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Cheap flights from Northern Ireland to Boston from £339

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to Boston departing on 11/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Northern Ireland to Boston

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:10 - 18:50
BFS
-
BOS
39h 40m
2 stops
Multiple Airlines Logo
20:50 - 21:05
BOS
-
BFS
19h 15m
2 stops
£491Multiple Airlines
Thu, 8 Oct - Tue, 13 Oct
British Airways Logo
16:35 - 22:35
BHD
-
BOS
11h 00m
1 stop
British Airways Logo
21:50 - 15:20
BOS
-
BHD
12h 30m
1 stop
£570British Airways
Thu, 8 Oct - Tue, 13 Oct
British Airways Logo
15:10 - 22:50
BHD
-
BOS
11h 40m
1 stop
British Airways Logo
22:30 - 14:35
BOS
-
BHD
12h 05m
1 stop
£571British Airways
Sun, 25 Oct - Wed, 28 Oct
British Airways Logo
14:20 - 23:55
BHD
-
BOS
14h 35m
2 stops
British Airways Logo
21:50 - 15:20
BOS
-
BHD
12h 30m
1 stop
£574British Airways
Thu, 6 Aug - Tue, 11 Aug
Multiple Airlines Logo
06:45 - 18:22
BFS
-
BOS
40h 37m
3 stops
Multiple Airlines Logo
20:50 - 20:15
BOS
-
BFS
18h 25m
2 stops
£585Multiple Airlines
Sun, 16 Aug - Sun, 23 Aug
British Airways Logo
14:20 - 22:35
BHD
-
BOS
13h 15m
1 stop
British Airways Logo
15:06 - 10:45
BOS
-
BHD
14h 39m
2 stops
£585British Airways
Thu, 8 Oct - Tue, 13 Oct
Multiple Airlines Logo
05:55 - 13:25
BFS
-
BOS
12h 30m
1 stop
Multiple Airlines Logo
21:45 - 19:15
BOS
-
BFS
16h 30m
2 stops
£592Multiple Airlines
Wed, 7 Oct - Wed, 14 Oct
American Airlines Logo
14:20 - 12:40
BHD
-
BOS
27h 20m
1 stop
American Airlines Logo
19:35 - 10:45
BOS
-
BHD
10h 10m
1 stop
£593American Airlines
Thu, 6 Aug - Tue, 11 Aug
American Airlines Logo
11:35 - 12:35
BHD
-
BOS
30h 00m
1 stop
American Airlines Logo
21:55 - 14:35
BOS
-
BHD
11h 40m
1 stop
£594American Airlines
Wed, 29 Jul - Sun, 9 Aug
American Airlines Logo
06:30 - 12:40
BHD
-
BOS
11h 10m
1 stop
American Airlines Logo
19:35 - 10:45
BOS
-
BHD
10h 10m
1 stop
£596American Airlines
Thu, 6 Aug - Tue, 11 Aug

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Delta flights from Northern Ireland to Boston

Our best Delta deals on Northern Ireland to Boston flight tickets
Delta
24 Oct
BHD17:30Belfast City
25h 55m
1 stop
BOS14:25Boston Logan Intl
31 Oct
BOS17:20Boston Logan Intl
19h 30m
2 stops
BHD16:50Belfast City
£643
Delta
24 Oct
BHD17:30Belfast City
25h 55m
1 stop
BOS14:25Boston Logan Intl
31 Oct
BOS17:20Boston Logan Intl
19h 30m
2 stops
BHD16:50Belfast City
£644
Delta
24 Oct
BHD17:30Belfast City
26h 52m
2 stops
BOS15:22Boston Logan Intl
31 Oct
BOS17:20Boston Logan Intl
19h 30m
2 stops
BHD16:50Belfast City
£688

British Airways flights from Northern Ireland to Boston

Our best British Airways deals on Northern Ireland to Boston flight tickets
British Airways
8 Oct
BHD16:35Belfast City
11h 00m
1 stop
BOS22:35Boston Logan Intl
13 Oct
BOS21:50Boston Logan Intl
12h 30m
1 stop
BHD15:20Belfast City
£570
British Airways
25 Oct
BHD15:10Belfast City
11h 40m
1 stop
BOS22:50Boston Logan Intl
28 Oct
BOS22:30Boston Logan Intl
12h 05m
1 stop
BHD14:35Belfast City
£571
British Airways
6 Aug
BHD14:20Belfast City
14h 35m
2 stops
BOS23:55Boston Logan Intl
11 Aug
BOS21:50Boston Logan Intl
12h 30m
1 stop
BHD15:20Belfast City
£574

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 6 July 2026.
Use the filters below to find and compare flights from Northern Ireland to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 8/10

08:10-18:50

2 stops39h 40m

Boston Logan Intl

Tue 13/10

20:50-21:05

2 stops19h 15m

£491

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 8/10

16:35-22:35

1 stop11h 00m

Boston Logan Intl

Tue 13/10

21:50-15:20

1 stop12h 30m

£570

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sun 25/10

15:10-22:50

1 stop11h 40m

Boston Logan Intl

Wed 28/10

22:30-14:35

1 stop12h 05m

£571

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 6/8

14:20-23:55

2 stops14h 35m

Boston Logan Intl

Tue 11/8

21:50-15:20

1 stop12h 30m

£574

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sun 16/8

06:45-18:22

3 stops40h 37m

Boston Logan Intl

Sun 23/8

20:50-20:15

2 stops18h 25m

£585

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 8/10

14:20-22:35

1 stop13h 15m

Boston Logan Intl

Tue 13/10

15:06-10:45

2 stops14h 39m

£585

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 7/10

05:55-13:25

1 stop12h 30m

Boston Logan Intl

Wed 14/10

21:45-19:15

2 stops16h 30m

£592

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 6/8

14:20-12:40

1 stop27h 20m

Boston Logan Intl

Tue 11/8

19:35-10:45

1 stop10h 10m

£593

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 29/7

11:35-12:35

1 stop30h 00m

Boston Logan Intl

Sun 9/8

21:55-14:35

1 stop11h 40m

£594
Fastest return journey

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 6/8

06:30-12:40

1 stop11h 10m

Boston Logan Intl

Tue 11/8

19:35-10:45

1 stop10h 10m

£596

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Cheap Northern Ireland to Boston flight deals and tips

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

Fastest flight time

17h 35m

Direct flights

None
The fastest flight from Northern Ireland to Boston takes 17h 35m
There are no direct flights from Northern Ireland to Boston. There are no popular flight routes from Northern Ireland to Boston.
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Frequently asked questions about flying from Northern Ireland to Boston

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Northern Ireland to Boston

  • How do I get Price Alerts for flights from Northern Ireland to Boston?

    Price Alerts will notify you by email when the price for flights to Boston from Northern Ireland decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Northern Ireland to Boston with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Salem
Waltham
Braintree
Dedham
Cambridge
Brookline
Plymouth
Foxborough
Burlington
Falmouth
Chelsea
Randolph
York Beach
Needham
Quincy
Wells
Amherst
Everett
Sandwich
Cape Neddick

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Northern Ireland to Boston . Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Northern Ireland to Boston on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Northern Ireland to Boston?

momondo helps you find the best flight between Northern Ireland and Boston by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Boston from Northern Ireland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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