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$284+ 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — DUB
Aug 17 — Aug 241
Mon 8/17
Mon 8/24
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Boston Logan Intl to Dublin are usually found in January or February, booked 57 days in advance, depart on a Tuesday or Monday and return on a Thursday

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 July 18, 2026.

This oojo deal was found by Cheapflights users on 7/13. 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 10/1811:00 pm
BOS
-
DUB
1 stop9h 15m
Icelandair
Thu 10/2911:30 am
DUB
-
BOS
1 stop11h 20m
Icelandair
Deal found 7/13$500
This oojo deal was found by Cheapflights users on 7/13. 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.
Thu 10/228:50 pm
BOS
-
DUB
1 stop9h 15m
Icelandair
Thu 10/2911:30 am
DUB
-
BOS
1 stop11h 20m
Icelandair
Deal found 7/13$501
This Mytrip deal was found by Cheapflights users on 7/13. 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.
Tue 9/298:50 pm
BOS
-
DUB
2 stops20h 25m
Multiple Airlines
Fri 10/912:40 pm
DUB
-
BOS
2 stops35h 10m
Multiple Airlines
Deal found 7/13$526
This oojo deal was found by Cheapflights users on 7/13. 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 9/198:50 pm
BOS
-
DUB
1 stop9h 15m
Icelandair
Fri 10/212:15 pm
DUB
-
BOS
1 stop11h 35m
Icelandair
Deal found 7/13$529
This SmartFares deal was found by Cheapflights users on 7/13. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1610:40 am
BOS
-
DUB
1 stop16h 05m
Air Canada
Mon 8/249:50 am
DUB
-
BOS
1 stop9h 51m
Air Canada
Deal found 7/13$535
This Gotogate deal was found by Cheapflights users on 7/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/163:35 pm
BOS
-
DUB
1 stop11h 10m
Multiple Airlines
Mon 8/249:50 am
DUB
-
BOS
1 stop9h 51m
Multiple Airlines
Deal found 7/13$552
This oojo deal was found by Cheapflights users on 7/13. 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.
Wed 11/47:50 pm
BOS
-
DUB
1 stop9h 25m
Icelandair
Mon 11/911:30 am
DUB
-
BOS
1 stop11h 20m
Icelandair
Deal found 7/13$560
This Mytrip deal was found by Cheapflights users on 7/13. 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.
Mon 8/103:35 pm
BOS
-
DUB
1 stop11h 10m
Multiple Airlines
Sat 8/229:50 am
DUB
-
BOS
1 stop9h 51m
Multiple Airlines
Deal found 7/13$563
This Mytrip deal was found by Cheapflights users on 7/13. 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.
Sat 8/157:15 pm
BOS
-
DUB
1 stop32h 00m
Multiple Airlines
Tue 8/259:50 am
DUB
-
BOS
1 stop9h 51m
Multiple Airlines
Deal found 7/13$564
This Kiwi.com deal was found by Cheapflights users on 7/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:50 pm
BOS
-
DUB
1 stop11h 25m
Multiple Airlines
Sat 8/229:40 am
DUB
-
BOS
2 stops53h 50m
Multiple Airlines
Deal found 7/13$565

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 July 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$500
(oojo)

One-way from

$284
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$659

Good round-trip deal

$659 or less

Good one-way deal

$366 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 Dublin
Search Deals
One-way flight from Boston Logan Intl to Dublin
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($134 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Dublin.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Dublin.
Search Deals

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 July 18, 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
Quickest round-trip

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 8/17

11:40 pm-10:45 am

Nonstop6h 05m

Dublin

Wed 8/26

3:00 pm-5:17 pm

Nonstop7h 17m

$585

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 8/23

10:15 am-8:45 am

1 stop17h 30m

Dublin

Tue 9/1

3:00 pm-5:12 pm

Nonstop7h 12m

$590

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 8/2

5:45 am-10:40 am

1 stop23h 55m

Dublin

Fri 10/2

9:20 am-9:55 am

1 stop29h 35m

$614

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 8/27

11:40 pm-10:45 am

Nonstop6h 05m

Dublin

Mon 8/31

3:00 pm-5:17 pm

Nonstop7h 17m

$615

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 7/30

10:58 am-7:20 am

2 stops15h 22m

Dublin

Tue 8/4

9:50 am-2:41 pm

1 stop9h 51m

$616

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 10/2

11:58 am-7:55 am

1 stop14h 57m

Dublin

Sun 10/4

3:00 pm-5:13 pm

Nonstop7h 13m

$620

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 8/28

11:53 am-7:55 am

1 stop15h 02m

Dublin

Sun 9/6

3:00 pm-5:12 pm

Nonstop7h 12m

$620

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 8/11

7:55 am-8:45 am

1 stop19h 50m

Dublin

Tue 8/18

3:00 pm-5:17 pm

Nonstop7h 17m

$620

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 11/9

4:00 pm-8:45 am

1 stop11h 45m

Dublin

Mon 11/16

11:55 am-2:09 pm

Nonstop7h 14m

$645

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 10/6

8:00 am-8:45 am

1 stop19h 45m

Dublin

Wed 10/14

3:00 pm-5:13 pm

Nonstop7h 13m

$650

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/13

Showing 1-10 of 22 resultsSorted by cheapest first
1
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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
BusinessClassPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy2 starsTrust Score*3 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 56 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 $771). 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 July 18, 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.

Read more
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.

Read more

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 July 18, 2026.
Read reviews from past customers who have flown KLM,Delta, andAir France 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.
KLM
7.8
Good
1,541 reviews

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,541 reviews
KLM
7.8
Good
1,541 reviews

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Delta
7.8
Good
8,476 reviews
KLM
7.8
Good
1,541 reviews

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Air France
7.5
Good
1,626 reviews
KLM
7.8
Good
1,541 reviews

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Aer Lingus
7.3
Good
1,671 reviews
KLM
7.8
Good
1,541 reviews

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
JetBlue
7.1
Good
3,012 reviews
KLM
7.8
Good
1,541 reviews

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

Crew

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

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 14 different airlines have flights from Logan Intl (BOS) to Dublin (DUB) on a regular basis. There are 14 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 5h 55m.

  • How popular is this Boston to Dublin flight route?

    The Boston Logan Intl to Dublin flight path was viewed by 122 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • 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 Delta, United Airlines, 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 Icelandair, from $309, and Lufthansa, from $312. SWISS is priced at 45% 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 JetBlue 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%), Iberia (94%), JetBlue (93%).

  • What are the cheapest flights from Boston to Dublin?

    The cheapest flight price from Boston to Dublin is $290. On average you can expect to pay $1,981. The most popular route, (Boston Logan Intl - Dublin), can usually be booked for $375.

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

    The most popular layover on flights from Boston to Dublin is Reykjavik.

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

    Hallgrímskirkja, Harpa, and Hofdi House are currently the most popular points of interest in Reykjavik at the moment. Hallgrímskirkja, Harpa, and Hofdi House can be accessed by traveling approximately 23.2 mi, 23.3 mi, and 23.9 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 $77 per day.

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

    Of the flights from Boston to Dublin that have layovers, the fewest flights stop in London.

  • 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 $771). 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
Castleknock

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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.
Hartford to Dublin flights
Boston to Shannon flights
Boston to Cork flights
Albany to Dublin flights
Hartford to Shannon flights
Worcester to Dublin flights

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 July 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$288Average$436FlexibilityNo cancel feeOn-time79%
IcelandairCheapest$309Average$460FlexibilityNo cancel feeOn-time76%
LufthansaCheapest$312Average$493FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$333Average$485FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$338Average$508FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$343Average$596FlexibilityNo cancel feeOn-time62%
Air CanadaCheapest$347Average$418FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$348Average$522FlexibilityNo cancel feeOn-time77%
DeltaCheapest$349Average$646FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$350Average$646FlexibilityNo cancel feeOn-time75%

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