How does KAYAK find such low prices on flights from Massachusetts to Belfast?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Massachusetts to Belfast. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Massachusetts to Belfast?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from Massachusetts is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Massachusetts to Belfast?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Belfast with an airline and back to Massachusetts with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts to Belfast?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Belfast from Massachusetts up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

£161 CHEAP FLIGHTS from Massachusetts to Belfast

KAYAK searches hundreds of travel sites at once for deals on flights to Belfast

...and more

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Cheapest return fare

£410

American Airlines

Sun 11/1Tue 27/1

BOS - BHD • 1 stop

Cheapest one-way flight

£161

British Airways

Wed 6/5

BOS - BHD • 1 stop

Start a new search

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Flight Deals

Cheap Flights from Massachusetts to Belfast

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Massachusetts to Belfast that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent return flight deals from Massachusetts to Belfast

Sun, 11 Jan - Tue, 27 Jan

19:15 - 10:20

BOS

BHD

10h 05m1 stop

06:35 - 16:15

BHD

BOS

14h 40m1 stop

£410American Airlines

Sun, 11 Jan - Tue, 27 Jan

19:35 - 13:55

BOS

BHD

13h 20m2 stops

06:35 - 16:15

BHD

BOS

14h 40m1 stop

£413American Airlines

Mon, 23 Mar - Mon, 30 Mar

22:35 - 14:15

BOS

BHD

11h 40m1 stop

15:25 - 16:55

BHD

BOS

30h 30m1 stop

£422British Airways

Mon, 23 Mar - Mon, 30 Mar

23:40 - 13:05

BOS

BFS

33h 25m1 stop

07:00 - 21:05

BFS

BOS

19h 05m2 stops

£424Multiple Airlines

Sun, 11 Jan - Tue, 27 Jan

20:50 - 16:50

BOS

BHD

15h 00m1 stop

17:20 - 13:30

BHD

BOS

25h 10m1 stop

£426Delta

Mon, 19 Jan - Mon, 26 Jan

18:35 - 16:50

BOS

BHD

17h 15m2 stops

17:20 - 13:30

BHD

BOS

25h 10m1 stop

£430Delta

Mon, 23 Mar - Mon, 30 Mar

23:40 - 13:05

BOS

BFS

33h 25m1 stop

09:10 - 21:05

BFS

BOS

16h 55m1 stop

£431Multiple Airlines

Sun, 10 May - Mon, 18 May

16:35 - 09:20

BOS

BHD

11h 45m1 stop

17:30 - 16:33

BHD

BOS

28h 03m1 stop

£436KLM

Thu, 5 Feb - Mon, 9 Feb

07:30 - 07:30

BOS

BHD

19h 00m1 stop

17:45 - 14:20

BHD

BOS

25h 35m1 stop

£448British Airways

Thu, 5 Feb - Mon, 9 Feb

18:50 - 16:50

BDL

BHD

17h 00m2 stops

17:20 - 17:43

BHD

BDL

29h 23m2 stops

£494KLM

Useful Info

Cheapest flight	£161

Flight from Boston to Belfast City Airport

How does KAYAK find such low prices on flights from Massachusetts to Belfast?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Massachusetts to Belfast.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Massachusetts to Belfast?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from Massachusetts is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Massachusetts to Belfast?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Belfast with an airline and back to Massachusetts with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts to Belfast?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Belfast from Massachusetts up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Belfast

Cabin class

Complete your trip

Direct flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Massachusetts

First Class flights to Belfast

Business Class flights to Belfast

Prem Econ Class flights to Belfast

Economy class flights to Belfast

£161 Find Cheap Flights from Massachusetts to Belfast

KAYAK searches hundreds of travel sites at once for deals on flights to Belfast

Everything you should know

Cheap Flights from Massachusetts to Belfast

Recent return flight deals from Massachusetts to Belfast

Recent one-way flight deals from Massachusetts to Belfast

Recent last minute flight deals from Massachusetts to Belfast

Good to know - Cheap tickets from Massachusetts to Belfast

FAQs for booking flights from Massachusetts to Belfast

How does KAYAK find such low prices on flights from Massachusetts to Belfast?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Massachusetts to Belfast.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Massachusetts to Belfast?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from Massachusetts is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Massachusetts to Belfast?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Belfast with an airline and back to Massachusetts with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts to Belfast?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Belfast from Massachusetts up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Belfast

Cabin class types available on flights to Massachusetts

Complete your trip to Belfast with a hotel stay or car hire

Find direct flights for Belfast

Flights to other popular destinations

Flights from domestic origins to Belfast

Choose which airport to fly into in Belfast

Find deals for your return flight