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Cheap flights from Massachusetts to Northern Ireland from £158

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 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BFS
28 Jan — 4 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Massachusetts to Northern Ireland

Enter your travel dates to find the best prices.

Best flights from Massachusetts to Northern Ireland
Discover carefully curated flight deals from Massachusetts to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 December 2025.

Wed 1/407:25BOS - BHD
1 stop20h 25mBritish Airways
Wed 8/410:00BHD - BOS
1 stop15h 05mBritish Airways
Deal found 27/12£403
Sun 11/119:15BOS - BHD
1 stop10h 05mAmerican Airlines
Tue 27/106:35BHD - BOS
1 stop14h 40mAmerican Airlines
Deal found 29/12£408
Sun 11/115:35BOS - BHD
2 stops13h 45mMultiple Airlines
Tue 27/115:05BHD - BOS
1 stop11h 50mMultiple Airlines
Deal found 29/12£412
Sun 11/121:35BOS - BHD
1 stop11h 20mBritish Airways
Tue 27/108:45BHD - BOS
1 stop10h 35mBritish Airways
Deal found 28/12£404
Tue 10/207:30BOS - BHD
1 stop19h 55mBritish Airways
Tue 17/208:45BHD - BOS
2 stops17h 10mBritish Airways
Deal found 28/12£410
Sun 25/119:35BOS - BHD
2 stops13h 20mAmerican Airlines
Sun 1/212:10BHD - BOS
2 stops15h 46mAmerican Airlines
Deal found 27/12£455
Sun 25/107:30BOS - BFS
1 stop19h 50mMultiple Airlines
Sun 1/220:55BFS - BOS
1 stop27h 50mMultiple Airlines
Deal found 27/12£470
Sun 25/107:30BOS - BHD
1 stop21h 50mBritish Airways
Sun 1/206:30BHD - BOS
1 stop12h 50mBritish Airways
Deal found 27/12£428
Tue 10/217:10BOS - BFS
2 stops12h 10mMultiple Airlines
Tue 17/206:30BFS - BOS
2 stops17h 29mMultiple Airlines
Deal found 27/12£475
Sun 11/119:50BOS - BFS
2 stops18h 05mMultiple Airlines
Tue 27/106:30BFS - BOS
2 stops16h 20mMultiple Airlines
Deal found 28/12£489
Sun 8/218:55BOS - BHD
1 stop10h 25mBritish Airways
Thu 12/210:40BHD - BOS
1 stop14h 05mBritish Airways
Deal found 26/12£505
Wed 1/417:30BOS - BFS
2 stops17h 55mMultiple Airlines
Wed 8/409:35BFS - BOS
1 stop16h 30mMultiple Airlines
Deal found 27/12£512
Sun 19/417:30BOS - BFS
2 stops14h 45mMultiple Airlines
Wed 22/409:35BFS - BOS
1 stop16h 30mMultiple Airlines
Deal found 26/12£513
Sun 31/517:05BOS - BFS
2 stops25h 05mMultiple Airlines
Sun 7/607:00BFS - BOS
2 stops37h 30mMultiple Airlines
Deal found 27/12£602

Find flight deals from Massachusetts to Northern Ireland

Keep the following information in mind while searching for Massachusetts to Northern Ireland flight deals. Data was last updated 29 December 2025.

Round-trip from

£391

One-way from

£158

Popular in

November

Cheapest in

September

Average price

£904
British Airways
  • British Airways
  • 10/2-17/2
  • 2 total stops
  • 33h 15m total
  • Massachusetts to Northern Ireland
Search Deals
British Airways
  • British Airways
  • 15/4
  • 1 total stop
  • 20h 25m total
  • Massachusetts to Northern Ireland
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£163 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Massachusetts to Northern Ireland 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 December 2025.
Use the filters below to find and compare flights from Massachusetts to Northern Ireland that are best for you.

Fly from

Massachusetts

Fly to

Northern Ireland

Route

Depart

Return

Price

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 1/4

07:25-08:50

1 stop20h 25m

Belfast City

Wed 8/4

10:00-20:05

1 stop15h 05m

£403

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 11/1

21:35-13:55

1 stop11h 20m

Belfast City

Tue 27/1

08:45-14:20

1 stop10h 35m

£404

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 11/1

19:15-10:20

1 stop10h 05m

Belfast City

Tue 27/1

06:35-16:15

1 stop14h 40m

£408

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Tue 10/2

07:30-08:25

1 stop19h 55m

Belfast City

Tue 17/2

08:45-20:55

2 stops17h 10m

£410

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 11/1

15:35-10:20

2 stops13h 45m

Belfast City

Tue 27/1

15:05-21:55

1 stop11h 50m

£412

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 25/1

07:30-10:20

1 stop21h 50m

Belfast City

Sun 1/2

06:30-14:20

1 stop12h 50m

£428

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 25/1

19:35-13:55

2 stops13h 20m

Belfast City

Sun 1/2

12:10-22:56

2 stops15h 46m

£455

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Sun 25/1

07:30-08:20

1 stop19h 50m

Belfast Intl

Sun 1/2

20:55-19:45

1 stop27h 50m

£470

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Tue 10/2

17:10-10:20

2 stops12h 10m

Belfast Intl

Tue 17/2

06:30-18:59

2 stops17h 29m

£475

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Sun 11/1

19:50-18:55

2 stops18h 05m

Belfast Intl

Tue 27/1

06:30-17:50

2 stops16h 20m

£489

Flights are sorted by cheapest return flights first.

Deals found on 28/12

Showing 1-10 of 24 results
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Best time to book a flight from Massachusetts to Northern Ireland

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

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

Currently, September is the cheapest month in which you can book a flight from Massachusetts to Northern Ireland (average of £395). Flying from Massachusetts to Northern Ireland in December is currently the most expensive (average of £752). 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.

How much does it cost for a return flight from Massachusetts to Northern Ireland?

Related info for your journey

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

  • How long is the flight from Massachusetts to Northern Ireland?

    There are many flights that can get you from Massachusetts to Northern Ireland in 10h 05m. Fly via British Airways or American Airlines to get the fastest option. Airlines will cover a distance of 2981 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Massachusetts to Northern Ireland?

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

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

    Yes. Cheapflights offers flight deals from Massachusetts to Northern Ireland 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 Northern Ireland?

    Currently, September is the cheapest month in which you can book a flight from Massachusetts to Northern Ireland (average of £395). Flying from Massachusetts to Northern Ireland in December is currently the most expensive (average of £752). 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 Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Massachusetts to Northern Ireland?

Cheapflights makes it easy to find Massachusetts to Northern Ireland flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Massachusetts to Northern Ireland?

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Can Cheapflights find flights from Massachusetts to Northern Ireland with no change fees?

Need flexible booking options for your flight to Northern Ireland from Massachusetts? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Of course! You can now track prices for flights from Massachusetts to Northern Ireland and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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