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 round-trip 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>

$292 CHEAP FLIGHTS from Massachusetts to Belfast

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

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Cheap Flights from Massachusetts to Belfast

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from Massachusetts to Belfast

Mon, Apr 13 - Wed, Apr 29

11:00 pm - 8:25 pm

BOS

BFS

16h 25m

2 stops

7:00 am - 9:45 pm

BFS

BOS

43h 45m

2 stops

$617Multiple Airlines

Mon, Apr 27 - Mon, May 4

11:00 pm - 8:25 pm

BOS

BFS

16h 25m

2 stops

6:10 am - 9:45 pm

BFS

BOS

20h 35m

2 stops

$643Multiple Airlines

Mon, Apr 13 - Wed, Apr 29

11:00 pm - 8:30 pm

BOS

BHD

16h 30m

2 stops

7:00 am - 9:45 pm

BHD

BOS

43h 45m

2 stops

$647Multiple Airlines

Wed, Apr 29 - Wed, May 6

6:05 pm - 3:35 pm

BOS

BFS

16h 30m

2 stops

6:10 am - 8:20 pm

BFS

BOS

19h 10m

2 stops

$687Multiple Airlines

Mon, May 4 - Wed, May 13

9:50 pm - 12:55 pm

BOS

BHD

10h 05m

1 stop

11:35 am - 5:00 pm

BHD

BOS

10h 25m

1 stop

$700British Airways

Mon, May 4 - Wed, May 13

3:05 pm - 12:55 pm

BOS

BHD

16h 50m

2 stops

11:35 am - 5:00 pm

BHD

BOS

10h 25m

1 stop

$713British Airways

Mon, May 4 - Wed, May 13

3:05 pm - 12:55 pm

BOS

BHD

16h 50m

2 stops

11:35 am - 11:52 pm

BHD

BOS

17h 17m

2 stops

$723British Airways

Thu, May 14 - Mon, May 18

8:50 pm - 11:30 pm

BOS

BFS

21h 40m

2 stops

7:00 am - 6:50 pm

BFS

BOS

40h 50m

2 stops

$731Multiple Airlines

Mon, May 4 - Wed, May 13

10:45 pm - 8:25 pm

BOS

BFS

16h 40m

2 stops

6:10 am - 8:20 pm

BFS

BOS

19h 10m

2 stops

$743Multiple Airlines

Sun, May 3 - Sun, May 10

8:10 pm - 5:40 pm

BOS

BHD

16h 30m

1 stop

1:10 pm - 11:52 pm

BHD

BOS

15h 42m

2 stops

$778American Airlines

Useful Info

Cheapest flight	$292

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 round-trip 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

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Complete your trip

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Cabin class types available on flights to Massachusetts

First Class flights to Belfast

Business Class flights to Belfast

Premium Economy Class flights to Belfast

Economy Class flights to Belfast

$292 Find Cheap Flights from Massachusetts to Belfast

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

Cheap Flights from Massachusetts to Belfast

Recent round-trip 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

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 round-trip 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 rental

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