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Cheap flights from Massachusetts to Belfast from $295

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 3/6. 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

British Airways Logo
8:30 am - 10:40 amBOS-BHD
22h 10m1 stop
British Airways Logo
7:25 pm - 8:45 pmBHD-BOS
29h 20m1 stop
$517British Airways
Find Deal
Mon, Mar 9 - Mon, Mar 16
British Airways Logo
8:30 am - 10:40 amBOS-BHD
22h 10m1 stop
British Airways Logo
7:25 pm - 6:55 pmBHD-BOS
27h 30m2 stops
$537British Airways
Find Deal
Mon, Mar 9 - Mon, Mar 16
Multiple Airlines Logo
7:50 pm - 8:40 pmBOS-BFS
19h 50m2 stops
Multiple Airlines Logo
6:30 am - 5:50 pmBFS-BOS
16h 20m2 stops
$565Multiple Airlines
Find Deal
Thu, Nov 20 - Wed, Nov 26
American Airlines Logo
8:10 pm - 1:30 pmBOS-BHD
12h 20m1 stop
American Airlines Logo
6:50 am - 5:15 pmBHD-BOS
15h 25m2 stops
$572American Airlines
Find Deal
Wed, Oct 8 - Sun, Oct 12
British Airways Logo
7:39 pm - 2:15 pmBOS-BHD
14h 36m2 stops
British Airways Logo
7:25 pm - 6:55 pmBHD-BOS
27h 30m2 stops
$574British Airways
Find Deal
Mon, Mar 9 - Mon, Mar 16
Multiple Airlines Logo
11:35 am - 7:35 pmBOS-BHD
27h 00m2 stops
Multiple Airlines Logo
7:25 am - 5:50 pmBHD-BOS
15h 25m2 stops
$589Multiple Airlines
Find Deal
Thu, Nov 20 - Wed, Nov 26
American Airlines Logo
8:10 pm - 11:55 amBOS-BHD
10h 45m1 stop
American Airlines Logo
6:50 am - 5:10 pmBHD-BOS
15h 20m1 stop
$592American Airlines
Find Deal
Wed, Oct 8 - Sun, Oct 12
Delta Logo
8:50 pm - 9:15 pmBOS-BHD
19h 25m2 stops
Delta Logo
6:30 am - 4:30 pmBHD-BOS
15h 00m1 stop
$640Delta
Find Deal
Fri, Sep 26 - Tue, Sep 30
Virgin Atlantic Logo
2:36 pm - 9:15 pmBDL-BHD
25h 39m2 stops
Virgin Atlantic Logo
5:25 pm - 5:43 pmBHD-BDL
29h 18m2 stops
$1,201Virgin Atlantic
Find Deal
Sun, Sep 28 - Thu, Oct 2
Virgin Atlantic Logo
5:14 pm - 4:55 pmBDL-BHD
18h 41m2 stops
Virgin Atlantic Logo
6:30 am - 11:23 pmBHD-BDL
21h 53m2 stops
$1,226Virgin Atlantic
Find Deal
Sat, Sep 27 - Wed, Oct 1

American Airlines flights from Massachusetts to Belfast

Our best American Airlines deals on Massachusetts to Belfast flight tickets
American Airlines
Oct 8
BOS8:10 pmBoston Logan Intl
12h 20m
1 stop
BHD1:30 pmBelfast City
Oct 12
BHD6:50 amBelfast City
15h 25m
2 stops
BOS5:15 pmBoston Logan Intl
$572
Find similar
American Airlines
Oct 8
BOS8:10 pmBoston Logan Intl
10h 45m
1 stop
BHD11:55 amBelfast City
Oct 12
BHD6:50 amBelfast City
15h 20m
1 stop
BOS5:10 pmBoston Logan Intl
$592
Find similar
American Airlines
Nov 20
BOS7:25 pmBoston Logan Intl
16h 15m
1 stop
BHD4:40 pmBelfast City
Nov 26
BHD6:35 amBelfast City
14h 35m
1 stop
BOS4:10 pmBoston Logan Intl
$602
Find similar

British Airways flights from Massachusetts to Belfast

Our best British Airways deals on Massachusetts to Belfast flight tickets
British Airways
Mar 9
BOS8:30 amBoston Logan Intl
22h 10m
1 stop
BHD10:40 amBelfast City
Mar 16
BHD7:25 pmBelfast City
29h 20m
1 stop
BOS8:45 pmBoston Logan Intl
$517
Find similar
British Airways
Mar 9
BOS8:30 amBoston Logan Intl
22h 10m
1 stop
BHD10:40 amBelfast City
Mar 16
BHD7:25 pmBelfast City
27h 30m
2 stops
BOS6:55 pmBoston Logan Intl
$537
Find similar
British Airways
Mar 9
BOS7:39 pmBoston Logan Intl
14h 36m
2 stops
BHD2:15 pmBelfast City
Mar 16
BHD7:25 pmBelfast City
27h 30m
2 stops
BOS6:55 pmBoston Logan Intl
$574
Find similar

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 September 16, 2025.
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 3/9

8:30 am-10:40 am

1 stop22h 10m

Belfast City

Mon 3/16

7:25 pm-8:45 pm

1 stop29h 20m

$517

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 3/9

8:30 am-10:40 am

1 stop22h 10m

Belfast City

Mon 3/16

7:25 pm-6:55 pm

2 stops27h 30m

$537

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Thu 11/20

7:50 pm-8:40 pm

2 stops19h 50m

Belfast Intl

Wed 11/26

6:30 am-5:50 pm

2 stops16h 20m

$565

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 10/8

8:10 pm-1:30 pm

1 stop12h 20m

Belfast City

Sun 10/12

6:50 am-5:15 pm

2 stops15h 25m

$572

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 3/9

7:39 pm-2:15 pm

2 stops14h 36m

Belfast City

Mon 3/16

7:25 pm-6:55 pm

2 stops27h 30m

$574

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Thu 11/20

11:35 am-7:35 pm

2 stops27h 00m

Belfast City

Wed 11/26

7:25 am-5:50 pm

2 stops15h 25m

$589

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 10/8

8:10 pm-11:55 am

1 stop10h 45m

Belfast City

Sun 10/12

6:50 am-5:10 pm

1 stop15h 20m

$592

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Fri 9/26

8:50 pm-9:15 pm

2 stops19h 25m

Belfast City

Tue 9/30

6:30 am-4:30 pm

1 stop15h 00m

$640

HartfordBelfast

BDL - BHD

BDLBHD

Hartford Bradley Intl

Sun 9/28

2:36 pm-9:15 pm

2 stops25h 39m

Belfast City

Thu 10/2

5:25 pm-5:43 pm

2 stops29h 18m

$1,201

HartfordBelfast

BDL - BHD

BDLBHD

Hartford Bradley Intl

Sat 9/27

5:14 pm-4:55 pm

2 stops18h 41m

Belfast City

Wed 10/1

6:30 am-11:23 pm

2 stops21h 53m

$1,226

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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 $623. 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 $645.

What is the cheapest day to depart on your flight to Belfast?

The cheapest day to depart from Massachusetts to Belfast is on a Wednesday when prices can be found for as low as $641. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Massachusetts to Belfast for around $968.

What is the cheapest time of day to depart on your flight to Belfast?

Our data shows that the cheapest Massachusetts to Belfast flights are usually those with departure times in the afternoon. Our users have found flights to Belfast in the afternoon for as low as $636. Try not to purchase tickets in the evening because they tend to be around $685. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Massachusetts to Belfast flight deals and tips

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

Direct flights

None
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
7,363 reviews
Search British Airways flights
American AirlinesPriceFrom $581Free CancellationRating
7.2
10,000 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