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Cheap flights from Belfast to Boston from £333

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 7/1. 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.
American Airlines Logo
06:45 - 21:55BHD-BOS
20h 10m1 stop
American Airlines Logo
07:30 - 10:20BOS-BHD
21h 50m1 stop
£523American Airlines
Find Deal
Fri, 16 Jan - Sun, 18 Jan
American Airlines Logo
06:45 - 14:20BHD-BOS
12h 35m1 stop
American Airlines Logo
18:55 - 13:55BOS-BHD
14h 00m1 stop
£524American Airlines
Find Deal
Fri, 16 Jan - Sun, 18 Jan
British Airways Logo
06:45 - 16:50BHD-BOS
15h 05m2 stops
British Airways Logo
18:55 - 13:55BOS-BHD
14h 00m1 stop
£539British Airways
Find Deal
Fri, 16 Jan - Sun, 18 Jan
British Airways Logo
06:45 - 16:50BHD-BOS
15h 05m2 stops
British Airways Logo
18:55 - 10:20BOS-BHD
10h 25m1 stop
£542British Airways
Find Deal
Fri, 16 Jan - Sun, 18 Jan
American Airlines Logo
06:45 - 17:01BHD-BOS
15h 16m2 stops
American Airlines Logo
15:35 - 10:20BOS-BHD
13h 45m2 stops
£555American Airlines
Find Deal
Fri, 16 Jan - Sun, 18 Jan
American Airlines Logo
06:45 - 17:01BHD-BOS
15h 16m2 stops
American Airlines Logo
15:35 - 10:20BOS-BHD
13h 45m2 stops
£558American Airlines
Find Deal
Fri, 16 Jan - Sun, 18 Jan
Multiple Airlines Logo
06:45 - 21:20BFS-BOS
19h 35m1 stop
Multiple Airlines Logo
09:55 - 23:10BOS-BFS
32h 15m2 stops
£571Multiple Airlines
Find Deal
Tue, 31 Mar - Tue, 14 Apr
Multiple Airlines Logo
10:35 - 21:20BFS-BOS
15h 45m1 stop
Multiple Airlines Logo
21:25 - 23:10BOS-BFS
20h 45m1 stop
£576Multiple Airlines
Find Deal
Tue, 31 Mar - Tue, 14 Apr
Multiple Airlines Logo
10:50 - 21:20BHD-BOS
15h 30m1 stop
Multiple Airlines Logo
21:25 - 18:10BOS-BHD
15h 45m1 stop
£598Multiple Airlines
Find Deal
Tue, 31 Mar - Tue, 14 Apr
British Airways Logo
09:35 - 17:00BHD-BOS
12h 25m1 stop
British Airways Logo
18:35 - 13:00BOS-BHD
13h 25m2 stops
£715British Airways
Find Deal
Tue, 31 Mar - Tue, 14 Apr

American Airlines flights from Belfast to Boston

Our best American Airlines deals on Belfast to Boston flight tickets
American Airlines
16 Jan
BHD06:45Belfast City
20h 10m
1 stop
BOS21:55Boston Logan Intl
18 Jan
BOS07:30Boston Logan Intl
21h 50m
1 stop
BHD10:20Belfast City
£523
Find similar
American Airlines
16 Jan
BHD06:45Belfast City
12h 35m
1 stop
BOS14:20Boston Logan Intl
18 Jan
BOS18:55Boston Logan Intl
14h 00m
1 stop
BHD13:55Belfast City
£524
Find similar
American Airlines
16 Jan
BHD06:45Belfast City
15h 16m
2 stops
BOS17:01Boston Logan Intl
18 Jan
BOS15:35Boston Logan Intl
13h 45m
2 stops
BHD10:20Belfast City
£555
Find similar

British Airways flights from Belfast to Boston

Our best British Airways deals on Belfast to Boston flight tickets
British Airways
16 Jan
BHD06:45Belfast City
15h 05m
2 stops
BOS16:50Boston Logan Intl
18 Jan
BOS18:55Boston Logan Intl
14h 00m
1 stop
BHD13:55Belfast City
£539
Find similar
British Airways
16 Jan
BHD06:45Belfast City
15h 05m
2 stops
BOS16:50Boston Logan Intl
18 Jan
BOS18:55Boston Logan Intl
10h 25m
1 stop
BHD10:20Belfast City
£542
Find similar
British Airways
31 Mar
BHD09:35Belfast City
12h 25m
1 stop
BOS17:00Boston Logan Intl
14 Apr
BOS18:35Boston Logan Intl
13h 25m
2 stops
BHD13:00Belfast City
£715
Find similar

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 27 November 2025.
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

BHD - BOS

BHDBOS

Belfast City

Fri 16/1

06:45-21:55

1 stop20h 10m

Boston Logan Intl

Sun 18/1

07:30-10:20

1 stop21h 50m

£523

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Fri 16/1

06:45-14:20

1 stop12h 35m

Boston Logan Intl

Sun 18/1

18:55-13:55

1 stop14h 00m

£524

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Fri 16/1

06:45-16:50

2 stops15h 05m

Boston Logan Intl

Sun 18/1

18:55-13:55

1 stop14h 00m

£539

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Fri 16/1

06:45-16:50

2 stops15h 05m

Boston Logan Intl

Sun 18/1

18:55-10:20

1 stop10h 25m

£542

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Fri 16/1

06:45-17:01

2 stops15h 16m

Boston Logan Intl

Sun 18/1

15:35-10:20

2 stops13h 45m

£555

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Fri 16/1

06:45-17:01

2 stops15h 16m

Boston Logan Intl

Sun 18/1

15:35-10:20

2 stops13h 45m

£558

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Tue 31/3

06:45-21:20

1 stop19h 35m

Boston Logan Intl

Tue 14/4

09:55-23:10

2 stops32h 15m

£571

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Tue 31/3

10:35-21:20

1 stop15h 45m

Boston Logan Intl

Tue 14/4

21:25-23:10

1 stop20h 45m

£576

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Tue 31/3

10:50-21:20

1 stop15h 30m

Boston Logan Intl

Tue 14/4

21:25-18:10

1 stop15h 45m

£598

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Tue 31/3

09:35-17:00

1 stop12h 25m

Boston Logan Intl

Tue 14/4

18:35-13:00

2 stops13h 25m

£715

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 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 day to depart on your flight to Boston?

The cheapest day to depart on your flight to Boston is on a Tuesday when prices can be found for as low as £463. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around £880. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boston.

What is the cheapest time of day to depart on your flight to Boston?

Our most recent data shows that the best time of day to fly to Boston is at midday. Flights from Belfast to Boston during this time can be as low as £462. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around £555 per ticket.

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

20h 10m

Direct flights

None
The fastest flight from Belfast to Boston takes 20h 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 00m.

  • 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 £346Free CancellationRating
6.7
7,539 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
Falmouth
Burlington
Plymouth
Braintree
Randolph
Needham
Revere
York Beach
West Yarmouth
Somerville
Warwick
Concord
Hampton
Hull
Cape Neddick
Old Orchard Beach

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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