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Cheap flights from Boston to Ireland from €184

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 5/12. 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

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Aer Lingus Logo
21:20 - 08:20BOS-DUB
6h 00mdirect
Aer Lingus Logo
11:40 - 13:55DUB-BOS
7h 15mdirect
€293Aer Lingus
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Sun, 7 Dec - Sat, 13 Dec
Multiple Airlines Logo
10:45 - 07:10BOS-DUB
15h 25m1 stop
Multiple Airlines Logo
12:55 - 20:00DUB-BOS
12h 05m1 stop
€294Multiple Airlines
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Fri, 28 Nov - Thu, 4 Dec
United Airlines Logo
19:35 - 07:10BOS-DUB
30h 35m1 stop
United Airlines Logo
09:50 - 11:43DUB-BOS
30h 53m1 stop
€294United Airlines
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Mon, 4 May - Sun, 10 May
JetBlue Logo
21:03 - 08:20BOS-DUB
6h 17mdirect
JetBlue Logo
10:40 - 12:52DUB-BOS
7h 12mdirect
€295JetBlue
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Sun, 26 Apr - Sun, 3 May
JetBlue Logo
13:00 - 09:00BOS-DUB
15h 00m1 stop
JetBlue Logo
10:40 - 12:52DUB-BOS
7h 12mdirect
€299JetBlue
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Sun, 3 May - Wed, 13 May
United Airlines Logo
18:24 - 09:55BOS-DUB
10h 31m1 stop
United Airlines Logo
09:00 - 18:02DUB-BOS
14h 02m1 stop
€300United Airlines
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Fri, 28 Nov - Fri, 5 Dec
Delta Logo
22:05 - 09:20BOS-DUB
6h 15mdirect
Delta Logo
11:30 - 13:40DUB-BOS
7h 10mdirect
€300Delta
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Thu, 4 Dec - Mon, 8 Dec
American Airlines Logo
20:20 - 15:10BOS-ORK
13h 50m1 stop
American Airlines Logo
07:20 - 19:50ORK-BOS
17h 30m2 stops
€337American Airlines
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Tue, 14 Apr - Thu, 30 Apr
American Airlines Logo
19:30 - 10:45BOS-ORK
10h 15m1 stop
American Airlines Logo
07:20 - 20:05ORK-BOS
17h 45m1 stop
€341American Airlines
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Tue, 14 Apr - Thu, 30 Apr
Delta Logo
09:59 - 10:45BOS-ORK
19h 46m2 stops
Delta Logo
17:15 - 13:20ORK-BOS
25h 05m1 stop
€349Delta
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Mon, 24 Nov - Sun, 7 Dec

JetBlue flights from Boston to Ireland

Our best JetBlue deals on Boston to Ireland flight tickets
JetBlue
26 Apr
BOS21:03Boston Logan Intl
6h 17m
DUB08:20Dublin
3 May
DUB10:40Dublin
7h 12m
BOS12:52Boston Logan Intl
€295
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JetBlue
3 May
BOS13:00Boston Logan Intl
15h 00m
1 stop
DUB09:00Dublin
13 May
DUB10:40Dublin
7h 12m
BOS12:52Boston Logan Intl
€299
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JetBlue
25 Apr
BOS21:03Boston Logan Intl
6h 17m
DUB08:20Dublin
3 May
DUB10:40Dublin
7h 12m
BOS12:52Boston Logan Intl
€306
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Air Canada flights from Boston to Ireland

Our best Air Canada deals on Boston to Ireland flight tickets
Air Canada
28 Nov
BOS10:15Boston Logan Intl
15h 55m
2 stops
DUB07:10Dublin
6 Dec
DUB09:00Dublin
17h 27m
2 stops
BOS21:27Boston Logan Intl
€301
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Air Canada
17 Apr
BOS05:30Boston Logan Intl
21h 45m
2 stops
DUB08:15Dublin
23 Apr
DUB09:50Dublin
16h 37m
2 stops
BOS21:27Boston Logan Intl
€311
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Air Canada
3 Apr
BOS05:30Boston Logan Intl
21h 45m
2 stops
DUB08:15Dublin
11 Apr
DUB09:50Dublin
16h 37m
2 stops
BOS21:27Boston Logan Intl
€316
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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 14 November 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

Sun 7/12

21:20-08:20

Nonstop6h 00m

Dublin

Sat 13/12

11:40-13:55

Nonstop7h 15m

€293

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 28/11

10:45-07:10

1 stop15h 25m

Dublin

Thu 4/12

12:55-20:00

1 stop12h 05m

€294

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 4/5

19:35-07:10

1 stop30h 35m

Dublin

Sun 10/5

09:50-11:43

1 stop30h 53m

€294

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 26/4

21:03-08:20

Nonstop6h 17m

Dublin

Sun 3/5

10:40-12:52

Nonstop7h 12m

€295

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 3/5

13:00-09:00

1 stop15h 00m

Dublin

Wed 13/5

10:40-12:52

Nonstop7h 12m

€299

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 28/11

18:24-09:55

1 stop10h 31m

Dublin

Fri 5/12

09:00-18:02

1 stop14h 02m

€300

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 4/12

22:05-09:20

Nonstop6h 15m

Dublin

Mon 8/12

11:30-13:40

Nonstop7h 10m

€300

BostonCork

BOS - ORK

BOSORK

Boston Logan Intl

Tue 14/4

20:20-15:10

1 stop13h 50m

Cork

Thu 30/4

07:20-19:50

2 stops17h 30m

€337

BostonCork

BOS - ORK

BOSORK

Boston Logan Intl

Tue 14/4

19:30-10:45

1 stop10h 15m

Cork

Thu 30/4

07:20-20:05

1 stop17h 45m

€341

BostonCork

BOS - ORK

BOSORK

Boston Logan Intl

Mon 24/11

09:59-10:45

2 stops19h 46m

Cork

Sun 7/12

17:15-13:20

1 stop25h 05m

€349

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 October is another great option to travel to Ireland, with average flight prices from Boston averaging around €416.

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 €436. 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 €840. 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 €603. 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 €642.

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 €482 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 €442 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

Best price found

€418

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 €418
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
1,370 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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