How does KAYAK find such low prices on flights from Northern Ireland to Boston?

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 Northern Ireland to Boston. 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 Northern Ireland to Boston?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from Northern Ireland 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 Northern Ireland to Boston?

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 Boston with an airline and back to Northern Ireland 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 Northern Ireland to Boston?

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 Boston from Northern Ireland 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>

$399 CHEAP FLIGHTS from Northern Ireland to Boston

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

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Flight Deals

Cheap Flights from Northern Ireland to Boston

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

Round-trip

One-way

Recent round-trip flight deals from Northern Ireland to Boston

Tue, Jun 2 - Tue, Jun 9

9:40 am - 4:55 pm

BHD

BOS

12h 15m

1 stop

3:06 pm - 10:45 am

BOS

BHD

14h 39m

2 stops

$713British Airways

Tue, Jun 2 - Tue, Jun 9

1:45 pm - 10:26 pm

BHD

BOS

13h 41m

2 stops

3:06 pm - 10:45 am

BOS

BHD

14h 39m

2 stops

$718British Airways

Tue, Jun 2 - Fri, Jun 12

9:40 am - 4:55 pm

BHD

BOS

12h 15m

1 stop

9:50 pm - 3:30 pm

BOS

BHD

12h 40m

1 stop

$752British Airways

Tue, Jun 2 - Fri, Jun 12

1:45 pm - 10:26 pm

BHD

BOS

13h 41m

2 stops

5:45 pm - 3:30 pm

BOS

BHD

16h 45m

2 stops

$758British Airways

Sun, May 3 - Sun, May 10

7:35 pm - 7:10 am

BFS

BOS

40h 35m

3 stops

6:05 pm - 9:30 pm

BOS

BFS

22h 25m

2 stops

$777Multiple Airlines

Sun, May 3 - Sun, May 10

10:10 pm - 7:10 am

BFS

BOS

38h 00m

3 stops

6:05 pm - 9:55 pm

BOS

BFS

22h 50m

3 stops

$786Multiple Airlines

Sat, May 2 - Tue, May 5

7:05 am - 5:00 pm

BHD

BOS

14h 55m

1 stop

7:35 pm - 10:45 am

BOS

BHD

10h 10m

1 stop

$799British Airways

Wed, Apr 29 - Sun, May 3

11:35 am - 4:55 pm

BHD

BOS

10h 20m

1 stop

6:00 am - 8:40 am

BOS

BHD

21h 40m

2 stops

$801British Airways

Sat, May 2 - Tue, May 5

7:05 am - 5:00 pm

BHD

BOS

14h 55m

1 stop

3:17 pm - 10:45 am

BOS

BHD

14h 28m

2 stops

$802British Airways

Wed, Apr 29 - Sun, May 3

10:05 am - 11:52 pm

BHD

BOS

18h 47m

2 stops

6:00 am - 8:40 am

BOS

BHD

21h 40m

2 stops

$804British Airways

Useful Info

Low season	February
High season	May
Cheapest flight	$399

Best time to beat the crowds with an average 24% drop in price.

Most popular time to fly with an average 24% increase in price.

Flight from Belfast Intl Airport to Boston

How does KAYAK find such low prices on flights from Northern Ireland to Boston?
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 Northern Ireland to Boston.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Northern Ireland to Boston?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from Northern Ireland 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 Northern Ireland to Boston?
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 Boston with an airline and back to Northern Ireland with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Northern Ireland to Boston?
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 Boston from Northern Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Hampton Beach

Hampton

Warwick

Waltham

Wells

Plymouth

Everett

Middletown

Gloucester

Concord

Woburn

Brookline

Revere

York Beach

Burlington

West Yarmouth

Danvers

South Portland

Braintree

Quincy

Everything you need to know for your flight to Boston

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Cabin class

Complete your trip

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Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Boston

Boston (BOS)

$399 Find Cheap Flights from Northern Ireland to Boston

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

Cheap Flights from Northern Ireland to Boston

Recent round-trip flight deals from Northern Ireland to Boston

Recent one-way flight deals from Northern Ireland to Boston

Good to know

FAQs for booking flights from Northern Ireland to Boston

How does KAYAK find such low prices on flights from Northern Ireland to Boston?

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 Northern Ireland to Boston.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from Northern Ireland 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 Northern Ireland to Boston?

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 Boston with an airline and back to Northern Ireland with another airline.

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

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 Boston from Northern Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Boston?

Everything you need to know for your flight to Boston

Information on the airport you'll fly into in Boston

Cabin class types available on flights to Northern Ireland

Complete your trip to Boston with a hotel stay or car rental

Find direct flights for Boston

Flights to other popular destinations

Flights from domestic origins to Boston

Choose which airport to fly into in Boston

Find deals for your return flight