Cheap flights from Boston to Belfast

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Info about flights from Boston to Belfast

Some useful info about flights from Boston to Belfast to help you plan your next trip

Average flight duration 7h 43m
Cheapest month March
Average number of flights per week 1
First flight time 05:25
Last flight time 23:55
How do we get the info you see here? Please note that we offer an online comparison service and that all information and prices regarding services and/or products available on our website are provided by our third-party partners. We do our best to show you up-to-date information, but please note that we are not responsible for the completeness or accuracy of the information published, so please check all conditions carefully on the website of the partner before making a booking. Please check our Terms and Conditions for more details. Read more

How to get the best price from Boston to Belfast?

Depending on when you travel and how far in advance you book, fares between Boston and Belfast can differ a lot.

Pick a travel date to see today’s available fares.

Search engines like Jetcost can highlight price changes in just seconds. For example, some users find better prices by flying on one day of the week over another — try several searches to spot the cheapest day.

Best airport options between Boston and Belfast

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

  • Airports in Boston: Boston - Logan is the only operating airport.
  • Airports in Belfast: City offers an alternative to Belfast - International.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Flights from Boston - Logan to Belfast - International

Find the best flight from Boston to Belfast

With Jetcost, you can filter results by flight time, airline, price range, and layovers. Choose direct or connecting flights, round-trip or one-way, and compare offers from Ryanair, Easyjet, British Airways, and more.

Other popular destinations

Searching for flights to United Kingdom? Travelers also looked at: Edinburgh, Glasgow, London, Manchester, Newquay.

Use filters to exclude options that don’t match your budget or travel preferences and personalize your search for Boston – Belfast flights.
Frequently Asked Questions

Frequently asked questions about flights from Boston to Belfast.

How much does an airline ticket from Boston to Belfast cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Boston to Belfast.

How far is Boston from Belfast?

Boston is about 2969 mi from Belfast.

What are the airports in Belfast?

Belfast has another airport: City.

What are the airports in Boston?

Boston has one airport: Boston - Logan.

What are the most popular cities in United Kingdom?

The most popular cities in United Kingdom according to our users' searches are: Edinburgh, Glasgow, London, Manchester, Newquay.

When should I book a flight from Boston to Belfast?

The best time to book a flight from Boston to Belfast is 10 months in advance, while the worst time is 9 weeks in advance.

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

The cheapest month to fly from Boston to Belfast is March.

What is the most expensive month to fly from Boston to Belfast?

The most expensive month to fly from Boston to Belfast is December.

What is the best day of the week to fly from Boston to Belfast?

This information is not available at the moment.