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Cheap flights from Belfast to Boston from £233

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 22/4. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:50 - 20:55
BFS
-
BOS
28h 05m
3 stops
Multiple Airlines Logo
20:50 - 12:45
BOS
-
BFS
11h 55m
2 stops
£484Multiple Airlines
Mon, 9 Mar - Tue, 17 Mar
Multiple Airlines Logo
06:40 - 11:48
BFS
-
BOS
33h 08m
2 stops
Multiple Airlines Logo
21:00 - 09:20
BOS
-
BFS
32h 20m
1 stop
£492Multiple Airlines
Mon, 9 Mar - Tue, 17 Mar
Multiple Airlines Logo
06:40 - 11:48
BFS
-
BOS
33h 08m
2 stops
Multiple Airlines Logo
21:00 - 18:50
BOS
-
BFS
17h 50m
1 stop
£495Multiple Airlines
Mon, 9 Mar - Tue, 17 Mar
Multiple Airlines Logo
20:50 - 20:55
BFS
-
BOS
28h 05m
3 stops
Multiple Airlines Logo
20:50 - 22:35
BOS
-
BFS
21h 45m
3 stops
£513Multiple Airlines
Mon, 9 Mar - Tue, 17 Mar
British Airways Logo
11:30 - 22:48
BHD
-
BOS
15h 18m
2 stops
British Airways Logo
22:35 - 14:50
BOS
-
BHD
12h 15m
1 stop
£521British Airways
Mon, 9 Mar - Tue, 17 Mar
British Airways Logo
11:30 - 22:48
BHD
-
BOS
15h 18m
2 stops
British Airways Logo
19:06 - 11:30
BOS
-
BHD
12h 24m
2 stops
£524British Airways
Mon, 9 Mar - Tue, 17 Mar
Delta Logo
06:30 - 14:20
BHD
-
BOS
11h 50m
1 stop
Delta Logo
17:15 - 21:00
BOS
-
BHD
23h 45m
2 stops
£527Delta
Mon, 9 Mar - Tue, 17 Mar
British Airways Logo
14:40 - 20:45
BHD
-
BOS
10h 05m
1 stop
British Airways Logo
19:55 - 11:30
BOS
-
BHD
11h 35m
1 stop
£529British Airways
Mon, 9 Mar - Tue, 17 Mar
American Airlines Logo
06:35 - 17:10
BHD
-
BOS
14h 35m
1 stop
American Airlines Logo
20:10 - 10:30
BOS
-
BHD
10h 20m
1 stop
£542American Airlines
Mon, 9 Mar - Tue, 17 Mar
Multiple Airlines Logo
18:50 - 20:55
BFS
-
BOS
30h 05m
3 stops
Multiple Airlines Logo
20:50 - 20:55
BOS
-
BFS
19h 05m
2 stops
£543Multiple Airlines
Mon, 23 Mar - Mon, 30 Mar

British Airways flights from Belfast to Boston

Our best British Airways deals on Belfast to Boston flight tickets
British Airways
9 Mar
BHD11:30Belfast City
15h 18m
2 stops
BOS22:48Boston Logan Intl
17 Mar
BOS22:35Boston Logan Intl
12h 15m
1 stop
BHD14:50Belfast City
£521
British Airways
9 Mar
BHD11:30Belfast City
15h 18m
2 stops
BOS22:48Boston Logan Intl
17 Mar
BOS19:06Boston Logan Intl
12h 24m
2 stops
BHD11:30Belfast City
£524
British Airways
9 Mar
BHD14:40Belfast City
10h 05m
1 stop
BOS20:45Boston Logan Intl
17 Mar
BOS19:55Boston Logan Intl
11h 35m
1 stop
BHD11:30Belfast City
£529

American Airlines flights from Belfast to Boston

Our best American Airlines deals on Belfast to Boston flight tickets
American Airlines
9 Mar
BHD06:35Belfast City
14h 35m
1 stop
BOS17:10Boston Logan Intl
17 Mar
BOS20:10Boston Logan Intl
10h 20m
1 stop
BHD10:30Belfast City
£542
American Airlines
14 Jul
BHD13:45Belfast City
11h 20m
1 stop
BOS20:05Boston Logan Intl
31 Jul
BOS19:35Boston Logan Intl
17h 35m
1 stop
BHD18:10Belfast City
£615
American Airlines
23 Jul
BHD12:45Belfast City
28h 50m
1 stop
BOS12:35Boston Logan Intl
31 Jul
BOS21:50Boston Logan Intl
12h 40m
1 stop
BHD15:30Belfast City
£793

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 8 February 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

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 9/3

20:50-20:55

3 stops28h 05m

Boston Logan Intl

Tue 17/3

20:50-12:45

2 stops11h 55m

£484

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 9/3

06:40-11:48

2 stops33h 08m

Boston Logan Intl

Tue 17/3

21:00-09:20

1 stop32h 20m

£492

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 9/3

06:40-11:48

2 stops33h 08m

Boston Logan Intl

Tue 17/3

21:00-18:50

1 stop17h 50m

£495

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 9/3

20:50-20:55

3 stops28h 05m

Boston Logan Intl

Tue 17/3

20:50-22:35

3 stops21h 45m

£513

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Mon 9/3

11:30-22:48

2 stops15h 18m

Boston Logan Intl

Tue 17/3

22:35-14:50

1 stop12h 15m

£521

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Mon 9/3

11:30-22:48

2 stops15h 18m

Boston Logan Intl

Tue 17/3

19:06-11:30

2 stops12h 24m

£524

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Mon 9/3

06:30-14:20

1 stop11h 50m

Boston Logan Intl

Tue 17/3

17:15-21:00

2 stops23h 45m

£527

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Mon 9/3

14:40-20:45

1 stop10h 05m

Boston Logan Intl

Tue 17/3

19:55-11:30

1 stop11h 35m

£529

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Mon 9/3

06:35-17:10

1 stop14h 35m

Boston Logan Intl

Tue 17/3

20:10-10:30

1 stop10h 20m

£542

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 23/3

18:50-20:55

3 stops30h 05m

Boston Logan Intl

Mon 30/3

20:50-20:55

2 stops19h 05m

£543

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

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

12h 10m

Direct flights

None
The fastest flight from Belfast to Boston takes 12h 10m
There are no direct flights from Belfast to Boston. There are no popular flight routes from Belfast to Boston.
Search flight deals

  • 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 12h 10m.

  • 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 £340Free CancellationRating
6.7
7,721 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
Cambridge
Amherst
Brookline
Falmouth
Plymouth
Burlington
Randolph
Braintree
Revere
York Beach
Needham
Foxborough
Cape Neddick
Old Orchard Beach
Sandwich
Concord
Everett
Quincy

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.

An easier way to manage your Boston trip

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