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Cheap flights from Belfast to Boston from £453

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — BOS
26 Feb — 5 Mar1
1 adult

Cheap flight deals from Belfast to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Belfast (BF1) to Boston (BOS). 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 21 February 2025.

Round-trip from

£453

Popular in

November

Cheapest in

January
1/4-8/4
  • 1/4-8/4
  • 4 total stops
  • 71h 20m total
  • Belfast to Boston
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£59 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).
Search Deals

Find flight deals from Belfast to Boston

Cheapest flights from Belfast to Boston
Explore the most affordable flight options available from Belfast to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Tue 1/408:40BFS - BOS
2 stops38h 10mMultiple Airlines
Tue 8/405:15BOS - BFS
2 stops33h 10mMultiple Airlines
Deal found 21/2£453
Sat 7/619:00BHD - BOS
1 stop21h 10mMultiple Airlines
Fri 13/621:55BOS - BHD
1 stop12h 35mMultiple Airlines
Deal found 20/2£631
Sat 7/607:05BHD - BOS
2 stops14h 53mBritish Airways
Fri 13/620:05BOS - BHD
1 stop14h 25mBritish Airways
Deal found 20/2£650
Mon 14/418:45BHD - BOS
2 stops24h 55mAer Lingus
Mon 21/421:25BOS - BHD
2 stops14h 00mAer Lingus
Deal found 20/2£807

Find flights from Belfast to Boston within your budget

Customise your flight search to find flights from Belfast to Boston 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 858,174 searches. Data last updated 21 February 2025.

Fly from

Belfast

Fly to

Boston

Route

Depart

Return

Price

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Tue 1/4

08:40-17:50

2 stops38h 10m

Boston Logan Intl

Tue 8/4

05:15-19:25

2 stops33h 10m

£453

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sat 7/6

19:00-11:10

1 stop21h 10m

Boston Logan Intl

Fri 13/6

21:55-15:30

1 stop12h 35m

£631

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sat 7/6

07:05-16:58

2 stops14h 53m

Boston Logan Intl

Fri 13/6

20:05-15:30

1 stop14h 25m

£650

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Mon 14/4

18:45-14:40

2 stops24h 55m

Boston Logan Intl

Mon 21/4

21:25-16:25

2 stops14h 00m

£807

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 13/3

06:55-19:55

2 stops17h 00m

£525

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 13/3

17:20-14:25

1 stop25h 05m

£1,429

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Best time to book a flight from Belfast to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Belfast with our price prediction graph.
Estimated return 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 Belfast to Boston

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

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

Find hourly flight availability from Belfast to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

It’s typically best to fly out from Belfast to Boston at midday. Doing so could potentially save you 31% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Boston by month

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

In terms of precipitation, rainfall in Boston ranges from 78.0 - 101.0 inches per month. March is typically the wettest month, when rainfall can reach 101.0 mm. July is typically the driest time to visit Boston when rainfall is around 78.0 mm.

Temperature in Boston by month

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

If weather is an important factor for your trip to Boston, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated 21 February 2025.
KLM
7.8
Good
1,333 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Overall

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,333 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Overall

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Aer Lingus
7.0
Good
1,070 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Overall

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

British Airways
6.6
Okay
6,762 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Overall

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Belfast to Boston. 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 into for flights to Boston from Belfast?

    Most people fly into Boston Logan Intl (BOS) if they book a flight to Boston from Belfast. On average, Logan Intl has 0 inbound flights from Belfast per day from 1 airline. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

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

    Our cheapest airline available from Belfast to Boston is British Airways. Our recent data shows that you can find tickets from as low as £650 on this airline. An additional option worth looking into is Aer Lingus, starting at £807.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast to Boston 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 Belfast to Boston?

    Currently, October is the cheapest month in which you can book a flight from Belfast to Boston (average of £10). Flying from Belfast to Boston in July is currently the most expensive (average of £724). 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

Travelling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Cambridge
Chelmsford
Chelsea
Burlington
Kittery

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Belfast to Boston

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

Discover the top airline that operate flights from Belfast to Boston. 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 858,174 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£367Average£576FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Belfast to Boston?

Cheapflights helps you search for flights from Belfast to Boston via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Belfast to Boston?

Cheapflights simply makes it quick and affordable to book flights from Belfast to Boston by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Belfast to Boston with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Belfast to Boston, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Belfast to Boston become cheaper?

Yes! Start tracking prices for Belfast to Boston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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