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Cheap flights from Belfast to Boston from £272

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 15/10. 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
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.
Finnair Logo
06:30 - 12:35
BHD
-
BOS
11h 05m
1 stop
Finnair Logo
07:25 - 09:00
BOS
-
BHD
20h 35m
1 stop
£652Finnair
Thu, 9 Jul - Tue, 14 Jul
British Airways Logo
09:35 - 13:30
BHD
-
BOS
32h 55m
1 stop
British Airways Logo
06:00 - 07:35
BOS
-
BHD
20h 35m
2 stops
£671British Airways
Thu, 7 May - Mon, 11 May
British Airways Logo
14:20 - 23:47
BHD
-
BOS
14h 27m
2 stops
British Airways Logo
06:00 - 07:35
BOS
-
BHD
20h 35m
2 stops
£675British Airways
Thu, 7 May - Mon, 11 May
British Airways Logo
14:20 - 13:30
BHD
-
BOS
28h 10m
1 stop
British Airways Logo
20:10 - 17:30
BOS
-
BHD
16h 20m
1 stop
£679British Airways
Thu, 7 May - Mon, 11 May
Multiple Airlines Logo
08:55 - 15:35
BFS
-
BOS
35h 40m
2 stops
Multiple Airlines Logo
17:40 - 21:15
BOS
-
BFS
22h 35m
2 stops
£698Multiple Airlines
Fri, 5 Jun - Fri, 12 Jun
British Airways Logo
10:05 - 16:55
BHD
-
BOS
11h 50m
1 stop
British Airways Logo
21:55 - 17:40
BOS
-
BHD
14h 45m
1 stop
£710British Airways
Wed, 6 May - Sun, 10 May
Multiple Airlines Logo
06:55 - 09:45
BFS
-
BOS
31h 50m
3 stops
Multiple Airlines Logo
10:45 - 08:55
BOS
-
BFS
17h 10m
2 stops
£712Multiple Airlines
Sat, 6 Jun - Sat, 13 Jun
Multiple Airlines Logo
06:55 - 09:45
BFS
-
BOS
31h 50m
3 stops
Multiple Airlines Logo
10:45 - 18:55
BOS
-
BFS
27h 10m
3 stops
£714Multiple Airlines
Sat, 6 Jun - Sat, 13 Jun
Multiple Airlines Logo
06:10 - 21:45
BFS
-
BOS
20h 35m
2 stops
Multiple Airlines Logo
20:50 - 22:25
BOS
-
BFS
20h 35m
2 stops
£724Multiple Airlines
Thu, 9 Jul - Tue, 14 Jul
KLM Logo
17:30 - 18:30
BHD
-
BOS
30h 00m
1 stop
KLM Logo
16:40 - 09:20
BOS
-
BHD
11h 40m
1 stop
£793KLM
Thu, 18 Jun - Fri, 24 Jul

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British Airways flights from Belfast to Boston

Our best British Airways deals on Belfast to Boston flight tickets
British Airways
7 May
BHD09:35Belfast City
32h 55m
1 stop
BOS13:30Boston Logan Intl
11 May
BOS06:00Boston Logan Intl
20h 35m
2 stops
BHD07:35Belfast City
£671
British Airways
7 May
BHD14:20Belfast City
14h 27m
2 stops
BOS23:47Boston Logan Intl
11 May
BOS06:00Boston Logan Intl
20h 35m
2 stops
BHD07:35Belfast City
£675
British Airways
7 May
BHD14:20Belfast City
28h 10m
1 stop
BOS13:30Boston Logan Intl
11 May
BOS20:10Boston Logan Intl
16h 20m
1 stop
BHD17:30Belfast City
£679

KLM flights from Belfast to Boston

Our best KLM deals on Belfast to Boston flight tickets
KLM
18 Jun
BHD17:30Belfast City
30h 00m
1 stop
BOS18:30Boston Logan Intl
24 Jul
BOS16:40Boston Logan Intl
11h 40m
1 stop
BHD09:20Belfast City
£793
KLM
18 Jun
BHD09:50Belfast City
13h 40m
1 stop
BOS18:30Boston Logan Intl
24 Jul
BOS20:25Boston Logan Intl
31h 55m
1 stop
BHD09:20Belfast City
£812

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 24 April 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

Thu 9/7

06:30-12:35

1 stop11h 05m

Boston Logan Intl

Tue 14/7

07:25-09:00

1 stop20h 35m

£652

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 7/5

09:35-13:30

1 stop32h 55m

Boston Logan Intl

Mon 11/5

06:00-07:35

2 stops20h 35m

£671

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 7/5

14:20-23:47

2 stops14h 27m

Boston Logan Intl

Mon 11/5

06:00-07:35

2 stops20h 35m

£675

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 7/5

14:20-13:30

1 stop28h 10m

Boston Logan Intl

Mon 11/5

20:10-17:30

1 stop16h 20m

£679

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Fri 5/6

08:55-15:35

2 stops35h 40m

Boston Logan Intl

Fri 12/6

17:40-21:15

2 stops22h 35m

£698
Fastest return journey

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 6/5

10:05-16:55

1 stop11h 50m

Boston Logan Intl

Sun 10/5

21:55-17:40

1 stop14h 45m

£710

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sat 6/6

06:55-09:45

3 stops31h 50m

Boston Logan Intl

Sat 13/6

10:45-08:55

2 stops17h 10m

£712

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sat 6/6

06:55-09:45

3 stops31h 50m

Boston Logan Intl

Sat 13/6

10:45-18:55

3 stops27h 10m

£714

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 9/7

06:10-21:45

2 stops20h 35m

Boston Logan Intl

Tue 14/7

20:50-22:25

2 stops20h 35m

£724

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 18/6

17:30-18:30

1 stop30h 00m

Boston Logan Intl

Fri 24/7

16:40-09:20

1 stop11h 40m

£793

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Boston from

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?

Aer Lingus 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 20m

Direct flights

None
The fastest flight from Belfast to Boston takes 11h 20m
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 20m.

  • 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 £369Free CancellationRating
6.7
7,910 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
Cambridge
Waltham
Dedham
Amherst
Brookline
Falmouth
Burlington
Chelsea
Foxborough
Randolph
Braintree
York Beach
Needham
Quincy
Concord
Everett
Plymouth
Cape Neddick
Hampton

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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