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Cheap flights from Boston to Ireland from €196

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 1/12. 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

Enter your travel dates to find the best prices.
United Airlines Logo
05:30 - 10:20BOS-DUB
23h 50m1 stop
United Airlines Logo
09:00 - 17:50DUB-BOS
37h 50m2 stops
€290United Airlines
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Wed, 3 Dec - Mon, 8 Dec
SWISS Logo
21:50 - 12:00BOS-DUB
33h 10m1 stop
SWISS Logo
12:55 - 20:20DUB-BOS
12h 25m1 stop
€291SWISS
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Mon, 10 Nov - Tue, 18 Nov
Multiple Airlines Logo
06:00 - 09:55BOS-DUB
22h 55m1 stop
Multiple Airlines Logo
09:00 - 09:32DUB-BOS
29h 32m2 stops
€295Multiple Airlines
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Fri, 14 Nov - Wed, 19 Nov
Aer Lingus Logo
17:10 - 04:15BOS-DUB
6h 05mdirect
Aer Lingus Logo
11:40 - 13:55DUB-BOS
7h 15mdirect
€296Aer Lingus
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Mon, 24 Nov - Thu, 27 Nov
Aer Lingus Logo
17:10 - 04:15BOS-DUB
6h 05mdirect
Aer Lingus Logo
16:45 - 18:55DUB-BOS
7h 10mdirect
€297Aer Lingus
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Thu, 11 Dec - Sun, 14 Dec
Multiple Airlines Logo
10:20 - 08:10BOS-DUB
16h 50m2 stops
Multiple Airlines Logo
09:00 - 21:27DUB-BOS
17h 27m2 stops
€299Multiple Airlines
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Wed, 12 Nov - Fri, 21 Nov
Delta Logo
22:20 - 09:20BOS-DUB
6h 00mdirect
Delta Logo
11:30 - 13:40DUB-BOS
7h 10mdirect
€300Delta
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Sun, 9 Nov - Mon, 17 Nov
Air Canada Logo
10:15 - 07:10BOS-DUB
15h 55m2 stops
Air Canada Logo
09:00 - 21:27DUB-BOS
17h 27m2 stops
€301Air Canada
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Sun, 23 Nov - Wed, 3 Dec
Delta Logo
23:40 - 10:45BOS-DUB
6h 05mdirect
Delta Logo
12:00 - 14:20DUB-BOS
7h 20mdirect
€302Delta
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Sat, 25 Apr - Fri, 1 May
Air Canada Logo
05:30 - 08:15BOS-DUB
21h 45m2 stops
Air Canada Logo
09:50 - 22:38DUB-BOS
17h 48m1 stop
€304Air Canada
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Wed, 15 Apr - Tue, 28 Apr

United Airlines flights from Boston to Ireland

Our best United Airlines deals on Boston to Ireland flight tickets
United Airlines
3 Dec
BOS05:30Boston Logan Intl
23h 50m
1 stop
DUB10:20Dublin
8 Dec
DUB09:00Dublin
37h 50m
2 stops
BOS17:50Boston Logan Intl
€290
Find similar
United Airlines
21 Jan
BOS10:30Boston Logan Intl
16h 00m
2 stops
DUB07:30Dublin
28 Jan
DUB09:00Dublin
31h 12m
2 stops
BOS11:12Boston Logan Intl
€292
Find similar
United Airlines
18 Apr
BOS19:35Boston Logan Intl
30h 35m
1 stop
DUB07:10Dublin
27 Apr
DUB09:50Dublin
31h 21m
1 stop
BOS12:11Boston Logan Intl
€294
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SWISS flights from Boston to Ireland

Our best SWISS deals on Boston to Ireland flight tickets
SWISS
10 Nov
BOS21:50Boston Logan Intl
33h 10m
1 stop
DUB12:00Dublin
18 Nov
DUB12:55Dublin
12h 25m
1 stop
BOS20:20Boston Logan Intl
€291
Find similar
SWISS
25 Mar
BOS22:50Boston Logan Intl
33h 40m
1 stop
DUB12:30Dublin
30 Mar
DUB18:40Dublin
30h 15m
1 stop
BOS19:55Boston Logan Intl
€311
Find similar
SWISS
15 Mar
BOS23:10Boston Logan Intl
32h 55m
1 stop
DUB12:05Dublin
22 Mar
DUB18:35Dublin
30h 25m
1 stop
BOS21:00Boston Logan Intl
€313
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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 28 October 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 3/12

05:30-10:20

1 stop23h 50m

Dublin

Mon 8/12

09:00-17:50

2 stops37h 50m

€290

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 10/11

21:50-12:00

1 stop33h 10m

Dublin

Tue 18/11

12:55-20:20

1 stop12h 25m

€291

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 14/11

06:00-09:55

1 stop22h 55m

Dublin

Wed 19/11

09:00-09:32

2 stops29h 32m

€295

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 24/11

17:10-04:15

Nonstop6h 05m

Dublin

Thu 27/11

11:40-13:55

Nonstop7h 15m

€296

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 11/12

17:10-04:15

Nonstop6h 05m

Dublin

Sun 14/12

16:45-18:55

Nonstop7h 10m

€297

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 12/11

10:20-08:10

2 stops16h 50m

Dublin

Fri 21/11

09:00-21:27

2 stops17h 27m

€299

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 9/11

22:20-09:20

Nonstop6h 00m

Dublin

Mon 17/11

11:30-13:40

Nonstop7h 10m

€300

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 23/11

10:15-07:10

2 stops15h 55m

Dublin

Wed 3/12

09:00-21:27

2 stops17h 27m

€301

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 25/4

23:40-10:45

Nonstop6h 05m

Dublin

Fri 1/5

12:00-14:20

Nonstop7h 20m

€302

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 15/4

05:30-08:15

2 stops21h 45m

Dublin

Tue 28/4

09:50-22:38

1 stop17h 48m

€304

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 €418.

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 Tuesday when prices can be found for as low as €493. 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 €815. 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 €590. 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 €641.

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

Fly from Boston Logan Intl to Shannon 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 €484 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 €438 on momondo.

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

There are 3 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?

You could potentially save up to 68% on your flight if you consider stops on a Boston to Ireland flight.

Cheap Boston to Ireland flight deals and tips

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

Fastest flight time

5h 50m

Direct flights

Every day

Airports in Ireland

2 airports
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)
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  • 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 €308Free CancellationRating
7.2
1,361 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

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Popular flights according to clicks in the last 7 days on momondo
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