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$418+ Cheap flights from Northern Ireland to Boston (BOS)

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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — BOS
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap flight deals from Northern Ireland to Boston

Cheapest flights from Northern Ireland to Boston
Explore the most affordable flight options available from Northern Ireland to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This Mytrip deal was found by Cheapflights users on 2/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/188:35 am
BFS
-
BOS
2 stops14h 15m
Multiple Airlines
Wed 3/258:50 pm
BOS
-
BFS
2 stops21h 30m
Multiple Airlines
Deal found 2/1$591
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Mon 3/23:20 pm
BFS
-
BOS
2 stops34h 35m
Multiple Airlines
Mon 3/99:00 pm
BOS
-
BFS
1 stop31h 20m
Multiple Airlines
Deal found 2/2$706
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 3/26:35 am
BHD
-
BOS
1 stop12h 45m
American Airlines
Mon 3/97:55 pm
BOS
-
BHD
1 stop10h 45m
American Airlines
Deal found 2/2$715
This Delta deal was found by Cheapflights users on 2/2. 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 3/26:30 am
BHD
-
BOS
1 stop11h 50m
Delta
Mon 3/91:55 pm
BOS
-
BHD
2 stops22h 50m
Delta
Deal found 2/2$723
This Mytrip deal was found by Cheapflights users on 2/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/27:20 am
BHD
-
BOS
3 stops38h 55m
Multiple Airlines
Mon 3/99:50 pm
BOS
-
BHD
1 stop14h 55m
Multiple Airlines
Deal found 2/2$752
This British Airways deal was found by Cheapflights users on 2/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/53:05 pm
BHD
-
BOS
1 stop11h 50m
British Airways
Mon 3/98:10 pm
BOS
-
BHD
1 stop10h 30m
British Airways
Deal found 2/2$760
This TravelUp deal was found by Cheapflights users on 2/2. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/193:05 pm
BHD
-
BOS
1 stop11h 50m
British Airways
Thu 3/263:49 pm
BOS
-
BHD
2 stops14h 31m
British Airways
Deal found 2/2$768
This Booking.com deal was found by Cheapflights users on 2/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/198:20 am
BHD
-
BOS
2 stops14h 30m
Multiple Airlines
Thu 3/268:50 pm
BOS
-
BHD
2 stops15h 50m
Multiple Airlines
Deal found 2/2$776
This British Airways deal was found by Cheapflights users on 1/31. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:35 am
BHD
-
BOS
2 stops18h 15m
British Airways
Mon 2/237:00 pm
BOS
-
BHD
2 stops14h 15m
British Airways
Deal found 1/31$787
This Booking.com deal was found by Cheapflights users on 2/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/17:10 am
BFS
-
BOS
3 stops36h 25m
Multiple Airlines
Sat 3/78:00 pm
BOS
-
BFS
2 stops21h 20m
Multiple Airlines
Deal found 2/2$1,044
This Mytrip deal was found by Cheapflights users on 2/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/299:40 am
BFS
-
BOS
2 stops14h 10m
Multiple Airlines
Fri 5/299:15 pm
BOS
-
BFS
2 stops19h 00m
Multiple Airlines
Deal found 2/2$1,128

Find flight deals from Northern Ireland to Boston

Keep the following information in mind while searching for Northern Ireland to Boston flight deals. Data was last updated February 3, 2026.

Round-trip from

$591
(Mytrip)

One-way from

$418
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$530
From Northern Ireland to Boston Logan Intl
Search Deals
One-way flight from Northern Ireland to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Northern Ireland to Boston 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 3, 2026.
Use the filters below to find and compare flights from Northern Ireland to Boston that are best for you.

Fly from

Northern Ireland

Fly to

Boston

Route

Depart

Return

Price

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 3/18

8:35 am-6:50 pm

2 stops14h 15m

Boston Logan Intl

Wed 3/25

8:50 pm-10:20 pm

2 stops21h 30m

$591

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 3/2

3:20 pm-8:55 pm

2 stops34h 35m

Boston Logan Intl

Mon 3/9

9:00 pm-8:20 am

1 stop31h 20m

$706

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Mon 3/2

6:35 am-2:20 pm

1 stop12h 45m

Boston Logan Intl

Mon 3/9

7:55 pm-10:40 am

1 stop10h 45m

$715

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Mon 3/2

6:30 am-6:55 pm

1 stop17h 25m

Boston Logan Intl

Mon 3/9

1:55 pm-4:45 pm

2 stops22h 50m

$723

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Mon 3/2

6:30 am-1:20 pm

1 stop11h 50m

Boston Logan Intl

Mon 3/9

1:55 pm-4:45 pm

2 stops22h 50m

$723

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Mon 3/2

7:20 am-5:15 pm

3 stops38h 55m

Boston Logan Intl

Mon 3/9

9:50 pm-4:45 pm

1 stop14h 55m

$752

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 3/5

10:40 am-9:55 pm

1 stop16h 15m

Boston Logan Intl

Mon 3/9

3:49 pm-10:40 am

2 stops14h 51m

$760

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sun 3/1

7:10 am-2:35 pm

3 stops36h 25m

Boston Logan Intl

Sat 3/7

8:00 pm-10:20 pm

2 stops21h 20m

$1,044

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Fri 5/29

9:40 am-6:50 pm

2 stops14h 10m

Boston Logan Intl

Fri 5/29

9:15 pm-9:15 pm

2 stops19h 00m

$1,128

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 3/9

7:20 pm-8:55 pm

3 stops29h 35m

$445

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 17 results
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Best time to book a flight from Northern Ireland to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Northern Ireland 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.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to Boston
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to Boston. 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 into for flights to Boston from Northern Ireland?

    Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from Northern Ireland. Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

  • How long is the flight from Northern Ireland to Boston?

    For as low as $723, American Airlines can have you in Boston from Northern Ireland in 11h 50m. Northern Ireland and Boston are separated by a distance of 2981 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Northern Ireland to Boston 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

Traveling to a place near Boston?

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