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Cheap flights from Boston to Belfast from $292

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Belfast departing on 9/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Boston to Belfast

Cheap round-trip flights

British Airways Logo
6:30 am - 8:50 amBOS-BHD
21h 20m2 stops
British Airways Logo
8:20 pm - 7:50 pmBHD-BOS
28h 30m2 stops
$532British Airways
Find Deal
vie., sep. 26 - mar., sep. 30
British Airways Logo
8:05 pm - 12:55 pmBOS-BHD
11h 50m1 stop
British Airways Logo
8:20 pm - 11:15 amBHD-BOS
19h 55m1 stop
$533British Airways
Find Deal
lun., sep. 8 - mar., sep. 16
British Airways Logo
8:05 pm - 12:55 pmBOS-BHD
11h 50m1 stop
British Airways Logo
8:05 pm - 11:15 amBHD-BOS
20h 10m1 stop
$534British Airways
Find Deal
lun., sep. 22 - dom., sep. 28
British Airways Logo
12:54 pm - 9:20 amBOS-BHD
15h 26m2 stops
British Airways Logo
8:15 pm - 11:15 amBHD-BOS
20h 00m1 stop
$538British Airways
Find Deal
mié., ago. 27 - mié., sep. 3
British Airways Logo
6:32 am - 8:50 amBOS-BHD
21h 18m2 stops
British Airways Logo
8:15 pm - 11:15 amBHD-BOS
20h 00m1 stop
$539British Airways
Find Deal
mié., ago. 27 - mié., sep. 3
British Airways Logo
8:05 pm - 3:30 pmBOS-BHD
14h 25m1 stop
British Airways Logo
8:20 pm - 11:15 amBHD-BOS
19h 55m1 stop
$542British Airways
Find Deal
vie., sep. 26 - mar., sep. 30
American Airlines Logo
7:30 pm - 11:30 amBOS-BHD
11h 00m1 stop
American Airlines Logo
1:50 pm - 11:25 amBHD-BOS
26h 35m1 stop
$605American Airlines
Find Deal
dom., ago. 17 - lun., sep. 1
Logo
8:50 pm - 4:55 pmBOS-BHD
15h 05m2 stops
Logo
5:25 pm - 6:25 pmBHD-BOS
30h 00m1 stop
$721
Find Deal
dom., ago. 17 - lun., sep. 1
Delta Logo
7:05 pm - 4:50 pmBOS-BHD
16h 45m1 stop
Delta Logo
5:20 pm - 6:55 pmBHD-BOS
30h 35m1 stop
$737Delta
Find Deal
lun., dic. 29 - mar., ene. 6
Delta Logo
7:00 pm - 9:00 pmBOS-BHD
21h 00m2 stops
Delta Logo
5:20 pm - 6:55 pmBHD-BOS
30h 35m1 stop
$742Delta
Find Deal
mar., dic. 30 - mar., ene. 6

British Airways flights from Boston to Belfast City Airport

Our best British Airways deals on Boston to Belfast City Airport flight tickets
British Airways
Sep 26
BOS6:30 amBoston Logan Intl
21h 20m
2 stops
BHD8:50 amBelfast City
Sep 30
BHD8:20 pmBelfast City
28h 30m
2 stops
BOS7:50 pmBoston Logan Intl
$532
Find similar
British Airways
Sep 8
BOS8:05 pmBoston Logan Intl
11h 50m
1 stop
BHD12:55 pmBelfast City
Sep 16
BHD8:20 pmBelfast City
19h 55m
1 stop
BOS11:15 amBoston Logan Intl
$533
Find similar
British Airways
Sep 22
BOS8:05 pmBoston Logan Intl
11h 50m
1 stop
BHD12:55 pmBelfast City
Sep 28
BHD8:05 pmBelfast City
20h 10m
1 stop
BOS11:15 amBoston Logan Intl
$534
Find similar

Delta flights from Boston to Belfast City Airport

Our best Delta deals on Boston to Belfast City Airport flight tickets
Delta
Dec 29
BOS7:05 pmBoston Logan Intl
16h 45m
1 stop
BHD4:50 pmBelfast City
Jan 6
BHD5:20 pmBelfast City
30h 35m
1 stop
BOS6:55 pmBoston Logan Intl
$737
Find similar
Delta
Dec 30
BOS7:00 pmBoston Logan Intl
21h 00m
2 stops
BHD9:00 pmBelfast City
Jan 6
BHD5:20 pmBelfast City
30h 35m
1 stop
BOS6:55 pmBoston Logan Intl
$742
Find similar
Delta
Dec 29
BOS7:05 pmBoston Logan Intl
20h 55m
1 stop
BHD9:00 pmBelfast City
Jan 6
BHD5:20 pmBelfast City
30h 36m
2 stops
BOS6:56 pmBoston Logan Intl
$747
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Belfast City Airport 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 832,500 searches. Data last updated agosto 4, 2025.
Use the filters below to find and compare flights from Boston to Belfast City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

vie. 9/26

6:30 am-8:50 am

2 stops21h 20m

Belfast City

mar. 9/30

8:20 pm-7:50 pm

2 stops28h 30m

$532

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

lun. 9/8

8:05 pm-12:55 pm

1 stop11h 50m

Belfast City

mar. 9/16

8:20 pm-11:15 am

1 stop19h 55m

$533

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

lun. 9/22

8:05 pm-12:55 pm

1 stop11h 50m

Belfast City

dom. 9/28

8:05 pm-11:15 am

1 stop20h 10m

$534

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

mié. 8/27

12:54 pm-9:20 am

2 stops15h 26m

Belfast City

mié. 9/3

8:15 pm-11:15 am

1 stop20h 00m

$538

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

mié. 8/27

6:32 am-8:50 am

2 stops21h 18m

Belfast City

mié. 9/3

8:15 pm-11:15 am

1 stop20h 00m

$539

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

vie. 9/26

8:05 pm-3:30 pm

1 stop14h 25m

Belfast City

mar. 9/30

8:20 pm-11:15 am

1 stop19h 55m

$542

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

dom. 8/17

7:30 pm-11:30 am

1 stop11h 00m

Belfast City

lun. 9/1

1:50 pm-11:25 am

1 stop26h 35m

$605

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

dom. 8/17

8:50 pm-4:55 pm

2 stops15h 05m

Belfast City

lun. 9/1

5:25 pm-6:25 pm

1 stop30h 00m

$721

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

lun. 12/29

7:05 pm-4:50 pm

1 stop16h 45m

Belfast City

mar. 1/6

5:20 pm-6:55 pm

1 stop30h 35m

$737

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

mar. 12/30

7:00 pm-9:00 pm

2 stops21h 00m

Belfast City

mar. 1/6

5:20 pm-6:55 pm

1 stop30h 35m

$742

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 City 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 cheapest day to depart on your flight to Belfast City Airport?

On average, the least expensive day to fly to Belfast City Airport from Boston is on a Sunday. momondo users have found tickets for Sunday departures for as low as $623. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $792.

What is the cheapest time of day to depart on your flight to Belfast City Airport?

According to our data, the cheapest time of day to fly to Belfast City Airport is in the afternoon. momondo users have found flights departing from Boston to Belfast City Airport in the afternoon for as low as $642. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $660.

When to book flights from Boston to Belfast City Airport

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

Cheap Boston to Belfast City Airport (BOS to BHD) flight deals and tips

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

Best Price Found

$292

Fastest flight time

9h 55m

Direct flights

None
The best one-way flight to Belfast City Airport from Boston in the past 72 hours is $292. The best round-trip flight deal from Boston to Belfast City Airport found on momondo in the last 72 hours is $532.
The fastest flight from Boston to Belfast City Airport takes 9h 55m
There are no direct flights from Boston to Belfast City Airport. Popular non-direct route for this connection is Boston Logan Intl Airport - Belfast City Airport.
Search flight deals

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

    The straight-line distance from Boston Logan Intl to Belfast City is 2983.1 mi. 9h 55m is a normal flight duration for this route.

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

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

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

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

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

    The travel and health documents required for your trip to Belfast City 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 City 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 City Airport?

Best airlines flying from Boston to Belfast City Airport

Compare and see reviews for airlines that fly from Boston to Belfast City Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $617Free CancellationRating
6.6
7,235 reviews
Search British Airways flights

Traveling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Newcastle
Bangor

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to Belfast. momondo saves you time and could save you money on your trip.

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?

Price alerts on flights to Belfast from Boston 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 Belfast City Airport trip

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