HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Belfast Intl

$209+ Cheap flights from the United States to Belfast Intl (BFS)

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BFS
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from USA to Belfast Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from USA to Belfast Intl

Keep the following information in mind while searching for USA to Belfast Intl flight deals. Data was last updated August 20, 2025.

Round-trip from

$523
(Mytrip)

One-way from

$209
(Connections by easyJet)

Popular in

September

Cheapest in

June

Average price

$744
From USA to Belfast Intl
Search Deals
One-way flight from USA to Belfast Intl
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($307 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($75 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from USA to Belfast Intl

Cheapest flights from USA to Belfast Intl
Explore the most affordable flight options available from USA to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Mytrip deal was found by Cheapflights users on 8/18. 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 9/296:20 pmJFK - BFS
1 stop19h 25mMultiple Airlines
Tue 10/144:55 pmBFS - JFK
2 stops32h 10mMultiple Airlines
Deal found 8/18$523
This Norse deal was found by Cheapflights users on 8/18. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:20 pmJFK - BFS
1 stop20h 45mMultiple Airlines
Tue 10/78:55 pmBFS - JFK
1 stop24h 00mMultiple Airlines
Deal found 8/18$539
This Connections by easyJet deal was found by Cheapflights users on 8/19. 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.
Fri 10/36:20 pmJFK - BFS
1 stop20h 45mMultiple Airlines
Fri 10/106:05 amBFS - JFK
1 stop14h 50mMultiple Airlines
Deal found 8/19$559
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Wed 10/86:20 pmJFK - BFS
1 stop10h 35mMultiple Airlines
Thu 10/162:30 pmBFS - JFK
1 stop12h 45mMultiple Airlines
Deal found 8/18$562
This Trip.com deal was found by Cheapflights users on 8/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/156:25 pmJFK - BFS
2 stops21h 10mMultiple Airlines
Mon 9/226:45 amBFS - JFK
2 stops17h 35mMultiple Airlines
Deal found 8/18$564
This Connections by easyJet deal was found by Cheapflights users on 8/17. 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.
Thu 10/26:20 pmJFK - BFS
1 stop16h 15mMultiple Airlines
Thu 10/99:10 pmBFS - JFK
1 stop23h 45mMultiple Airlines
Deal found 8/17$569
This Mytrip deal was found by Cheapflights users on 8/18. 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.
Wed 9/104:15 pmJFK - BFS
3 stops25h 00mMultiple Airlines
Tue 9/163:45 pmBFS - JFK
3 stops33h 20mMultiple Airlines
Deal found 8/18$573
This Connections by easyJet deal was found by Cheapflights users on 8/18. 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.
Sun 10/56:20 pmJFK - BFS
1 stop21h 00mMultiple Airlines
Sat 10/1112:35 pmBFS - JFK
1 stop14h 40mMultiple Airlines
Deal found 8/18$583
This Trip.com deal was found by Cheapflights users on 8/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2211:35 pmBOS - BFS
2 stops15h 05mMultiple Airlines
Thu 10/306:30 amBFS - BOS
2 stops16h 20mMultiple Airlines
Deal found 8/18$586
This Mytrip deal was found by Cheapflights users on 8/20. 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 9/2210:50 pmEWR - BFS
2 stops19h 10mMultiple Airlines
Mon 10/66:45 amBFS - EWR
3 stops37h 35mMultiple Airlines
Deal found 8/20$594
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Wed 10/224:30 pmLAX - BFS
1 stop21h 30mMultiple Airlines
Wed 10/297:55 amBFS - LAX
2 stops40h 40mMultiple Airlines
Deal found 8/19$609
This Mytrip deal was found by Cheapflights users on 8/18. 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.
Wed 9/108:30 pmEWR - BFS
3 stops20h 45mMultiple Airlines
Tue 9/163:45 pmBFS - EWR
3 stops28h 35mMultiple Airlines
Deal found 8/18$624

Cheapflights Fare Finder

 
Customize your flight search to find flights from USA to Belfast Intl 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 August 20, 2025.
Use the filters below to find and compare flights from the United States to Belfast Intl Airport that are best for you.

Fly from

USA

Fly to

Belfast Intl

Route

Depart

Return

Price

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Mon 9/29

6:20 pm-6:45 pm

1 stop19h 25m

Belfast Intl

Tue 10/14

4:55 pm-8:05 pm

2 stops32h 10m

$523

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Fri 10/3

6:20 pm-8:05 pm

1 stop20h 45m

Belfast Intl

Tue 10/7

8:55 pm-3:55 pm

1 stop24h 00m

$539

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 10/8

6:20 pm-9:55 am

1 stop10h 35m

Belfast Intl

Mon 10/20

9:00 pm-8:05 pm

2 stops28h 05m

$559

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Fri 10/3

6:20 pm-8:05 pm

1 stop20h 45m

Belfast Intl

Fri 10/10

6:05 am-3:55 pm

1 stop14h 50m

$559

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Wed 10/8

6:20 pm-9:55 am

1 stop10h 35m

Belfast Intl

Thu 10/16

2:30 pm-10:15 pm

1 stop12h 45m

$562

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Mon 9/15

6:25 pm-8:35 pm

2 stops21h 10m

Belfast Intl

Mon 9/22

6:45 am-7:20 pm

2 stops17h 35m

$564

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Thu 10/2

6:20 pm-3:35 pm

1 stop16h 15m

Belfast Intl

Thu 10/9

9:10 pm-3:55 pm

1 stop23h 45m

$569

New YorkBelfast

JFK - BFS

JFKBFS

New York John F Kennedy Intl

Sat 10/11

12:15 am-7:05 pm

1 stop13h 50m

Belfast Intl

Thu 10/16

2:30 pm-10:15 pm

1 stop12h 45m

$573

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Wed 10/22

11:35 pm-7:40 pm

2 stops15h 05m

Belfast Intl

Thu 10/30

6:30 am-6:50 pm

2 stops16h 20m

$586

NewarkBelfast

EWR - BFS

EWRBFS

Newark

Mon 9/22

10:50 pm-11:00 pm

2 stops19h 10m

Belfast Intl

Mon 10/6

6:45 am-3:20 pm

3 stops37h 35m

$594

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Showing 1-10 of 51 results
1
2
3
...
6

Best time to book a flight from USA to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl 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 Intl Airport

What is the cheapest month to book a flight from USA to Belfast Intl Airport?

Currently, February is the cheapest month in which you can book a flight from USA to Belfast Intl Airport (average of $657). Flying from USA to Belfast Intl Airport 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 Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 20, 2025.

When flying from USA to Belfast Intl Airport, 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 Intl

Get insights into the airlines that provide service to Belfast Intl. 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 Intl. Reviews last updated August 20, 2025.
Read reviews from past customers who have flown American Airlines, Aer Lingus, and British Airways from the United States to Belfast Intl Airport. 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.
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Food

6.5

Overall

7.2

Boarding

7.5

Entertainment

6.9

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Food

6.5

Overall

7.2

Boarding

7.5

Entertainment

6.9

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.
Aer Lingus
7.2
Good
1,225 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Food

6.5

Overall

7.2

Boarding

7.5

Entertainment

6.9

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.
British Airways
6.7
Okay
7,289 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Food

6.5

Overall

7.2

Boarding

7.5

Entertainment

6.9

Crew

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.

Related info for your journey

Find useful and relevant information for your journey from USA to Belfast Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    When deciding which route to take from USA to Belfast Intl Airport consider Los Angeles - Belfast Intl, Rochester Greater Rochester Intl - Belfast Intl or Washington, D.C. Dulles Intl - Belfast Intl as they are the most popular.

  • Can I find deals for flights from USA to Belfast Intl that include hotel bookings?

    Yes. In addition to deals on USA to Belfast Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from USA to Belfast Intl?

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

  • Can I find deals for business class flights from USA to Belfast Intl?

    Yes. Cheapflights offers flight deals from USA to Belfast Intl 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 Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from USA to Belfast Intl Airport (average of $657). Flying from USA to Belfast Intl Airport 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for USA to Belfast Intl

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Belfast Intl flights
Rochester to Belfast City flights
Los Angeles to Belfast City flights
John F Kennedy Intl to Belfast Intl flights
John F Kennedy Intl to Belfast City flights
Newark to Belfast Intl flights
Boston to Belfast Intl flights
Newark to Belfast City flights
LaGuardia to Belfast City flights
LaGuardia to Belfast Intl flights
Dulles Intl to Belfast Intl flights
Boston to Belfast City flights
O'Hare Intl to Belfast Intl flights
O'Hare Intl to Belfast City flights
Seattle to Belfast Intl flights
Santa Ana to Belfast Intl flights
Seattle to Belfast City flights
Baltimore to Belfast Intl flights
Hobby to Belfast City flights
San Francisco to Belfast Intl flights
San Francisco to Belfast City flights
Hobby to Belfast Intl flights
Denver to Belfast Intl flights
Denver to Belfast City flights
Orlando to Belfast Intl flights
Charlotte to Belfast Intl flights
Reagan-National to Belfast Intl flights
Reagan-National to Belfast City flights
New Orleans to Belfast Intl flights
Nashville to Belfast Intl flights
Dulles Intl to Belfast City flights
Charlotte to Belfast City flights
Orlando to Belfast City flights
Nashville to Belfast City flights
George Bush Intcntl to Belfast City flights
George Bush Intcntl to Belfast Intl flights
Cincinnati to Belfast City flights
Miami to Belfast City flights
Miami to Belfast Intl flights
Raleigh to Belfast Intl flights
Dallas/Fort Worth to Belfast City flights
Dallas/Fort Worth to Belfast Intl flights
Atlanta to Belfast Intl flights

Top 2 airlines flying from USA to Belfast Intl

Discover the top 2 airlines that operate flights from USA to Belfast Intl. 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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$565Average$809FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$586Average$828FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.