Dublin

$318+ Cheap flights from Boston (BOS) to Dublin (DUB)

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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — DUB
May 30 — Jun 61
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Find cheap flights from Boston to Dublin with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Boston Logan Intl to Dublin are usually found in January or February, booked 77 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap flight deals from Boston to Dublin

Cheapest flights from Boston to Dublin
Explore the most affordable flight options available from Boston to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2026.

This CrystalTravel deal was found by Cheapflights users on 4/27. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2111:40 am
BOS
-
DUB
1 stop17h 35m
Icelandair
Sat 11/2811:30 am
DUB
-
BOS
1 stop11h 20m
Icelandair
Deal found 4/27$522
This oojo deal was found by Cheapflights users on 4/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2211:40 am
BOS
-
DUB
1 stop17h 35m
Icelandair
Sat 11/2811:30 am
DUB
-
BOS
1 stop11h 20m
Icelandair
Deal found 4/29$525
This oojo deal was found by Cheapflights users on 4/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:50 pm
BOS
-
DUB
1 stop9h 15m
Icelandair
Thu 5/212:15 pm
DUB
-
BOS
1 stop12h 30m
Icelandair
Deal found 4/28$530
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Thu 9/106:00 am
BOS
-
DUB
1 stop20h 30m
United Airlines
Thu 9/179:20 am
DUB
-
BOS
1 stop29h 30m
United Airlines
Deal found 4/28$555
This oojo deal was found by Cheapflights users on 4/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1511:40 am
BOS
-
DUB
1 stop17h 35m
Icelandair
Sat 11/2811:30 am
DUB
-
BOS
1 stop11h 20m
Icelandair
Deal found 4/29$558
This United Airlines deal was found by Cheapflights users on 4/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:25 pm
BOS
-
DUB
1 stop30h 55m
United Airlines
Wed 9/169:20 am
DUB
-
BOS
1 stop29h 35m
United Airlines
Deal found 4/27$559
This CrystalTravel deal was found by Cheapflights users on 4/25. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/111:00 pm
BOS
-
DUB
1 stop9h 15m
Icelandair
Wed 5/612:15 pm
DUB
-
BOS
1 stop11h 35m
Icelandair
Deal found 4/25$561
This Mytrip deal was found by Cheapflights users on 4/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/111:00 pm
BOS
-
DUB
1 stop31h 05m
Icelandair
Mon 5/112:15 pm
DUB
-
BOS
1 stop9h 35m
Icelandair
Deal found 4/26$564

Find flight deals from Boston to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$530
(oojo)

One-way from

$318
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$529

Good round-trip deal

$654 or less

Good one-way deal

$438 or less
Provider with most accurate pricing for Boston Logan Intl-Dublin flight deals.
Provider most trusted by Cheapflights users for Boston Logan Intl-Dublin flights.
From Boston Logan Intl to Dublin
One-way flight from Boston Logan Intl to Dublin
Highest demand for flights based on searches. 15% potential increase in price ($97 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Average for round-trip flights in April 2026
Price to beat on a round-trip flight from Boston Logan Intl to Dublin.
Price to beat on a one-way flight from Boston Logan Intl to Dublin.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Dublin 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 April 30, 2026.
Use the filters below to find and compare flights from Boston to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 9/23

9:34 am-11:10 am

1 stop20h 36m

Dublin

Mon 10/19

9:50 am-9:55 am

1 stop29h 05m

$589

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 9/16

8:00 am-8:45 am

1 stop19h 45m

Dublin

Sun 9/20

3:00 pm-5:12 pm

Nonstop7h 12m

$611

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 8/27

8:22 pm-7:45 am

2 stops30h 23m

Dublin

Thu 9/10

9:50 am-4:10 pm

1 stop11h 20m

$617

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 10/22

11:40 pm-10:45 am

Nonstop6h 05m

Dublin

Wed 10/28

11:55 am-3:09 pm

Nonstop7h 14m

$632

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 10/21

11:40 pm-10:45 am

Nonstop6h 05m

Dublin

Mon 10/26

11:55 am-3:09 pm

Nonstop7h 14m

$632

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 8/1

8:27 pm-7:30 am

1 stop30h 03m

Dublin

Mon 8/10

9:50 am-9:50 am

1 stop29h 00m

$632

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 8/1

8:27 pm-7:30 am

1 stop30h 03m

Dublin

Wed 8/12

9:20 am-11:52 am

1 stop31h 32m

$637
Quickest round-trip

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 7/25

11:45 pm-10:45 am

Nonstop6h 00m

Dublin

Thu 8/6

3:00 pm-5:17 pm

Nonstop7h 17m

$648

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 8/18

12:34 pm-7:20 am

2 stops13h 46m

Dublin

Wed 8/26

9:20 am-6:22 pm

1 stop14h 02m

$648

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 8/29

11:40 pm-10:45 am

Nonstop6h 05m

Dublin

Sat 9/5

10:00 am-4:30 pm

1 stop11h 30m

$652

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 22 resultsSorted by cheapest first
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2
3

Compare providers for flights from Boston to Dublin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Dublin in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
BusinessClassPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Dublin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Dublin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin 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 Dublin

How far ahead should I book a flight from Boston to Dublin?

The best time to book flights from Boston to Dublin is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Boston to Dublin (average of $408). Flying from Boston to Dublin in June is currently the most expensive (average of $669). 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 DUB?

Find hourly flight availability from Boston to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2026.

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

How much does it cost to fly round-trip from Boston to Dublin?

The best insider tips for Boston to Dublin flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Dublin trip
Our travel experts
James March

James March

Expert on DUB

For UK-based James March, nothing beats the thrill and chaos of arriving in a new city for the first time, and he tries to put that feeling into his writing and inspire others to travel too. From Birmingham to Blackpool and Leicester to Liverpool, James has reviewed hotels, written narratives and created guides for those who love to travel.

Paul Rubio

Paul Rubio

Expert on BOS

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated April 30, 2026.
Read reviews from past customers who have flown Delta,Air France, andAer Lingus from Boston to Dublin. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.8

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.

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.8

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.

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.8

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.

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.8

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.

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.8

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.

Food

7.2

Boarding

8.1

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.8

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 Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports do I use to fly from Boston to Dublin?

    You will need to book a flight from Boston Logan Intl to Dublin if you want to fly from Boston to Dublin. At least 15 different airlines have flights from Logan Intl (BOS) to Dublin (DUB) on a regular basis. There are 17 flights to Dublin from the Boston airport per day. If you manage to book one that is nonstop, then you can expect the flight time from BOS to DUB to be around 6h 00m.

  • How popular is this Boston to Dublin flight route?

  • How long is the flight from Boston to Dublin?

    There are many flights that can get you from Boston to Dublin in 6h 05m. Fly via United Airlines, Delta, or KLM to get the fastest option. The distance from Boston to Dublin is about 2983 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Boston to Dublin round-trip?

    Cheapflights users have booked flights from Boston to Dublin round-trip from $288. Other airlines that can offer you cheap pricing are Lufthansa, from $312, and PLAY, from $316. SWISS is priced at 43% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is Air France, with whom users have recently found tickets for as low as $85. However, be on the lookout for offers from PLAY and Icelandair, as they are both options that can get you from Boston to Dublin for a low price.

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

    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 Dublin on time: Qatar Airways (98%), American Airlines (96%), Aer Lingus (96%).

  • What are the cheapest flights from Boston to Dublin?

    The cheapest flight price from Boston to Dublin is $324. On average you can expect to pay $1,334. The most popular route, (Boston Logan Intl - Dublin), can usually be booked for $569.

  • Where are the most common layover locations when flying from Boston to Dublin?

  • What are some popular things to do or see while on a layover in Reykjavik?

    Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool are currently the most popular points of interest in Reykjavik at the moment. Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool can be accessed by traveling approximately 23.2 mi, 23.3 mi, and 24.6 mi, respectively from Reykjavik Keflavik Intl. Those looking to explore during their layover in Reykjavik can rent a car from Reykjavik Keflavik Intl for about $59 per day.

  • Where are the least popular layover locations for Boston to Dublin flights?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Dublin 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 Dublin?

    Currently, January is the cheapest month in which you can book a flight from Boston to Dublin (average of $408). Flying from Boston to Dublin in June is currently the most expensive (average of $669). 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

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Maynooth
Castleknock
Leixlip

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Alternative routes for Boston to Dublin

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Boston to Dublin

Discover the top 10 airlines that operate flights from Boston to Dublin. 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 April 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$288Average$453FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$312Average$493FlexibilityNo cancel feeOn-time76%
PLAYCheapest$316Average$366FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$325Average$398FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$335Average$467FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$339Average$491FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$343Average$564FlexibilityNo cancel feeOn-time62%
Air CanadaCheapest$347Average$433FlexibilityNo cancel feeOn-time67%
DeltaCheapest$349Average$576FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$349Average$499FlexibilityNo cancel feeOn-time77%

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