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Cheap flights from Boston to Ireland from €178

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Ireland departing on 15/11. 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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Cheap return flights

American Airlines Logo
19:25 - 11:15BOS-DUB
10h 50m1 stop
American Airlines Logo
11:30 - 17:24DUB-BOS
10h 54m1 stop
€290American Airlines
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Wed, 5 Nov - Fri, 14 Nov
Multiple Airlines Logo
22:05 - 09:20BOS-DUB
6h 15mdirect
Multiple Airlines Logo
10:45 - 16:11DUB-BOS
10h 26m1 stop
€290Multiple Airlines
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Sun, 7 Dec - Sun, 14 Dec
Delta Logo
23:40 - 10:45BOS-DUB
6h 05mdirect
Delta Logo
12:00 - 14:15DUB-BOS
7h 15mdirect
€294Delta
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Wed, 15 Oct - Wed, 22 Oct
United Airlines Logo
06:15 - 07:10BOS-DUB
19h 55m1 stop
United Airlines Logo
09:00 - 17:50DUB-BOS
37h 50m2 stops
€295United Airlines
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Fri, 21 Nov - Sun, 30 Nov
Air Canada Logo
10:35 - 06:10BOS-DUB
15h 35m2 stops
Air Canada Logo
09:00 - 19:12DUB-BOS
15h 12m2 stops
€296Air Canada
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Sun, 26 Oct - Mon, 3 Nov
Delta Logo
14:55 - 07:45BOS-DUB
11h 50m1 stop
Delta Logo
06:00 - 20:00DUB-BOS
19h 00m2 stops
€297Delta
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Tue, 2 Dec - Tue, 9 Dec
Air Canada Logo
15:40 - 06:10BOS-DUB
34h 30m2 stops
Air Canada Logo
09:50 - 15:56DUB-BOS
11h 06m1 stop
€299Air Canada
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Sat, 14 Mar - Tue, 7 Apr
United Airlines Logo
18:55 - 07:10BOS-DUB
31h 15m1 stop
United Airlines Logo
09:00 - 17:50DUB-BOS
37h 50m2 stops
€301United Airlines
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Mon, 16 Feb - Sun, 1 Mar
Aer Lingus Logo
17:10 - 04:15BOS-DUB
6h 05mdirect
Aer Lingus Logo
16:45 - 18:55DUB-BOS
7h 10mdirect
€307Aer Lingus
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Thu, 27 Nov - Mon, 1 Dec
Aer Lingus Logo
17:30 - 04:30BOS-DUB
6h 00mdirect
Aer Lingus Logo
12:40 - 14:40DUB-BOS
7h 00mdirect
€309Aer Lingus
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Tue, 14 Oct - Sun, 19 Oct

United Airlines flights from Boston to Ireland

Our best United Airlines deals on Boston to Ireland flight tickets
United Airlines
21 Nov
BOS06:15Boston Logan Intl
19h 55m
1 stop
DUB07:10Dublin
30 Nov
DUB09:00Dublin
37h 50m
2 stops
BOS17:50Boston Logan Intl
€295
Find similar
United Airlines
16 Feb
BOS18:55Boston Logan Intl
31h 15m
1 stop
DUB07:10Dublin
1 Mar
DUB09:00Dublin
37h 50m
2 stops
BOS17:50Boston Logan Intl
€301
Find similar
United Airlines
18 Feb
BOS09:50Boston Logan Intl
16h 40m
2 stops
DUB07:30Dublin
23 Feb
DUB09:00Dublin
14h 02m
1 stop
BOS18:02Boston Logan Intl
€304
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Air Canada flights from Boston to Ireland

Our best Air Canada deals on Boston to Ireland flight tickets
Air Canada
26 Oct
BOS10:35Boston Logan Intl
15h 35m
2 stops
DUB06:10Dublin
3 Nov
DUB09:00Dublin
15h 12m
2 stops
BOS19:12Boston Logan Intl
€296
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Air Canada
14 Mar
BOS15:40Boston Logan Intl
34h 30m
2 stops
DUB06:10Dublin
7 Apr
DUB09:50Dublin
11h 06m
1 stop
BOS15:56Boston Logan Intl
€299
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Air Canada
14 Oct
BOS16:45Boston Logan Intl
10h 30m
1 stop
DUB08:15Dublin
22 Oct
DUB09:50Dublin
16h 35m
2 stops
BOS21:25Boston Logan Intl
€322
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momondo Fare Finder

 
Customise your flight search to find flights from Boston to Ireland 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 13,528 searches. Data last updated 18 September 2025.
Use the filters below to find and compare flights from Boston to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 5/11

19:25-11:15

1 stop10h 50m

Dublin

Fri 14/11

11:30-17:24

1 stop10h 54m

€290

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 7/12

22:05-09:20

Nonstop6h 15m

Dublin

Sun 14/12

10:45-16:11

1 stop10h 26m

€290

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 15/10

23:40-10:45

Nonstop6h 05m

Dublin

Wed 22/10

12:00-14:15

Nonstop7h 15m

€294

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 21/11

06:15-07:10

1 stop19h 55m

Dublin

Sun 30/11

09:00-17:50

2 stops37h 50m

€295

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 26/10

10:35-06:10

2 stops15h 35m

Dublin

Mon 3/11

09:00-19:12

2 stops15h 12m

€296

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 2/12

14:55-07:45

1 stop11h 50m

Dublin

Tue 9/12

06:00-20:00

2 stops19h 00m

€297

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 14/3

15:40-06:10

2 stops34h 30m

Dublin

Tue 7/4

09:50-15:56

1 stop11h 06m

€299

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 16/2

18:55-07:10

1 stop31h 15m

Dublin

Sun 1/3

09:00-17:50

2 stops37h 50m

€301

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 27/11

17:10-04:15

Nonstop6h 05m

Dublin

Mon 1/12

16:45-18:55

Nonstop7h 10m

€307

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 14/10

17:30-04:30

Nonstop6h 00m

Dublin

Sun 19/10

12:40-14:40

Nonstop7h 00m

€309

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ireland from

How to get the cheapest flight ticket from Boston to Ireland

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 to Ireland?

The month of November is another great option to travel to Ireland, with average flight prices from Boston averaging around €411.

What is the cheapest day to depart on your flight to Ireland?

The cheapest day to depart on your flight to Ireland is on a Saturday when prices can be found for as low as €420. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around €801. These prices are subject to change though, so be sure to set up a Price Alert for flights to Ireland.

What is the cheapest time of day to depart on your flight to Ireland?

In the evening is the cheapest time of day to fly from Boston to Ireland when you can find flight prices for as low as €591. Flying to Ireland in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Ireland is in the afternoon when prices are around €630.

What is the cheapest Boston Logan Intl to Ireland flight route?

Fly from Boston Logan Intl to Dublin for the best Boston Logan Intl - Ireland flight prices

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €479 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Boston for as low as €431 on momondo.

What cabin class options are available on Boston Logan Intl to Ireland flights?

There are 2 cabin classes available to choose from on Boston Logan Intl to Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Ireland flights?

No. A direct flight is the cheapest option for a flight between Boston to Ireland.

Cheap Boston to Ireland flight deals and tips

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

Best price found

€302

Fastest flight time

5h 50m

Direct flights

Every day

Airports in Ireland

2 airports
The best flight deal from Boston to Ireland found on momondo in the last 72 hours is €302
The fastest flight from Boston to Ireland takes 5h 50m
Direct flights go from Boston to Ireland every day.
There are 2 airports near Ireland: Dublin (DUB), Shannon (SNN)
Search flight deals

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

    Prices for flights from Boston Logan Intl Airport to Ireland were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Ireland?

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

    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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Ireland.

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

    The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Boston to Ireland?

Best airlines flying from Boston to Ireland

Compare and see reviews for airlines that fly from Boston to Ireland with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom €302Free CancellationRating
7.2
1,277 reviews
Search Aer Lingus flights

Why use momondo?

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

It is quick and easy to find Boston to Ireland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ireland that suits you.

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

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

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

Once all potential Boston to Ireland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

An easier way to manage your Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
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Find better results for your trip to Ireland

Popular Cities in Ireland

Popular flights according to clicks in the last 7 days on momondo
Flights to Dublinfrom €38
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