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Cheap flights from Massachusetts to Belfast from $273

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 8/26. 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 round-trip flights

British Airways Logo
8:10 pm - 12:55 pmBOS-BHD
11h 45m1 stop
British Airways Logo
1:50 pm - 8:10 pmBHD-BOS
11h 20m1 stop
$522British Airways
Find Deal
Mon, Oct 13 - Wed, Oct 22
British Airways Logo
8:15 pm - 10:15 amBOS-BHD
10h 00m1 stop
British Airways Logo
5:30 am - 7:50 pmBHD-BOS
18h 20m2 stops
$532British Airways
Find Deal
Wed, Oct 29 - Sun, Nov 2
American Airlines Logo
8:10 pm - 12:55 pmBOS-BHD
11h 45m1 stop
American Airlines Logo
4:25 pm - 11:15 amBHD-BOS
23h 50m1 stop
$536American Airlines
Find Deal
Mon, Aug 18 - Tue, Sep 2
American Airlines Logo
8:10 pm - 12:55 pmBOS-BHD
11h 45m1 stop
American Airlines Logo
1:40 pm - 11:15 amBHD-BOS
26h 35m1 stop
$537American Airlines
Find Deal
Mon, Aug 18 - Tue, Sep 2
Logo
4:50 pm - 9:15 pmBOS-BHD
23h 25m1 stop
Logo
5:25 pm - 6:25 pmBHD-BOS
30h 00m1 stop
$562
Find Deal
Mon, Aug 18 - Tue, Sep 2
Delta Logo
4:50 pm - 4:55 pmBOS-BHD
19h 05m1 stop
Delta Logo
6:30 am - 6:31 pmBHD-BOS
17h 01m2 stops
$572Delta
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Mon, Aug 18 - Tue, Sep 2
Delta Logo
8:50 pm - 9:15 pmBOS-BHD
19h 25m2 stops
Delta Logo
6:30 am - 8:42 pmBHD-BOS
19h 12m2 stops
$575Delta
Find Deal
Mon, Aug 18 - Tue, Sep 2
Logo
9:25 pm - 11:00 pmBOS-BFS
20h 35m2 stops
Logo
6:45 am - 6:45 pmBFS-BOS
17h 00m2 stops
$593
Find Deal
Mon, Aug 18 - Tue, Sep 2
Virgin Atlantic Logo
5:08 pm - 9:15 pmBDL-BHD
23h 07m2 stops
Virgin Atlantic Logo
6:30 am - 11:23 pmBHD-BDL
21h 53m2 stops
$1,110Virgin Atlantic
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Sun, Sep 28 - Thu, Oct 2
Virgin Atlantic Logo
8:00 am - 4:55 pmBDL-BHD
27h 55m2 stops
Virgin Atlantic Logo
5:25 pm - 10:13 pmBHD-BDL
33h 48m2 stops
$1,112Virgin Atlantic
Find Deal
Sun, Sep 28 - Thu, Oct 2

British Airways flights from Massachusetts to Belfast

Our best British Airways deals on Massachusetts to Belfast flight tickets
British Airways
Oct 13
BOS8:10 pmBoston Logan Intl
11h 45m
1 stop
BHD12:55 pmBelfast City
Oct 22
BHD1:50 pmBelfast City
11h 20m
1 stop
BOS8:10 pmBoston Logan Intl
$522
Find similar
British Airways
Oct 29
BOS8:15 pmBoston Logan Intl
10h 00m
1 stop
BHD10:15 amBelfast City
Nov 2
BHD5:30 amBelfast City
18h 20m
2 stops
BOS7:50 pmBoston Logan Intl
$532
Find similar
British Airways
Oct 13
BOS8:10 pmBoston Logan Intl
11h 45m
1 stop
BHD12:55 pmBelfast City
Oct 22
BHD6:50 amBelfast City
18h 00m
2 stops
BOS7:50 pmBoston Logan Intl
$534
Find similar

American Airlines flights from Massachusetts to Belfast

Our best American Airlines deals on Massachusetts to Belfast flight tickets
American Airlines
Aug 18
BOS8:10 pmBoston Logan Intl
11h 45m
1 stop
BHD12:55 pmBelfast City
Sep 2
BHD4:25 pmBelfast City
23h 50m
1 stop
BOS11:15 amBoston Logan Intl
$536
Find similar
American Airlines
Aug 18
BOS8:10 pmBoston Logan Intl
11h 45m
1 stop
BHD12:55 pmBelfast City
Sep 2
BHD1:40 pmBelfast City
26h 35m
1 stop
BOS11:15 amBoston Logan Intl
$537
Find similar
American Airlines
Oct 4
BOS8:05 pmBoston Logan Intl
14h 00m
1 stop
BHD3:05 pmBelfast City
Oct 11
BHD4:15 pmBelfast City
24h 10m
1 stop
BOS11:25 amBoston Logan Intl
$540
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 July 30, 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 10/13

8:10 pm-12:55 pm

1 stop11h 45m

Belfast City

Wed 10/22

1:50 pm-8:10 pm

1 stop11h 20m

$522

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 10/29

8:15 pm-10:15 am

1 stop10h 00m

Belfast City

Sun 11/2

5:30 am-7:50 pm

2 stops18h 20m

$532

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 8/18

8:10 pm-12:55 pm

1 stop11h 45m

Belfast City

Tue 9/2

4:25 pm-11:15 am

1 stop23h 50m

$536

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 8/18

8:10 pm-12:55 pm

1 stop11h 45m

Belfast City

Tue 9/2

1:40 pm-11:15 am

1 stop26h 35m

$537

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 8/18

4:50 pm-9:15 pm

1 stop23h 25m

Belfast City

Tue 9/2

5:25 pm-6:25 pm

1 stop30h 00m

$562

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 8/18

4:50 pm-4:55 pm

1 stop19h 05m

Belfast City

Tue 9/2

6:30 am-6:31 pm

2 stops17h 01m

$572

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 8/18

8:50 pm-9:15 pm

2 stops19h 25m

Belfast City

Tue 9/2

6:30 am-8:42 pm

2 stops19h 12m

$575

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Mon 8/18

9:25 pm-11:00 pm

2 stops20h 35m

Belfast Intl

Tue 9/2

6:45 am-6:45 pm

2 stops17h 00m

$593

HartfordBelfast

BDL - BHD

BDLBHD

Hartford Bradley Intl

Sun 9/28

5:08 pm-9:15 pm

2 stops23h 07m

Belfast City

Thu 10/2

6:30 am-11:23 pm

2 stops21h 53m

$1,110

HartfordBelfast

BDL - BHD

BDLBHD

Hartford Bradley Intl

Sun 9/28

8:00 am-4:55 pm

2 stops27h 55m

Belfast City

Thu 10/2

5:25 pm-10:13 pm

2 stops33h 48m

$1,112

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, February 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 $588. If you don’t want to visit Belfast in February, then you should wait until September to fly from Massachusetts, when ticket prices are also cheap, with an average price of $651.

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

Best Price Found

$273

Fastest flight time

9h 15m

Direct flights

None

Airports in Belfast

2 airports
The best one-way flight to Belfast from Massachusetts in the past 72 hours is $273. The best round-trip flight deal from Massachusetts to Belfast found on momondo in the last 72 hours is $522.
The fastest flight from Massachusetts to Belfast takes 9h 15m
There are no direct flights from Massachusetts to Belfast. Popular non-direct routes for this connection are Boston Logan Intl Airport - Belfast City Airport and Boston Logan Intl Airport - Belfast Intl Airport.
There are 2 airports near Belfast: Belfast Intl (BFS), Belfast City (BHD)
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 $565Free CancellationRating
6.6
7,217 reviews
Search British Airways flights
American AirlinesPriceFrom $586Free 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