Latest deals
FAQs
Price Alerts

Cheap flights from Belfast to Boston from £241

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 22/9. 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
Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from Belfast to Boston

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:15 - 21:05
BFS
-
BOS
15h 50m
1 stop
Multiple Airlines Logo
23:35 - 08:15
BOS
-
BFS
27h 40m
2 stops
£389Multiple Airlines
Thu, 17 Sep - Sun, 27 Sep
British Airways Logo
19:05 - 21:00
BHD
-
BOS
30h 55m
2 stops
British Airways Logo
18:00 - 15:15
BOS
-
BHD
17h 15m
2 stops
£555British Airways
Sat, 24 Oct - Sat, 31 Oct
British Airways Logo
19:05 - 21:00
BHD
-
BOS
30h 55m
2 stops
British Airways Logo
18:00 - 15:15
BOS
-
BHD
17h 15m
2 stops
£556British Airways
Sat, 24 Oct - Sat, 31 Oct
British Airways Logo
19:05 - 17:00
BHD
-
BOS
26h 55m
1 stop
British Airways Logo
22:30 - 19:40
BOS
-
BHD
17h 10m
2 stops
£560British Airways
Sat, 24 Oct - Sat, 31 Oct
British Airways Logo
19:05 - 17:00
BHD
-
BOS
26h 55m
1 stop
British Airways Logo
22:30 - 19:40
BOS
-
BHD
17h 10m
2 stops
£561British Airways
Sat, 24 Oct - Sat, 31 Oct
Multiple Airlines Logo
07:00 - 18:50
BHD
-
BOS
16h 50m
2 stops
Multiple Airlines Logo
20:50 - 20:30
BOS
-
BHD
18h 40m
2 stops
£570Multiple Airlines
Thu, 20 Aug - Mon, 24 Aug
Multiple Airlines Logo
19:05 - 17:00
BHD
-
BOS
26h 55m
1 stop
Multiple Airlines Logo
08:30 - 08:15
BOS
-
BHD
19h 45m
1 stop
£576Multiple Airlines
Sat, 24 Oct - Sat, 31 Oct
Multiple Airlines Logo
19:05 - 17:00
BHD
-
BOS
26h 55m
1 stop
Multiple Airlines Logo
08:30 - 08:15
BOS
-
BHD
19h 45m
1 stop
£577Multiple Airlines
Sat, 24 Oct - Sat, 31 Oct
British Airways Logo
14:20 - 23:28
BHD
-
BOS
14h 08m
2 stops
British Airways Logo
19:35 - 10:30
BOS
-
BHD
9h 55m
1 stop
£579British Airways
Thu, 17 Sep - Sun, 27 Sep
Multiple Airlines Logo
06:45 - 22:38
BFS
-
BOS
44h 53m
3 stops
Multiple Airlines Logo
23:00 - 23:20
BOS
-
BFS
19h 20m
2 stops
£589Multiple Airlines
Sun, 26 Jul - Mon, 3 Aug

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

British Airways flights from Belfast to Boston

Our best British Airways deals on Belfast to Boston flight tickets
British Airways
24 Oct
BHD19:05Belfast City
30h 55m
2 stops
BOS21:00Boston Logan Intl
31 Oct
BOS18:00Boston Logan Intl
17h 15m
2 stops
BHD15:15Belfast City
£555
British Airways
24 Oct
BHD19:05Belfast City
30h 55m
2 stops
BOS21:00Boston Logan Intl
31 Oct
BOS18:00Boston Logan Intl
17h 15m
2 stops
BHD15:15Belfast City
£556
British Airways
24 Oct
BHD19:05Belfast City
26h 55m
1 stop
BOS17:00Boston Logan Intl
31 Oct
BOS22:30Boston Logan Intl
17h 10m
2 stops
BHD19:40Belfast City
£560

American Airlines flights from Belfast to Boston

Our best American Airlines deals on Belfast to Boston flight tickets
American Airlines
20 Aug
BHD06:30Belfast City
11h 10m
1 stop
BOS12:40Boston Logan Intl
24 Aug
BOS20:05Boston Logan Intl
11h 50m
1 stop
BHD12:55Belfast City
£598
American Airlines
26 Jul
BHD06:30Belfast City
11h 05m
1 stop
BOS12:35Boston Logan Intl
3 Aug
BOS20:05Boston Logan Intl
11h 50m
1 stop
BHD12:55Belfast City
£600
American Airlines
17 Aug
BHD06:30Belfast City
11h 10m
1 stop
BOS12:40Boston Logan Intl
25 Aug
BOS07:25Boston Logan Intl
20h 35m
1 stop
BHD09:00Belfast City
£629

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 29 June 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

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 17/9

10:15-21:05

1 stop15h 50m

Boston Logan Intl

Sun 27/9

23:35-08:15

2 stops27h 40m

£389

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sat 24/10

19:05-21:00

2 stops30h 55m

Boston Logan Intl

Sat 31/10

18:00-15:15

2 stops17h 15m

£555

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sat 24/10

19:05-21:00

2 stops30h 55m

Boston Logan Intl

Sat 31/10

18:00-15:15

2 stops17h 15m

£556

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sat 24/10

19:05-17:00

1 stop26h 55m

Boston Logan Intl

Sat 31/10

22:30-19:40

2 stops17h 10m

£560

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sat 24/10

19:05-17:00

1 stop26h 55m

Boston Logan Intl

Sat 31/10

22:30-19:40

2 stops17h 10m

£561

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 20/8

07:00-18:50

2 stops16h 50m

Boston Logan Intl

Mon 24/8

20:50-20:30

2 stops18h 40m

£570

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sat 24/10

19:05-17:00

1 stop26h 55m

Boston Logan Intl

Sat 31/10

08:30-08:15

1 stop19h 45m

£576

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sat 24/10

19:05-17:00

1 stop26h 55m

Boston Logan Intl

Sat 31/10

08:30-08:15

1 stop19h 45m

£577
Fastest return journey

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 17/9

14:20-23:28

2 stops14h 08m

Boston Logan Intl

Sun 27/9

19:35-10:30

1 stop9h 55m

£579

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sun 26/7

06:45-22:38

3 stops44h 53m

Boston Logan Intl

Mon 3/8

23:00-23:20

2 stops19h 20m

£589

Flights are sorted by cheapest return flights first.

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

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

10h 30m

Direct flights

None
The fastest flight from Belfast to Boston takes 10h 30m
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 10h 30m.

  • 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.

Frequently asked questions about flying from Belfast to Boston

  • How do I get Price Alerts for flights from Belfast to Boston?

    Price Alerts will notify you by email when the price for flights to Boston from Belfast decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Belfast to Boston with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Travelling to a place near Boston?

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

An easier way to manage your Boston trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 29/7
Wed 5/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States