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$222+ Cheap flights from Boston (BOS) to Ireland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — DUB
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheap flight deals from Boston to Ireland

Cheapest flights from Boston to Ireland
Explore the most affordable flight options available from Boston to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

This United Airlines deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:28 pmBOS - DUB
1 stop10h 02mUnited Airlines
Mon 1/129:00 amDUB - BOS
2 stops37h 50mUnited Airlines
Deal found 12/26$349
This Expedia deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:44 pmBOS - DUB
1 stop9h 36mMultiple Airlines
Sun 1/119:00 amDUB - BOS
2 stops34h 52mMultiple Airlines
Deal found 12/26$352
This Expedia deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:40 pmBOS - DUB
2 stops34h 30mAir Canada
Sun 1/119:00 amDUB - BOS
2 stops34h 52mAir Canada
Deal found 12/26$357
This FlightHub deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:44 pmBOS - DUB
1 stop9h 36mMultiple Airlines
Mon 1/129:30 amDUB - BOS
1 stop12h 44mMultiple Airlines
Deal found 12/27$360
This United Airlines deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/275:20 amBOS - DUB
1 stop24h 00mUnited Airlines
Tue 1/1310:40 amDUB - BOS
1 stop15h 58mUnited Airlines
Deal found 12/26$364
This KLM deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:50 pmBOS - ORK
1 stop21h 35mKLM
Wed 1/141:25 pmORK - BOS
1 stop10h 30mKLM
Deal found 12/26$406
This Delta deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:15 pmBOS - ORK
2 stops18h 30mDelta
Wed 1/141:25 pmORK - BOS
1 stop10h 30mDelta
Deal found 12/26$410
This Booking.com deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:25 pmBOS - SNN
Nonstop5h 55mAer Lingus
Mon 1/122:45 pmSNN - BOS
Nonstop7h 05mAer Lingus
Deal found 12/25$441
This American Airlines deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:15 pmBOS - DUB
1 stop12h 00mAmerican Airlines
Sun 1/111:05 pmDUB - BOS
1 stop13h 50mAmerican Airlines
Deal found 12/26$452
This Air Canada deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:40 pmBOS - DUB
2 stops34h 30mAir Canada
Thu 1/83:30 pmDUB - BOS
2 stops31h 20mAir Canada
Deal found 12/26$490
This FlightHub deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:20 pmBOS - DUB
Nonstop6h 00mAer Lingus
Mon 1/1211:40 amDUB - BOS
Nonstop7h 15mAer Lingus
Deal found 12/26$531
This British Airways deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:35 pmBOS - DUB
1 stop14h 25mBritish Airways
Thu 1/81:10 pmDUB - BOS
1 stop13h 45mBritish Airways
Deal found 12/26$532

Find flight deals from Boston to Ireland

Keep the following information in mind while searching for Boston to Ireland flight deals. Data was last updated December 28, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$349
(United Airlines)

One-way from

$222
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$638

Good round-trip deal

$430 or less

Good one-way deal

$315 or less
Provider with most accurate pricing for Boston Logan Intl-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Dublin flights.
Search Deals
From Boston Logan Intl to Ireland
Search Deals
One-way flight from Boston Logan Intl to Ireland
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($79 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Ireland.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Ireland.
Search Deals

Cheapflights Fare Finder

 
Customize 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, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from Boston to Ireland that are best for you.

Fly from

Boston

Fly to

Ireland

Route

Depart

Return

Price

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 3/3

10:15 pm-9:20 am

Nonstop6h 05m

Dublin

Tue 3/10

11:30 am-2:40 pm

Nonstop7h 10m

$349

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 2/11

6:55 pm-7:10 am

1 stop31h 15m

Dublin

Wed 2/18

9:00 am-5:50 pm

2 stops37h 50m

$351

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 2/15

6:40 pm-7:10 am

2 stops55h 30m

Dublin

Sun 2/22

9:00 am-5:50 pm

2 stops37h 50m

$351

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 3/5

1:00 pm-7:10 am

1 stop13h 10m

Dublin

Sun 3/8

8:00 am-5:50 pm

2 stops37h 50m

$351

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 3/4

1:35 pm-7:45 am

1 stop13h 10m

Dublin

Sun 3/8

11:30 am-2:40 pm

Nonstop7h 10m

$354

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 3/16

11:15 pm-9:20 am

Nonstop6h 05m

Dublin

Mon 3/23

9:45 am-11:49 pm

1 stop18h 04m

$359

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 2/23

2:20 pm-9:55 am

2 stops14h 35m

Dublin

Wed 3/4

9:00 am-6:41 pm

2 stops14h 41m

$363

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 2/19

7:19 pm-10:20 am

1 stop10h 01m

Dublin

Tue 2/24

9:30 am-7:08 pm

2 stops14h 38m

$368

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 1/22

12:45 pm-7:30 am

2 stops13h 45m

Dublin

Sun 1/25

9:30 am-6:57 pm

2 stops14h 27m

$368

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 2/19

2:20 pm-9:55 am

2 stops14h 35m

Dublin

Mon 2/23

12:05 pm-9:51 pm

2 stops14h 46m

$368

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

Showing 1-10 of 51 results
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Best time to book a flight from Boston to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Ireland

What is the cheapest month to book a flight from Boston to Ireland?

Currently, November is the cheapest month in which you can book a flight from Boston to Ireland (average of $313). Flying from Boston to Ireland in June is currently the most expensive (average of $426). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to IE?

Find hourly flight availability from Boston to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 28, 2025.

When flying from Boston to Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Boston to Ireland

Explore weekly flight availability from Boston to Ireland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 28, 2025.

The most flights from BOS to IE0 are scheduled on a Monday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (11 on average).

How often are flights from Boston to Ireland delayed?

About 7% of weekly flights between Boston and Ireland have experienced delays in the past year, with the average delay time being 164 minutes.

What is the most punctual flight time for Boston to Ireland flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Boston to Ireland flights?

Over the last year, Aer Lingus have had the lowest number of delays on this route, with just 6% of flights being delayed.

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated December 28, 2025.
See what other customers who have flown with Delta, Air France, and American Airlines from Boston to Ireland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,017 reviews

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,017 reviews
Delta
7.9
Good
8,017 reviews

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air France
7.4
Good
1,515 reviews
Delta
7.9
Good
8,017 reviews

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,071 reviews
Delta
7.9
Good
8,017 reviews

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Aer Lingus
7.2
Good
1,412 reviews
Delta
7.9
Good
8,017 reviews

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,901 reviews
Delta
7.9
Good
8,017 reviews

Overall

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Boston to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boston to Ireland?

    Most people fly from Boston Logan Intl (BOS) if they book a flight from Boston to Ireland. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

  • How popular is this Boston to Ireland flight route?

    Within the past month, 109 users have taken a look at flights from Boston Logan Intl to Ireland.

  • How long is the flight from Boston to Ireland?

    For as low as $349, KLM can have you in Ireland from Boston in 6h 05m. The distance from Boston to Ireland is about 2983 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Boston to Ireland one-way?

    $156 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on Scandinavian Airlines and JetBlue, with prices starting from $188 and $199, respectively.

  • What are the most popular routes from Boston to Ireland?

    Most travelers choose Boston Logan Intl - Dublin, Boston Logan Intl - Shannon or Boston Logan Intl - Cork when deciding on the best route from Boston to Ireland.

  • What are the most reliable airlines from Boston to Ireland?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Boston to Ireland on time: Aer Lingus (97%), Qatar Airways (95%), American Airlines (95%).

  • What are the cheapest flights from Boston to Ireland?

    Looking for the cheapest flight from Boston to Ireland? While on average our users pay $1,522, our data indicates the cheapest price to be $280. The most popular route (Boston Logan Intl - Dublin), is priced around $311.

  • Can I find deals for flights from Boston to Ireland that include hotel bookings?

    Yes. In addition to deals on Boston to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Ireland.

  • Can I find deals for business class flights from Boston to Ireland?

    Yes. Cheapflights offers flight deals from Boston to Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Ireland?

    Currently, November is the cheapest month in which you can book a flight from Boston to Ireland (average of $313). Flying from Boston to Ireland in June is currently the most expensive (average of $426). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Boston to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Boston to Ireland

Discover the top 10 airlines that operate flights from Boston to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$244Average$600FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$246Average$458FlexibilityNo cancel feeOn-time76%
PLAYCheapest$292Average$376FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$347Average$456FlexibilityNo cancel feeOn-time67%
Aer LingusCheapest$348Average$700FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$349Average$572FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$351Average$547FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$356Average$463FlexibilityNo cancel feeOn-time76%
JetBlueCheapest$356Average$976FlexibilityNo cancel feeOn-time62%
SWISSCheapest$376Average$466FlexibilityNo cancel feeOn-time79%

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