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Cheap flights from Massachusetts to Northern Ireland from £203

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BFS
1 Jan — 8 Jan1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Massachusetts to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Massachusetts to Northern Ireland
Explore the most affordable flight options available from Massachusetts to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 December 2025.

Sun 14/1219:50BOS - BFS
2 stops19h 25mMultiple Airlines
Wed 17/1219:15BFS - BOS
3 stops29h 40mMultiple Airlines
Deal found 30/11£593
Tue 23/1219:56BOS - BHD
2 stops54h 34mBritish Airways
Sat 3/106:35BHD - BOS
2 stops15h 02mBritish Airways
Deal found 30/11£1,473
Sat 20/1217:20BOS - BFS
2 stops15h 10mMultiple Airlines
Sun 4/123:05BFS - BOS
3 stops29h 52mMultiple Airlines
Deal found 1/12£1,847
Sat 20/1206:15BOS - BHD
3 stops31h 10mMultiple Airlines
Sun 4/118:00BHD - BOS
3 stops29h 35mMultiple Airlines
Deal found 1/12£1,915
Sat 20/1205:45BOS - BFS
3 stops33h 10mMultiple Airlines
Fri 2/106:30BFS - BOS
2 stops19h 57mMultiple Airlines
Deal found 1/12£2,018
Sat 20/1206:15BOS - BHD
3 stops33h 40mMultiple Airlines
Fri 2/107:20BHD - BOS
2 stops19h 07mMultiple Airlines
Deal found 1/12£2,098
Sat 20/1213:04BOS - BHD
2 stops22h 46mDelta
Fri 2/106:30BHD - BOS
1 stop17h 25mDelta
Deal found 1/12£2,160
Sat 20/1219:15BOS - BHD
1 stop16h 05mBritish Airways
Fri 2/106:45BHD - BOS
1 stop14h 15mBritish Airways
Deal found 1/12£2,194
Sat 20/1220:27BOS - BHD
2 stops32h 38mBritish Airways
Sun 4/120:25BHD - BOS
1 stop28h 20mBritish Airways
Deal found 1/12£2,196
Tue 23/1219:10BOS - BHD
1 stop16h 40mDelta
Sat 3/106:30BHD - BOS
2 stops18h 41mDelta
Deal found 1/12£2,198

Cheap 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 2 December 2025.

Round-trip from

£424

One-way from

£203

Popular in

November

Cheapest in

September

Average price

£776
British Airways
  • British Airways
  • 3/4-7/4
  • 2 total stops
  • 24h 05m total
  • Massachusetts to Northern Ireland
Search Deals
British Airways
  • British Airways
  • 6/3
  • 1 total stop
  • 19h 55m total
  • Massachusetts to Northern Ireland
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£141 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£36 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 2 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

Fri 3/4

21:50-15:30

1 stop12h 40m

Belfast City

Tue 7/4

13:40-20:05

1 stop11h 25m

£424

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Thu 29/1

07:30-10:20

1 stop21h 50m

Belfast City

Mon 2/2

11:30-14:20

1 stop31h 50m

£429

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 25/1

18:55-10:20

1 stop10h 25m

Belfast City

Sat 31/1

15:05-14:20

1 stop28h 15m

£429

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Thu 12/2

07:30-07:30

1 stop19h 00m

Belfast City

Mon 16/2

19:25-14:20

1 stop23h 55m

£429

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Thu 29/1

17:05-16:50

2 stops18h 45m

Belfast City

Mon 2/2

17:20-13:25

1 stop25h 05m

£447

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Thu 15/1

10:15-20:25

3 stops29h 10m

Belfast Intl

Thu 22/1

07:05-18:35

2 stops16h 30m

£476

HartfordBelfast

BDL - BHD

BDLBHD

Hartford Bradley Intl

Wed 14/1

12:56-16:50

2 stops22h 54m

Belfast City

Sun 18/1

17:20-23:40

2 stops35h 20m

£495

HartfordBelfast

BDL - BHD

BDLBHD

Hartford Bradley Intl

Wed 11/2

14:49-16:50

2 stops21h 01m

Belfast City

Sun 15/2

17:20-23:21

2 stops35h 01m

£495

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 13/4

07:25-08:50

1 stop20h 25m

Belfast City

Wed 15/4

10:00-20:05

1 stop15h 05m

£499

BostonCampbeltown

BOS - CAL

BOSCAL

Boston Logan Intl

Wed 14/1

07:30-17:15

2 stops28h 45m

Campbeltown Machrihanish

Wed 21/1

17:35-14:20

2 stops25h 45m

£508

Flights are sorted by cheapest return flights first.

Deals found on 30/11

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 £404). 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 12h 40m. Fly via British Airways, Delta, or KLM 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 £404). 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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