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Cheap Flights from Belfast to Boston

Your route at a glance

Cheapest dealCHF 399
Cheapest monthMarch
Most popular airlineBritish Airways

Compare Belfast to Boston flight deals

Find the cheapest month or even day of the year to fly to Boston

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Flight deals from Belfast to Boston

Looking for a cheap last-minute deal or the best return flight from Belfast to Boston? Find the lowest prices on one-way and return tickets right here.
Boston.CHF 182 per passenger.Departing Sun, 25 Jan.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Belfast International on Sun, 25 Jan, arriving in Boston Logan International.Price includes taxes and charges.From CHF 182, select.
Boston.CHF 262 per passenger.Departing Tue, 24 Mar.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Belfast International on Tue, 24 Mar, arriving in Boston Logan International.Price includes taxes and charges.From CHF 262, select.
Boston.CHF 324 per passenger.Departing Tue, 9 Jun.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Belfast International on Tue, 9 Jun, arriving in Boston Logan International.Price includes taxes and charges.From CHF 324, select.
Boston.CHF 369 per passenger.Departing Fri, 15 May.One-way flight with easyJet.Outbound indirect flight with easyJet, departs from Belfast International on Fri, 15 May, arriving in Boston Logan International.Price includes taxes and charges.From CHF 369, select.
Boston.CHF 377 per passenger.Departing Sun, 7 Dec.One-way flight with easyJet.Outbound indirect flight with easyJet, departs from Belfast City on Sun, 7 Dec, arriving in Boston Logan International.Price includes taxes and charges.From CHF 377, select.
Boston.CHF 406 per passenger.Departing Tue, 18 Aug.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Belfast International on Tue, 18 Aug, arriving in Boston Logan International.Price includes taxes and charges.From CHF 406, select.
Boston.CHF 423 per passenger.Departing Thu, 29 Oct.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Belfast International on Thu, 29 Oct, arriving in Boston Logan International.Price includes taxes and charges.From CHF 423, select.
Boston.CHF 445 per passenger.Departing Mon, 13 Jul.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Belfast International on Mon, 13 Jul, arriving in Boston Logan International.Price includes taxes and charges.From CHF 445, select.

Find the cheapest month to fly from Belfast to Boston

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Belfast to Boston flights are currently cheapest in January.
Dec
from CHF 377
Jan
from CHF 182
Feb
Find prices
Mar
from CHF 262
Apr
Find prices
May
from CHF 369
Jun
from CHF 324
Jul
from CHF 445
Aug
from CHF 406
Sep
Find prices
Oct
from CHF 423
Nov
Find prices

Alternative Belfast to Boston routes

Looking for the cheapest, fastest or easiest route from Belfast to Boston? You could fly into the following airports instead.

Finding cheap flights from Belfast to Boston: Frequently asked questions

There are 7 airports in Boston: Boston Logan International, Worcester, Manchester, Provincetown, Fall River, Providence, and Portsmouth.
The best price we found for a return flight from Belfast to Boston is CHF 399. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Belfast to Boston. But we found flights with one or more stops from CHF 399.
As of December 2025, there are no flights flying from Belfast to Boston.
The cheapest month to fly from Belfast to Boston is usually March.
If you're flying from Belfast, the cheapest airport near Boston is Boston Logan International – which is 4.5 km away from the centre of Boston. We've found flights into this airport from CHF 399.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Belfast to Boston on Monday, 23 March 2026.
No airlines currently offer direct flights between Belfast and Boston. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Boston but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Boston is around 40 days in advance, so don’t leave your flight to the last minute.
In December, the average temperature is usually around 1°C. July is typically the warmest month in Boston, when it usually averages around 26°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -6°C. The rainiest month is March.
The cheapest airline that flies to Boston is Ryanair .

How to find cheap flights to Boston from Belfast

Looking for cheap tickets from Belfast to Boston? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Belfast to Boston. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Boston from Belfast from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to find the best Belfast-Boston ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Boston from Belfast.
  • Set up a Price Alert. You can easily track the fare of your cheap Belfast-Boston flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Belfast and Boston? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business class flights from Belfast and Boston. We scour the internet for the best Business, Premium Economy and First Class flight fares to Boston, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Belfast to Boston flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

    • Combine your flight to Boston from Belfast with hotels and car hire

    Once you've secured your cheap flight ticket from Belfast to Boston, discover the best prices and exclusive rates for hotels in Boston or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


Plan the rest of your trip from Belfast to Boston

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.