Cheap flights from Boston (BOS) to Belfast Intl (BFS) from $250

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 7/22. 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
may. 29 — jun. 51

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 mayo 24, 2024.

Popular in

July

Cheapest in

March

Round-trip from

$640

One-way from

$250
High demand for flights, 31% potential price rise
Best time to find cheap flights, 31% potential price drop
From Boston Logan Intl to Belfast Intl
One-way flight from Boston Logan Intl to Belfast Intl

What is the cheapest day to fly round-trip from Boston to Belfast Intl Airport?

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 32% on your flight compared to booking on days when demand is much higher.

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

The best pricing can be found in the month of March. Prices to Belfast Intl Airport from Boston average $754. You can even find prices in March for less than $754, as users have found deals to Belfast Intl Airport from as low as $517. The month of July appears to be one of the more expensive times to travel to Belfast Intl Airport from Boston. Flying in the targeted month can save you up to 45%.

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

Unlike in the morning, when flights are generally more expensive, you can save up to 44% on flights from Boston to Belfast Intl Airport by exploring options for tickets at noon.

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 2,725,499 searches. Prices were last updated on mayo 24, 2024.
lun. 6/36:20 pmBOS - BFS
2 stops21h 05mMultiple Airlines
vie. 6/76:50 amBFS - BOS
2 stops16h 10mMultiple Airlines
Deal found 5/22$895
lun. 6/36:20 pmBOS - BFS
2 stops33h 45mMultiple Airlines
vie. 6/710:00 amBFS - BOS
1 stop16h 15mMultiple Airlines
Deal found 5/22$910
lun. 6/36:20 pmBOS - BFS
2 stops21h 05mMultiple Airlines
vie. 6/76:50 amBFS - BOS
3 stops21h 16mMultiple Airlines
Deal found 5/22$1,027
jue. 5/2310:40 amBOS - BFS
3 stops31h 25mMultiple Airlines
mié. 5/299:40 pmBFS - BOS
2 stops25h 20mMultiple Airlines
Deal found 5/21$1,392
jue. 5/2310:40 amBOS - BFS
3 stops31h 25mMultiple Airlines
mié. 5/299:05 pmBFS - BOS
3 stops29h 55mMultiple Airlines
Deal found 5/21$1,420

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 2,725,499 searches. Data last updated mayo 24, 2024.
lun. 9/210:55 pmBOS - BFS
1 stop12h 00mMultiple Airlines
vie. 9/66:20 amBFS - BOS
2 stops19h 50mMultiple Airlines
Deal found 5/22$566
lun. 9/210:55 pmBOS - BFS
1 stop12h 00mMultiple Airlines
vie. 9/610:00 amBFS - BOS
1 stop16h 10mMultiple Airlines
Deal found 5/22$617
dom. 10/67:15 pmBOS - BFS
2 stops13h 35mMultiple Airlines
lun. 10/1410:15 amBFS - BOS
1 stop15h 55mMultiple Airlines
Deal found 5/22$636
dom. 10/67:15 pmBOS - BFS
2 stops13h 35mMultiple Airlines
lun. 10/146:50 amBFS - BOS
2 stops16h 10mMultiple Airlines
Deal found 5/22$860
vie. 7/127:15 pmBOS - BFS
3 stops20h 40mMultiple Airlines
mar. 7/166:00 amBFS - BOS
2 stops17h 00mMultiple Airlines
Deal found 5/23$871
vie. 7/127:15 pmBOS - BFS
2 stops13h 20mMultiple Airlines
mar. 7/166:00 amBFS - BOS
2 stops17h 00mMultiple Airlines
Deal found 5/23$883
dom. 10/612:35 pmBOS - BFS
2 stops28h 15mMultiple Airlines
lun. 10/1412:25 pmBFS - BOS
3 stops36h 30mMultiple Airlines
Deal found 5/22$885
lun. 6/36:20 pmBOS - BFS
2 stops21h 05mMultiple Airlines
vie. 6/76:50 amBFS - BOS
2 stops16h 10mMultiple Airlines
Deal found 5/22$895
lun. 6/36:20 pmBOS - BFS
2 stops33h 45mMultiple Airlines
vie. 6/710:00 amBFS - BOS
1 stop16h 15mMultiple Airlines
Deal found 5/22$910

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 2,725,499 searches. Data last updated mayo 24, 2024.
lun. 7/223:35 pmBOS - BFS
2 stops36h 30mMultiple Airlines
Deal found 5/23$250
lun. 7/228:05 pmBOS - BFS
3 stops54h 35mMultiple Airlines
Deal found 5/23$271
jue. 6/67:15 pmBOS - BFS
2 stops41h 35mMultiple Airlines
Deal found 5/23$414
jue. 6/67:15 pmBOS - BFS
3 stops45h 55mMultiple Airlines
Deal found 5/23$426
mié. 7/1710:55 pmBOS - BFS
2 stops28h 45mMultiple Airlines
Deal found 5/22$461
sáb. 7/67:15 pmBOS - BFS
2 stops17h 00mMultiple Airlines
Deal found 5/23$481
lun. 7/227:30 amBOS - BFS
1 stop20h 30mMultiple Airlines
Deal found 5/23$540
mié. 6/127:15 pmBOS - BFS
2 stops15h 15mMultiple Airlines
Deal found 5/22$642
mié. 6/127:15 pmBOS - BFS
2 stops15h 15mMultiple Airlines
Deal found 5/23$671

Find flights from Boston to Belfast Intl within your budget

Customize 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 2,725,499 searches. Data last updated mayo 24, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$566 - $910

Route

Depart

Return

Price

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

lun. 9/2

1 stop12h 00m

Belfast Intl

vie. 9/6

2 stops19h 50m

$566

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

lun. 9/2

1 stop12h 00m

Belfast Intl

vie. 9/6

1 stop16h 10m

$617

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

dom. 10/6

2 stops13h 35m

Belfast Intl

lun. 10/14

1 stop15h 55m

$636

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

dom. 10/6

2 stops13h 35m

Belfast Intl

lun. 10/14

2 stops16h 10m

$860

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

vie. 7/12

3 stops20h 40m

Belfast Intl

mar. 7/16

2 stops17h 00m

$871

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

vie. 7/12

2 stops13h 20m

Belfast Intl

mar. 7/16

2 stops17h 00m

$883

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

dom. 10/6

2 stops28h 15m

Belfast Intl

lun. 10/14

3 stops36h 30m

$885

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

lun. 6/3

2 stops21h 05m

Belfast Intl

vie. 6/7

2 stops16h 10m

$895

Boston Logan IntlBelfast Intl

BOS - BFS

BOSBFS

Boston Logan Intl

lun. 6/3

2 stops33h 45m

Belfast Intl

vie. 6/7

1 stop16h 15m

$910

Flights are sorted by cheapest first

Deals found on 5/22

When is the cheapest time to fly from Boston to Belfast Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Boston to Belfast Intl. Price data was last updated on May 19, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Boston to Belfast Intl Airport flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Boston to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl 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.

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

41 - 60.8 °F

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?

    For a flight from Boston to Belfast Intl, you will be flying from Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city. Logan Intl is the only Boston airport and it handles 0 outbound flights to Belfast Intl per day. 2 airlines have flights to Belfast Intl from Boston Logan Intl on a regular basis.

  • 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 $566, but on average you can expect to pay $934.

  • What does BOS to BFS mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Boston Logan Intl Airport to Belfast Intl Airport flight would often be abbreviated as a BOS to BFS flight.

  • 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 vacation 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 5/23.

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

    Currently, February is the cheapest month in which you can book a flight from Boston to Belfast Intl Airport (average of $641). Flying from Boston to Belfast Intl Airport in June is currently the most expensive (average of $1,181). 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.

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Alternative routes for Boston to Belfast Intl
See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Boston to Belfast Intl

Discover the top 2 airlines that operate flights from Boston to Belfast Intl. 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 2,725,499 searches. Data last updated mayo 24, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$518Average$690FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
British AirwaysCheapest$601Average$774FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers 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?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Belfast Intl from Boston today with Cheapflights!

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?

Yes, we can. To see specific flights from Boston to Belfast Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Belfast Intl from Boston today and book when prices fit your budget.

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