How long is the flight from Massachusetts to Belfast?

A quick flight from Massachusetts to Belfast can take about 14h 35m. KLM provides one of the quickest options available for as low as £724. The distance from Massachusetts to Belfast is about 3066 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Belfast ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Belfast, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What are the most popular routes from Massachusetts to Belfast?

The most popular flight routes from Massachusetts to Belfast are Boston Logan Intl - Belfast Intl, Boston Logan Intl - Belfast City and Hartford Bradley Intl - Belfast City.

What is the cheapest time of day to fly from MA to BFS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Massachusetts to Belfast as you normally would.

Can I find deals for flights from Massachusetts to Belfast that include hotel bookings?

Yes. In addition to deals on Massachusetts to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Massachusetts to Belfast?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Massachusetts to Belfast.

Can I find deals for business class flights from Massachusetts to Belfast?

Yes. Cheapflights offers flight deals from Massachusetts to Belfast by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£209+ Cheap Flights from Massachusetts to Belfast

Cheap flight deals from Massachusetts to Belfast

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Massachusetts to Belfast
Explore the most affordable flight options available from Massachusetts to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Tue 10/1119:50 -

2 stops20h 40m

Tue 17/1107:05 -

2 stops15h 45m

Deal found 15/9£549

Fri 30/1018:15 -

2 stops13h 25m

Wed 4/1121:10 -

3 stops28h 05m

Deal found 14/9£590

Fri 30/1020:50 -

2 stops16h 55m

Wed 4/1118:25 -

3 stops30h 50m

Deal found 14/9£591

Tue 1/1219:50 -

3 stops20h 05m

Mon 7/1208:30 -

2 stops14h 20m

Deal found 15/9£595

Sun 27/921:55 -

1 stop11h 40m

Fri 2/1009:35 -

1 stop12h 25m

Deal found 16/9£596

Tue 10/1117:15 -

2 stops18h 45m

Thu 19/1121:05 -

2 stops21h 50m

Deal found 17/9£598

Wed 28/1020:50 -

2 stops21h 30m

Wed 4/1108:15 -

2 stops14h 35m

Deal found 13/9£599

Tue 10/1109:10 -

2 stops19h 00m

Tue 17/1117:15 -

1 stop25h 58m

Deal found 15/9£605

Sat 31/1018:15 -

2 stops17h 10m

Wed 4/1116:40 -

3 stops26h 50m

Deal found 14/9£606

Mon 5/1018:55 -

2 stops17h 00m

Tue 20/1017:30 -

2 stops27h 59m

Deal found 12/9£608

Sun 4/1017:25 -

2 stops19h 00m

Thu 8/1006:40 -

2 stops13h 15m

Deal found 15/9£609

Sat 31/1018:15 -

2 stops18h 05m

Wed 4/1107:25 -

2 stops15h 25m

Deal found 14/9£613

Best flights from Massachusetts to Belfast
Discover carefully curated flight deals from Massachusetts to Belfast that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Tue 10/1119:50 -

2 stops20h 40m

Tue 17/1107:05 -

2 stops15h 45m

Deal found 15/9£549

Mon 5/1018:55 -

2 stops17h 00m

Tue 20/1017:30 -

2 stops27h 59m

Deal found 12/9£608

Wed 13/116:20 -

2 stops19h 30m

Tue 26/117:20 -

1 stop26h 03m

Deal found 14/9£636

Fri 5/313:10 -

2 stops22h 40m

Thu 11/309:40 -

2 stops20h 18m

Deal found 17/9£680

Wed 6/114:30 -

3 stops14h 35m

Sun 10/106:30 -

2 stops22h 28m

Deal found 16/9£724

Mon 5/1018:00 -

2 stops14h 50m

Tue 20/1009:50 -

3 stops18h 43m

Deal found 12/9£824

Sun 20/1221:30 -

1 stop11h 20m

Mon 28/1217:35 -

1 stop25h 45m

Deal found 16/9£861

Fri 30/1018:15 -

2 stops13h 25m

Wed 4/1121:10 -

3 stops28h 05m

Deal found 14/9£590

Tue 10/1113:37 -

2 stops14h 33m

Tue 17/1117:15 -

1 stop25h 58m

Deal found 18/9£621

Wed 28/1020:50 -

2 stops21h 30m

Wed 4/1108:15 -

2 stops14h 35m

Deal found 13/9£599

Thu 15/1009:10 -

2 stops19h 10m

Mon 19/1009:50 -

1 stop13h 40m

Deal found 16/9£704

Tue 1/1219:50 -

2 stops19h 20m

Mon 7/1208:30 -

2 stops14h 20m

Deal found 15/9£606

Wed 6/117:40 -

2 stops18h 10m

Sun 10/109:40 -

2 stops30h 06m

Deal found 16/9£699

Thu 15/1017:25 -

2 stops20h 30m

Mon 19/1010:30 -

1 stop14h 50m

Deal found 15/9£621

Sun 18/1019:30 -

1 stop10h 00m

Wed 21/1020:35 -

1 stop25h 25m

Deal found 17/9£879

Sat 31/1020:50 -

2 stops17h 25m

Sat 7/1106:00 -

2 stops16h 50m

Deal found 17/9£623

Sat 31/1022:20 -

2 stops17h 20m

Wed 4/1106:25 -

2 stops16h 25m

Deal found 14/9£633

Fri 16/1020:50 -

2 stops20h 00m

Fri 23/1008:20 -

2 stops15h 30m

Deal found 16/9£697

Sun 4/1023:00 -

3 stops17h 30m

Thu 8/1006:20 -

2 stops19h 00m

Deal found 15/9£706

Mon 5/1018:00 -

2 stops18h 20m

Tue 20/1020:15 -

2 stops25h 15m

Deal found 12/9£906

Find flight deals from Massachusetts to Belfast

Round-trip from	£549
One-way from	£209
Popular in	November
Cheapest in	March
Average price	£511

10/11-17/11
4 total stops
36h 25m total
Massachusetts to Belfast

Search Deals

30/10-31/12
3 total stops
21h 10m total
Massachusetts to Belfast

Search Deals

Highest demand for flights based on searches. 33% potential increase in price (£291 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 16% potential price decrease (£83 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Fri 30/10

20:50-22:00

3 stops21h 10m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£209

BostonBelfast

BOS Boston Logan Intl - BHD Belfast City

BOSBHD

Boston Logan Intl

Fri 30/10

20:50-16:20

3 stops39h 30m

Belfast City

Wed 31/12

00:00-18:00

Nonstop0h 00m

£218

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Thu 5/11

17:15-17:00

2 stops18h 45m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£230

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Sun 15/11

17:15-11:45

2 stops13h 30m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£230

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Wed 18/11

17:15-17:15

2 stops19h 00m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£230

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Sat 31/10

22:20-11:45

2 stops33h 25m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£230

BostonBelfast

BOS Boston Logan Intl - BHD Belfast City

BOSBHD

Boston Logan Intl

Wed 18/11

17:15-14:30

2 stops16h 15m

Belfast City

Wed 31/12

00:00-18:00

Nonstop0h 00m

£244

BostonBelfast

BOS Boston Logan Intl - BHD Belfast City

BOSBHD

Boston Logan Intl

Sat 31/10

18:15-16:20

2 stops18h 05m

Belfast City

Wed 31/12

00:00-18:00

Nonstop0h 00m

£247

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Sat 14/11

17:15-10:25

2 stops12h 10m

Belfast Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£251

BostonBelfast

BOS Boston Logan Intl - BHD Belfast City

BOSBHD

Boston Logan Intl

Tue 26/1

21:30-16:45

1 stop14h 15m

Belfast City

Wed 31/12

00:00-18:00

Nonstop0h 00m

£255

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 33 resultsSorted by cheapest first

Best time to book a flight from Massachusetts to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Massachusetts with our price prediction graph.

BOS-BFS

BOS-BHD

BDL-BHD

BDL-BFS

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Massachusetts to Belfast

USMA-BF1

BOS-BFS

BOS-BHD

BDL-BHD

BDL-BFS

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Massachusetts to Belfast?
A quick flight from Massachusetts to Belfast can take about 14h 35m. KLM provides one of the quickest options available for as low as £724. The distance from Massachusetts to Belfast is about 3066 mi. This flight may include one or multiple stops.
What are the most popular routes from Massachusetts to Belfast?
The most popular flight routes from Massachusetts to Belfast are Boston Logan Intl - Belfast Intl, Boston Logan Intl - Belfast City and Hartford Bradley Intl - Belfast City.
Can I find deals for flights from Massachusetts to Belfast that include hotel bookings?
Yes. In addition to deals on Massachusetts to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Massachusetts to Belfast?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Massachusetts to Belfast.
Can I find deals for business class flights from Massachusetts to Belfast?
Yes. Cheapflights offers flight deals from Massachusetts to Belfast by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

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Alternative routes for Massachusetts to Belfast

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How does Cheapflights help users find flights from Massachusetts to Belfast?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Massachusetts to Belfast. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Massachusetts to Belfast?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Belfast from Massachusetts.

Can Cheapflights find flights from Massachusetts to Belfast with no change fees?

Need flexible booking options for your flight to Belfast from Massachusetts? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Massachusetts to Belfast become cheaper?

Yes, Cheapflights offers price alerts on Massachusetts to Belfast flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Massachusetts to Belfast from £209

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Massachusetts to Belfast

Cheapest flights from Massachusetts to BelfastExplore the most affordable flight options available from Massachusetts to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Explore the most affordable flight options available from Massachusetts to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from Massachusetts to BelfastDiscover carefully curated flight deals from Massachusetts to Belfast that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Discover carefully curated flight deals from Massachusetts to Belfast that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Massachusetts to BelfastDiscover last-minute flight deals from Massachusetts to Belfast. Data last updated 18 September 2026 and is based on user searches.

Discover last-minute flight deals from Massachusetts to Belfast. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Massachusetts to BelfastSearch for one-way flight options from Massachusetts to Belfast. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Search for one-way flight options from Massachusetts to Belfast. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Find flight deals from Massachusetts to Belfast

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Cheapflights Fare Finder

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

Best time to book a flight from Massachusetts to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Massachusetts with our price prediction graph.

Cheapflights Insights

Related info for your journey

How long is the flight from Massachusetts to Belfast?

What are the most popular routes from Massachusetts to Belfast?

Can I find deals for flights from Massachusetts to Belfast that include hotel bookings?

How can I find direct flights from Massachusetts to Belfast?

Can I find deals for business class flights from Massachusetts to Belfast?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Massachusetts to Belfast

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Belfast by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Northern Ireland

Book a non-stop flight to one of these other cities located in Northern Ireland.

Search flights from Massachusetts to Belfast by cabin class

Find flights from Massachusetts to Belfast, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Massachusetts and Belfast flights

Browse other Massachusetts and Belfast flight options. Last updated on 18 September 2026.

Popular flight searches

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Massachusetts to Belfast flights

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How does Cheapflights help users find flights from Massachusetts to Belfast?

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Can Cheapflights find flights from Massachusetts to Belfast with no change fees?

Can Cheapflights notify me if prices for flights from Massachusetts to Belfast become cheaper?

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Cheapest flights from Massachusetts to Belfast
Explore the most affordable flight options available from Massachusetts to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from Massachusetts to Belfast
Discover carefully curated flight deals from Massachusetts to Belfast that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Massachusetts to Belfast
Discover last-minute flight deals from Massachusetts to Belfast. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Massachusetts to Belfast
Search for one-way flight options from Massachusetts to Belfast. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.