How long is the flight from Massachusetts to Northern Ireland?

Flight times vary depending on what airport in Massachusetts you fly out of and what airport in Northern Ireland you fly into. For example, flying from Boston to Belfast Intl Airport takes 10h on average. On the other hand, flying from Worcester to Belfast Intl Airport takes 15h 12m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What is the cheapest airline that flies from Massachusetts to Northern Ireland?

British Airways is the most popular carrier operating from Massachusetts to Northern Ireland

How many operators does momondo search for flights from Massachusetts to Northern Ireland?

The number of operators available for flights from Massachusetts to Northern Ireland is 1 as of May 2026.

How old do you have to be to fly from Massachusetts to Northern Ireland?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Massachusetts to Northern Ireland.

What documentation or ID do you need to fly to Northern Ireland?

The travel and health documents you'll need for your trip to Northern Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Northern Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$319 Cheap Flights from Massachusetts to Northern Ireland in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Massachusetts to Northern Ireland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:35 pm - 11:30 pm

BOS

BFS

18h 55m

2 stops

5:45 pm - 9:45 pm

BFS

BOS

33h 00m

1 stop

$888Multiple Airlines

Thu, Jul 16 - Wed, Jul 29

7:30 pm - 10:30 am

BOS

BHD

10h 00m

1 stop

3:50 pm - 10:35 pm

BHD

BOS

11h 45m

1 stop

$897British Airways

Sun, Aug 16 - Sun, Aug 30

7:25 am - 8:50 am

BOS

BHD

20h 25m

1 stop

12:45 pm - 8:05 pm

BHD

BOS

12h 20m

1 stop

$911British Airways

Mon, Oct 19 - Thu, Oct 22

7:35 pm - 12:55 pm

BOS

BHD

12h 20m

1 stop

2:20 pm - 8:05 pm

BHD

BOS

10h 45m

1 stop

$912British Airways

Mon, Oct 19 - Thu, Oct 22

12:56 pm - 10:30 am

BOS

BHD

16h 34m

2 stops

3:50 pm - 10:35 pm

BHD

BOS

11h 45m

1 stop

$921British Airways

Sun, Aug 16 - Sun, Aug 30

8:50 pm - 10:50 pm

BOS

BFS

21h 00m

3 stops

10:00 pm - 9:45 pm

BFS

BOS

28h 45m

3 stops

$938Multiple Airlines

Sun, Aug 16 - Sun, Aug 30

6:26 pm - 5:40 pm

BOS

BHD

18h 14m

2 stops

8:10 pm - 11:55 pm

BHD

BOS

32h 45m

2 stops

$941British Airways

Sun, Aug 16 - Sun, Aug 30

8:50 pm - 9:20 pm

BOS

BFS

19h 30m

2 stops

10:00 pm - 9:45 pm

BFS

BOS

28h 45m

3 stops

$958Multiple Airlines

Sun, Aug 16 - Sun, Aug 30

5:25 pm - 8:40 pm

BOS

BFS

22h 15m

2 stops

6:40 am - 6:50 pm

BFS

BOS

17h 10m

2 stops

$968Multiple Airlines

Mon, Jun 1 - Thu, Jun 4

5:25 pm - 8:50 pm

BOS

BHD

22h 25m

2 stops

7:00 am - 6:50 pm

BHD

BOS

16h 50m

2 stops

$1,004Aer Lingus

Mon, Jun 1 - Thu, Jun 4

Aer Lingus flights from Massachusetts to Northern Ireland

Our best Aer Lingus deals on Massachusetts to Northern Ireland flight tickets

Aer Lingus

Jun 1

BOS5:25 pmBoston Logan Intl

22h 25m

2 stops

BHD8:50 pmBelfast City

Jun 4

BHD7:00 amBelfast City

16h 50m

2 stops

BOS6:50 pmBoston Logan Intl

$1,004

Aer Lingus

May 19

BOS5:25 pmBoston Logan Intl

19h 25m

2 stops

BHD5:50 pmBelfast City

May 22

BHD12:50 pmBelfast City

35h 00m

2 stops

BOS6:50 pmBoston Logan Intl

$1,138

Aer Lingus

May 22

BOS5:25 pmBoston Logan Intl

16h 35m

2 stops

BHD3:00 pmBelfast City

May 26

BHD7:00 amBelfast City

16h 50m

2 stops

BOS6:50 pmBoston Logan Intl

$1,252

KLM flights from Massachusetts to Northern Ireland

Our best KLM deals on Massachusetts to Northern Ireland flight tickets

KLM

Jul 16

BOS4:40 pmBoston Logan Intl

11h 40m

1 stop

BHD9:20 amBelfast City

Jul 29

BHD9:50 amBelfast City

13h 40m

1 stop

BOS6:30 pmBoston Logan Intl

$1,171

KLM

Jul 16

BOS1:35 pmBoston Logan Intl

14h 45m

2 stops

BHD9:20 amBelfast City

Jul 29

BHD9:50 amBelfast City

13h 40m

1 stop

BOS6:30 pmBoston Logan Intl

$1,175

KLM

Jul 1

BOS8:25 pmBoston Logan Intl

15h 30m

1 stop

BHD4:55 pmBelfast City

Jul 5

BHD5:30 pmBelfast City

28h 10m

1 stop

BOS4:40 pmBoston Logan Intl

$1,291

momondo Fare Finder

Use the filters below to find and compare flights from Massachusetts to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Thu 7/16

11:35 pm-11:30 pm

2 stops18h 55m

Belfast Intl

Wed 7/29

5:45 pm-9:45 pm

1 stop33h 00m

$888

Quickest round-trip

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 8/16

7:30 pm-10:30 am

1 stop10h 00m

Belfast City

Sun 8/30

3:50 pm-10:35 pm

1 stop11h 45m

$897

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 10/19

7:25 am-8:50 am

1 stop20h 25m

Belfast City

Thu 10/22

12:45 pm-8:05 pm

1 stop12h 20m

$911

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 10/19

7:35 pm-12:55 pm

1 stop12h 20m

Belfast City

Thu 10/22

2:20 pm-8:05 pm

1 stop10h 45m

$912

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 8/16

12:56 pm-10:30 am

2 stops16h 34m

Belfast City

Sun 8/30

3:50 pm-10:35 pm

1 stop11h 45m

$921

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Sun 8/16

8:50 pm-10:50 pm

3 stops21h 00m

Belfast Intl

Sun 8/30

10:00 pm-9:45 pm

3 stops28h 45m

$938

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 8/16

6:26 pm-5:40 pm

2 stops18h 14m

Belfast City

Sun 8/30

8:10 pm-11:55 pm

2 stops32h 45m

$941

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Sun 8/16

8:50 pm-9:20 pm

2 stops19h 30m

Belfast Intl

Sun 8/30

10:00 pm-9:45 pm

3 stops28h 45m

$958

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Mon 6/1

5:25 pm-8:40 pm

2 stops22h 15m

Belfast Intl

Thu 6/4

6:40 am-6:50 pm

2 stops17h 10m

$968

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 6/1

5:25 pm-8:50 pm

2 stops22h 25m

Belfast City

Thu 6/4

7:00 am-6:50 pm

2 stops16h 50m

$1,004

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Massachusetts to Northern Ireland

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

Prices

Airlines

Other information

What is the cheapest month to fly to Northern Ireland?

The cheapest month to fly to Northern Ireland from Massachusetts is in February. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Northern Ireland from Massachusetts during March instead. Flights to Northern Ireland in March, while not as cheap as those in February, still average around $513.

Cheap Massachusetts to Northern Ireland flight deals and tips

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

Fastest flight time	10h 00m
Direct flights	None

The fastest flight from Massachusetts to Northern Ireland takes 10h 00m

There are no direct flights from Massachusetts to Northern Ireland. There are no popular flight routes from Massachusetts to Northern Ireland.

Search flight deals

Frequently asked questions about flying from Massachusetts to Northern Ireland

When did momondo last update prices for flights from Massachusetts to Northern Ireland?
Prices for flights from Massachusetts to Northern Ireland refresh daily.
How many operators does momondo search for flights from Massachusetts to Northern Ireland?
The number of operators available for flights from Massachusetts to Northern Ireland is 1 as of May 2026.
How old do you have to be to fly from Massachusetts to Northern Ireland?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Massachusetts to Northern Ireland.
What documentation or ID do you need to fly to Northern Ireland?
The travel and health documents you'll need for your trip to Northern Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Northern Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Massachusetts to Northern Ireland

Compare and see reviews for airlines that fly from Massachusetts to Northern Ireland with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $534	Free Cancellation	Rating 6.7 7,954 reviews		Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Massachusetts to Northern Ireland?

Finding the right flight to Northern Ireland from Massachusetts is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Northern Ireland quick and easy, saving you time and money.

Can I find flights from Massachusetts to Northern Ireland with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Massachusetts to Northern Ireland flights to just show those with flexible booking policies.

How can momondo help me find flights from Massachusetts to Northern Ireland?

Once all potential Massachusetts to Northern Ireland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Massachusetts to Northern Ireland right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Northern Ireland from Massachusetts. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.