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Cheap flights from Belfast Intl Airport to Massachusetts from £321

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 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — BOS
1 Jul — 8 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast Intl to Massachusetts

Enter your travel dates to find the best prices.

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 1 June 2026.

Wed 8/722:45
BFS
-
BOS
2 stops28h 53m
Multiple Airlines
Wed 15/710:05
BOS
-
BFS
2 stops28h 10m
Multiple Airlines
Deal found 30/5£619
Fri 31/707:00
BFS
-
BOS
2 stops19h 45m
Multiple Airlines
Mon 3/820:50
BOS
-
BFS
2 stops20h 35m
Multiple Airlines
Deal found 30/5£626
Wed 15/705:55
BFS
-
BOS
2 stops18h 20m
Multiple Airlines
Wed 22/710:05
BOS
-
BFS
2 stops28h 10m
Multiple Airlines
Deal found 31/5£628
Wed 15/705:55
BFS
-
BOS
2 stops18h 20m
Multiple Airlines
Tue 28/705:45
BOS
-
BFS
3 stops35h 30m
Multiple Airlines
Deal found 31/5£676
Fri 10/722:10
BFS
-
BOS
3 stops21h 31m
Multiple Airlines
Fri 17/710:05
BOS
-
BFS
2 stops25h 25m
Multiple Airlines
Deal found 28/5£769

Find 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 1 June 2026.

Round-trip from

£619

One-way from

£321

Popular in

June

Cheapest in

May

Average price

£862
8/7-15/7
  • 8/7-15/7
  • 4 total stops
  • 57h 03m total
  • Belfast to Massachusetts
Search Deals
11/7
  • 11/7
  • 3 total stops
  • 17h 45m total
  • Belfast to Massachusetts
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£58 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£29 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 1 June 2026.
Use the filters below to find and compare flights from Belfast Intl Airport to Massachusetts that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 8/7

22:45-22:38

2 stops28h 53m

Boston Logan Intl

Wed 15/7

10:05-19:15

2 stops28h 10m

£619
Fastest return journey

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 15/7

05:55-19:15

2 stops18h 20m

Boston Logan Intl

Wed 22/7

10:05-19:15

2 stops28h 10m

£628

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 15/7

05:55-19:15

2 stops18h 20m

Boston Logan Intl

Tue 28/7

10:05-22:15

2 stops31h 10m

£695

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Fri 10/7

22:10-14:41

3 stops21h 31m

Boston Logan Intl

Fri 17/7

10:05-16:30

2 stops25h 25m

£769
Cheapest one-way
Fastest single journey

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sat 11/7

06:30-19:15

3 stops17h 45m

£321

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sun 12/7

19:35-15:40

2 stops25h 05m

£395

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Fri 10/7

06:20-19:15

3 stops17h 55m

£407

Flights are sorted by cheapest return flights first.

Deals found on 27/5

Sorted by cheapest first

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

How much does it cost for a return flight from Belfast Intl Airport to Massachusetts?

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 1 June 2026.
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
8,014 reviews
Check prices

Boarding

6.9

Comfort

6.8

Food

6.4

Crew

7.7

Overall

6.7

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
8,014 reviews
British Airways
6.7
Okay
8,014 reviews
Check prices

Boarding

6.9

Comfort

6.8

Food

6.4

Crew

7.7

Overall

6.7

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

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.

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Alternative routes for Belfast Intl to Massachusetts

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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 1 June 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£393Average£527FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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How does Cheapflights help users find flights from Belfast Intl to Massachusetts?

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Why should you use Cheapflights to find cheap flight tickets from Belfast Intl to Massachusetts?

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Yes! Cheapflights helps users easily find flights from Belfast Intl to Massachusetts with no change fees.

Can Cheapflights notify me if prices for flights from Belfast Intl to Massachusetts become cheaper?

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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