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Northern Ireland

$370+ Cheap flights from Boston (BOS) to Northern Ireland

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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BFS
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Boston to Northern Ireland

Keep the following information in mind while searching for Boston to Northern Ireland flight deals. Data was last updated February 20, 2025.

Round-trip from

$591
(Trip.com)

One-way from

$370
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$608
From Boston Logan Intl to Northern Ireland
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One-way flight from Boston Logan Intl to Northern Ireland
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Highest demand for flights based on searches. 17% potential increase in price ($160 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Boston to Northern Ireland

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 February 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/3011:55 pmBOS - BFS
2 stops15h 30mMultiple Airlines
Wed 4/29:35 amBFS - BOS
1 stop16h 30mMultiple Airlines
Deal found 2/18$594
This oojo deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/187:25 pmBOS - BHD
1 stop11h 05mBritish Airways
Mon 3/247:30 pmBHD - BOS
1 stop22h 35mBritish Airways
Deal found 2/19$623
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/208:00 pmBOS - BHD
1 stop17h 50mAmerican Airlines
Thu 2/2711:05 amBHD - BOS
2 stops16h 49mAmerican Airlines
Deal found 2/19$671
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/248:05 pmBOS - BHD
1 stop16h 45mDelta
Fri 3/286:30 amBHD - BOS
1 stop11h 55mDelta
Deal found 2/18$674
This Air France deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2610:15 pmBOS - BHD
1 stop14h 35mMultiple Airlines
Mon 3/316:30 amBHD - BOS
2 stops15h 47mMultiple Airlines
Deal found 2/18$684
This StudentUniverse deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/127:49 pmBOS - BHD
2 stops33h 46mFinnair
Fri 5/168:05 pmBHD - BOS
1 stop20h 00mFinnair
Deal found 2/20$690
This Air France deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2810:15 pmBOS - BHD
1 stop18h 45mKLM
Tue 4/16:30 amBHD - BOS
2 stops13h 38mKLM
Deal found 2/18$751
This Gurufare deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/117:15 amBOS - BHD
1 stop20h 35mAer Lingus
Fri 7/256:35 amBHD - BOS
1 stop15h 35mAer Lingus
Deal found 2/19$1,044

Find flights from Boston to Northern Ireland within your budget

Customize your flight search to find flights from Boston to Northern Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Boston

Fly to

Northern Ireland

Route

Depart

Return

Price

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

Sun 3/30

11:55 pm-8:25 pm

2 stops15h 30m

Belfast Intl

Wed 4/2

9:35 am-9:05 pm

1 stop16h 30m

$594

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Tue 3/18

7:25 pm-10:30 am

1 stop11h 05m

Belfast City

Mon 3/24

7:30 pm-2:05 pm

1 stop22h 35m

$623

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 3/24

8:05 pm-4:50 pm

1 stop16h 45m

Belfast City

Fri 3/28

6:30 am-2:25 pm

1 stop11h 55m

$674

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 3/26

10:15 pm-4:50 pm

1 stop14h 35m

Belfast City

Mon 3/31

6:30 am-5:17 pm

2 stops15h 47m

$684

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 5/12

7:49 pm-10:35 am

2 stops33h 46m

Belfast City

Fri 5/16

8:05 pm-11:05 am

1 stop20h 00m

$690

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Fri 3/28

10:15 pm-9:00 pm

1 stop18h 45m

Belfast City

Tue 4/1

6:30 am-3:08 pm

2 stops13h 38m

$751

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Fri 7/11

7:15 am-8:50 am

1 stop20h 35m

Belfast City

Fri 7/25

6:35 am-5:10 pm

1 stop15h 35m

$1,044

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 6/1

11:35 pm-10:10 am

3 stops29h 35m

$370

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 6/25

7:40 pm-11:55 am

1 stop11h 15m

$603

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

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.
Estimated round-trip 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.

Travel insights for flights from Boston to Northern Ireland

Get recent, data-driven insights about flights from Boston to Northern Ireland including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Boston to Northern Ireland?

Currently, February is the cheapest month in which you can book a flight from Boston to Northern Ireland (average of $657). Flying from Boston to Northern Ireland in June is currently the most expensive (average of $1,189). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Boston to Northern Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

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.

Rainfall in Northern Ireland by month

Plan your trip to Northern Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Northern Ireland ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Northern Ireland when rainfall is around 2.0 in.

Temperature in Northern Ireland by month

Plan your trip to Northern Ireland by taking into account the average temperature totals by month.

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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Northern Ireland

Get insights into the airlines that provide service to Northern Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Northern Ireland. Reviews last updated February 20, 2025.
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,274 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aer Lingus
7.0
Good
1,070 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

British Airways
6.6
Okay
6,762 reviews
Delta
8.0
Very good
8,219 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Boston to Northern Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to Northern Ireland.

  • 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 vacation 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.

  • What is the cheapest month to book a flight from Boston to Northern Ireland?

    Currently, February is the cheapest month in which you can book a flight from Boston to Northern Ireland (average of $657). Flying from Boston to Northern Ireland in June is currently the most expensive (average of $1,189). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Boston to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Boston to Northern Ireland

Discover the top 2 airlines that operate flights from Boston to Northern Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$586Average$658FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$595Average$678FlexibilityNo cancel feeOn-time70%
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