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Cheap flights from Boston to Belfast from $280

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:50 pm - 8:55 pmBOS  Boston Logan Intl-BFS Belfast Intl
20h 05m2 stops Reykjavik Keflavik Intl Glasgow Intl
Multiple Airlines Logo
8:35 am - 5:50 pmBFS  Belfast Intl-BOS Boston Logan Intl
14h 15m2 stops Glasgow Intl Reykjavik Keflavik Intl
$683Multiple Airlines
Tue, Nov 3 - Tue, Nov 10
Multiple Airlines Logo
7:50 pm - 9:30 pmBOS  Boston Logan Intl-BFS Belfast Intl
20h 40m2 stops Reykjavik Keflavik Intl London Gatwick
Multiple Airlines Logo
7:05 am - 5:50 pmBFS  Belfast Intl-BOS Boston Logan Intl
15h 45m2 stops Paris Charles de Gaulle Reykjavik Keflavik Intl
$734Multiple Airlines
Tue, Nov 10 - Tue, Nov 17
Multiple Airlines Logo
9:20 pm - 10:20 pmBOS  Boston Logan Intl-BFS Belfast Intl
20h 00m2 stops Dublin Birmingham
Multiple Airlines Logo
6:45 am - 7:05 pmBFS  Belfast Intl-BOS Boston Logan Intl
17h 20m2 stops Birmingham Dublin
$779Multiple Airlines
Mon, Nov 2 - Mon, Nov 9
Multiple Airlines Logo
7:50 pm - 8:55 pmBOS  Boston Logan Intl-BFS Belfast Intl
20h 05m3 stops Reykjavik Keflavik Intl Dublin Manchester
Multiple Airlines Logo
8:30 am - 5:50 pmBFS  Belfast Intl-BOS Boston Logan Intl
14h 20m2 stops London Gatwick Reykjavik Keflavik Intl
$796Multiple Airlines
Tue, Dec 1 - Mon, Dec 7
Multiple Airlines Logo
5:15 pm - 5:00 pmBOS  Boston Logan Intl-BFS Belfast Intl
18h 45m2 stops Dublin Edinburgh Turnhouse
Multiple Airlines Logo
9:05 pm - 1:55 pmBFS  Belfast Intl-BOS Boston Logan Intl
21h 50m2 stops Liverpool J. Lennon Dublin
$800Multiple Airlines
Tue, Nov 10 - Thu, Nov 19
Multiple Airlines Logo
7:50 pm - 6:45 pmBOS  Boston Logan Intl-BFS Belfast Intl
17h 55m3 stops Reykjavik Keflavik Intl Dublin Birmingham
Multiple Airlines Logo
6:40 am - 7:05 pmBFS  Belfast Intl-BOS Boston Logan Intl
17h 25m2 stops London Luton Dublin
$803Multiple Airlines
Mon, Nov 2 - Mon, Nov 9
Multiple Airlines Logo
7:50 pm - 8:10 pmBOS  Boston Logan Intl-BFS Belfast Intl
19h 20m2 stops Reykjavik Keflavik Intl London Gatwick
Multiple Airlines Logo
8:30 am - 5:50 pmBFS  Belfast Intl-BOS Boston Logan Intl
14h 20m2 stops London Gatwick Reykjavik Keflavik Intl
$810Multiple Airlines
Tue, Dec 1 - Mon, Dec 7
Multiple Airlines Logo
7:50 pm - 6:00 pmBOS  Boston Logan Intl-BFS Belfast Intl
17h 10m3 stops Reykjavik Keflavik Intl Dublin Liverpool J. Lennon
Multiple Airlines Logo
9:05 pm - 1:55 pmBFS  Belfast Intl-BOS Boston Logan Intl
21h 50m2 stops Liverpool J. Lennon Dublin
$810Multiple Airlines
Tue, Nov 10 - Thu, Nov 19
Multiple Airlines Logo
5:15 pm - 7:10 pmBOS  Boston Logan Intl-BFS Belfast Intl
20h 55m2 stops Dublin Edinburgh Turnhouse
Multiple Airlines Logo
9:00 pm - 7:05 pmBFS  Belfast Intl-BOS Boston Logan Intl
27h 05m2 stops Edinburgh Turnhouse Dublin
$810Multiple Airlines
Wed, Nov 11 - Sun, Nov 15
Multiple Airlines Logo
9:20 pm - 7:45 pmBOS  Boston Logan Intl-BFS Belfast Intl
17h 25m2 stops Dublin Manchester
Multiple Airlines Logo
10:10 pm - 7:05 pmBFS  Belfast Intl-BOS Boston Logan Intl
25h 55m2 stops Manchester Dublin
$817Multiple Airlines
Wed, Nov 25 - Sun, Nov 29

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

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Tue 11/3

7:50 pm-8:55 pm

2 stops20h 05m

Belfast Intl

Tue 11/10

8:35 am-5:50 pm

2 stops14h 15m

$683

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Tue 11/10

7:50 pm-9:30 pm

2 stops20h 40m

Belfast Intl

Tue 11/17

7:05 am-5:50 pm

2 stops15h 45m

$734

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Mon 11/2

9:20 pm-10:20 pm

2 stops20h 00m

Belfast Intl

Mon 11/9

6:45 am-7:05 pm

2 stops17h 20m

$779

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Tue 12/1

7:50 pm-8:55 pm

3 stops20h 05m

Belfast Intl

Mon 12/7

8:30 am-5:50 pm

2 stops14h 20m

$796

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Tue 11/10

5:15 pm-5:00 pm

2 stops18h 45m

Belfast Intl

Thu 11/19

9:05 pm-1:55 pm

2 stops21h 50m

$800

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Mon 11/2

7:50 pm-6:45 pm

3 stops17h 55m

Belfast Intl

Mon 11/9

6:40 am-7:05 pm

2 stops17h 25m

$803
Quickest round-trip

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Tue 12/1

7:50 pm-8:10 pm

2 stops19h 20m

Belfast Intl

Mon 12/7

8:30 am-5:50 pm

2 stops14h 20m

$810

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Tue 11/10

7:50 pm-6:00 pm

3 stops17h 10m

Belfast Intl

Thu 11/19

9:05 pm-1:55 pm

2 stops21h 50m

$810

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Wed 11/11

5:15 pm-7:10 pm

2 stops20h 55m

Belfast Intl

Sun 11/15

9:00 pm-7:05 pm

2 stops27h 05m

$810

BostonBelfast

BOS Boston Logan Intl - BFS Belfast Intl

BOSBFS

Boston Logan Intl

Wed 11/25

9:20 pm-7:45 pm

2 stops17h 25m

Belfast Intl

Sun 11/29

10:10 pm-7:05 pm

2 stops25h 55m

$817

Flights are sorted by cheapest round-trip 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 Intl 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 typical price of a round-trip flight between Boston and Belfast Intl Airport?

Prices are currently typical for flights on this route.

Typical prices usually range from $597 to $852.
The lowest price recently found on this route was $683.

What is the cheapest month to fly to Belfast Intl Airport?

The month of July is, on average, the cheapest month to fly to Belfast Intl Airport from Boston, with most prices found around $0. If you’re not able to fly to Belfast Intl Airport in July, then February is your next best option. Flight prices from Boston to Belfast Intl Airport during February average around $0.

When to book flights from Boston to Belfast Intl Airport

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

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

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

Best Price Found

$280

Fastest flight time

11h 00m

Direct flights

None
The best one-way flight to Belfast Intl Airport from Boston in the past 72 hours is $280. The best round-trip flight deal from Boston to Belfast Intl Airport found on momondo in the last 72 hours is $683.
The fastest flight from Boston to Belfast Intl Airport takes 11h 00m
There are no direct flights from Boston to Belfast Intl Airport. There are no popular flight routes from Boston to Belfast Intl Airport.
Search flight deals

Frequently asked questions about flying from Boston to Belfast Intl Airport

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

    The distance between Boston Logan Intl and Belfast Intl is about 2969.1 mi. By plane, this route typically takes 11h 00m.

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

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

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Belfast Intl Airport?

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

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

    The travel and health documents required for your trip to Belfast Intl Airport 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 Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Boston to Belfast Intl Airport?

Best airlines flying from Boston to Belfast Intl Airport

Compare and see reviews for airlines that fly from Boston to Belfast Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $596Free CancellationRating
6.7
8,224 reviews
Search British Airways flights

Traveling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Armagh
Ballymena
Newry
Dungannon

Why use momondo?

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

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 Belfast from Boston.

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

momondo does allow users to show only those flights to Belfast from Boston which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from Boston.

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

Yes momondo offers price alerts on flights to Belfast from Boston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Belfast Intl Airport trip

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