BOS

£222 Find Cheap Flights from Belfast to Boston – Compare and Save

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Everything you should know

Cheapest return flight
£530
Typical prices: £540-£614
Multiple Airlines
Mon 22/10Mon 29/10
BFS - BOS • 2 stops
Cheapest one-way flight
£222
Typical prices: £422-£1,025
Multiple Airlines
Sun 21/10
BFS - BOS • 3 stops
Direct flights
Not available
There are currently no direct flights between Belfast and Boston. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
November
Cheapest • 29% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Amsterdam Schiphol (AMS)
Cheapest • Avg £534 (return)
London Heathrow (LHR)
Shortest trip • 11h 14m (one-way)
Insights
Insights
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We hope you enjoy your trip to Boston!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Belfast to Boston

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Belfast to Boston

Thu, 22 Oct - Thu, 29 Oct
Multiple Airlines Logo
21:10 - 19:55BFS  Belfast Intl-BOS Boston Logan Intl
27h 45m2 stops London Gatwick Zurich
Multiple Airlines Logo
22:50 - 21:55BOS  Boston Logan Intl-BFS Belfast Intl
19h 05m2 stops Zurich London Gatwick
£530Multiple Airlines
Wed, 21 Oct - Wed, 28 Oct
Multiple Airlines Logo
21:35 - 19:55BFS  Belfast Intl-BOS Boston Logan Intl
27h 20m2 stops London Gatwick Zurich
Multiple Airlines Logo
22:50 - 22:00BOS  Boston Logan Intl-BFS Belfast Intl
19h 10m2 stops Zurich London Gatwick
£534Multiple Airlines
Wed, 21 Oct - Wed, 28 Oct
Multiple Airlines Logo
21:35 - 19:55BFS  Belfast Intl-BOS Boston Logan Intl
27h 20m2 stops London Gatwick Zurich
Multiple Airlines Logo
22:50 - 22:00BOS  Boston Logan Intl-BFS Belfast Intl
19h 10m2 stops Zurich London Gatwick
£536Multiple Airlines
Tue, 20 Oct - Tue, 27 Oct
Multiple Airlines Logo
16:00 - 20:20BFS  Belfast Intl-BOS Boston Logan Intl
33h 20m2 stops London Gatwick Porto
Multiple Airlines Logo
19:00 - 21:30BOS  Boston Logan Intl-BFS Belfast Intl
22h 30m2 stops Lisbon Humberto Delgado London Gatwick
£539Multiple Airlines
Wed, 21 Oct - Wed, 28 Oct
Multiple Airlines Logo
21:35 - 22:40BFS  Belfast Intl-BOS Boston Logan Intl
30h 05m3 stops London Gatwick Zurich Toronto Pearson Intl
Multiple Airlines Logo
22:50 - 22:00BOS  Boston Logan Intl-BFS Belfast Intl
19h 10m2 stops Zurich London Gatwick
£548Multiple Airlines
Wed, 21 Oct - Wed, 28 Oct
Multiple Airlines Logo
21:35 - 22:40BFS  Belfast Intl-BOS Boston Logan Intl
30h 05m3 stops London Gatwick Zurich Toronto Pearson Intl
Multiple Airlines Logo
22:50 - 22:00BOS  Boston Logan Intl-BFS Belfast Intl
19h 10m2 stops Zurich London Gatwick
£550Multiple Airlines
Tue, 20 Oct - Tue, 27 Oct
Multiple Airlines Logo
16:00 - 20:20BFS  Belfast Intl-BOS Boston Logan Intl
33h 20m3 stops London Gatwick Porto Lisbon Humberto Delgado
Multiple Airlines Logo
19:00 - 21:30BOS  Boston Logan Intl-BFS Belfast Intl
22h 30m2 stops Lisbon Humberto Delgado London Gatwick
£573Multiple Airlines
Sat, 19 Sep - Wed, 23 Sep
American Airlines Logo
07:05 - 12:35BHD  Belfast City-BOS Boston Logan Intl
10h 30m1 stop London Heathrow
American Airlines Logo
20:05 - 13:35BOS  Boston Logan Intl-BHD Belfast City
12h 30m1 stop London Heathrow
£574American Airlines
Sat, 10 Oct - Wed, 14 Oct
British Airways Logo
07:05 - 19:50BHD  Belfast City-BOS Boston Logan Intl
17h 45m2 stops London Heathrow Madrid Barajas
British Airways Logo
15:06 - 12:00BOS  Boston Logan Intl-BHD Belfast City
15h 54m2 stops Philadelphia London Heathrow
£604British Airways
Sat, 10 Oct - Tue, 13 Oct
British Airways Logo
07:05 - 17:00BHD  Belfast City-BOS Boston Logan Intl
14h 55m1 stop London Heathrow
British Airways Logo
07:25 - 10:45BOS  Boston Logan Intl-BHD Belfast City
22h 20m1 stop London Heathrow
£604British Airways
Booking Insights

Price, demand, and travel trends for Belfast to Boston flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Belfast to Boston with more confidence.

What's the cheapest day of the week to fly from Belfast to Boston?

Monday is the cheapest day of the week to fly from Belfast to Boston and is 7% cheaper than the average day. Saturday is the most expensive day with flight prices 3% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Key details for Belfast to Boston flights

Low season

September

Cheapest flight

£222
Best time to beat the crowds but there is an average 3% increase in price.
Most popular time to fly (3% more expensive on average)
Flights from Belfast Intl Airport to Boston

When to book flights from Belfast to Boston

Are your dates flexible? Find out the best times to travel from Belfast to Boston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Belfast to Boston flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Belfast to Boston?

    Flights from Belfast to Boston may depart from several airports in Belfast area, including Belfast Intl (BFS) and Belfast City (BHD). Flights usually arrive at Boston Logan Intl (BOS).

  • Which cabin classes can I book on flights from Belfast to Boston?

    Two cabin classes are available on flights from Belfast to Boston:

    • Economy class
    • Business Class

  • Which airports do connecting flights from Belfast to Boston pass through?

    Connecting flights from Belfast to Boston most commonly pass through:

    • London Heathrow (LHR) – 91% of one-stop connections
    • Amsterdam Schiphol (AMS) – 9% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Belfast to Boston?

    Yes. Being flexible with your travel dates can save you up to 9% on the Belfast to Boston route. Monday is the cheapest departure day at £553 return on average, while Saturday is the most expensive at £607, a difference of £54. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Boston?

    Some of the most popular sights in Boston are Boston Common, South Station, and North Station. These are among the most viewed places in Boston on KAYAK.

  • How long is a flight from Belfast to Boston?

    A direct flight from Belfast to Boston takes 0h 00m, covering 2,979 miles.

  • Do I need a passport to fly from Belfast to Boston?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Belfast to Boston looking right now?

    One-way fares from Belfast to Boston are currently lower than usual. Average one-way flight prices are about £319, which is 35% below the typical average for this route.

  • How much time can I save by choosing a different stopover airport from Belfast to Boston?

    Flying via London Heathrow (LHR) gives the shortest average 1-stop total travel time of 11h 14m, compared to 16h 53m via Amsterdam Schiphol (AMS).

  • What is the time difference between Belfast and Boston?

    Boston is 5 hours behind Belfast (Eastern Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Boston Logan Intl Airport (BOS)?

    Boston Logan Intl Airport (BOS) hosts 5 major car hire companies, with daily rates starting from around £17 for economy cars. Top options include:
    · Dollar
    · Hertz
    · Budget
    · Thrifty
    · Sixt

  • How much should I expect to pay for a Belfast to Boston flight?

    Return flights from Belfast to Boston range from £540 to £614, with an average of £589 over the past 12 months. Anything below £540 counts as a good deal.

Your guide to booking Belfast to Boston flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure instead of Saturday. On this route, Monday flights average £553 – about £54 less than Saturday (9% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Belfast to Boston trip for November. Fares historically average £420 return in that month – typically £556 less than the most expensive month, which is January (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Boston Logan Intl Airport.
    - Embassy Suites by Hilton Boston at Logan Airport
    - Hilton Garden Inn Boston Logan Airport
    - Hilton Boston Logan Airport

More options for your flight from Belfast to Boston

Complete your trip to Boston with a hotel stay or car hire

Car hire in Boston
Hotels in Boston
Holidays in Boston