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Cheap flights from Belfast to Boston from £275

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast to Boston departing on 18/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Belfast to Boston

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
10:05 - 20:05
BHD
-
BOS
15h 00m
1 stop
British Airways Logo
17:28 - 15:30
BOS
-
BHD
17h 02m
2 stops
£514British Airways
Wed, 9 Sep - Fri, 25 Sep
British Airways Logo
11:35 - 23:28
BHD
-
BOS
16h 53m
2 stops
British Airways Logo
17:28 - 15:30
BOS
-
BHD
17h 02m
2 stops
£518British Airways
Wed, 9 Sep - Fri, 25 Sep
British Airways Logo
10:05 - 17:05
BHD
-
BOS
12h 00m
1 stop
British Airways Logo
21:50 - 18:10
BOS
-
BHD
15h 20m
1 stop
£522British Airways
Wed, 9 Sep - Fri, 25 Sep
British Airways Logo
10:05 - 20:05
BHD
-
BOS
15h 00m
1 stop
British Airways Logo
19:40 - 12:00
BOS
-
BHD
11h 20m
1 stop
£546British Airways
Wed, 22 Jul - Wed, 29 Jul
Multiple Airlines Logo
08:20 - 21:45
BFS
-
BOS
18h 25m
2 stops
Multiple Airlines Logo
23:00 - 22:15
BOS
-
BFS
18h 15m
2 stops
£560Multiple Airlines
Thu, 9 Jul - Mon, 13 Jul
Multiple Airlines Logo
19:05 - 22:55
BHD
-
BOS
32h 50m
1 stop
Multiple Airlines Logo
08:30 - 08:15
BOS
-
BHD
19h 45m
1 stop
£570Multiple Airlines
Sat, 24 Oct - Sat, 31 Oct
Multiple Airlines Logo
19:05 - 22:55
BHD
-
BOS
32h 50m
1 stop
Multiple Airlines Logo
08:30 - 08:15
BOS
-
BHD
19h 45m
1 stop
£573Multiple Airlines
Sat, 24 Oct - Sat, 31 Oct
British Airways Logo
09:35 - 21:29
BHD
-
BOS
16h 54m
2 stops
British Airways Logo
22:35 - 14:15
BOS
-
BHD
11h 40m
1 stop
£580British Airways
Sat, 24 Oct - Sat, 31 Oct
Multiple Airlines Logo
19:05 - 22:55
BHD
-
BOS
32h 50m
1 stop
Multiple Airlines Logo
15:31 - 11:10
BOS
-
BHD
15h 39m
2 stops
£581Multiple Airlines
Sat, 24 Oct - Sat, 31 Oct
British Airways Logo
18:20 - 12:35
BHD
-
BOS
23h 15m
1 stop
British Airways Logo
21:55 - 14:35
BOS
-
BHD
11h 40m
1 stop
£587British Airways
Wed, 16 Sep - Sun, 20 Sep

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American Airlines flights from Belfast to Boston

Our best American Airlines deals on Belfast to Boston flight tickets
American Airlines
14 Jun
BHD06:30Belfast City
11h 05m
1 stop
BOS12:35Boston Logan Intl
22 Jun
BOS20:10Boston Logan Intl
11h 45m
1 stop
BHD12:55Belfast City
£541
American Airlines
18 Jun
BHD06:30Belfast City
11h 05m
1 stop
BOS12:35Boston Logan Intl
24 Jul
BOS19:37Boston Logan Intl
14h 53m
2 stops
BHD15:30Belfast City
£544
American Airlines
18 Jun
BHD06:30Belfast City
11h 05m
1 stop
BOS12:35Boston Logan Intl
24 Jul
BOS19:37Boston Logan Intl
14h 53m
2 stops
BHD15:30Belfast City
£546

Delta flights from Belfast to Boston

Our best Delta deals on Belfast to Boston flight tickets
Delta
18 Jun
BHD09:50Belfast City
11h 45m
1 stop
BOS16:35Boston Logan Intl
24 Jul
BOS09:05Boston Logan Intl
19h 15m
2 stops
BHD09:20Belfast City
£555
Delta
18 Jun
BHD09:50Belfast City
11h 45m
1 stop
BOS16:35Boston Logan Intl
24 Jul
BOS09:05Boston Logan Intl
19h 15m
2 stops
BHD09:20Belfast City
£557
Delta
18 Jun
BHD09:50Belfast City
19h 04m
2 stops
BOS23:54Boston Logan Intl
24 Jul
BOS09:05Boston Logan Intl
19h 15m
2 stops
BHD09:20Belfast City
£561

momondo Fare Finder

 
Customise your flight search to find flights from Belfast 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, momondo users made 279,928 searches. Data last updated 10 June 2026.
Use the filters below to find and compare flights from Belfast to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 9/9

10:05-20:05

1 stop15h 00m

Boston Logan Intl

Fri 25/9

17:28-15:30

2 stops17h 02m

£514

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 9/9

11:35-23:28

2 stops16h 53m

Boston Logan Intl

Fri 25/9

17:28-15:30

2 stops17h 02m

£518

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 9/9

10:05-17:05

1 stop12h 00m

Boston Logan Intl

Fri 25/9

21:50-18:10

1 stop15h 20m

£522
Fastest return journey

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 22/7

10:05-20:05

1 stop15h 00m

Boston Logan Intl

Wed 29/7

19:40-12:00

1 stop11h 20m

£546

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 9/7

08:20-21:45

2 stops18h 25m

Boston Logan Intl

Mon 13/7

23:00-22:15

2 stops18h 15m

£560

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sat 24/10

19:05-22:55

1 stop32h 50m

Boston Logan Intl

Sat 31/10

08:30-08:15

1 stop19h 45m

£570

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sat 24/10

19:05-22:55

1 stop32h 50m

Boston Logan Intl

Sat 31/10

08:30-08:15

1 stop19h 45m

£573

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sat 24/10

09:35-21:29

2 stops16h 54m

Boston Logan Intl

Sat 31/10

22:35-14:15

1 stop11h 40m

£580

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sat 24/10

19:05-22:55

1 stop32h 50m

Boston Logan Intl

Sat 31/10

15:31-11:10

2 stops15h 39m

£581

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 16/9

18:20-12:35

1 stop23h 15m

Boston Logan Intl

Sun 20/9

21:55-14:35

1 stop11h 40m

£587

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Belfast to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Belfast to Boston Logan Intl?

British Airways is the most popular carrier operating from Belfast to Boston Logan Intl

Cheap Belfast to Boston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast to Boston

Fastest flight time

11h 45m

Direct flights

None
The fastest flight from Belfast to Boston takes 11h 45m
There are no direct flights from Belfast to Boston. There are no popular flight routes from Belfast to Boston.
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Frequently asked questions about flying from Belfast to Boston

  • How far is Belfast to Boston Logan Intl by plane?

    The straight-line distance from Belfast to Boston Logan Intl is 2981.1 mi. By plane, this route typically takes 11h 45m.

  • When did momondo last update prices for flights from Belfast to Boston Logan Intl Airport?

    Prices for flights from Belfast to Boston Logan Intl Airport refresh daily.

  • How many operators does momondo search for flights from Belfast to Boston Logan Intl Airport?

  • How old do you have to be to fly from Belfast to Boston Logan Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Belfast to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The necessary travel and health documents for your Boston Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Belfast to Boston

Compare and see reviews for airlines that fly from Belfast to Boston with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £395Free CancellationRating
6.7
8,035 reviews
Search British Airways flights

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Salem
Waltham
Braintree
Dedham
Cambridge
Brookline
Plymouth
Burlington
Falmouth
Chelsea
Foxborough
Randolph
York Beach
Needham
Quincy
Wells
Amherst
Everett
Sandwich
Cape Neddick

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Boston?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Belfast to Boston . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Belfast to Boston with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Boston from Belfast with this policy.

How can momondo help me find flights from Belfast to Boston?

momondo provides multiple filters to help you find the best flight to Boston from Belfast. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Belfast to Boston right now. Can momondo alert me if prices change?

Price alerts on flights to Boston from Belfast are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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