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$337+ Cheap flights from Ireland to Boston (BOS)

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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — BOS
Jul 27 — Aug 31
Mon 7/27
Mon 8/3
1 adult, Economy
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Cheap flight deals from Ireland to Boston

Cheapest flights from Ireland to Boston
Explore the most affordable flight options available from Ireland to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 27, 2026.

This deal was found by Cheapflights users on 6/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:30 pm
SNN
-
BOS
1 stop10h 22m
United Airlines
Tue 9/297:00 pm
BOS
-
SNN
1 stop10h 15m
United Airlines
Deal found 6/22$484
This Trip.com deal was found by Cheapflights users on 6/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:15 pm
DUB
-
BOS
1 stop9h 35m
Icelandair
Sat 10/248:50 pm
BOS
-
DUB
1 stop9h 25m
Icelandair
Deal found 6/23$503
This Icelandair deal was found by Cheapflights users on 6/23. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/32:15 pm
DUB
-
BOS
1 stop9h 35m
Icelandair
Mon 9/711:00 pm
BOS
-
DUB
1 stop9h 15m
Icelandair
Deal found 6/23$525
This Expedia deal was found by Cheapflights users on 6/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:00 pm
DUB
-
BOS
Nonstop7h 17m
Air France
Sun 8/3011:40 pm
BOS
-
DUB
Nonstop6h 05m
Air France
Deal found 6/25$526
This Icelandair deal was found by Cheapflights users on 6/22. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:15 pm
DUB
-
BOS
1 stop9h 35m
Icelandair
Tue 9/158:50 pm
BOS
-
DUB
1 stop9h 15m
Icelandair
Deal found 6/22$528
This Icelandair deal was found by Cheapflights users on 6/22. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/32:15 pm
DUB
-
BOS
1 stop9h 35m
Icelandair
Sun 9/611:00 pm
BOS
-
DUB
1 stop9h 15m
Icelandair
Deal found 6/22$529
This Lufthansa deal was found by Cheapflights users on 6/24. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am
DUB
-
BOS
1 stop14h 40m
Multiple Airlines
Thu 10/1512:36 pm
BOS
-
DUB
1 stop13h 54m
Multiple Airlines
Deal found 6/24$530
This Delta deal was found by Cheapflights users on 6/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:45 am
DUB
-
BOS
1 stop12h 40m
Delta
Wed 11/251:10 pm
BOS
-
DUB
2 stops14h 50m
Delta
Deal found 6/25$531
This KLM deal was found by Cheapflights users on 6/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:45 am
DUB
-
BOS
1 stop12h 40m
KLM
Sun 11/110:45 pm
BOS
-
DUB
Nonstop6h 00m
KLM
Deal found 6/25$532
This KLM deal was found by Cheapflights users on 6/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:15 pm
ORK
-
BOS
1 stop25h 10m
Multiple Airlines
Sat 11/284:55 pm
BOS
-
ORK
1 stop16h 50m
Multiple Airlines
Deal found 6/25$532
This Lufthansa deal was found by Cheapflights users on 6/22. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:50 am
DUB
-
BOS
1 stop16h 20m
Multiple Airlines
Fri 9/1812:41 pm
BOS
-
DUB
1 stop13h 49m
Multiple Airlines
Deal found 6/22$533
This Delta deal was found by Cheapflights users on 6/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:10 am
DUB
-
BOS
1 stop10h 25m
Delta
Tue 9/85:10 pm
BOS
-
DUB
1 stop20h 15m
Delta
Deal found 6/25$534

Find flight deals from Ireland to Boston

Keep the following information in mind while searching for Ireland to Boston flight deals. Data was last updated June 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$484

One-way from

$337
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$761

Good round-trip deal

$643 or less

Good one-way deal

$491 or less
Provider with most accurate pricing for Dublin-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dublin-Boston Logan Intl flights.
Search Deals
From Ireland to Boston Logan Intl
Search Deals
One-way flight from Ireland to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($197 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Ireland to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Ireland to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ireland to Boston 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 June 27, 2026.
Use the filters below to find and compare flights from Ireland to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DublinBoston

DUB - BOS

DUBBOS

Dublin

Tue 9/1

8:55 am-4:35 pm

1 stop12h 40m

Boston Logan Intl

Tue 9/8

9:45 pm-3:25 pm

1 stop12h 40m

$528

CorkBoston

ORK - BOS

ORKBOS

Cork

Sat 11/21

5:15 pm-1:25 pm

1 stop25h 10m

Boston Logan Intl

Sat 11/28

4:55 pm-2:45 pm

1 stop16h 50m

$533

DublinBoston

DUB - BOS

DUBBOS

Dublin

Tue 9/1

11:10 am-4:35 pm

1 stop10h 25m

Boston Logan Intl

Tue 9/8

5:10 pm-6:25 pm

1 stop20h 15m

$535

DublinBoston

DUB - BOS

DUBBOS

Dublin

Fri 9/25

8:55 am-4:35 pm

1 stop12h 40m

Boston Logan Intl

Mon 9/28

5:10 pm-8:20 am

1 stop10h 10m

$535

ShannonBoston

SNN - BOS

SNNBOS

Shannon

Mon 8/31

1:05 pm-4:13 pm

1 stop32h 08m

Boston Logan Intl

Sun 9/6

6:05 am-11:10 am

1 stop24h 05m

$544

CorkBoston

ORK - BOS

ORKBOS

Cork

Sat 11/7

5:15 pm-1:25 pm

1 stop25h 10m

Boston Logan Intl

Mon 11/16

1:10 pm-10:40 am

2 stops16h 30m

$545

DublinBoston

DUB - BOS

DUBBOS

Dublin

Thu 10/8

7:50 pm-3:35 pm

2 stops24h 45m

Boston Logan Intl

Wed 10/14

5:50 pm-11:50 am

1 stop13h 00m

$546

DublinBoston

DUB - BOS

DUBBOS

Dublin

Mon 8/10

5:55 am-1:18 pm

1 stop12h 23m

Boston Logan Intl

Mon 8/24

11:40 pm-10:45 am

Nonstop6h 05m

$551

DublinBoston

DUB - BOS

DUBBOS

Dublin

Thu 10/8

5:55 am-4:36 pm

1 stop15h 41m

Boston Logan Intl

Fri 10/16

11:40 pm-10:45 am

Nonstop6h 05m

$564

DublinBoston

DUB - BOS

DUBBOS

Dublin

Thu 7/16

5:55 am-1:39 pm

1 stop12h 44m

Boston Logan Intl

Sun 7/26

5:10 pm-8:20 am

1 stop10h 10m

$566

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/27

Showing 1-10 of 56 resultsSorted by cheapest first
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Best time to book a flight from Ireland to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Ireland 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 Ireland to Boston

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

Currently, August is the cheapest month in which you can book a flight from Ireland to Boston (average of $281). Flying from Ireland to Boston in June is currently the most expensive (average of $833). 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 IE to BOS?

Find hourly flight availability from Ireland to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 27, 2026.

When flying from Ireland to Boston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 33% versus a flight at noon.

Weekly flight availability from Ireland to Boston

Explore weekly flight availability from Ireland to Boston. 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 June 27, 2026.

The most flights from IE0 to BOS are scheduled on a Tuesday (18 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (15 on average).

How often are flights from Ireland to Boston delayed?

About 9% of weekly flights between Ireland and Boston have experienced delays in the past year, with the average delay time being 121 minutes.

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

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night 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 Sunday has historically faced a higher average of delays compared to other days of the week.

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

Over the last year, JetBlue have had the lowest number of delays on this route, with just 8% of flights being delayed.

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

To ensure you get the cheapest price possible for a flight from Ireland to Boston, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated June 27, 2026.
Read reviews from past customers who have flown Delta,Air France, andAer Lingus from Ireland to Boston. 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.
Delta
7.8
Good
8,452 reviews

Crew

8.5

Food

7.2

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
7.8
Good
8,452 reviews
Delta
7.8
Good
8,452 reviews

Crew

8.5

Food

7.2

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air France
7.5
Good
1,614 reviews
Delta
7.8
Good
8,452 reviews

Crew

8.5

Food

7.2

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Aer Lingus
7.3
Good
1,628 reviews
Delta
7.8
Good
8,452 reviews

Crew

8.5

Food

7.2

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
JetBlue
7.1
Good
3,013 reviews
Delta
7.8
Good
8,452 reviews

Crew

8.5

Food

7.2

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
British Airways
6.7
Okay
8,072 reviews
Delta
7.8
Good
8,452 reviews

Crew

8.5

Food

7.2

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from Ireland to Boston. 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 into for flights to Boston from Ireland?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly into when you book flights from Ireland to Boston.

  • How popular is this Ireland to Boston flight route?

    This flight path from Ireland to Boston Logan Intl was viewed by 4 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 Ireland to Boston?

    Departing from Ireland to Boston will take you 10h 25m. The distance between Ireland and Boston 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 Ireland to Boston one-way?

    To fly one-way, consider booking your trip with Iberia, which is currently one of the cheapest options available, starting at $267. Icelandair flights start at $325 while deals on JetBlue start at $350 one-way.

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

    The most popular flight routes from Ireland to Boston are Dublin - Boston Logan Intl, Shannon - Boston Logan Intl and Cork - Boston Logan Intl.

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

    The top 3 most reliable airlines when flying from Ireland to Boston are JetBlue (93%), Qatar Airways (92%) and American Airlines (91%).

  • What are the cheapest flights from Ireland to Boston?

    While on average a flight from Ireland to Boston is generally $1,075, our data shows the cheapest flight currently is $374. When looking at the most popular route, (Dublin - Boston Logan Intl), you can expect to pay $354 for that flight.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Ireland to Boston (average of $281). Flying from Ireland to Boston in June is currently the most expensive (average of $833). 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 Boston?

Book flights to Boston if you plan to visit one of these locations
Waltham
Cambridge
Concord
Brockton
Watertown
Hampton Beach
Seekonk
Cranston
Warwick
Peabody
Auburn
Fitchburg
York Beach
Chelsea
Londonderry
Dedham
Swansea
Lowell
Smithfield
Braintree

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from Ireland to Boston

Discover the top 6 airlines that operate flights from Ireland to Boston. 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 June 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$271Average$564FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$371Average$495FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$412Average$471FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$413Average$643FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$440Average$454FlexibilityNo cancel feeOn-time77%
JetBlueCheapest$521Average$699FlexibilityNo cancel feeOn-time62%

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