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Cheap flights from Boston to Belfast from £248

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Belfast departing on 5/9. 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 Boston to Belfast

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:50 - 20:30
BOS
-
BHD
18h 40m
2 stops
Multiple Airlines Logo
15:10 - 18:50
BHD
-
BOS
32h 40m
2 stops
£603Multiple Airlines
Mon, 7 Sep - Sun, 13 Sep
Multiple Airlines Logo
05:45 - 13:20
BOS
-
BHD
26h 35m
3 stops
Multiple Airlines Logo
07:00 - 18:50
BHD
-
BOS
16h 50m
2 stops
£614Multiple Airlines
Mon, 7 Sep - Sun, 13 Sep
Multiple Airlines Logo
20:50 - 19:40
BOS
-
BHD
17h 50m
2 stops
Multiple Airlines Logo
07:00 - 21:45
BHD
-
BOS
19h 45m
2 stops
£621Multiple Airlines
Wed, 7 Oct - Wed, 21 Oct
British Airways Logo
19:35 - 13:35
BOS
-
BHD
13h 00m
1 stop
British Airways Logo
10:05 - 17:00
BHD
-
BOS
11h 55m
1 stop
£650British Airways
Wed, 7 Oct - Wed, 21 Oct
Multiple Airlines Logo
19:50 - 15:30
BOS
-
BHD
14h 40m
2 stops
Multiple Airlines Logo
07:40 - 14:40
BHD
-
BOS
36h 00m
3 stops
£651Multiple Airlines
Wed, 25 Nov - Mon, 30 Nov
British Airways Logo
15:31 - 12:00
BOS
-
BHD
15h 29m
2 stops
British Airways Logo
11:35 - 17:00
BHD
-
BOS
10h 25m
1 stop
£654British Airways
Wed, 7 Oct - Wed, 21 Oct
Multiple Airlines Logo
19:50 - 20:30
BOS
-
BHD
19h 40m
3 stops
Multiple Airlines Logo
07:40 - 14:40
BHD
-
BOS
36h 00m
3 stops
£659Multiple Airlines
Wed, 25 Nov - Mon, 30 Nov
Multiple Airlines Logo
23:00 - 20:30
BOS
-
BHD
16h 30m
2 stops
Multiple Airlines Logo
07:00 - 18:50
BHD
-
BOS
16h 50m
2 stops
£666Multiple Airlines
Fri, 2 Oct - Thu, 15 Oct
Multiple Airlines Logo
17:25 - 20:50
BOS
-
BHD
22h 25m
2 stops
Multiple Airlines Logo
07:00 - 18:50
BHD
-
BOS
16h 50m
2 stops
£669Multiple Airlines
Sat, 3 Oct - Sat, 17 Oct
Multiple Airlines Logo
20:50 - 18:40
BOS
-
BHD
16h 50m
2 stops
Multiple Airlines Logo
07:00 - 18:50
BHD
-
BOS
16h 50m
2 stops
£672Multiple Airlines
Thu, 24 Sep - Mon, 28 Sep

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British Airways flights from Boston to Belfast City Airport

Our best British Airways deals on Boston to Belfast City Airport flight tickets
British Airways
7 Oct
BOS19:35Boston Logan Intl
13h 00m
1 stop
BHD13:35Belfast City
21 Oct
BHD10:05Belfast City
11h 55m
1 stop
BOS17:00Boston Logan Intl
£650
British Airways
7 Oct
BOS15:31Boston Logan Intl
15h 29m
2 stops
BHD12:00Belfast City
21 Oct
BHD11:35Belfast City
10h 25m
1 stop
BOS17:00Boston Logan Intl
£654
British Airways
2 Oct
BOS21:50Boston Logan Intl
12h 40m
1 stop
BHD15:30Belfast City
15 Oct
BHD14:20Belfast City
10h 45m
1 stop
BOS20:05Boston Logan Intl
£688

Delta flights from Boston to Belfast City Airport

Our best Delta deals on Boston to Belfast City Airport flight tickets
Delta
4 Oct
BOS18:55Boston Logan Intl
17h 00m
1 stop
BHD16:55Belfast City
22 Oct
BHD09:50Belfast City
11h 46m
1 stop
BOS16:36Boston Logan Intl
£728
Delta
8 Oct
BOS16:45Boston Logan Intl
11h 35m
1 stop
BHD09:20Belfast City
22 Oct
BHD09:50Belfast City
11h 46m
1 stop
BOS16:36Boston Logan Intl
£766
Delta
8 Oct
BOS16:45Boston Logan Intl
11h 35m
1 stop
BHD09:20Belfast City
24 Oct
BHD17:30Belfast City
25h 55m
1 stop
BOS14:25Boston Logan Intl
£803

momondo Fare Finder

 
Customise your flight search to find flights from Boston to Belfast City Airport 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 27 June 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

Mon 7/9

20:50-20:30

2 stops18h 40m

Belfast City

Sun 13/9

15:10-18:50

2 stops32h 40m

£603

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 7/9

05:45-13:20

3 stops26h 35m

Belfast City

Sun 13/9

07:00-18:50

2 stops16h 50m

£614

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 7/10

20:50-19:40

2 stops17h 50m

Belfast City

Wed 21/10

07:00-21:45

2 stops19h 45m

£621
Fastest return journey

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 7/10

19:35-13:35

1 stop13h 00m

Belfast City

Wed 21/10

10:05-17:00

1 stop11h 55m

£650

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 25/11

19:50-15:30

2 stops14h 40m

Belfast City

Mon 30/11

07:40-14:40

3 stops36h 00m

£651

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 7/10

15:31-12:00

2 stops15h 29m

Belfast City

Wed 21/10

11:35-17:00

1 stop10h 25m

£654

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Wed 25/11

19:50-20:30

3 stops19h 40m

Belfast City

Mon 30/11

07:40-14:40

3 stops36h 00m

£659

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Fri 2/10

23:00-20:30

2 stops16h 30m

Belfast City

Thu 15/10

07:00-18:50

2 stops16h 50m

£666

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sat 3/10

17:25-20:50

2 stops22h 25m

Belfast City

Sat 17/10

07:00-18:50

2 stops16h 50m

£669

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Thu 24/9

20:50-18:40

2 stops16h 50m

Belfast City

Mon 28/9

07:00-18:50

2 stops16h 50m

£672

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 Belfast from

How to get the cheapest flight ticket from Boston to Belfast City Airport

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 Boston Logan Intl to Belfast City?

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

When to book flights from Boston to Belfast City Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Belfast City Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Boston to Belfast City Airport (BOS to BHD) flight deals and tips

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

Fastest flight time

11h 40m

Direct flights

None
The fastest flight from Boston to Belfast City Airport takes 11h 40m
There are no direct flights from Boston to Belfast City Airport. There are no popular flight routes from Boston to Belfast City Airport.
Search flight deals

Frequently asked questions about flying from Boston to Belfast City Airport

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

    Belfast City is 2983.1 mi away from Boston Logan Intl. By plane, this route typically takes 11h 40m.

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

    Prices for flights from Boston Logan Intl Airport to Belfast City Airport are refreshed on a daily basis.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Belfast City Airport.

  • What documentation or ID do you need to fly to Belfast City Airport?

    The travel and health documents you'll need for your trip to Belfast City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belfast City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Belfast?

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

Why use momondo?

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

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

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Belfast.

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

If you are simply researching potential flights to Belfast, momondo offers a useful price alert feature which will track prices for flights to Belfast from Boston and alert you when they change.

An easier way to manage your Belfast City Airport trip

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