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Cheap flights from Massachusetts to Belfast from $328

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.
1 adult
0 bags

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Find the cheapest flights from Massachusetts to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
9:50 pm - 3:30 pm
BOS
-
BHD
12h 40m
1 stop
British Airways Logo
7:35 pm - 4:55 pm
BHD
-
BOS
26h 20m
1 stop
$589British Airways
Mon, Apr 6 - Mon, Apr 13
American Airlines Logo
7:15 pm - 2:15 pm
BOS
-
BHD
14h 00m
1 stop
American Airlines Logo
9:10 am - 4:15 pm
BHD
-
BOS
12h 05m
1 stop
$604American Airlines
Wed, Feb 25 - Sun, Mar 1
American Airlines Logo
3:49 pm - 10:15 am
BOS
-
BHD
13h 26m
2 stops
American Airlines Logo
6:30 am - 4:15 pm
BHD
-
BOS
14h 45m
1 stop
$609American Airlines
Wed, Feb 25 - Sun, Mar 1
Multiple Airlines Logo
12:35 pm - 8:25 pm
BOS
-
BFS
27h 50m
2 stops
Multiple Airlines Logo
7:05 am - 6:50 pm
BFS
-
BOS
15h 45m
2 stops
$618Multiple Airlines
Thu, Mar 19 - Thu, Mar 26
Multiple Airlines Logo
9:15 pm - 11:05 pm
BOS
-
BFS
20h 50m
2 stops
Multiple Airlines Logo
6:30 am - 6:50 pm
BFS
-
BOS
17h 20m
2 stops
$619Multiple Airlines
Mon, Apr 6 - Mon, Apr 13
British Airways Logo
9:50 pm - 3:30 pm
BOS
-
BHD
12h 40m
1 stop
British Airways Logo
3:20 pm - 4:55 pm
BHD
-
BOS
30h 35m
1 stop
$646British Airways
Fri, May 8 - Mon, May 18
Scandinavian Airlines Logo
6:00 am - 9:20 am
BDL
-
BHD
22h 20m
2 stops
Scandinavian Airlines Logo
9:50 am - 11:59 pm
BHD
-
BDL
19h 09m
2 stops
$709Scandinavian Airlines
Tue, Apr 21 - Tue, Apr 28
Delta Logo
11:15 am - 9:20 am
BDL
-
BHD
17h 05m
2 stops
Delta Logo
5:30 pm - 5:56 pm
BHD
-
BDL
29h 26m
2 stops
$1,220Delta
Mon, Jul 13 - Tue, Jul 28
Delta Logo
6:00 am - 9:20 am
BDL
-
BHD
22h 20m
2 stops
Delta Logo
9:50 am - 10:07 pm
BHD
-
BDL
41h 17m
2 stops
$1,229Delta
Mon, Jul 13 - Wed, Jul 29
Aer Lingus Logo
6:00 pm - 12:50 pm
BDL
-
BHD
13h 50m
2 stops
Aer Lingus Logo
7:00 am - 4:30 pm
BHD
-
BDL
14h 30m
2 stops
$1,261Aer Lingus
Tue, Jul 14 - Wed, Jul 29

British Airways flights from Massachusetts to Belfast

Our best British Airways deals on Massachusetts to Belfast flight tickets
British Airways
Apr 6
BOS9:50 pmBoston Logan Intl
12h 40m
1 stop
BHD3:30 pmBelfast City
Apr 13
BHD7:35 pmBelfast City
26h 20m
1 stop
BOS4:55 pmBoston Logan Intl
$589
British Airways
May 8
BOS9:50 pmBoston Logan Intl
12h 40m
1 stop
BHD3:30 pmBelfast City
May 18
BHD3:20 pmBelfast City
30h 35m
1 stop
BOS4:55 pmBoston Logan Intl
$646
British Airways
Apr 6
BOS7:25 amBoston Logan Intl
20h 25m
1 stop
BHD8:50 amBelfast City
Apr 13
BHD9:40 amBelfast City
19h 12m
2 stops
BOS11:52 pmBoston Logan Intl
$647

American Airlines flights from Massachusetts to Belfast

Our best American Airlines deals on Massachusetts to Belfast flight tickets
American Airlines
Feb 25
BOS7:15 pmBoston Logan Intl
14h 00m
1 stop
BHD2:15 pmBelfast City
Mar 1
BHD9:10 amBelfast City
12h 05m
1 stop
BOS4:15 pmBoston Logan Intl
$604
American Airlines
Feb 25
BOS3:49 pmBoston Logan Intl
13h 26m
2 stops
BHD10:15 amBelfast City
Mar 1
BHD6:30 amBelfast City
14h 45m
1 stop
BOS4:15 pmBoston Logan Intl
$609
American Airlines
May 8
BOS8:10 pmBoston Logan Intl
19h 25m
1 stop
BHD8:35 pmBelfast City
May 17
BHD1:10 pmBelfast City
15h 42m
2 stops
BOS11:52 pmBoston Logan Intl
$692

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated February 4, 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 4/6

9:50 pm-3:30 pm

1 stop12h 40m

Belfast City

Mon 4/13

7:35 pm-4:55 pm

1 stop26h 20m

$589

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 2/25

7:15 pm-2:15 pm

1 stop14h 00m

Belfast City

Sun 3/1

9:10 am-4:15 pm

1 stop12h 05m

$604

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 2/25

3:49 pm-10:15 am

2 stops13h 26m

Belfast City

Sun 3/1

6:30 am-4:15 pm

1 stop14h 45m

$609

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Thu 3/19

12:35 pm-8:25 pm

2 stops27h 50m

Belfast Intl

Thu 3/26

7:05 am-6:50 pm

2 stops15h 45m

$618

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Mon 4/6

9:15 pm-11:05 pm

2 stops20h 50m

Belfast Intl

Mon 4/13

6:30 am-6:50 pm

2 stops17h 20m

$619

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Fri 5/8

9:50 pm-3:30 pm

1 stop12h 40m

Belfast City

Mon 5/18

3:20 pm-4:55 pm

1 stop30h 35m

$646

HartfordBelfast

BDL - BHD

BDLBHD

Hartford Bradley Intl

Tue 4/21

6:00 am-9:20 am

2 stops22h 20m

Belfast City

Tue 4/28

9:50 am-11:59 pm

2 stops19h 09m

$709

HartfordBelfast

BDL - BHD

BDLBHD

Hartford Bradley Intl

Mon 7/13

11:15 am-9:20 am

2 stops17h 05m

Belfast City

Tue 7/28

5:30 pm-5:56 pm

2 stops29h 26m

$1,220

HartfordBelfast

BDL - BHD

BDLBHD

Hartford Bradley Intl

Mon 7/13

6:00 am-9:20 am

2 stops22h 20m

Belfast City

Wed 7/29

9:50 am-10:07 pm

2 stops41h 17m

$1,229

HartfordBelfast

BDL - BHD

BDLBHD

Hartford Bradley Intl

Tue 7/14

6:00 pm-12:50 pm

2 stops13h 50m

Belfast City

Wed 7/29

7:00 am-4:30 pm

2 stops14h 30m

$1,261

Flights are sorted by cheapest round-trip 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?

In general, September is the cheapest month to fly from Massachusetts to Belfast. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $614. If you don’t want to visit Belfast in September, then you should wait until August to fly from Massachusetts, when ticket prices are also cheap, with an average price of $620.

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 are updated daily.

  • How many operators does momondo search for flights from Massachusetts to Belfast?

  • 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify 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.

Best airlines flying from Massachusetts to Belfast

Compare and see reviews for airlines that fly from Massachusetts to Belfast with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $538Free CancellationRating
6.7
7,715 reviews
Search British Airways flights
American AirlinesPriceFrom $565Free CancellationRating
7.2
11,222 reviews
Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Belfast from Massachusetts.

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

Flights from Massachusetts to Belfast with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Massachusetts and Belfast by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Massachusetts to Belfast flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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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