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

You can take advantage of momondo’s Price Alerts by first searching for your flights to Belfast Intl Airport from Boston . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

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

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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

Prices for flights from Belfast Intl Airport to Boston Logan Intl Airport are updated daily.

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

What documentation or ID do you need to fly to Boston Logan Intl Airport?

The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$318 Cheap Flights from Belfast Intl Airport to Boston in 2026

Find the cheapest flights from Belfast Intl Airport to Boston

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:15 am - 9:05 pm

BFS

BOS

15h 50m

1 stop

11:35 pm - 8:15 am

BOS

BFS

27h 40m

2 stops

$514Multiple Airlines

Thu, Sep 17 - Sun, Sep 27

8:10 am - 6:50 pm

BFS

BOS

39h 40m

2 stops

8:50 pm - 9:05 pm

BOS

BFS

19h 15m

2 stops

$656Multiple Airlines

Thu, Oct 8 - Tue, Oct 13

7:00 am - 5:50 pm

BFS

BOS

15h 50m

2 stops

7:50 pm - 4:05 pm

BOS

BFS

15h 15m

2 stops

$776Multiple Airlines

Tue, Dec 29 - Sat, Jan 2

6:45 am - 10:38 pm

BFS

BOS

44h 53m

3 stops

11:00 pm - 11:20 pm

BOS

BFS

19h 20m

2 stops

$778Multiple Airlines

Sun, Jul 26 - Mon, Aug 3

10:45 pm - 6:22 pm

BFS

BOS

24h 37m

2 stops

8:50 pm - 8:15 pm

BOS

BFS

18h 25m

3 stops

$779Multiple Airlines

Wed, Aug 19 - Wed, Aug 26

9:05 pm - 6:50 pm

BFS

BOS

26h 45m

3 stops

8:50 pm - 10:20 pm

BOS

BFS

20h 30m

3 stops

$782Multiple Airlines

Thu, Aug 13 - Wed, Aug 19

10:45 pm - 8:55 pm

BFS

BOS

27h 10m

3 stops

8:50 pm - 8:15 pm

BOS

BFS

18h 25m

3 stops

$790Multiple Airlines

Wed, Aug 19 - Wed, Aug 26

5:55 am - 1:25 pm

BFS

BOS

12h 30m

1 stop

10:00 pm - 11:05 pm

BOS

BFS

20h 05m

2 stops

$791Multiple Airlines

Wed, Oct 7 - Mon, Oct 12

6:40 am - 1:25 pm

BFS

BOS

11h 45m

1 stop

9:45 pm - 7:50 pm

BOS

BFS

17h 05m

2 stops

$794Multiple Airlines

Thu, Oct 8 - Tue, Oct 13

5:55 am - 1:25 pm

BFS

BOS

12h 30m

1 stop

9:45 pm - 7:50 pm

BOS

BFS

17h 05m

2 stops

$799Multiple Airlines

Tue, Oct 6 - Tue, Oct 13

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 9/17

10:15 am-9:05 pm

1 stop15h 50m

Boston Logan Intl

Sun 9/27

11:35 pm-8:15 am

2 stops27h 40m

$514

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 10/8

8:10 am-6:50 pm

2 stops39h 40m

Boston Logan Intl

Tue 10/13

8:50 pm-9:05 pm

2 stops19h 15m

$656

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Tue 12/29

7:00 am-5:50 pm

2 stops15h 50m

Boston Logan Intl

Sat 1/2

7:50 pm-4:05 pm

2 stops15h 15m

$776

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sun 7/26

6:45 am-10:38 pm

3 stops44h 53m

Boston Logan Intl

Mon 8/3

11:00 pm-11:20 pm

2 stops19h 20m

$778

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 8/19

10:45 pm-6:22 pm

2 stops24h 37m

Boston Logan Intl

Wed 8/26

8:50 pm-8:15 pm

3 stops18h 25m

$779

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 8/13

9:05 pm-6:50 pm

3 stops26h 45m

Boston Logan Intl

Wed 8/19

8:50 pm-10:20 pm

3 stops20h 30m

$782

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 8/19

10:45 pm-8:55 pm

3 stops27h 10m

Boston Logan Intl

Wed 8/26

8:50 pm-8:15 pm

3 stops18h 25m

$790

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 10/7

5:55 am-1:25 pm

1 stop12h 30m

Boston Logan Intl

Mon 10/12

10:00 pm-11:05 pm

2 stops20h 05m

$791

Quickest round-trip

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 10/8

6:40 am-1:25 pm

1 stop11h 45m

Boston Logan Intl

Tue 10/13

9:45 pm-7:50 pm

2 stops17h 05m

$794

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Tue 10/6

5:55 am-1:25 pm

1 stop12h 30m

Boston Logan Intl

Tue 10/13

9:45 pm-7:50 pm

2 stops17h 05m

$799

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

When to book flights from Belfast Intl Airport to Boston

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

Estimated round-trip price

Cheap Belfast Intl Airport to Boston (BFS to BOS) flight deals and tips

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

Fastest flight time	12h 15m
Direct flights	None

The fastest flight from Belfast Intl Airport to Boston takes 12h 15m

There are no direct flights from Belfast Intl Airport to Boston. There are no popular flight routes from Belfast Intl Airport to Boston.

Search flight deals

Frequently asked questions about flying from Belfast Intl Airport to Boston

How far is Belfast Intl to Boston Logan Intl by plane?
The distance between Belfast Intl and Boston Logan Intl is about 2969.1 mi. In terms of flight time, this usually takes a little over 12h 15m.
When did momondo last update prices for flights from Belfast Intl Airport to Boston Logan Intl Airport?
Prices for flights from Belfast Intl Airport to Boston Logan Intl Airport are updated daily.
How old do you have to be to fly from Belfast Intl Airport 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 Intl Airport to Boston Logan Intl Airport.
What documentation or ID do you need to fly to Boston Logan Intl Airport?
The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Belfast Intl Airport to Boston

How do I get Price Alerts for flights from Belfast Intl Airport to Boston?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Belfast Intl Airport from Boston. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Belfast Intl Airport to Boston with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Hampton Beach

Salem

Ogunquit

Old Orchard Beach

Hampton

Cambridge

York Beach

Plymouth

Kennebunkport

South Yarmouth

Laconia

Revere

Gloucester

Warwick

Brockton

Falmouth

South Portland

Narragansett

Middletown

Chatham

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Boston from Belfast.

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

Yes. All flights to Boston from Belfast on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Belfast and Boston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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