$348 Find Cheap Flights from Belfast to Boston

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Belfast to Boston departing on 11/1. 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.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Boston

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Belfast to Boston, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Belfast to Boston, as well as popular online travel agencies
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Flight Deals

Cheap Flights from Belfast to Boston

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Belfast to Boston that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Belfast to Boston

Mon, Nov 3 - Mon, Nov 10
Multiple Airlines Logo
6:40 am - 1:20 pmBFS-BOS
35h 40m2 stops
Multiple Airlines Logo
8:00 pm - 4:15 pmBOS-BFS
15h 15m1 stop
$536Multiple Airlines
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Mon, Nov 3 - Mon, Nov 10
Multiple Airlines Logo
6:00 am - 4:00 pmBFS-BOS
15h 00m1 stop
Multiple Airlines Logo
8:00 pm - 5:00 pmBOS-BFS
16h 00m1 stop
$545Multiple Airlines
Find Deal
Mon, Nov 3 - Mon, Nov 10
Delta Logo
6:30 am - 6:55 pmBHD-BOS
17h 25m1 stop
Delta Logo
5:00 pm - 4:50 pmBOS-BHD
18h 50m2 stops
$568Delta
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Wed, Oct 15 - Wed, Oct 22
KLM Logo
6:30 am - 6:20 pmBHD-BOS
16h 50m1 stop
KLM Logo
8:15 pm - 9:15 pmBOS-BHD
20h 00m1 stop
$574KLM
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Mon, Nov 3 - Mon, Nov 10
Virgin Atlantic Logo
6:30 am - 10:03 pmBHD-BOS
20h 33m2 stops
Virgin Atlantic Logo
4:42 pm - 4:50 pmBOS-BHD
19h 08m2 stops
$580Virgin Atlantic
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Wed, Oct 15 - Wed, Oct 22
Delta Logo
6:30 am - 6:20 pmBHD-BOS
16h 50m1 stop
Delta Logo
1:05 pm - 4:55 pmBOS-BHD
22h 50m2 stops
$581Delta
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Fri, Oct 10 - Sun, Oct 12
KLM Logo
5:25 pm - 4:30 pmBHD-BOS
28h 05m1 stop
KLM Logo
4:50 pm - 9:15 pmBOS-BHD
23h 25m1 stop
$656KLM
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Fri, Oct 10 - Sun, Oct 12
Virgin Atlantic Logo
6:30 am - 9:27 pmBHD-BOS
19h 57m2 stops
Virgin Atlantic Logo
6:30 pm - 4:55 pmBOS-BHD
41h 25m2 stops
$855Virgin Atlantic
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Tue, Mar 10 - Wed, Mar 11
American Airlines Logo
8:45 am - 4:55 pmBHD-BOS
12h 10m1 stop
American Airlines Logo
8:25 pm - 10:15 amBOS-BHD
9h 50m1 stop
$3,209American Airlines
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Tue, Mar 10 - Wed, Mar 11
American Airlines Logo
6:35 am - 4:55 pmBHD-BOS
14h 20m1 stop
American Airlines Logo
7:55 pm - 10:15 amBOS-BHD
10h 20m1 stop
$3,215American Airlines
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Everything you should know

Cheapest round-trip
$536
Multiple Airlines
Mon 11/3Mon 11/10
BFS - BOS • 2 stops
Cheapest one-way
$348
Multiple Airlines
Sat 11/1
BFS - BOS • 2 stops
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Boston!
Booking Insights

KAYAK's insights & trends for Belfast to Boston flights

Get data-powered insights and trends into flights from Belfast to Boston to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Belfast to Boston?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Belfast to Boston were found on Delta ($568) and KLM ($574).

Find deals

Good to know

Cheapest flight$348
Flight 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 round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Belfast to Boston

  • What is the cheapest flight from Belfast to Boston?

    In the last 3 days, the lowest price for a flight from Belfast to Boston was $348 for a one-way ticket and $536 for a round-trip.

  • Do I need a passport to fly between Belfast and Boston?

    A passport is required to fly from Belfast to Boston.

  • Which airports will I be using when flying from Belfast to Boston?

    On your way to Boston, you’ll fly out from one of these Belfast airports: Belfast Intl or Belfast City. You’ll be landing at Boston Logan Intl.

  • Which aircraft models fly most regularly from Belfast to Boston?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Belfast to Boston?

    oneworld, and SkyTeam are the airline alliances operating flights between Belfast and Boston, with SkyTeam being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Belfast to Boston?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Belfast to Boston.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Belfast to Boston?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boston from Belfast is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Belfast to Boston?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Boston with an airline and back to Belfast with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Belfast to Boston?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boston from Belfast up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Belfast to Boston

Information on your arrival and departure airports

Boston (BOS)

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