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Cheap flights from Belfast to Boston from £325

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 8/9. 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
15:25 - 22:50
BHD
-
BOS
11h 25m
1 stop
British Airways Logo
19:19 - 14:15
BOS
-
BHD
13h 56m
2 stops
£574British Airways
Thu, 29 Oct - Mon, 2 Nov
British Airways Logo
09:05 - 21:54
BHD
-
BOS
16h 49m
2 stops
British Airways Logo
19:19 - 14:15
BOS
-
BHD
13h 56m
2 stops
£579British Airways
Thu, 29 Oct - Mon, 2 Nov
Multiple Airlines Logo
06:40 - 22:38
BFS
-
BOS
20h 58m
2 stops
Multiple Airlines Logo
06:00 - 11:15
BOS
-
BFS
24h 15m
3 stops
£586Multiple Airlines
Mon, 24 Aug - Mon, 31 Aug
Multiple Airlines Logo
20:35 - 20:55
BFS
-
BOS
29h 20m
2 stops
Multiple Airlines Logo
23:00 - 19:05
BOS
-
BFS
15h 05m
2 stops
£590Multiple Airlines
Mon, 24 Aug - Mon, 31 Aug
Multiple Airlines Logo
06:40 - 20:55
BFS
-
BOS
19h 15m
3 stops
Multiple Airlines Logo
06:00 - 11:15
BOS
-
BFS
24h 15m
3 stops
£592Multiple Airlines
Mon, 24 Aug - Mon, 31 Aug
British Airways Logo
07:05 - 22:35
BHD
-
BOS
20h 30m
1 stop
British Airways Logo
22:30 - 15:15
BOS
-
BHD
12h 45m
1 stop
£598British Airways
Sat, 24 Oct - Sat, 31 Oct
British Airways Logo
06:30 - 16:55
BHD
-
BOS
15h 25m
2 stops
British Airways Logo
17:28 - 12:00
BOS
-
BHD
13h 32m
2 stops
£602British Airways
Fri, 18 Sep - Wed, 23 Sep
British Airways Logo
06:30 - 16:55
BHD
-
BOS
15h 25m
2 stops
British Airways Logo
17:28 - 12:00
BOS
-
BHD
13h 32m
2 stops
£603British Airways
Fri, 18 Sep - Wed, 23 Sep
British Airways Logo
11:00 - 23:28
BHD
-
BOS
17h 28m
2 stops
British Airways Logo
21:50 - 13:35
BOS
-
BHD
10h 45m
1 stop
£605British Airways
Fri, 18 Sep - Wed, 23 Sep
Delta Logo
09:50 - 16:35
BHD
-
BOS
11h 45m
1 stop
Delta Logo
20:25 - 16:55
BOS
-
BHD
15h 30m
1 stop
£613Delta
Fri, 18 Sep - Wed, 23 Sep

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Delta flights from Belfast to Boston

Our best Delta deals on Belfast to Boston flight tickets
Delta
18 Sept
BHD09:50Belfast City
11h 45m
1 stop
BOS16:35Boston Logan Intl
23 Sept
BOS20:25Boston Logan Intl
15h 30m
1 stop
BHD16:55Belfast City
£613
Delta
24 Oct
BHD17:30Belfast City
26h 52m
2 stops
BOS15:22Boston Logan Intl
31 Oct
BOS15:34Boston Logan Intl
21h 16m
2 stops
BHD16:50Belfast City
£635
Delta
24 Oct
BHD17:30Belfast City
26h 52m
2 stops
BOS15:22Boston Logan Intl
31 Oct
BOS15:34Boston Logan Intl
21h 16m
2 stops
BHD16:50Belfast City
£638

British Airways flights from Belfast to Boston

Our best British Airways deals on Belfast to Boston flight tickets
British Airways
29 Oct
BHD15:25Belfast City
11h 25m
1 stop
BOS22:50Boston Logan Intl
2 Nov
BOS19:19Boston Logan Intl
13h 56m
2 stops
BHD14:15Belfast City
£574
British Airways
29 Oct
BHD09:05Belfast City
16h 49m
2 stops
BOS21:54Boston Logan Intl
2 Nov
BOS19:19Boston Logan Intl
13h 56m
2 stops
BHD14:15Belfast City
£579
British Airways
24 Oct
BHD07:05Belfast City
20h 30m
1 stop
BOS22:35Boston Logan Intl
31 Oct
BOS22:30Boston Logan Intl
12h 45m
1 stop
BHD15:15Belfast City
£598

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 18 July 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
Fastest return journey

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 29/10

15:25-22:50

1 stop11h 25m

Boston Logan Intl

Mon 2/11

19:19-14:15

2 stops13h 56m

£574

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 29/10

09:05-21:54

2 stops16h 49m

Boston Logan Intl

Mon 2/11

19:19-14:15

2 stops13h 56m

£579

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 24/8

06:40-22:38

2 stops20h 58m

Boston Logan Intl

Mon 31/8

06:00-11:15

3 stops24h 15m

£586

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 24/8

20:35-20:55

2 stops29h 20m

Boston Logan Intl

Mon 31/8

23:00-19:05

2 stops15h 05m

£590

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 24/8

06:40-20:55

3 stops19h 15m

Boston Logan Intl

Mon 31/8

06:00-11:15

3 stops24h 15m

£592

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sat 24/10

07:05-22:35

1 stop20h 30m

Boston Logan Intl

Sat 31/10

22:30-15:15

1 stop12h 45m

£598

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Fri 18/9

06:30-16:55

2 stops15h 25m

Boston Logan Intl

Wed 23/9

17:28-12:00

2 stops13h 32m

£602

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Fri 18/9

06:30-16:55

2 stops15h 25m

Boston Logan Intl

Wed 23/9

17:28-12:00

2 stops13h 32m

£603

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Fri 18/9

11:00-23:28

2 stops17h 28m

Boston Logan Intl

Wed 23/9

21:50-13:35

1 stop10h 45m

£605

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Fri 18/9

09:50-16:35

1 stop11h 45m

Boston Logan Intl

Wed 23/9

20:25-16:55

1 stop15h 30m

£613

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 25m

Direct flights

None
The fastest flight from Belfast to Boston takes 11h 25m
There are no direct flights from Belfast to Boston. There are no popular flight routes from Belfast to Boston.
Search flight deals

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 25m.

  • 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 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.

Travelling to a place near Boston?

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