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Cheap flights from Belfast Intl Airport to Massachusetts from £270

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — BOS
15 May — 22 May1
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 15 April 2026.

Tue 19/507:00
BFS
-
BOS
2 stops19h 05m
Multiple Airlines
Tue 26/522:50
BOS
-
BFS
1 stop29h 55m
Multiple Airlines
Deal found 13/4£509
Wed 20/508:55
BFS
-
BOS
2 stops17h 10m
Multiple Airlines
Tue 26/522:50
BOS
-
BFS
1 stop29h 55m
Multiple Airlines
Deal found 13/4£545
Wed 27/508:15
BFS
-
BOS
2 stops39h 35m
Multiple Airlines
Wed 3/623:00
BOS
-
BFS
2 stops16h 40m
Multiple Airlines
Deal found 12/4£564
Sat 30/506:20
BFS
-
BOS
2 stops19h 45m
Multiple Airlines
Sat 6/622:50
BOS
-
BFS
1 stop28h 50m
Multiple Airlines
Deal found 15/4£566
Thu 28/506:10
BFS
-
BOS
2 stops20h 35m
Multiple Airlines
Thu 4/620:50
BOS
-
BFS
2 stops18h 45m
Multiple Airlines
Deal found 13/4£582
Tue 26/510:30
BFS
-
BOS
2 stops34h 05m
Multiple Airlines
Tue 2/617:40
BOS
-
BFS
2 stops24h 20m
Multiple Airlines
Deal found 11/4£609
Thu 21/509:00
BFS
-
BOS
2 stops17h 05m
Multiple Airlines
Tue 26/522:50
BOS
-
BFS
1 stop12h 05m
Multiple Airlines
Deal found 13/4£610

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 15 April 2026.

Round-trip from

£509

One-way from

£270

Popular in

December

Cheapest in

February
19/5-26/5
  • 19/5-26/5
  • 3 total stops
  • 49h 00m total
  • Belfast to Massachusetts
Search Deals
4/5
  • 4/5
  • 1 total stop
  • 16h 55m total
  • Belfast to Massachusetts
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
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 15 April 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 20/5

08:55-21:05

2 stops17h 10m

Boston Logan Intl

Tue 26/5

22:50-09:45

1 stop29h 55m

£545

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 27/5

08:15-18:50

2 stops39h 35m

Boston Logan Intl

Wed 3/6

23:00-20:40

2 stops16h 40m

£564
Fastest return journey

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 28/5

06:10-21:45

2 stops20h 35m

Boston Logan Intl

Thu 4/6

20:50-20:35

2 stops18h 45m

£582

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Tue 26/5

07:35-14:45

3 stops36h 10m

Boston Logan Intl

Tue 2/6

17:00-16:20

2 stops18h 20m

£661

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 1/7

06:10-21:45

2 stops20h 35m

Boston Logan Intl

Wed 15/7

20:50-20:40

2 stops18h 50m

£689

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sat 30/5

06:20-09:05

2 stops31h 45m

Boston Logan Intl

Sat 6/6

16:45-20:15

2 stops22h 30m

£720
Cheapest one-way

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 4/5

09:10-21:05

1 stop16h 55m

£270

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 21/5

12:45-17:35

3 stops33h 50m

£306

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Tue 19/5

20:15-21:05

3 stops29h 50m

£340

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 17/9

10:15-21:15

1 stop16h 00m

£345

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 15 resultsSorted by cheapest first
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 15 April 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
7,885 reviews
Check prices

Comfort

6.8

Entertainment

6.4

Boarding

6.9

Food

6.4

Overall

6.7

Crew

7.7

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
7,885 reviews
British Airways
6.7
Okay
7,885 reviews
Check prices

Comfort

6.8

Entertainment

6.4

Boarding

6.9

Food

6.4

Overall

6.7

Crew

7.7

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.

Browse thousands of different options on Cheapflights for your next trip

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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 15 April 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£367Average£519FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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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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Can Cheapflights find flights from Belfast Intl to Massachusetts with no change fees?

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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