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Cheap flights from Boston to Belfast from £209

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Boston to Belfast

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:50 - 21:30BOS  Boston Logan Intl-BFS Belfast Intl
20h 40m2 stops Reykjavik Keflavik Intl London Gatwick
Multiple Airlines Logo
07:05 - 17:50BFS  Belfast Intl-BOS Boston Logan Intl
15h 45m2 stops Paris Charles de Gaulle Reykjavik Keflavik Intl
£549Multiple Airlines
Tue, 10 Nov - Tue, 17 Nov
Multiple Airlines Logo
21:20 - 22:20BOS  Boston Logan Intl-BFS Belfast Intl
20h 00m2 stops Dublin Birmingham
Multiple Airlines Logo
06:45 - 19:05BFS  Belfast Intl-BOS Boston Logan Intl
17h 20m2 stops Birmingham Dublin
£583Multiple Airlines
Mon, 2 Nov - Mon, 9 Nov
Multiple Airlines Logo
18:15 - 11:40BOS  Boston Logan Intl-BFS Belfast Intl
13h 25m2 stops Dublin Edinburgh Turnhouse
Multiple Airlines Logo
21:10 - 20:15BFS  Belfast Intl-BOS Boston Logan Intl
28h 05m3 stops London Luton Barcelona-El Prat Lisbon Humberto Delgado
£590Multiple Airlines
Fri, 30 Oct - Wed, 4 Nov
Multiple Airlines Logo
20:50 - 17:45BOS  Boston Logan Intl-BHD Belfast City
16h 55m2 stops Reykjavik Keflavik Intl Glasgow Intl
Multiple Airlines Logo
18:25 - 20:15BHD  Belfast City-BOS Boston Logan Intl
30h 50m3 stops Edinburgh Turnhouse Barcelona-El Prat Lisbon Humberto Delgado
£591Multiple Airlines
Fri, 30 Oct - Wed, 4 Nov
Multiple Airlines Logo
19:50 - 20:55BOS  Boston Logan Intl-BFS Belfast Intl
20h 05m3 stops Reykjavik Keflavik Intl Dublin Manchester
Multiple Airlines Logo
08:30 - 17:50BFS  Belfast Intl-BOS Boston Logan Intl
14h 20m2 stops London Gatwick Reykjavik Keflavik Intl
£595Multiple Airlines
Tue, 1 Dec - Mon, 7 Dec
Multiple Airlines Logo
20:50 - 16:20BOS  Boston Logan Intl-BHD Belfast City
15h 30m2 stops Reykjavik Keflavik Intl Edinburgh Turnhouse
Multiple Airlines Logo
18:25 - 20:15BHD  Belfast City-BOS Boston Logan Intl
30h 50m3 stops Edinburgh Turnhouse Barcelona-El Prat Lisbon Humberto Delgado
£596Multiple Airlines
Sat, 31 Oct - Wed, 4 Nov
Multiple Airlines Logo
17:15 - 17:00BOS  Boston Logan Intl-BFS Belfast Intl
18h 45m2 stops Dublin Edinburgh Turnhouse
Multiple Airlines Logo
21:05 - 13:55BFS  Belfast Intl-BOS Boston Logan Intl
21h 50m2 stops Liverpool J. Lennon Dublin
£598Multiple Airlines
Tue, 10 Nov - Thu, 19 Nov
Multiple Airlines Logo
19:50 - 18:45BOS  Boston Logan Intl-BFS Belfast Intl
17h 55m3 stops Reykjavik Keflavik Intl Dublin Birmingham
Multiple Airlines Logo
06:40 - 19:05BFS  Belfast Intl-BOS Boston Logan Intl
17h 25m2 stops London Luton Dublin
£600Multiple Airlines
Mon, 2 Nov - Mon, 9 Nov
Multiple Airlines Logo
18:15 - 11:40BOS  Boston Logan Intl-BFS Belfast Intl
13h 25m2 stops Dublin Edinburgh Turnhouse
Multiple Airlines Logo
06:25 - 17:50BFS  Belfast Intl-BOS Boston Logan Intl
16h 25m2 stops London Gatwick Reykjavik Keflavik Intl
£601Multiple Airlines
Fri, 30 Oct - Wed, 4 Nov
Virgin Atlantic Logo
09:10 - 09:10BOS  Boston Logan Intl-BHD Belfast City
19h 00m2 stops New York John F Kennedy Intl Amsterdam Schiphol
Virgin Atlantic Logo
17:15 - 14:13BHD  Belfast City-BOS Boston Logan Intl
25h 58m1 stop Amsterdam Schiphol
£605Virgin Atlantic
Tue, 10 Nov - Tue, 17 Nov

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Virgin Atlantic flights from Boston to Belfast

Our best Virgin Atlantic deals on Boston to Belfast flight tickets
Virgin Atlantic
10 Nov
BOS09:10Boston Logan Intl
19h 00m
2 stops
BHD09:10Belfast City
17 Nov
BHD17:15Belfast City
25h 58m
1 stop
BOS14:13Boston Logan Intl
£605
Virgin Atlantic
27 Sept
BOS16:40Boston Logan Intl
11h 40m
1 stop
BHD09:20Belfast City
13 Oct
BHD09:50Belfast City
11h 46m
1 stop
BOS16:36Boston Logan Intl
£618
Virgin Atlantic
27 Sept
BOS16:40Boston Logan Intl
11h 40m
1 stop
BHD09:20Belfast City
13 Oct
BHD09:50Belfast City
11h 46m
1 stop
BOS16:36Boston Logan Intl
£624

British Airways flights from Boston to Belfast

Our best British Airways deals on Boston to Belfast flight tickets
British Airways
27 Sept
BOS21:55Boston Logan Intl
11h 40m
1 stop
BHD14:35Belfast City
2 Oct
BHD09:35Belfast City
12h 25m
1 stop
BOS17:00Boston Logan Intl
£596
British Airways
11 Feb
BOS21:25Boston Logan Intl
11h 40m
1 stop
BHD14:05Belfast City
15 Feb
BHD14:50Belfast City
12h 00m
1 stop
BOS21:50Boston Logan Intl
£627
British Airways
10 Nov
BOS21:30Boston Logan Intl
14h 15m
1 stop
BHD16:45Belfast City
19 Nov
BHD11:05Belfast City
15h 45m
1 stop
BOS21:50Boston Logan Intl
£666

momondo Fare Finder

 
Use the filters below to find and compare flights from Boston to Belfast that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Tue 10/11

19:50-21:30

2 stops20h 40m

Belfast Intl

Tue 17/11

07:05-17:50

2 stops15h 45m

£549

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Mon 2/11

21:20-22:20

2 stops20h 00m

Belfast Intl

Mon 9/11

06:45-19:05

2 stops17h 20m

£583

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Fri 30/10

18:15-11:40

2 stops13h 25m

Belfast Intl

Wed 4/11

21:10-20:15

3 stops28h 05m

£590

BostonBelfast

BOS Boston Logan Intl - BHD Belfast City

BOSBHD

Boston Logan Intl

Fri 30/10

20:50-17:45

2 stops16h 55m

Belfast City

Wed 4/11

18:25-20:15

3 stops30h 50m

£591

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Tue 1/12

19:50-20:55

3 stops20h 05m

Belfast Intl

Mon 7/12

08:30-17:50

2 stops14h 20m

£595

BostonBelfast

BOS Boston Logan Intl - BHD Belfast City

BOSBHD

Boston Logan Intl

Sat 31/10

20:50-16:20

2 stops15h 30m

Belfast City

Wed 4/11

18:25-20:15

3 stops30h 50m

£596

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Tue 10/11

17:15-17:00

2 stops18h 45m

Belfast Intl

Thu 19/11

21:05-13:55

2 stops21h 50m

£598

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Mon 2/11

19:50-18:45

3 stops17h 55m

Belfast Intl

Mon 9/11

06:40-19:05

2 stops17h 25m

£600
Fastest return journey

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Fri 30/10

18:15-11:40

2 stops13h 25m

Belfast Intl

Wed 4/11

06:25-17:50

2 stops16h 25m

£601

BostonBelfast

BOS Boston Logan Intl - BHD Belfast City

BOSBHD

Boston Logan Intl

Tue 10/11

09:10-09:10

2 stops19h 00m

Belfast City

Tue 17/11

17:15-14:13

1 stop25h 58m

£605

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 Belfast from

How to get the cheapest flight ticket from Boston to Belfast

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 typical price of a round-trip flight between Boston and Belfast?

Prices are currently typical for flights on this route.

Typical prices usually range from £446 to £638.
The lowest price recently found on this route was £549.

What is the cheapest month to fly to Belfast?

The cheapest month to fly to Belfast from Boston is in July. Flight prices, which tend to average around £0, are often lower during this time because this is during the off-season. If you aren’t able to travel to Belfast during the month of July, then flying in February is also cheap. Prices for this month can be found on momondo for an average of £0.

Cheap Boston to Belfast flight deals and tips

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

Best price found

£209

Fastest flight time

11h 20m

Direct flights

None
The best one-way flight to Belfast from Boston in the past 72 hours is £209. The best return flight deal from Boston to Belfast found on momondo in the last 72 hours is £549.
The fastest flight from Boston to Belfast takes 11h 20m
There are no direct flights from Boston to Belfast. There are no popular flight routes from Boston to Belfast.
Search flight deals

Frequently asked questions about flying from Boston to Belfast

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

    Belfast is 2981.1 mi away from Boston Logan Intl. Typically, this will take 11h 20m by plane in normal conditions.

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

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

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

    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.

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

    The travel and health documents required for your trip to Belfast can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belfast. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Belfast for you.

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

Yes. momondo allows you to filter the results for Boston to Belfast flights to just show those with flexible booking policies.

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 trip

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Belfast Intl Airport
Belfast City Airport