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Cheap flights from Boston to Belfast from £246

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 1/9. 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
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.
British Airways Logo
19:30 - 10:30
BOS
-
BHD
10h 00m
1 stop
British Airways Logo
15:50 - 22:35
BHD
-
BOS
11h 45m
1 stop
£659British Airways
Sun, 16 Aug - Sun, 30 Aug
British Airways Logo
07:25 - 08:50
BOS
-
BHD
20h 25m
1 stop
British Airways Logo
12:45 - 20:05
BHD
-
BOS
12h 20m
1 stop
£670British Airways
Mon, 19 Oct - Thu, 22 Oct
British Airways Logo
19:35 - 12:55
BOS
-
BHD
12h 20m
1 stop
British Airways Logo
14:20 - 20:05
BHD
-
BOS
10h 45m
1 stop
£670British Airways
Mon, 19 Oct - Thu, 22 Oct
British Airways Logo
12:56 - 10:30
BOS
-
BHD
16h 34m
2 stops
British Airways Logo
15:50 - 22:35
BHD
-
BOS
11h 45m
1 stop
£677British Airways
Sun, 16 Aug - Sun, 30 Aug
British Airways Logo
18:26 - 17:40
BOS
-
BHD
18h 14m
2 stops
British Airways Logo
20:10 - 23:55
BHD
-
BOS
32h 45m
2 stops
£692British Airways
Sun, 16 Aug - Sun, 30 Aug
Aer Lingus Logo
17:25 - 20:50
BOS
-
BHD
22h 25m
2 stops
Aer Lingus Logo
07:00 - 18:50
BHD
-
BOS
16h 50m
2 stops
£738Aer Lingus
Mon, 1 Jun - Thu, 4 Jun
Multiple Airlines Logo
17:20 - 13:40
BOS
-
BHD
15h 20m
2 stops
Multiple Airlines Logo
20:40 - 19:55
BHD
-
BOS
28h 15m
2 stops
£744Multiple Airlines
Tue, 2 Jun - Thu, 4 Jun
Multiple Airlines Logo
05:50 - 17:50
BOS
-
BHD
31h 00m
3 stops
Multiple Airlines Logo
07:00 - 17:35
BHD
-
BOS
15h 35m
2 stops
£774Multiple Airlines
Tue, 2 Jun - Thu, 4 Jun
British Airways Logo
20:10 - 15:20
BOS
-
BHD
14h 10m
1 stop
British Airways Logo
19:35 - 12:35
BHD
-
BOS
22h 00m
1 stop
£778British Airways
Tue, 19 May - Mon, 25 May
Multiple Airlines Logo
10:50 - 14:55
BOS
-
BHD
23h 05m
2 stops
Multiple Airlines Logo
20:10 - 18:50
BHD
-
BOS
27h 40m
3 stops
£781Multiple Airlines
Sun, 16 Aug - Sun, 30 Aug

Aer Lingus flights from Boston to Belfast City Airport

Our best Aer Lingus deals on Boston to Belfast City Airport flight tickets
Aer Lingus
1 Jun
BOS17:25Boston Logan Intl
22h 25m
2 stops
BHD20:50Belfast City
4 Jun
BHD07:00Belfast City
16h 50m
2 stops
BOS18:50Boston Logan Intl
£738
Aer Lingus
19 May
BOS17:25Boston Logan Intl
19h 25m
2 stops
BHD17:50Belfast City
22 May
BHD12:50Belfast City
35h 00m
2 stops
BOS18:50Boston Logan Intl
£837
Aer Lingus
22 May
BOS17:25Boston Logan Intl
16h 35m
2 stops
BHD15:00Belfast City
26 May
BHD07:00Belfast City
16h 50m
2 stops
BOS18:50Boston Logan Intl
£920

KLM flights from Boston to Belfast City Airport

Our best KLM deals on Boston to Belfast City Airport flight tickets
KLM
9 May
BOS13:10Boston Logan Intl
15h 10m
2 stops
BHD09:20Belfast City
22 May
BHD09:50Belfast City
11h 35m
1 stop
BOS16:25Boston Logan Intl
£690
KLM
9 May
BOS13:10Boston Logan Intl
15h 10m
2 stops
BHD09:20Belfast City
16 May
BHD17:30Belfast City
24h 40m
1 stop
BOS13:10Boston Logan Intl
£692
KLM
16 Jul
BOS16:40Boston Logan Intl
11h 40m
1 stop
BHD09:20Belfast City
29 Jul
BHD09:50Belfast City
13h 40m
1 stop
BOS18:30Boston Logan Intl
£861

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 8 May 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
Fastest return journey

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 16/8

19:30-10:30

1 stop10h 00m

Belfast City

Sun 30/8

15:50-22:35

1 stop11h 45m

£659

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 19/10

07:25-08:50

1 stop20h 25m

Belfast City

Thu 22/10

12:45-20:05

1 stop12h 20m

£670

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 19/10

19:35-12:55

1 stop12h 20m

Belfast City

Thu 22/10

14:20-20:05

1 stop10h 45m

£670

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 16/8

12:56-10:30

2 stops16h 34m

Belfast City

Sun 30/8

15:50-22:35

1 stop11h 45m

£677

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 16/8

18:26-17:40

2 stops18h 14m

Belfast City

Sun 30/8

20:10-23:55

2 stops32h 45m

£692

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Mon 1/6

17:25-20:50

2 stops22h 25m

Belfast City

Thu 4/6

07:00-18:50

2 stops16h 50m

£738

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Tue 2/6

17:20-13:40

2 stops15h 20m

Belfast City

Thu 4/6

20:40-19:55

2 stops28h 15m

£744

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Tue 2/6

05:50-17:50

3 stops31h 00m

Belfast City

Thu 4/6

07:00-17:35

2 stops15h 35m

£774

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Tue 19/5

20:10-15:20

1 stop14h 10m

Belfast City

Mon 25/5

19:35-12:35

1 stop22h 00m

£778

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 16/8

10:50-14:55

2 stops23h 05m

Belfast City

Sun 30/8

20:10-18:50

3 stops27h 40m

£781

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

12h 40m

Direct flights

None
The fastest flight from Boston to Belfast City Airport takes 12h 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 12h 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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