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$514+ Cheap flights from Boston (BOS) to Belfast

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BHD
nov. 26 — dic. 31
mar. 11/26
mar. 12/3
1 adult, Economy
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Cheap flight deals from Boston to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Belfast (BF1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated noviembre 21, 2024.

Popular in

July

Cheapest in

January

Average price

$622

Round-trip from

$514
(Trip.com)
High demand for flights, 26% potential price rise
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Best time to find cheap flights, 18% potential price drop
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Average for round-trip flights in November 2024
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From Boston Logan Intl to Belfast
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Find flight deals from Boston to Belfast

Cheapest flights from Boston to Belfast
Explore the most affordable flight options available from Boston to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 21, 2024.

This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/36:20 pmBOS - BFS
2 stops17h 40mMultiple Airlines
mar. 12/106:00 amBFS - BOS
2 stops16h 00mMultiple Airlines
Deal found 11/20$606
This British Airways deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/38:20 pmBOS - BHD
1 stop13h 35mBritish Airways
lun. 12/911:30 amBHD - BOS
1 stop13h 05mBritish Airways
Deal found 11/20$619
This Finnair deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/48:20 pmBOS - BHD
1 stop18h 55mFinnair
lun. 12/96:35 amBHD - BOS
1 stop11h 25mFinnair
Deal found 11/21$628
This American Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/38:20 pmBOS - BHD
1 stop13h 35mAmerican Airlines
lun. 12/911:30 amBHD - BOS
2 stops16h 15mAmerican Airlines
Deal found 11/20$629
This Virgin Atlantic deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/279:15 pmBOS - BHD
1 stop18h 45mVirgin Atlantic
mié. 12/46:30 amBHD - BOS
1 stop17h 45mVirgin Atlantic
Deal found 11/21$656
This Delta deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/254:05 pmBOS - BHD
2 stops19h 45mDelta
mié. 11/275:20 pmBHD - BOS
1 stop25h 15mDelta
Deal found 11/20$660
This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/38:10 amBOS - BHD
3 stops24h 20mMultiple Airlines
lun. 12/97:25 amBHD - BOS
3 stops42h 23mMultiple Airlines
Deal found 11/20$768
This KLM deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/248:40 pmBOS - BHD
2 stops15h 10mKLM
mar. 11/265:20 pmBHD - BOS
1 stop25h 15mKLM
Deal found 11/20$872

Find flights from Boston to Belfast within your budget

Customize your flight search to find flights from Boston to Belfast 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, Cheapflights users made 2,629,791 searches. Data last updated noviembre 21, 2024.

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Any airport

Fly to

Any airport

Route

Depart

Return

Price

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

mar. 3/4

6:20 pm-9:30 pm

2 stops22h 10m

Belfast Intl

mar. 3/11

6:00 am-6:00 pm

2 stops16h 00m

$514

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

mié. 3/5

10:00 pm-2:15 pm

1 stop11h 15m

Belfast City

mié. 3/12

2:20 pm-10:55 pm

1 stop12h 35m

$603

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

jue. 2/20

10:00 pm-4:40 pm

1 stop13h 40m

Belfast City

lun. 2/24

6:35 am-1:20 pm

1 stop11h 45m

$622

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

mié. 12/4

8:20 pm-8:15 pm

1 stop18h 55m

Belfast City

lun. 12/9

6:35 am-1:00 pm

1 stop11h 25m

$628

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

mar. 12/3

8:20 pm-2:55 pm

1 stop13h 35m

Belfast City

lun. 12/9

11:30 am-10:45 pm

2 stops16h 15m

$629

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

mié. 12/4

9:15 pm-9:00 pm

1 stop18h 45m

Belfast City

lun. 12/9

6:30 am-1:30 pm

1 stop12h 00m

$656

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

lun. 2/17

9:10 pm-6:35 pm

2 stops16h 25m

Belfast City

sáb. 2/22

3:05 pm-4:50 pm

2 stops30h 45m

$818

BostonBelfast

BOS - BFS

BOSBFS

Boston Logan Intl

jue. 12/19

11:07 am-8:25 am

3 stops40h 18m

$731

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

jue. 12/19

11:07 am-7:35 am

3 stops39h 28m

$748

BostonBelfast

BOS - BHD

BOSBHD

Boston Logan Intl

jue. 12/19

6:25 pm-1:45 pm

2 stops14h 20m

$946

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 11 results
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Best time to book a flight from Boston to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Boston to Belfast

Get recent, data-driven insights about flights from Boston to Belfast including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Boston to Belfast?

Currently, February is the cheapest month in which you can book a flight from Boston to Belfast (average of $641). Flying from Boston to Belfast in June is currently the most expensive (average of $1,183). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to BFS?

Find hourly flight availability from Boston to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 21, 2024.

Unlike at noon, when flights are generally more expensive, you can save up to 13% on flights from Boston to Belfast by exploring options for tickets in the morning.

Rainfall in Belfast by month

Plan your trip to Belfast by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belfast ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Belfast when rainfall is around 2.0 in.

Temperature in Belfast by month

Plan your trip to Belfast by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belfast, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast. Reviews last updated noviembre 21, 2024.
See what other customers who have flown with British Airways, American Airlines and Delta from Boston to Belfast have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,759 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,759 reviews
Delta
8.0
Very good
8,759 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,759 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.7
Good
1,300 reviews
Delta
8.0
Very good
8,759 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,759 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aer Lingus
7.1
Good
1,089 reviews
Delta
8.0
Very good
8,759 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Boston to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boston to Belfast?

    If you book a flight to Belfast from Boston, you will be flying from Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston. There are 0 flights from Logan Intl to Belfast per day from 2 different airlines.

  • What are the cheapest airlines flying from Boston to Belfast round-trip?

    According to our current data, British Airways ($603), Finnair ($628), and American Airlines ($629) offers the cheapest pricing from Boston to Belfast. You may be able to fly from Boston to Belfast for 17% less than the average price by searching for these airlines.

  • Can I find deals for flights from Boston to Belfast that include hotel bookings?

    Yes. In addition to deals on Boston to Belfast flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Belfast?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Belfast.

  • Can I find deals for business class flights from Boston to Belfast?

    Yes. Cheapflights offers flight deals from Boston to Belfast by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Belfast?

    Currently, February is the cheapest month in which you can book a flight from Boston to Belfast (average of $641). Flying from Boston to Belfast in June is currently the most expensive (average of $1,183). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Boston to Belfast

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Belfast Intl flights
Boston to Belfast City flights
Hartford to Belfast City flights
Worcester to Belfast City flights

Top 2 airlines flying from Boston to Belfast

Discover the top 2 airlines that operate flights from Boston to Belfast. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated noviembre 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$583Average$676FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$584Average$649FlexibilityNo cancel feeOn-time71%
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