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Cheap flights from Boston to Belfast City Airport from £241

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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BHD
27 Aug — 3 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Boston to Belfast City

Enter your travel dates to find the best prices.

Cheapest flights from Boston to Belfast City
Explore the most affordable flight options available from Boston to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 July 2026.

Sun 13/920:50
BOS
-
BHD
2 stops18h 40m
Multiple Airlines
Tue 29/914:20
BHD
-
BOS
2 stops33h 30m
Multiple Airlines
Deal found 24/7£531
Sun 6/920:50
BOS
-
BHD
2 stops18h 40m
Multiple Airlines
Mon 14/908:45
BHD
-
BOS
2 stops35h 25m
Multiple Airlines
Deal found 26/7£615
Tue 22/920:50
BOS
-
BHD
2 stops16h 00m
Multiple Airlines
Mon 28/907:00
BHD
-
BOS
2 stops12h 55m
Multiple Airlines
Deal found 24/7£644
Wed 25/1121:30
BOS
-
BHD
1 stop12h 05m
Multiple Airlines
Mon 30/1106:35
BHD
-
BOS
2 stops15h 15m
Multiple Airlines
Deal found 25/7£703
Fri 11/910:40
BOS
-
BHD
3 stops29h 20m
Multiple Airlines
Fri 18/907:00
BHD
-
BOS
2 stops12h 55m
Multiple Airlines
Deal found 26/7£708
Thu 19/1121:25
BOS
-
BHD
1 stop10h 25m
British Airways
Fri 27/1108:45
BHD
-
BOS
1 stop10h 35m
British Airways
Deal found 23/7£716
Wed 25/1119:25
BOS
-
BHD
1 stop16h 25m
KLM
Mon 30/1117:20
BHD
-
BOS
1 stop26h 00m
KLM
Deal found 26/7£722

Find flight deals from Boston to Belfast City

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Belfast City (BHD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 July 2026.

Round-trip from

£531

One-way from

£241

Popular in

November

Cheapest in

March
13/9-29/9
  • 13/9-29/9
  • 4 total stops
  • 52h 10m total
  • Boston to Belfast
Search Deals
2/1
  • 2/1
  • 2 total stops
  • 32h 40m total
  • Boston to Belfast
Search Deals
Highest demand for flights based on searches. 33% potential increase in price (£298 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 16% potential price decrease (£84 potential savings vs. average return price).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Boston to Belfast City 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 28 July 2026.
Use the filters below to find and compare flights from Boston to Belfast City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 25/11

21:30-14:15

1 stop11h 45m

Belfast City

Mon 30/11

19:25-19:40

1 stop29h 15m

£725
Fastest return journey

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 6/12

21:30-13:55

1 stop11h 25m

Belfast City

Thu 10/12

11:05-19:40

1 stop13h 35m

£727

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Fri 11/9

09:35-20:30

3 stops29h 55m

Belfast City

Fri 18/9

07:00-18:35

3 stops16h 35m

£746

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 13/9

16:40-09:20

1 stop11h 40m

Belfast City

Tue 29/9

17:30-18:00

2 stops29h 30m

£749

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 6/9

16:40-09:20

1 stop11h 40m

Belfast City

Mon 14/9

17:30-13:19

1 stop24h 49m

£749

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 12/10

21:50-15:30

1 stop12h 40m

Belfast City

Thu 22/10

12:45-22:35

1 stop14h 50m

£752

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 14/10

19:35-12:00

1 stop11h 25m

Belfast City

Tue 20/10

09:40-20:05

1 stop15h 25m

£752

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 12/10

19:35-12:55

1 stop12h 20m

Belfast City

Fri 23/10

06:30-22:35

1 stop21h 05m

£752

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Fri 16/10

07:25-08:50

1 stop20h 25m

Belfast City

Fri 23/10

12:00-17:00

1 stop10h 00m

£790
Cheapest one-way

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sat 2/1

19:50-09:30

2 stops32h 40m

£241

Flights are sorted by cheapest return flights first.

Deals found on 27/7

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

Best time to book a flight from Boston to Belfast City

Have a flexible travel schedule? Discover the best time to fly to Belfast City from Boston 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.

Related info for your journey

Find useful and relevant information for your journey from Boston to Belfast City. 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 Belfast City?

    Located just 2.6 mi from the city center, Boston Logan Intl is the airport most travelers will use when flying to Belfast City from Boston. Booking flights from Logan Intl (BOS) to Belfast City should be relatively easy as there are 0 daily outbound flights to Belfast City from 0 different airlines.

  • How long is the flight from Boston to Belfast City Airport?

    British Airways can get you from Boston to Belfast City Airport in just under 11h 45m. Your travel time can differ by up to . The distance from Boston to Belfast City Airport is about 2981 mi.

  • Can I find deals for flights from Boston to Belfast City that include hotel bookings?

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

  • How can I find direct flights from Boston to Belfast City?

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

  • Can I find deals for business class flights from Boston to Belfast City?

    Yes. Cheapflights offers flight deals from Boston to Belfast City 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 Belfast City Airport?

Book flights to Belfast City Airport if you plan to visit one of these locations
Carrickfergus
Bangor
Newcastle

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Boston to Belfast City

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Belfast Intl flights
Hartford to Belfast City flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Boston to Belfast City?

Deals for Boston to Belfast City flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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 Belfast City.

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

Need flexible booking options for your flight to Belfast City from Boston? 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 Boston to Belfast City 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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