What is the cheapest airline that flies from Massachusetts to Belfast?

Aer Lingus, Delta, and British Airways are the most popular carriers operating from Massachusetts to Belfast

When did momondo last update prices for flights from Massachusetts to Belfast?

Prices for flights from Massachusetts to Belfast were last updated today.

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 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 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.

£195 Cheap Flights from Massachusetts to Belfast in 2025/26

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Find the cheapest flights from Massachusetts to Belfast

Round-trip

One-way

Last minute

Cheap return flights

08:30 - 10:40BOS-BHD

22h 10m1 stop

19:25 - 20:45BHD-BOS

29h 20m1 stop

£380British Airways

Find Deal

Mon, 9 Mar - Mon, 16 Mar

08:30 - 10:40BOS-BHD

22h 10m1 stop

19:25 - 18:55BHD-BOS

27h 30m2 stops

£395British Airways

Find Deal

Mon, 9 Mar - Mon, 16 Mar

19:50 - 20:40BOS-BFS

19h 50m2 stops

06:30 - 17:50BFS-BOS

16h 20m2 stops

£416

Find Deal

Thu, 20 Nov - Wed, 26 Nov

20:10 - 13:30BOS-BHD

12h 20m1 stop

06:50 - 17:15BHD-BOS

15h 25m2 stops

£421American Airlines

Find Deal

Wed, 8 Oct - Sun, 12 Oct

19:39 - 14:15BOS-BHD

14h 36m2 stops

19:25 - 18:55BHD-BOS

27h 30m2 stops

£422British Airways

Find Deal

Mon, 9 Mar - Mon, 16 Mar

11:35 - 19:35BOS-BHD

27h 00m2 stops

07:25 - 17:50BHD-BOS

15h 25m2 stops

£433

Find Deal

Thu, 20 Nov - Wed, 26 Nov

20:10 - 11:55BOS-BHD

10h 45m1 stop

06:50 - 17:10BHD-BOS

15h 20m1 stop

£436American Airlines

Find Deal

Wed, 8 Oct - Sun, 12 Oct

22:20 - 16:15BOS-BFS

13h 55m2 stops

12:20 - 14:35BFS-BOS

31h 15m3 stops

£439

Find Deal

Wed, 29 Oct - Wed, 5 Nov

20:50 - 21:15BOS-BHD

19h 25m2 stops

06:30 - 16:30BHD-BOS

15h 00m1 stop

£471Delta

Find Deal

Fri, 26 Sep - Tue, 30 Sep

19:10 - 21:00BOS-BHD

20h 50m1 stop

06:30 - 13:25BHD-BOS

11h 55m1 stop

£651KLM

Find Deal

Sat, 27 Dec - Thu, 1 Jan

American Airlines flights from Massachusetts to Belfast

Our best American Airlines deals on Massachusetts to Belfast flight tickets

American Airlines

8 Oct

BOS20:10Boston Logan Intl

12h 20m

1 stop

BHD13:30Belfast City

12 Oct

BHD06:50Belfast City

15h 25m

2 stops

BOS17:15Boston Logan Intl

£421

Find similar

American Airlines

8 Oct

BOS20:10Boston Logan Intl

10h 45m

1 stop

BHD11:55Belfast City

12 Oct

BHD06:50Belfast City

15h 20m

1 stop

BOS17:10Boston Logan Intl

£436

Find similar

American Airlines

20 Nov

BOS19:25Boston Logan Intl

16h 15m

1 stop

BHD16:40Belfast City

26 Nov

BHD06:35Belfast City

14h 35m

1 stop

BOS16:10Boston Logan Intl

£443

Find similar

KLM flights from Massachusetts to Belfast

Our best KLM deals on Massachusetts to Belfast flight tickets

KLM

22 Sept

BOS16:50Boston Logan Intl

23h 25m

1 stop

BHD21:15Belfast City

28 Sept

BHD17:25Belfast City

28h 05m

1 stop

BOS16:30Boston Logan Intl

£495

Find similar

KLM

17 Sept

BOS20:15Boston Logan Intl

20h 00m

1 stop

BHD21:15Belfast City

19 Sept

BHD06:30Belfast City

16h 55m

1 stop

BOS18:25Boston Logan Intl

£508

Find similar

KLM

27 Dec

BOS19:10Boston Logan Intl

20h 50m

1 stop

BHD21:00Belfast City

1 Jan

BHD06:30Belfast City

11h 55m

1 stop

BOS13:25Boston Logan Intl

£651

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 9/3

08:30-10:40

1 stop22h 10m

Belfast City

Mon 16/3

19:25-20:45

1 stop29h 20m

£380

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 9/3

08:30-10:40

1 stop22h 10m

Belfast City

Mon 16/3

19:25-18:55

2 stops27h 30m

£395

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Thu 20/11

19:50-20:40

2 stops19h 50m

Belfast Intl

Wed 26/11

06:30-17:50

2 stops16h 20m

£416

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 8/10

20:10-13:30

1 stop12h 20m

Belfast City

Sun 12/10

06:50-17:15

2 stops15h 25m

£421

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 9/3

19:39-14:15

2 stops14h 36m

Belfast City

Mon 16/3

19:25-18:55

2 stops27h 30m

£422

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Thu 20/11

11:35-19:35

2 stops27h 00m

Belfast City

Wed 26/11

07:25-17:50

2 stops15h 25m

£433

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 8/10

20:10-11:55

1 stop10h 45m

Belfast City

Sun 12/10

06:50-17:10

1 stop15h 20m

£436

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Wed 29/10

22:20-16:15

2 stops13h 55m

Belfast Intl

Wed 5/11

12:20-14:35

3 stops31h 15m

£439

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Fri 26/9

20:50-21:15

2 stops19h 25m

Belfast City

Tue 30/9

06:30-16:30

1 stop15h 00m

£471

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sat 27/12

19:10-21:00

1 stop20h 50m

Belfast City

Thu 1/1

06:30-13:25

1 stop11h 55m

£651

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Belfast?

The cheapest month to fly to Belfast from Massachusetts is in September. Flight prices, which tend to average around £458, are often lower during this time because this is during the off-season. If you aren’t able to travel to Belfast during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of £475.

What is the cheapest time of day to depart on your flight to Belfast?

The cheapest time of day to fly to Belfast is in the evening when flights can be purchased for as low as £467. Flights to Belfast are more costly in the afternoon, with an average ticket price of £468. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Massachusetts to Belfast flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Massachusetts to Belfast?
Prices for flights from Massachusetts to Belfast were last updated today.
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 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 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.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Massachusetts to Belfast for you.

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

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

How can momondo help me find flights from Massachusetts to Belfast?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Massachusetts to Belfast.

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

Price alerts on flights to Belfast from Massachusetts are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.