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Cheap flights from Massachusetts to Belfast from £224

BOS — BHD
1 Oct — 8 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Massachusetts to Belfast

Enter your travel dates to find the best prices.

Cheapest flights from Massachusetts to Belfast

Sun 4/1019:05 -
1 stop12h 15m
Tue 20/1008:50 -
2 stops41h 15m
Deal found 30/8£471
Mon 30/1119:50 -
3 stops15h 20m
Mon 7/1208:30 -
2 stops14h 20m
Deal found 30/8£639
Thu 24/912:30 -
2 stops25h 25m
Thu 1/1006:40 -
2 stops14h 25m
Deal found 27/8£648
Mon 14/920:50 -
2 stops18h 50m
Wed 14/1006:10 -
2 stops20h 35m
Deal found 29/8£653
Mon 28/923:00 -
2 stops12h 15m
Wed 30/906:15 -
3 stops20h 11m
Deal found 27/8£661
Sun 4/1021:15 -
2 stops11h 35m
Tue 20/1007:00 -
2 stops16h 50m
Deal found 30/8£671
Sun 13/910:50 -
3 stops21h 55m
Sat 19/915:25 -
2 stops31h 15m
Deal found 27/8£672
Mon 23/1119:50 -
3 stops17h 00m
Sat 28/1107:25 -
2 stops20h 12m
Deal found 27/8£706
Wed 25/1107:30 -
1 stop21h 35m
Mon 30/1119:40 -
2 stops27h 45m
Deal found 27/8£720
Tue 24/1111:48 -
2 stops18h 02m
Mon 30/1119:40 -
2 stops27h 45m
Deal found 26/8£721
Sun 4/1019:30 -
1 stop10h 00m
Tue 20/1009:40 -
1 stop12h 15m
Deal found 30/8£722
Thu 24/921:15 -
2 stops15h 05m
Thu 1/1020:40 -
3 stops27h 59m
Deal found 27/8£735

Find flight deals from Massachusetts to Belfast

Round-trip from

£471

One-way from

£224

Popular in

November

Cheapest in

March

Average price

£504
4/10-20/10
  • 4/10-20/10
  • 3 total stops
  • 53h 30m total
  • Massachusetts to Belfast
Search Deals
11/10
  • 11/10
  • 2 total stops
  • 16h 35m total
  • Massachusetts to Belfast
Search Deals
Highest demand for flights based on searches. 33% potential increase in price (£284 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 16% potential price decrease (£81 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Massachusetts to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Sun 4/10

19:05-12:20

1 stop12h 15m

Belfast Intl

Tue 20/10

08:50-21:05

2 stops41h 15m

£471

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Thu 15/10

22:55-21:00

2 stops17h 05m

Belfast Intl

Thu 22/10

10:15-21:05

1 stop15h 50m

£532

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Mon 30/11

19:50-16:10

3 stops15h 20m

Belfast Intl

Mon 7/12

08:30-17:50

2 stops14h 20m

£639

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Wed 11/11

21:20-19:45

2 stops17h 25m

Belfast Intl

Wed 9/12

08:30-17:50

2 stops14h 20m

£647

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Mon 14/9

20:50-20:40

2 stops18h 50m

Belfast Intl

Wed 14/10

06:10-21:45

2 stops20h 35m

£653

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Mon 28/9

23:00-16:15

2 stops12h 15m

Belfast Intl

Wed 30/9

06:15-21:26

3 stops20h 11m

£661

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Sun 13/9

10:50-13:45

3 stops21h 55m

Belfast Intl

Sat 19/9

15:25-17:40

2 stops31h 15m

£672

BostonBelfast

BOS Boston Logan Intl - BHD Belfast City

BOSBHD

Boston Logan Intl

Tue 24/11

18:45-10:50

1 stop11h 05m

Belfast City

Mon 30/11

17:35-14:20

1 stop25h 45m

£723

BostonBelfast

BOS Boston Logan Intl - BHD Belfast City

BOSBHD

Boston Logan Intl

Wed 25/11

21:30-13:15

1 stop10h 45m

Belfast City

Mon 30/11

14:50-14:20

1 stop28h 30m

£723

BostonBelfast

BOS Boston Logan Intl - BHD Belfast City

BOSBHD

Boston Logan Intl

Sun 18/10

07:25-10:30

1 stop22h 05m

Belfast City

Wed 21/10

16:05-22:35

1 stop11h 30m

£903

Flights are sorted by cheapest return flights first.

Deals found on 28/8

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Massachusetts to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Massachusetts with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Massachusetts to Belfast

No data available for this route at this time. Please check back soon.

Related info for your journey

  • How long is the flight from Massachusetts to Belfast?

    A quick flight from Massachusetts to Belfast can take about 11h 05m. British Airways provides one of the quickest options available for as low as £723. The distance from Massachusetts to Belfast is about 2981 mi.

  • What are the most popular routes from Massachusetts to Belfast?

    The most popular flight routes from Massachusetts to Belfast are Boston Logan Intl - Belfast Intl, Boston Logan Intl - Belfast City and Hartford Bradley Intl - Belfast City.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Massachusetts to Belfast by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Massachusetts to Belfast. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Belfast from Massachusetts.

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

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

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

Yes, Cheapflights offers price alerts on Massachusetts to Belfast flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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