm

2 stops14h 56m

Belfast City

Tue 8/19

6:30 am-6:25 pm

1 stop16h 55m

$559

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 9/10

8:15 pm-4:55 pm

1 stop15h 40m

Belfast City

Thu 9/18

5:25 pm-1:40 pm

1 stop25h 15m

$561

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Sun 8/3

12:50 am-9:15 pm

1 stop15h 25m

Belfast City

Wed 8/20

5:25 pm-10:50 pm

1 stop10h 25m

$562

New YorkBelfast

JFK - BHD

JFKBHD

New York John F Kennedy Intl

Tue 9/16

6:20 pm-1:45 pm

1 stop14h 25m

Belfast City

Mon 9/22

7:05 am-3:55 pm

1 stop13h 50m

$587

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 8/27

7:45 pm-11:55 am

1 stop11h 10m

Belfast City

Wed 9/3

1:50 pm-8:10 pm

1 stop11h 20m

$606

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Fri 9/26

8:15 pm-9:15 pm

2 stops20h 00m

Belfast City

Tue 9/30

6:30 am-4:11 pm

2 stops14h 41m

$624

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Mon 9/1

3:30 pm-4:10 pm

2 stops19h 40m

Belfast Intl

Sun 9/7

10:55 pm-10:49 pm

2 stops28h 54m

$626

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 8/27

3:57 pm-9:20 am

2 stops12h 23m

Belfast City

Wed 9/3

6:50 am-8:10 pm

1 stop18h 20m

$634

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 39 results
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The best insider tips for theUnited States to Belfast flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Belfast trip
Airlines
British Airways

Club Suite offers solo pods with a door for privacy on long-haul flights.


World Traveller Plus offers extra legroom and upgraded service in a dedicated cabin.

Read more about British Airwaysby Gabriel Leigh
American Airlines

Enjoy Flagship First on 777-300ER with 21.8” wide seats and 15.4” HD touchscreen.


Main Cabin Extra offers 34”-35” legroom on long-haul flights for added comfort.

Read more about American Airlinesby Marisa Garcia
Delta

Delta One offers 180-degree flat-bed seats with duvets and lumbar pillows on long-haul routes.


Free Wi-Fi on most long-haul flights for SkyMiles members, enhancing connectivity.

Read more about Deltaby Harriet Baskas
Aer Lingus

Pre-clear US immigration in Dublin, saving time upon arrival in the US.


Business class includes lie-flat seats and complimentary Wi-Fi on transatlantic flights.

Read more about Aer Lingusby Evie Carrick
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on British Airways

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
Marisa Garcia

Marisa Garcia

Expert on American Airlines

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on Delta

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Evie Carrick

Evie Carrick

Expert on Aer Lingus

Evie Carrick

Evie Carrick

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more

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 June 12, 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 June 12, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Virgin Atlantic 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
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aer Lingus
7.1
Good
1,117 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 $350 on British Airways. Other airlines that offer cheap prices include American Airlines from $354 and KLM from $459 one-way.

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

    The most popular flight routes from USA to Belfast are Lambert-St Louis - Belfast Intl, Boston Logan Intl - Belfast Intl and Boston Logan Intl - Belfast City.

  • 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.
St. Louis to Belfast Intl flights
Boston to Belfast Intl flights
Boston to Belfast City flights
St. Louis to Belfast City flights
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Miami to Belfast Intl flights
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Portland 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$493Average$809FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$519Average$843FlexibilityNo cancel feeOn-time70%

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