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Cheap flights from Boston to Belfast Intl Airport from £206

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BOS — BFS
7 May — 14 May1
1 adult
Tue 7/5
Tue 14/5

Cheap flight deals from Boston to Belfast Intl

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Belfast Intl (BFS). 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 2 May 2024.

Popular in

June

Cheapest in

March

Average price

£611

Round-trip from

£50
High demand for flights, 34% potential price rise
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Best time to find cheap flights, 27% potential price drop
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Average for round-trip flights in May 2024
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From Boston Logan Intl to Belfast Intl
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How far in advance should I book a flight from Boston to Belfast Intl Airport?

Travelers have found it’s best to book a flight 14 days in advance to save up to 12% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 14 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Boston to Belfast Intl Airport 1-2 weeks in advance for as low as £471, or £908 for flights within the next 24 hours.

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

March can be a great time to fly to Belfast Intl Airport from Boston with a flight ticket averaging about £642. Cheapflights users have found deals in the month of March for as cheap as £414. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from Boston to Belfast Intl Airport (BOS - BFS)?

When flying from Boston to Belfast Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Boston to Belfast Intl flights in May & June 2024

Find cheap flight options from Boston to Belfast Intl specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 903,063 searches. Prices were last updated on 2 May 2024.
Fri 31/519:15BOS - BFS
2 stops13h 20mMultiple Airlines
Fri 7/606:50BFS - BOS
2 stops16h 10mMultiple Airlines
Deal found 1/5£596
Sun 5/519:15BOS - BFS
2 stops31h 35mMultiple Airlines
Wed 8/509:45BFS - BOS
1 stop16h 30mMultiple Airlines
Deal found 1/5£615
Wed 8/510:40BOS - BFS
2 stops18h 15mMultiple Airlines
Sun 12/507:00BFS - BOS
1 stop19h 20mMultiple Airlines
Deal found 1/5£672
Fri 31/519:15BOS - BFS
2 stops13h 20mMultiple Airlines
Fri 7/606:00BFS - BOS
3 stops32h 51mMultiple Airlines
Deal found 1/5£692
Fri 31/519:15BOS - BFS
2 stops31h 00mMultiple Airlines
Fri 7/610:00BFS - BOS
1 stop16h 15mMultiple Airlines
Deal found 1/5£709
Fri 31/506:00BOS - BFS
3 stops26h 35mMultiple Airlines
Fri 7/606:00BFS - BOS
3 stops32h 51mMultiple Airlines
Deal found 1/5£719
Wed 8/521:45BOS - BFS
2 stops18h 15mMultiple Airlines
Sun 12/522:10BFS - BOS
3 stops21h 28mMultiple Airlines
Deal found 1/5£814
Wed 8/507:20BOS - BFS
1 stop19h 20mMultiple Airlines
Sun 12/507:00BFS - BOS
1 stop19h 20mMultiple Airlines
Deal found 1/5£832
Wed 22/507:20BOS - BFS
1 stop20h 10mMultiple Airlines
Mon 27/507:00BFS - BOS
2 stops35h 03mMultiple Airlines
Deal found 1/5£834

Boston to Belfast Intl 2024 flight deals

Discover exclusive flight deals for travel between Boston and Belfast Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 903,063 searches. Data last updated 2 May 2024.
Sun 22/919:15BOS - BFS
2 stops17h 50mMultiple Airlines
Mon 30/910:15BFS - BOS
1 stop15h 55mMultiple Airlines
Deal found 1/5£576
Thu 3/1010:40BOS - BFS
2 stops17h 55mMultiple Airlines
Fri 11/1010:00BFS - BOS
1 stop16h 10mMultiple Airlines
Deal found 1/5£588
Fri 31/519:15BOS - BFS
2 stops13h 20mMultiple Airlines
Fri 7/606:50BFS - BOS
2 stops16h 10mMultiple Airlines
Deal found 1/5£596
Sun 5/519:15BOS - BFS
2 stops31h 35mMultiple Airlines
Wed 8/509:45BFS - BOS
1 stop16h 30mMultiple Airlines
Deal found 1/5£615
Wed 8/510:40BOS - BFS
2 stops18h 15mMultiple Airlines
Sun 12/507:00BFS - BOS
1 stop19h 20mMultiple Airlines
Deal found 1/5£672
Sun 2/619:15BOS - BFS
2 stops17h 50mMultiple Airlines
Sun 9/607:00BFS - BOS
1 stop19h 20mMultiple Airlines
Deal found 1/5£684
Sun 2/619:15BOS - BFS
2 stops17h 50mMultiple Airlines
Fri 7/610:00BFS - BOS
1 stop16h 15mMultiple Airlines
Deal found 1/5£689
Fri 31/519:15BOS - BFS
2 stops13h 20mMultiple Airlines
Fri 7/606:00BFS - BOS
3 stops32h 51mMultiple Airlines
Deal found 1/5£692
Sun 23/619:15BOS - BFS
2 stops22h 20mMultiple Airlines
Tue 2/706:05BFS - BOS
2 stops16h 55mMultiple Airlines
Deal found 2/5£696

Boston to Belfast Intl flights leaving soon

Find last-minute flight options from Boston to Belfast Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 903,063 searches. Data last updated 2 May 2024.
Sun 5/519:15BOS - BFS
2 stops31h 35mMultiple Airlines
Wed 8/509:45BFS - BOS
1 stop16h 30mMultiple Airlines
Deal found 1/5£615
Wed 8/510:40BOS - BFS
2 stops18h 15mMultiple Airlines
Sun 12/507:00BFS - BOS
1 stop19h 20mMultiple Airlines
Deal found 1/5£672
Wed 8/521:45BOS - BFS
2 stops18h 15mMultiple Airlines
Sun 12/522:10BFS - BOS
3 stops21h 28mMultiple Airlines
Deal found 1/5£814
Wed 8/507:20BOS - BFS
1 stop19h 20mMultiple Airlines
Sun 12/507:00BFS - BOS
1 stop19h 20mMultiple Airlines
Deal found 1/5£832
Sun 5/507:20BOS - BFS
1 stop19h 25mMultiple Airlines
Wed 8/509:45BFS - BOS
1 stop16h 30mMultiple Airlines
Deal found 1/5£840
Wed 8/521:00BOS - BFS
2 stops13h 30mMultiple Airlines
Sun 12/522:10BFS - BOS
2 stops24h 50mMultiple Airlines
Deal found 1/5£841
Sun 5/520:50BOS - BFS
2 stops14h 00mMultiple Airlines
Wed 8/506:15BFS - BOS
2 stops17h 35mMultiple Airlines
Deal found 1/5£1,147

One-way flights to Belfast Intl from Boston

Search for one-way flight options from Boston to Belfast Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 903,063 searches. Data last updated 2 May 2024.
Sat 22/615:35BOS - BFS
2 stops41h 25mMultiple Airlines
Deal found 1/5£206
Sat 22/615:35BOS - BFS
3 stops40h 30mMultiple Airlines
Deal found 1/5£228
Tue 7/519:15BOS - BFS
2 stops16h 25mMultiple Airlines
Deal found 1/5£230
Wed 18/911:57BOS - BFS
2 stops22h 53mMultiple Airlines
Deal found 30/4£235
Wed 18/919:15BOS - BFS
3 stops16h 25mMultiple Airlines
Deal found 30/4£287
Mon 21/1018:20BOS - BFS
3 stops21h 30mMultiple Airlines
Deal found 1/5£316
Wed 12/619:15BOS - BFS
3 stops18h 55mMultiple Airlines
Deal found 2/5£351
Wed 12/619:15BOS - BFS
2 stops15h 15mMultiple Airlines
Deal found 1/5£418
Wed 18/907:35BOS - BFS
1 stop19h 05mMultiple Airlines
Deal found 30/4£427

Find flights from Boston to Belfast Intl within your budget

Customise your flight search to find flights from Boston to Belfast Intl 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 903,063 searches. Data last updated 2 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£576 - £719

Route

Depart

Return

Price

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

Sun 22/9

2 stops17h 50m

Belfast Intl

Mon 30/9

1 stop15h 55m

£576

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

Thu 3/10

2 stops17h 55m

Belfast Intl

Fri 11/10

1 stop16h 10m

£588

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

Fri 31/5

2 stops13h 20m

Belfast Intl

Fri 7/6

2 stops16h 10m

£596

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

Sun 2/6

2 stops17h 50m

Belfast Intl

Sun 9/6

1 stop19h 20m

£684

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

Sun 2/6

2 stops17h 50m

Belfast Intl

Fri 7/6

1 stop16h 15m

£689

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

Fri 31/5

2 stops13h 20m

Belfast Intl

Fri 7/6

3 stops32h 51m

£692

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

Sun 23/6

2 stops22h 20m

Belfast Intl

Tue 2/7

2 stops16h 55m

£696

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

Fri 31/5

2 stops31h 00m

Belfast Intl

Fri 7/6

1 stop16h 15m

£709

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

Fri 31/5

3 stops26h 35m

Belfast Intl

Fri 7/6

3 stops32h 51m

£719

Flights are sorted by cheapest first

Deals found on 1/5

When is the best time to book a flight from Boston to Belfast Intl Airport?

Use this chart to determine the optimal time to book a return flight from Boston to Belfast Intl. Price data was last updated on 28 January 2024.
The price you pay for your flight from Boston to Belfast Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 13 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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Average price of flights to Belfast Intl by month

Plan your trip from Boston to Belfast Intl by taking into account the cheapest months to travel. The average price of a one-way flight from Boston to Belfast Intl is currently £300 while a return flight costs £661. Price data was last updated on 28 April 2024.

Currently, October is the cheapest month in which you can book a flight from Boston to Belfast Intl Airport (average of £62). Flying from Boston to Belfast Intl Airport in August is currently the most expensive (average of £81). 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.

January

£50

February

£56

March

£55

April

£54

May

£55

June

£60

July

£64

August

£65

September

£58

October

£50

November

£55

December

£57

Temperature and rainfall in Belfast Intl by month

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

BFS

Temperature

5 - 16 °C

Related info for your journey

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

    If you book a flight to Belfast Intl 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 Intl per day from 0 different airlines.

  • Can I find flights from Boston to Belfast Intl Airport for under £600 on Cheapflights?

    Yes, there are multiple flights from Boston to Belfast Intl Airport for under £600. The cheapest flight booked recently is on Multiple Airlines for just £576, but on average you can expect to pay £761.

  • Are there last-minute flights available from Boston to Belfast Intl Airport for under £700?

    There are currently 7+ open flights from Boston to Belfast Intl Airport within the next 7 days for less than £700.

  • What does BOS to BFS mean?

    Boston Logan Intl Airport is BOS and Belfast Intl Airport is BFS. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Boston to Belfast Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Boston to Belfast Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Boston to Belfast Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Boston to Belfast Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Boston to Belfast Intl that allow pets onboard?

    Many airlines flying from Boston to Belfast Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Boston to Belfast Intl?

    Yes, you can often find last-minute deals on Boston to Belfast Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Boston to Belfast Intl Airport flight deals updated?

    The Boston to Belfast Intl Airport flight deals you see on this page were last updated on 2/5.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.

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Search flights from Boston to Belfast Intl by cabin class

Find flights from Boston to Belfast Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
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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 Boston to Belfast Intl?

When you search for this flight from Boston to Belfast Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Boston to Belfast Intl.

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

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

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

Yes! Start tracking prices for Boston to Belfast Intl 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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