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Cheap flights from Massachusetts to Belfast from £240

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Massachusetts to Belfast departing on 6/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from Massachusetts to Belfast

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
21:50 - 15:30
BOS
-
BHD
12h 40m
1 stop
British Airways Logo
19:35 - 16:55
BHD
-
BOS
26h 20m
1 stop
£430British Airways
Mon, 6 Apr - Mon, 13 Apr
American Airlines Logo
19:15 - 14:15
BOS
-
BHD
14h 00m
1 stop
American Airlines Logo
09:10 - 16:15
BHD
-
BOS
12h 05m
1 stop
£441American Airlines
Wed, 25 Feb - Sun, 1 Mar
American Airlines Logo
15:49 - 10:15
BOS
-
BHD
13h 26m
2 stops
American Airlines Logo
06:30 - 16:15
BHD
-
BOS
14h 45m
1 stop
£445American Airlines
Wed, 25 Feb - Sun, 1 Mar
Multiple Airlines Logo
12:35 - 20:25
BOS
-
BFS
27h 50m
2 stops
Multiple Airlines Logo
07:05 - 18:50
BFS
-
BOS
15h 45m
2 stops
£451Multiple Airlines
Thu, 19 Mar - Thu, 26 Mar
Multiple Airlines Logo
21:15 - 23:05
BOS
-
BFS
20h 50m
2 stops
Multiple Airlines Logo
06:30 - 18:50
BFS
-
BOS
17h 20m
2 stops
£452Multiple Airlines
Mon, 6 Apr - Mon, 13 Apr
British Airways Logo
21:50 - 15:30
BOS
-
BHD
12h 40m
1 stop
British Airways Logo
15:20 - 16:55
BHD
-
BOS
30h 35m
1 stop
£472British Airways
Fri, 8 May - Mon, 18 May
British Airways Logo
07:25 - 08:50
BOS
-
BHD
20h 25m
1 stop
British Airways Logo
09:40 - 23:52
BHD
-
BOS
19h 12m
2 stops
£473British Airways
Mon, 6 Apr - Mon, 13 Apr
Scandinavian Airlines Logo
06:00 - 09:20
BDL
-
BHD
22h 20m
2 stops
Scandinavian Airlines Logo
09:50 - 23:59
BHD
-
BDL
19h 09m
2 stops
£518Scandinavian Airlines
Tue, 21 Apr - Tue, 28 Apr
Delta Logo
11:15 - 09:20
BDL
-
BHD
17h 05m
2 stops
Delta Logo
17:30 - 17:56
BHD
-
BDL
29h 26m
2 stops
£891Delta
Mon, 13 Jul - Tue, 28 Jul
Delta Logo
06:00 - 09:20
BDL
-
BHD
22h 20m
2 stops
Delta Logo
09:50 - 22:07
BHD
-
BDL
41h 17m
2 stops
£898Delta
Mon, 13 Jul - Wed, 29 Jul

British Airways flights from Massachusetts to Belfast

Our best British Airways deals on Massachusetts to Belfast flight tickets
British Airways
6 Apr
BOS21:50Boston Logan Intl
12h 40m
1 stop
BHD15:30Belfast City
13 Apr
BHD19:35Belfast City
26h 20m
1 stop
BOS16:55Boston Logan Intl
£430
British Airways
8 May
BOS21:50Boston Logan Intl
12h 40m
1 stop
BHD15:30Belfast City
18 May
BHD15:20Belfast City
30h 35m
1 stop
BOS16:55Boston Logan Intl
£472
British Airways
6 Apr
BOS07:25Boston Logan Intl
20h 25m
1 stop
BHD08:50Belfast City
13 Apr
BHD09:40Belfast City
19h 12m
2 stops
BOS23:52Boston Logan Intl
£473

American Airlines flights from Massachusetts to Belfast

Our best American Airlines deals on Massachusetts to Belfast flight tickets
American Airlines
25 Feb
BOS19:15Boston Logan Intl
14h 00m
1 stop
BHD14:15Belfast City
1 Mar
BHD09:10Belfast City
12h 05m
1 stop
BOS16:15Boston Logan Intl
£441
American Airlines
25 Feb
BOS15:49Boston Logan Intl
13h 26m
2 stops
BHD10:15Belfast City
1 Mar
BHD06:30Belfast City
14h 45m
1 stop
BOS16:15Boston Logan Intl
£445
American Airlines
8 May
BOS20:10Boston Logan Intl
19h 25m
1 stop
BHD20:35Belfast City
17 May
BHD13:10Belfast City
15h 42m
2 stops
BOS23:52Boston Logan Intl
£505

momondo Fare Finder

 
Customise your flight search to find flights from Massachusetts to Belfast 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, momondo users made 279,928 searches. Data last updated 4 February 2026.
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

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 6/4

21:50-15:30

1 stop12h 40m

Belfast City

Mon 13/4

19:35-16:55

1 stop26h 20m

£430

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 25/2

19:15-14:15

1 stop14h 00m

Belfast City

Sun 1/3

09:10-16:15

1 stop12h 05m

£441

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 25/2

15:49-10:15

2 stops13h 26m

Belfast City

Sun 1/3

06:30-16:15

1 stop14h 45m

£445

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Thu 19/3

12:35-20:25

2 stops27h 50m

Belfast Intl

Thu 26/3

07:05-18:50

2 stops15h 45m

£451

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Mon 6/4

21:15-23:05

2 stops20h 50m

Belfast Intl

Mon 13/4

06:30-18:50

2 stops17h 20m

£452

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Fri 8/5

21:50-15:30

1 stop12h 40m

Belfast City

Mon 18/5

15:20-16:55

1 stop30h 35m

£472

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 6/4

07:25-08:50

1 stop20h 25m

Belfast City

Mon 13/4

09:40-23:52

2 stops19h 12m

£473

HartfordBelfast

BDL - BHD

BDLBHD

Hartford Bradley Intl

Tue 21/4

06:00-09:20

2 stops22h 20m

Belfast City

Tue 28/4

09:50-23:59

2 stops19h 09m

£518

HartfordBelfast

BDL - BHD

BDLBHD

Hartford Bradley Intl

Mon 13/7

11:15-09:20

2 stops17h 05m

Belfast City

Tue 28/7

17:30-17:56

2 stops29h 26m

£891

HartfordBelfast

BDL - BHD

BDLBHD

Hartford Bradley Intl

Mon 13/7

06:00-09:20

2 stops22h 20m

Belfast City

Wed 29/7

09:50-22:07

2 stops41h 17m

£898

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from Massachusetts to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Belfast?

The cheapest month to fly to Belfast from Massachusetts is in September. Flight prices, which tend to average around £448, are often lower during this time because this is during the off-season. If you aren’t able to travel to Belfast during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of £453.

Cheap Massachusetts to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Massachusetts to Belfast

Fastest flight time

9h 35m

Direct flights

None
The fastest flight from Massachusetts to Belfast takes 9h 35m
There are no direct flights from Massachusetts to Belfast. There are no popular flight routes from Massachusetts to Belfast.
Search flight deals

  • When did momondo last update prices for flights from Massachusetts to Belfast?

    Prices for flights from Massachusetts to Belfast were last updated today.

  • How old do you have to be to fly from Massachusetts to Belfast?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Massachusetts to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The required travel and health documents for your Belfast trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Massachusetts to Belfast?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Massachusetts to Belfast for you.

Can I find flights from Massachusetts to Belfast with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Massachusetts to Belfast flights to just show those with flexible booking policies.

How can momondo help me find flights from Massachusetts to Belfast?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Massachusetts to Belfast.

I’m not ready to book a flight from Massachusetts to Belfast right now. Can momondo alert me if prices change?

Price alerts on flights to Belfast from Massachusetts are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport