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Cheap flights from Belfast Intl Airport to Massachusetts from £236

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 24/9. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — BOS
3 Sep — 10 Sep1
1 adult

Cheap flight deals from Belfast Intl to Massachusetts

Keep the following information in mind while searching for Belfast Intl to Massachusetts flight deals. Data was last updated 29 August 2025.

Round-trip from

£445

One-way from

£236

Popular in

November

Cheapest in

February

Average price

£525
21/9-29/9
  • 21/9-29/9
  • 4 total stops
  • 42h 30m total
  • Belfast to Massachusetts
Search Deals
24/9
  • 24/9
  • 2 total stops
  • 29h 10m total
  • Belfast to Massachusetts
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£99 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Belfast Intl to Massachusetts

Cheapest flights from Belfast Intl to Massachusetts
Explore the most affordable flight options available from Belfast Intl to Massachusetts. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2025.

Sun 21/922:10BFS - BOS
2 stops21h 30mMultiple Airlines
Mon 29/918:35BOS - BFS
2 stops21h 00mMultiple Airlines
Deal found 28/8£445
Mon 15/907:00BFS - BOS
1 stop11h 30mMultiple Airlines
Mon 22/917:05BOS - BFS
2 stops23h 50mMultiple Airlines
Deal found 29/8£466
Sun 12/1007:15BFS - BOS
2 stops13h 20mMultiple Airlines
Sun 19/1017:40BOS - BFS
2 stops23h 40mMultiple Airlines
Deal found 28/8£475
Mon 6/1021:55BFS - BOS
3 stops45h 25mMultiple Airlines
Thu 9/1017:30BOS - BFS
2 stops17h 45mMultiple Airlines
Deal found 28/8£503
Sun 5/1023:30BFS - BOS
3 stops43h 50mMultiple Airlines
Thu 9/1017:30BOS - BFS
2 stops17h 45mMultiple Airlines
Deal found 28/8£537

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast Intl to Massachusetts 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 29 August 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to Massachusetts that are best for you.

Fly from

Belfast Intl

Fly to

Massachusetts

Route

Depart

Return

Price

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sun 21/9

22:10-14:40

2 stops21h 30m

Boston Logan Intl

Mon 29/9

18:35-20:35

2 stops21h 00m

£445

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sun 12/10

07:15-15:35

2 stops13h 20m

Boston Logan Intl

Sun 19/10

17:40-22:20

2 stops23h 40m

£475

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 6/10

21:55-14:20

3 stops45h 25m

Boston Logan Intl

Thu 9/10

17:30-16:15

2 stops17h 45m

£503

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sun 5/10

23:30-14:20

3 stops43h 50m

Boston Logan Intl

Thu 9/10

17:30-16:15

2 stops17h 45m

£537

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 10/9

21:50-17:50

2 stops25h 00m

Boston Logan Intl

Fri 19/9

17:30-10:55

2 stops12h 25m

£573

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 24/9

21:05-21:15

2 stops29h 10m

£236

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 25/9

06:10-21:15

2 stops20h 05m

£256

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 22/9

06:45-13:48

2 stops36h 03m

£291

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sun 21/9

23:30-20:45

2 stops26h 15m

£311

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sat 25/10

16:40-15:35

3 stops27h 55m

£324

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 12 results
1
2

Best time to book a flight from Belfast Intl to Massachusetts

Have a flexible travel schedule? Discover the best time to fly to Massachusetts from Belfast Intl with our price prediction graph.
Estimated return 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 Belfast Intl Airport to Massachusetts
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Massachusetts

Get insights into the airlines that provide service to Massachusetts. 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 Massachusetts. Reviews last updated 29 August 2025.
Read reviews from past customers who have flown with British Airways from Belfast Intl Airport to Massachusetts. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,320 reviews
Check prices

Comfort

6.7

Boarding

6.9

Crew

7.6

Food

6.3

Entertainment

6.4

Overall

6.7

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.
British Airways
6.7
Okay
7,320 reviews
British Airways
6.7
Okay
7,320 reviews
Check prices

Comfort

6.7

Boarding

6.9

Crew

7.6

Food

6.3

Entertainment

6.4

Overall

6.7

Reviews

1 / 20
6.0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.

Related info for your journey

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

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Belfast Intl Airport to Massachusetts (average of £10). Flying from Belfast Intl Airport to Massachusetts in July is currently the most expensive (average of £724). 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.

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Top airline flying from Belfast Intl to Massachusetts

Discover the top airline that operate flights from Belfast Intl to Massachusetts. 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 858,174 searches. Data last updated 29 August 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£391Average£522FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Massachusetts from Belfast Intl today and book when prices fit your budget.

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