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Cheap flights from Boston to Belfast from £463

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Belfast departing on 16/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Boston to Belfast

Cheap return flights

These are some of the best return flight deals from Boston to Belfast that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Boston to Belfast.

Cheap last-minute flights

Planning a quick getaway from Boston to Belfast? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Belfast, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Boston to Belfast

Find recent round-trip train or bus tickets from Boston to Belfast.

All round-trip flight deals to Belfast

The cheapest plane tickets to Belfast found on KAYAK recently.
18:20 - 20:20BOS-BFS
21h 00m2 stops
18:05 - 17:00BFS-BOS
27h 55m2 stops
Thu, 16 Jan - Mon, 20 Jan
20:20 - 14:10BOS-BHD
12h 50m1 stop
14:40 - 21:55BHD-BOS
12h 15m1 stop
£489British Airways
Find Deal
Mon, 2 Dec - Mon, 9 Dec
22:00 - 16:35BOS-BHD
13h 35m1 stop
06:35 - 21:55BHD-BOS
20h 20m1 stop
£490Finnair
Find Deal
Wed, 15 Jan - Mon, 20 Jan
20:10 - 16:40BOS-BHD
15h 30m1 stop
06:35 - 14:00BHD-BOS
12h 25m1 stop
£495Finnair
Find Deal
Thu, 5 Dec - Wed, 11 Dec
20:10 - 14:10BOS-BHD
13h 00m1 stop
06:35 - 17:23BHD-BOS
15h 48m2 stops
£497American Airlines
Find Deal
Mon, 9 Dec - Thu, 12 Dec
19:36 - 14:00BOS-BHD
13h 24m2 stops
09:10 - 19:35BHD-BOS
15h 25m1 stop
£502American Airlines
Find Deal
Thu, 16 Jan - Mon, 20 Jan
21:15 - 21:00BOS-BHD
18h 45m1 stop
06:30 - 19:15BHD-BOS
17h 45m1 stop
£517Delta
Find Deal
Sun, 1 Dec - Sun, 8 Dec
21:15 - 21:00BOS-BHD
18h 45m1 stop
06:30 - 13:30BHD-BOS
12h 00m1 stop
£518Delta
Find Deal
Wed, 4 Dec - Mon, 9 Dec
21:15 - 16:50BOS-BHD
14h 35m1 stop
06:30 - 20:00BHD-BOS
18h 30m2 stops
£525KLM
Find Deal
Sun, 1 Dec - Thu, 5 Dec
20:40 - 16:50BOS-BHD
15h 10m2 stops
17:20 - 19:15BHD-BOS
30h 55m1 stop
£898KLM
Find Deal
Sat, 30 Nov - Sat, 7 Dec
11:07 - 08:25BOS-BFS
40h 18m3 stops
Thu, 19 Dec
11:07 - 07:35BOS-BHD
39h 28m3 stops
Thu, 19 Dec
11:07 - 22:05BOS-BFS
29h 58m2 stops
Thu, 19 Dec
06:30 - 17:20BOS-BHD
53h 50m3 stops
Fri, 20 Dec
06:30 - 19:35BOS-BFS
56h 05m3 stops
Fri, 20 Dec
18:25 - 13:45BOS-BHD
14h 20m2 stops
£747British Airways
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Thu, 19 Dec
20:30 - 21:20BOS-BFS
43h 50m2 stops
Fri, 20 Dec
09:34 - 21:20BOS-BFS
30h 46m3 stops
Sat, 21 Dec
09:34 - 07:35BOS-BHD
41h 01m3 stops
Sat, 21 Dec
19:05 - 16:50BOS-BHD
16h 45m1 stop
£1,307KLM
Find Deal
Thu, 19 Dec
07:30 - 07:40BOS-BHD
19h 10m1 stop
19:30 - 16:50BHD-BOS
26h 20m2 stops
£645British Airways
Find Deal
Mon, 25 Nov - Mon, 2 Dec
19:25 - 16:15BOS-BHD
15h 50m2 stops
17:40 - 16:50BHD-BOS
28h 10m2 stops
£651British Airways
Find Deal
Mon, 25 Nov - Mon, 2 Dec
07:00 - 10:30BOS-BHD
22h 30m2 stops
11:30 - 16:50BHD-BOS
34h 20m2 stops
£677American Airlines
Find Deal
Mon, 25 Nov - Mon, 2 Dec
19:10 - 16:50BOS-BHD
16h 40m1 stop
17:20 - 15:30BHD-BOS
27h 10m2 stops
£703Delta
Find Deal
Mon, 25 Nov - Mon, 2 Dec
13:58 - 21:00BOS-BHD
26h 02m2 stops
17:20 - 15:30BHD-BOS
27h 10m2 stops
£707Delta
Find Deal
Mon, 25 Nov - Mon, 2 Dec
10:50 - 22:35BOS-BFS
30h 45m3 stops
21:05 - 20:05BFS-BOS
28h 00m3 stops
Mon, 25 Nov - Mon, 2 Dec
13:58 - 09:45BOS-BFS
14h 47m2 stops
21:05 - 20:05BFS-BOS
28h 00m3 stops
Mon, 25 Nov - Mon, 2 Dec
19:10 - 16:50BOS-BHD
16h 40m1 stop
17:20 - 13:30BHD-BOS
25h 10m1 stop
£801Delta
Find Deal
Mon, 25 Nov - Mon, 2 Dec
19:10 - 21:00BOS-BHD
20h 50m1 stop
17:20 - 13:30BHD-BOS
25h 10m1 stop
£952KLM
Find Deal
Mon, 25 Nov - Mon, 2 Dec
07:30 - 09:05BOS-BHD
20h 35m1 stop
06:35 - 17:39BHD-BOS
16h 04m2 stops
£1,273American Airlines
Find Deal
Mon, 25 Nov - Mon, 2 Dec

British Airways flights from Boston to Belfast

Our best British Airways deals on Boston to Belfast flight tickets
British Airways
2 Dec
BOS20:20Boston Logan Intl
12h 50m
1 stop
BHD14:10Belfast City
9 Dec
BHD14:40Belfast City
12h 15m
1 stop
BOS21:55Boston Logan Intl
British Airways
30 Nov
BOS16:50Boston Logan Intl
16h 25m
2 stops
BHD14:15Belfast City
6 Dec
BHD06:45Belfast City
20h 10m
1 stop
BOS21:55Boston Logan Intl
British Airways
2 May
BOS21:50Boston Logan Intl
12h 35m
1 stop
BHD15:25Belfast City
6 May
BHD16:20Belfast City
11h 15m
1 stop
BOS22:35Boston Logan Intl

Finnair flights from Boston to Belfast

Our best Finnair deals on Boston to Belfast flight tickets
Finnair
15 Jan
BOS22:00Boston Logan Intl
13h 35m
1 stop
BHD16:35Belfast City
20 Jan
BHD06:35Belfast City
20h 20m
1 stop
BOS21:55Boston Logan Intl
Finnair
5 Dec
BOS20:10Boston Logan Intl
15h 30m
1 stop
BHD16:40Belfast City
11 Dec
BHD06:35Belfast City
12h 25m
1 stop
BOS14:00Boston Logan Intl
Finnair
4 Dec
BOS20:20Boston Logan Intl
18h 55m
1 stop
BHD20:15Belfast City
9 Dec
BHD06:35Belfast City
11h 25m
1 stop
BOS13:00Boston Logan Intl

See travel insights to Belfast from

How to get the cheapest flight ticket from Boston to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

January. The cheapest time of year to fly to Belfast from Boston is January. The most expensive is July.

When is the cheapest time to fly from Boston to Belfast?

Boston to Belfast flights are currently only available in the evening

What is the cheapest Boston to Belfast flight route?

Boston Logan Intl - Belfast Intl. Fly from Boston Logan Intl to Belfast Intl for the best Boston - Belfast flight prices

Can stopping save me money on Boston to Belfast flights?

You could potentially save up to 48% on your flight if you consider stops on a Boston to Belfast flight.

Cheap Boston to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Belfast

Best price found

£577

Fastest flight time

9h 35m

Direct flights

None

Airports in Belfast

2 airports
The best one-way flight to Belfast from Boston in the past 72 hours is £577. The best return flight deal from Boston to Belfast found on momondo in the last 72 hours is £463.
The fastest flight from Boston to Belfast takes 9h 35m
There are no direct flights from Boston to Belfast. Popular non-direct routes for this connection are Boston Logan Intl Airport - Belfast City Airport and Boston Logan Intl Airport - Belfast Intl Airport.
There are 2 airports near Belfast: Belfast Intl (BFS), Belfast City (BHD)

  • How far is Boston Logan Intl to Belfast by plane?

    Belfast is 2981.1 mi away from Boston Logan Intl. Typically, this will take 9h 35m by plane in normal conditions.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Belfast?

    Prices for flights from Boston Logan Intl Airport to Belfast are refreshed on a daily basis.

  • How old do you have to be to fly from Boston Logan Intl Airport to Belfast?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The travel and health documents required for your trip to Belfast can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belfast. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

Why should I use momondo to find a flight deal from Boston to Belfast?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Belfast for you.

Can I find flights from Boston to Belfast with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Boston to Belfast flights to just show those with flexible booking policies.

How can momondo help me find flights from Boston to Belfast?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Belfast.

I’m not ready to book a flight from Boston to Belfast right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Belfast, momondo offers a useful price alert feature which will track prices for flights to Belfast from Boston and alert you when they change.


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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast