Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Boston to Belfast from $244

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 2/24. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize 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

Find the cheapest flights from Boston to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
6:55 pm - 11:10 am
BOS
-
BHD
11h 15m
1 stop
British Airways Logo
12:25 pm - 7:45 pm
BHD
-
BOS
12h 20m
1 stop
$674British Airways
Sat, Feb 28 - Wed, Mar 4
British Airways Logo
5:53 pm - 11:10 am
BOS
-
BHD
12h 17m
2 stops
British Airways Logo
6:35 am - 2:20 pm
BHD
-
BOS
12h 45m
1 stop
$676British Airways
Sat, Feb 28 - Wed, Mar 4
British Airways Logo
5:53 pm - 11:10 am
BOS
-
BHD
12h 17m
2 stops
British Airways Logo
6:35 am - 3:17 pm
BHD
-
BOS
13h 42m
2 stops
$679British Airways
Sat, Feb 28 - Wed, Mar 4
British Airways Logo
7:30 am - 8:25 am
BOS
-
BHD
19h 55m
1 stop
British Airways Logo
11:05 am - 7:45 pm
BHD
-
BOS
13h 40m
1 stop
$682British Airways
Sun, Mar 1 - Thu, Mar 5
British Airways Logo
6:55 pm - 10:20 am
BOS
-
BHD
10h 25m
1 stop
British Airways Logo
6:35 am - 7:45 pm
BHD
-
BOS
18h 10m
1 stop
$685British Airways
Sun, Mar 1 - Thu, Mar 5
British Airways Logo
7:30 pm - 10:30 am
BOS
-
BHD
10h 00m
1 stop
British Airways Logo
2:20 pm - 8:05 pm
BHD
-
BOS
10h 45m
1 stop
$690British Airways
Sun, May 3 - Thu, May 7
British Airways Logo
7:30 pm - 10:30 am
BOS
-
BHD
10h 00m
1 stop
British Airways Logo
7:30 pm - 5:00 pm
BHD
-
BOS
26h 30m
1 stop
$693British Airways
Sun, May 3 - Thu, May 7
British Airways Logo
9:55 pm - 2:35 pm
BOS
-
BHD
11h 40m
1 stop
British Airways Logo
7:05 pm - 7:50 pm
BHD
-
BOS
29h 45m
2 stops
$743British Airways
Sun, May 31 - Sat, Jun 13
British Airways Logo
5:56 pm - 3:20 pm
BOS
-
BHD
16h 24m
2 stops
British Airways Logo
7:05 pm - 7:50 pm
BHD
-
BOS
29h 45m
2 stops
$745British Airways
Tue, Jun 2 - Sat, Jun 13
British Airways Logo
3:05 pm - 10:30 am
BOS
-
BHD
14h 25m
2 stops
British Airways Logo
7:05 pm - 11:30 pm
BHD
-
BOS
33h 25m
2 stops
$770British Airways
Sun, Apr 19 - Sat, Apr 25

British Airways flights from Boston to Belfast City Airport

Our best British Airways deals on Boston to Belfast City Airport flight tickets
British Airways
Feb 28
BOS6:55 pmBoston Logan Intl
11h 15m
1 stop
BHD11:10 amBelfast City
Mar 4
BHD12:25 pmBelfast City
12h 20m
1 stop
BOS7:45 pmBoston Logan Intl
$674
British Airways
Feb 28
BOS5:53 pmBoston Logan Intl
12h 17m
2 stops
BHD11:10 amBelfast City
Mar 4
BHD6:35 amBelfast City
12h 45m
1 stop
BOS2:20 pmBoston Logan Intl
$676
British Airways
Feb 28
BOS5:53 pmBoston Logan Intl
12h 17m
2 stops
BHD11:10 amBelfast City
Mar 4
BHD6:35 amBelfast City
13h 42m
2 stops
BOS3:17 pmBoston Logan Intl
$679

American Airlines flights from Boston to Belfast City Airport

Our best American Airlines deals on Boston to Belfast City Airport flight tickets
American Airlines
Feb 1
BOS7:15 pmBoston Logan Intl
10h 05m
1 stop
BHD10:20 amBelfast City
Feb 17
BHD6:35 amBelfast City
14h 40m
1 stop
BOS4:15 pmBoston Logan Intl
$556
American Airlines
Feb 1
BOS7:15 pmBoston Logan Intl
10h 05m
1 stop
BHD10:20 amBelfast City
Feb 17
BHD8:45 amBelfast City
12h 30m
1 stop
BOS4:15 pmBoston Logan Intl
$557
American Airlines
Jun 10
BOS8:20 pmBoston Logan Intl
12h 15m
1 stop
BHD1:35 pmBelfast City
Jun 19
BHD11:00 amBelfast City
17h 01m
2 stops
BOS11:01 pmBoston Logan Intl
$902

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 January 28, 2026.
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

Sat 2/28

6:55 pm-11:10 am

1 stop11h 15m

Belfast City

Wed 3/4

12:25 pm-7:45 pm

1 stop12h 20m

$674

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sat 2/28

5:53 pm-11:10 am

2 stops12h 17m

Belfast City

Wed 3/4

6:35 am-2:20 pm

1 stop12h 45m

$676

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sat 2/28

5:53 pm-11:10 am

2 stops12h 17m

Belfast City

Wed 3/4

6:35 am-3:17 pm

2 stops13h 42m

$679

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 3/1

7:30 am-8:25 am

1 stop19h 55m

Belfast City

Thu 3/5

11:05 am-7:45 pm

1 stop13h 40m

$682

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 3/1

6:55 pm-10:20 am

1 stop10h 25m

Belfast City

Thu 3/5

6:35 am-7:45 pm

1 stop18h 10m

$685

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 5/3

7:30 pm-10:30 am

1 stop10h 00m

Belfast City

Thu 5/7

2:20 pm-8:05 pm

1 stop10h 45m

$690

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 5/3

7:30 pm-10:30 am

1 stop10h 00m

Belfast City

Thu 5/7

7:30 pm-5:00 pm

1 stop26h 30m

$693

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 5/31

9:55 pm-2:35 pm

1 stop11h 40m

Belfast City

Sat 6/13

7:05 pm-7:50 pm

2 stops29h 45m

$743

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Tue 6/2

5:56 pm-3:20 pm

2 stops16h 24m

Belfast City

Sat 6/13

7:05 pm-7:50 pm

2 stops29h 45m

$745

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

Sun 4/19

3:05 pm-10:30 am

2 stops14h 25m

Belfast City

Sat 4/25

7:05 pm-11:30 pm

2 stops33h 25m

$770

Flights are sorted by cheapest round-trip flights first.

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

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 airline that flies from Boston Logan Intl to Belfast City?

Delta, British Airways, and Aer Lingus are the most popular carriers operating from Boston Logan Intl to Belfast City

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

Fastest flight time

10h 00m

Direct flights

None
The fastest flight from Boston to Belfast City Airport takes 10h 00m
There are no direct flights from Boston to Belfast City Airport. There are no popular flight routes from Boston to 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. 10h 00m 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 $650Free CancellationRating
6.7
7,704 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

We make it super easy to schedule, organize 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
Fri 2/27
Fri 3/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Belfast

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to London Heathrow Airportfrom $334
Flights to London Gatwick Airportfrom $349
Flights to London City Airportfrom $460
Flights to London Stansted Airportfrom $376
Flights to London Luton Airportfrom $369
Flights to Glasgow Intl Airportfrom $377
Flights to Belfast Intl Airportfrom $470
Flights to London Southend Airportfrom $452