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$278+ Cheap flights from Massachusetts 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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BHD
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Massachusetts to Belfast

Keep the following information in mind while searching for Massachusetts to Belfast flight deals. Data was last updated junio 12, 2025.

Round-trip from

$559
(Bravofly)

One-way from

$278
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$846
From Massachusetts to Belfast
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One-way flight from Massachusetts to Belfast
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Highest demand for flights based on searches. 13% potential increase in price ($116 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 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 Massachusetts to Belfast

Cheapest flights from Massachusetts to Belfast
Explore the most affordable flight options available from Massachusetts to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

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.
dom. 8/38:59 pmBOS - BHD
2 stops14h 56mMultiple Airlines
mar. 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.
mié. 9/108:15 pmBOS - BHD
1 stop15h 40mKLM
jue. 9/185:25 pmBHD - BOS
1 stop25h 15mKLM
Deal found 6/9$561
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.
vie. 11/286:20 pmBOS - BFS
2 stops13h 55mMultiple Airlines
lun. 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.
mié. 8/277:45 pmBOS - BHD
1 stop11h 10mBritish Airways
mié. 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.
vie. 9/268:15 pmBOS - BHD
2 stops20h 00mDelta
mar. 9/306:30 amBHD - BOS
2 stops14h 41mDelta
Deal found 6/12$624
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.
mié. 8/273:57 pmBOS - BHD
2 stops12h 23mAmerican Airlines
mié. 9/36:50 amBHD - BOS
1 stop18h 20mAmerican Airlines
Deal found 6/10$634
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.
sáb. 7/125:30 pmBOS - BHD
2 stops16h 00mAer Lingus
mar. 7/155:55 pmBHD - BOS
2 stops25h 45mAer Lingus
Deal found 6/12$1,209

Cheapflights Fare Finder

Customize your flight search to find flights from Massachusetts 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 junio 12, 2025.
Use the filters below to find and compare flights from Massachusetts to Belfast that are best for you.

Fly from

Massachusetts

Fly to

Belfast

Route

Depart

Return

Price

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

dom. 8/3

8:59 pm-4:55 pm

2 stops14h 56m

Belfast City

mar. 8/19

6:30 am-6:25 pm

1 stop16h 55m

$559

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

mié. 9/10

8:15 pm-4:55 pm

1 stop15h 40m

Belfast City

jue. 9/18

5:25 pm-1:40 pm

1 stop25h 15m

$561

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

mié. 8/27

7:45 pm-11:55 am

1 stop11h 10m

Belfast City

mié. 9/3

1:50 pm-8:10 pm

1 stop11h 20m

$606

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

vie. 9/26

8:15 pm-9:15 pm

2 stops20h 00m

Belfast City

mar. 9/30

6:30 am-4:11 pm

2 stops14h 41m

$624

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

mié. 8/27

3:57 pm-9:20 am

2 stops12h 23m

Belfast City

mié. 9/3

6:50 am-8:10 pm

1 stop18h 20m

$634

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

dom. 8/3

8:50 pm-11:10 pm

2 stops21h 20m

Belfast Intl

mar. 8/19

7:00 am-11:35 am

2 stops33h 35m

$675

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

sáb. 7/12

5:30 pm-2:30 pm

2 stops16h 00m

Belfast City

mar. 7/15

5:55 pm-2:40 pm

2 stops25h 45m

$1,209

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

sáb. 7/12

11:35 pm-9:20 am

2 stops52h 45m

$278

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

mié. 7/16

8:50 pm-8:10 am

3 stops30h 20m

$300

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

sáb. 10/4

7:40 pm-10:10 am

1 stop9h 30m

$319

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 13 results
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Best time to book a flight from Massachusetts to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Massachusetts 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 Massachusetts to Belfast

What is the cheapest month to book a flight from Massachusetts to Belfast?

Currently, February is the cheapest month in which you can book a flight from Massachusetts to Belfast (average of $657). Flying from Massachusetts 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 MA to BFS?

Find hourly flight availability from Massachusetts 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 junio 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Massachusetts to Belfast as you normally would.

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 junio 12, 2025.
To help decide which airline to fly from Massachusetts to Belfast, see what other customers have to say about Delta, KLM and American Airlines. 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.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

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
7,950 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

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
7,950 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

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!
British Airways
6.6
Okay
7,008 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

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 Massachusetts 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 Massachusetts to Belfast one-way?

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $350. However, be on the lookout for offers from American Airlines and KLM, as they are both options that can get you from Massachusetts to Belfast for a low price.

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

    The most popular flight routes from Massachusetts to Belfast are Boston Logan Intl - Belfast Intl, Boston Logan Intl - Belfast City and Worcester - Belfast City.

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

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

  • How can I find direct flights from Massachusetts to Belfast?

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

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

    Yes. Cheapflights offers flight deals from Massachusetts 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 Massachusetts to Belfast?

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

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Alternative routes for Massachusetts to Belfast

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Massachusetts to Belfast

Discover the top 2 airlines that operate flights from Massachusetts 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$586Average$667FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$587Average$673FlexibilityNo cancel feeOn-time70%

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