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Cheap flights from Northern Ireland to Boston from £301

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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — BOS
31 May — 7 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to Boston

Enter your travel dates to find the best prices.

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 1 May 2026.

Tue 26/508:55
BFS
-
BOS
2 stops35h 40m
Multiple Airlines
Tue 2/617:40
BOS
-
BFS
2 stops24h 05m
Multiple Airlines
Deal found 26/4£622
Wed 4/1109:15
BHD
-
BOS
1 stop11h 45m
British Airways
Sun 8/1109:17
BOS
-
BHD
2 stops23h 38m
British Airways
Deal found 29/4£644
Thu 10/912:45
BHD
-
BOS
1 stop28h 50m
British Airways
Mon 14/906:30
BOS
-
BHD
2 stops21h 20m
British Airways
Deal found 28/4£644
Tue 26/512:40
BHD
-
BOS
2 stops31h 55m
Multiple Airlines
Tue 2/617:40
BOS
-
BHD
2 stops22h 10m
Multiple Airlines
Deal found 26/4£652
Thu 15/1020:35
BHD
-
BOS
1 stop20h 55m
British Airways
Mon 19/1015:07
BOS
-
BHD
2 stops19h 23m
British Airways
Deal found 28/4£666
Mon 25/506:40
BFS
-
BOS
1 stop17h 55m
Multiple Airlines
Mon 1/621:30
BOS
-
BFS
1 stop20h 40m
Multiple Airlines
Deal found 26/4£706
Wed 10/616:55
BFS
-
BOS
3 stops34h 44m
Multiple Airlines
Wed 17/605:50
BOS
-
BFS
3 stops29h 05m
Multiple Airlines
Deal found 30/4£712
Thu 11/608:20
BFS
-
BOS
3 stops30h 29m
Multiple Airlines
Thu 18/610:05
BOS
-
BFS
3 stops27h 50m
Multiple Airlines
Deal found 27/4£757
Mon 24/810:50
BFS
-
BOS
2 stops15h 55m
Multiple Airlines
Thu 27/810:50
BOS
-
BFS
2 stops27h 40m
Multiple Airlines
Deal found 29/4£765

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 1 May 2026.

Round-trip from

£622

One-way from

£301

Popular in

December

Cheapest in

February

Average price

£636
26/5-2/6
  • 26/5-2/6
  • 4 total stops
  • 59h 45m total
  • Northern Ireland to Boston
Search Deals
12/6
  • 12/6
  • 3 total stops
  • 45h 00m total
  • Northern Ireland to Boston
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£24 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 1 May 2026.
Use the filters below to find and compare flights from Northern Ireland to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 10/9

12:45-12:35

1 stop28h 50m

Boston Logan Intl

Mon 14/9

06:30-08:50

2 stops21h 20m

£644

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 15/10

19:30-12:30

1 stop22h 00m

Boston Logan Intl

Mon 19/10

20:30-12:55

1 stop11h 25m

£666

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 10/6

16:55-22:39

3 stops34h 44m

Boston Logan Intl

Wed 17/6

05:50-15:55

3 stops29h 05m

£712

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 25/5

06:40-19:35

1 stop17h 55m

Boston Logan Intl

Mon 1/6

17:15-23:10

2 stops24h 55m

£720

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Tue 26/5

21:15-17:35

2 stops25h 20m

Boston Logan Intl

Tue 2/6

15:25-16:20

3 stops19h 55m

£729

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 11/6

08:20-09:49

3 stops30h 29m

Boston Logan Intl

Thu 18/6

10:05-18:55

3 stops27h 50m

£757

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sat 13/6

06:55-09:49

3 stops31h 54m

Boston Logan Intl

Sat 20/6

18:25-17:10

2 stops17h 45m

£834
Fastest return journey

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 24/8

10:30-20:20

1 stop14h 50m

Boston Logan Intl

Thu 27/8

23:35-18:55

2 stops14h 20m

£952
Cheapest one-way

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Fri 12/6

17:05-09:05

3 stops45h 00m

£301

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Fri 12/6

07:00-09:05

3 stops55h 05m

£327

Flights are sorted by cheapest return flights first.

Deals found on 26/4

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 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 Northern Ireland to Boston

How much does it cost for a return flight from Northern Ireland to Boston?

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?

    Located just 2.6 mi from the city center, Boston Logan Intl (BOS) is the airport most travelers will use when flying to Boston from Northern Ireland.

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

    Departing from Northern Ireland to Boston will take you 28h 50m. The distance between Northern Ireland and Boston is about 2981 mi.

  • 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 holiday 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

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Burlington
Canton
Waltham
Warwick
Cambridge
Peabody
Somerville
Quincy
Chelmsford

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Northern Ireland to Boston

Discover the top airline that operate flights from Northern Ireland to Boston. 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 858,174 searches. Data last updated 1 May 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£368Average£526FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Northern Ireland to Boston. 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 Northern Ireland to Boston?

Cheapflights helps you find that perfect flight to Boston from Northern Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Boston from Northern Ireland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Northern Ireland to Boston and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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