How long is the flight from Boston to Northern Ireland?

Airlines like British Airways and Delta fly from Boston to Northern Ireland in about 10h 30m. The time it takes to get you to your destination can typically vary by up to 6h 20m. The distance from Boston to Northern Ireland is about 2981 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Northern Ireland 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 Northern Ireland when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Northern Ireland, 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 Boston to Northern Ireland?

When deciding which route to take from Boston to Northern Ireland consider Boston Logan Intl - Belfast Intl, Boston Logan Intl - Belfast City or Boston Logan Intl - Campbeltown Machrihanish as they are the most popular.

What is the cheapest time of day to fly from BOS to NIR?

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

What airport do you fly from for flights from Boston to Northern Ireland?

For a flight from Boston to Northern Ireland, you will be flying from Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city.

Can I find deals for flights from Boston to Northern Ireland that include hotel bookings?

Yes. In addition to deals on Boston to Northern Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Boston to Northern Ireland?

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

Can I find deals for business class flights from Boston to Northern Ireland?

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

£226+ Cheap Flights from Boston to Northern Ireland

Cheap flight deals from Boston to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Boston to Northern Ireland
Explore the most affordable flight options available from Boston to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2026.

Sun 8/1119:50 -

2 stops17h 20m

Sat 14/1113:10 -

2 stops33h 40m

Deal found 13/8£560

Tue 13/1020:50 -

2 stops19h 15m

Tue 20/1007:35 -

3 stops41h 45m

Deal found 14/8£561

Tue 15/912:30 -

2 stops26h 10m

Tue 22/922:30 -

3 stops45h 15m

Deal found 16/8£566

Wed 30/916:55 -

2 stops21h 20m

Wed 7/1008:30 -

3 stops35h 15m

Deal found 16/8£567

Sun 8/1119:50 -

2 stops18h 10m

Sat 14/1107:25 -

2 stops39h 25m

Deal found 13/8£570

Mon 14/920:50 -

2 stops14h 25m

Wed 30/915:40 -

3 stops28h 05m

Deal found 13/8£573

Sun 27/917:40 -

2 stops15h 15m

Sun 4/1013:25 -

2 stops31h 10m

Deal found 13/8£587

Mon 14/910:05 -

2 stops25h 25m

Wed 30/907:00 -

3 stops20h 40m

Deal found 13/8£606

Tue 13/1018:05 -

2 stops18h 45m

Tue 20/1014:20 -

3 stops29h 25m

Deal found 14/8£626

Sat 19/920:50 -

2 stops19h 00m

Wed 23/907:00 -

3 stops35h 40m

Deal found 16/8£634

Sun 13/920:50 -

2 stops19h 15m

Sun 20/907:00 -

3 stops39h 25m

Deal found 16/8£643

Fri 9/1017:25 -

2 stops22h 25m

Sun 11/1007:00 -

2 stops16h 50m

Deal found 14/8£652

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

Sun 8/1119:50 -

2 stops17h 20m

Sat 14/1113:10 -

2 stops33h 40m

Deal found 13/8£560

Wed 25/1118:35 -

1 stop10h 30m

Wed 2/1211:40 -

1 stop13h 00m

Deal found 17/8£722

Sun 22/1110:00 -

2 stops18h 10m

Tue 1/1209:40 -

1 stop33h 40m

Deal found 17/8£728

Tue 13/1020:50 -

2 stops19h 15m

Tue 20/1007:35 -

3 stops41h 45m

Deal found 14/8£561

Tue 15/912:30 -

2 stops26h 10m

Tue 22/922:30 -

3 stops45h 15m

Deal found 16/8£566

Wed 30/916:55 -

2 stops21h 20m

Wed 7/1008:30 -

3 stops35h 15m

Deal found 16/8£567

Tue 26/121:30 -

1 stop12h 20m

Mon 1/214:50 -

1 stop28h 30m

Deal found 13/8£723

Tue 24/1119:00 -

2 stops16h 50m

Mon 30/1109:40 -

2 stops18h 15m

Deal found 13/8£738

Mon 14/920:50 -

2 stops14h 25m

Wed 30/915:40 -

3 stops28h 05m

Deal found 13/8£573

Sun 15/1121:30 -

1 stop11h 20m

Thu 19/1111:05 -

1 stop15h 45m

Deal found 17/8£723

Sat 24/1020:50 -

2 stops15h 00m

Sat 31/1007:50 -

3 stops35h 50m

Deal found 17/8£581

Thu 26/1118:35 -

1 stop11h 20m

Wed 2/1208:40 -

1 stop10h 40m

Deal found 17/8£758

Sun 27/917:40 -

2 stops15h 15m

Sun 4/1013:25 -

2 stops31h 10m

Deal found 13/8£587

Wed 27/112:55 -

2 stops16h 10m

Sun 31/106:30 -

1 stop12h 50m

Deal found 13/8£763

Sun 22/1118:45 -

1 stop11h 00m

Sat 28/1115:15 -

1 stop11h 35m

Deal found 17/8£869

Wed 25/1118:35 -

1 stop10h 30m

Sat 28/1115:15 -

1 stop11h 35m

Deal found 17/8£871

Tue 24/1121:30 -

2 stops14h 45m

Mon 30/1117:35 -

2 stops25h 15m

Deal found 15/8£1,376

Wed 25/1121:30 -

2 stops14h 45m

Mon 30/1117:35 -

2 stops25h 15m

Deal found 15/8£1,376

Tue 26/121:30 -

2 stops14h 45m

Mon 1/217:35 -

2 stops25h 45m

Deal found 16/8£1,512

Tue 26/121:30 -

2 stops14h 45m

Tue 2/209:05 -

2 stops15h 35m

Deal found 15/8£1,512

Find flight deals from Boston to Northern Ireland

Round-trip from	£560
One-way from	£226
Popular in	November
Cheapest in	March
Average price	£918

8/11-14/11
4 total stops
51h 00m total
Boston to Northern Ireland

Search Deals

14/10
2 total stops
28h 10m total
Boston to Northern Ireland

Search Deals

Highest demand for flights based on searches. 33% potential increase in price (£283 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 16% potential price decrease (£81 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boston to Northern Ireland 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

Sun 8/11

19:50-18:10

2 stops17h 20m

Belfast Intl

Sat 14/11

13:10-17:50

2 stops33h 40m

£560

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Tue 13/10

20:50-21:05

2 stops19h 15m

Belfast Intl

Tue 20/10

07:35-20:20

3 stops41h 45m

£561

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Tue 15/9

12:30-19:40

2 stops26h 10m

Belfast Intl

Tue 22/9

22:30-14:45

3 stops45h 15m

£566

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Wed 30/9

16:55-19:15

2 stops21h 20m

Belfast Intl

Wed 7/10

08:30-14:45

3 stops35h 15m

£567

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Mon 14/9

20:50-16:15

2 stops14h 25m

Belfast Intl

Wed 30/9

15:40-14:45

3 stops28h 05m

£573

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Sat 24/10

20:50-16:50

2 stops15h 00m

Belfast Intl

Sat 31/10

07:50-15:40

3 stops35h 50m

£581

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Sun 27/9

17:40-13:55

2 stops15h 15m

Belfast Intl

Sun 4/10

13:25-15:35

2 stops31h 10m

£587

BostonBelfast

BOS Boston Logan Intl - BHD Belfast City

BOSBHD

Boston Logan Intl

Wed 25/11

18:35-10:05

1 stop10h 30m

Belfast City

Wed 2/12

11:40-19:40

1 stop13h 00m

£722

BostonBelfast

BOS Boston Logan Intl - BHD Belfast City

BOSBHD

Boston Logan Intl

Tue 26/1

21:30-14:50

1 stop12h 20m

Belfast City

Mon 1/2

14:50-14:20

1 stop28h 30m

£723

BostonBelfast

BOS Boston Logan Intl - BHD Belfast City

BOSBHD

Boston Logan Intl

Sun 15/11

21:30-13:50

1 stop11h 20m

Belfast City

Thu 19/11

11:05-21:50

1 stop15h 45m

£723

Flights are sorted by cheapest return flights first.

Deals found on 16/8

Showing 1-10 of 29 resultsSorted by cheapest first

Best time to book a flight from Boston to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Boston with our price prediction graph.

BOS-BFS

BOS-BHD

BOS-CAL

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 Boston to Northern Ireland

BOS-GBNIR

BOS-BFS

BOS-BHD

BOS-CAL

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

Related info for your journey

What airport do you fly from for flights from Boston to Northern Ireland?
For a flight from Boston to Northern Ireland, you will be flying from Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city.
How long is the flight from Boston to Northern Ireland?
Airlines like British Airways and Delta fly from Boston to Northern Ireland in about 10h 30m. The time it takes to get you to your destination can typically vary by up to 6h 20m. The distance from Boston to Northern Ireland is about 2981 mi. This flight may include one or multiple stops.
What are the most popular routes from Boston to Northern Ireland?
When deciding which route to take from Boston to Northern Ireland consider Boston Logan Intl - Belfast Intl, Boston Logan Intl - Belfast City or Boston Logan Intl - Campbeltown Machrihanish as they are the most popular.
Can I find deals for flights from Boston to Northern Ireland that include hotel bookings?
Yes. In addition to deals on Boston to Northern Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Boston to Northern Ireland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Northern Ireland.
Can I find deals for business class flights from Boston to Northern Ireland?
Yes. Cheapflights offers flight deals from Boston to Northern Ireland 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

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How does Cheapflights help users find flights from Boston to Northern Ireland?

When you search for this flight from Boston to Northern Ireland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Boston to Northern Ireland?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Boston to Northern Ireland.

Can Cheapflights find flights from Boston to Northern Ireland with no change fees?

Yes! Cheapflights helps users easily find flights from Boston to Northern Ireland with no change fees.

Can Cheapflights notify me if prices for flights from Boston to Northern Ireland become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from Boston to Northern Ireland from £226

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Boston to Northern Ireland

Cheapest flights from Boston to Northern IrelandExplore the most affordable flight options available from Boston to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2026.

Explore the most affordable flight options available from Boston to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2026.

Best flights from Boston to Northern IrelandDiscover carefully curated flight deals from Boston to Northern Ireland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 August 2026.

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

Last-minute flights from Boston to Northern IrelandDiscover last-minute flight deals from Boston to Northern Ireland. Data last updated 18 August 2026 and is based on user searches.

Discover last-minute flight deals from Boston to Northern Ireland. Data last updated 18 August 2026 and is based on user searches.

One-way flights from Boston to Northern IrelandSearch for one-way flight options from Boston to Northern Ireland. Find affordable one-way fares based on user searches. Data last updated 18 August 2026.

Search for one-way flight options from Boston to Northern Ireland. Find affordable one-way fares based on user searches. Data last updated 18 August 2026.

Find flight deals from Boston to Northern Ireland

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

Best time to book a flight from Boston to Northern Ireland

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Related info for your journey

What airport do you fly from for flights from Boston to Northern Ireland?

How long is the flight from Boston to Northern Ireland?

What are the most popular routes from Boston to Northern Ireland?

Can I find deals for flights from Boston to Northern Ireland that include hotel bookings?

How can I find direct flights from Boston to Northern Ireland?

Can I find deals for business class flights from Boston to Northern Ireland?

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 Boston to Northern Ireland

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

Complete your trip

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

Direct flights to United Kingdom

Book a non-stop flight to one of these other cities located in United Kingdom.

Search flights from Boston to Northern Ireland by cabin class

Find flights from Boston to Northern Ireland, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Boston and Northern Ireland flights

Browse other Boston and Northern Ireland flight options. Last updated on 18 August 2026.

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Cheapest flights from Boston to Northern Ireland
Explore the most affordable flight options available from Boston to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2026.

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

Last-minute flights from Boston to Northern Ireland
Discover last-minute flight deals from Boston to Northern Ireland. Data last updated 18 August 2026 and is based on user searches.

One-way flights from Boston to Northern Ireland
Search for one-way flight options from Boston to Northern Ireland. Find affordable one-way fares based on user searches. Data last updated 18 August 2026.