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Cheap flights from Boston to Belfast

BOS — BHD
30 Oct — 6 Nov1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Boston to Belfast

Popular in

November

Cheapest in

March

Average price

£516
Highest demand for flights based on searches. 28% potential increase in price (£257 potential increase over avg. return price).
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Cheapest flight prices on average. 14% potential price decrease (£81 potential savings vs. average return price).
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Average for round-trip flights in September 2026
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Best time to book a flight from Boston to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Boston with our price prediction graph.
Estimated return price

Related info for your journey

  • What airport do you fly from for flights from Boston to Belfast?

    Located just 2.6 mi from the city center, Boston Logan Intl is the airport most travelers will use when flying to Belfast from Boston. Booking flights from Logan Intl (BOS) to Belfast should be relatively easy as there are 0 daily outbound flights to Belfast from 0 different airlines.

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

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

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

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

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

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

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Alternative routes for Boston to Belfast

Boston to Belfast City flights
Boston to Belfast Intl flights
Hartford to Belfast City flights

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

Certainly. Search results for flights to Belfast from Boston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Not ready to book yet? You can track prices for flights from Boston to Belfast on Cheapflights with our Price Alert feature and get notified when better prices are available.

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