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$255+ 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 3/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — DUB
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheap flight deals from Boston to Ireland

Keep the following information in mind while searching for Boston to Ireland flight deals. Data was last updated March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$389
(PLAY)

One-way from

$255
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$503

Good round-trip deal

$597 or less

Good one-way deal

$487 or less
Provider with most accurate pricing for Boston Logan Intl-Dublin flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Dublin flights.
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From Boston Logan Intl to Ireland
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One-way flight from Boston Logan Intl to Ireland
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Highest demand for flights based on searches. 15% potential increase in price ($108 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Ireland.
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Price to beat on a one-way flight from Boston Logan Intl to Ireland.
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Find 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 March 25, 2025.

This PLAY deal was found by Cheapflights users on 3/24. 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 PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/267:20 pmBOS - DUB
1 stop10h 20mPLAY
Mon 11/311:00 amDUB - BOS
1 stop11h 00mPLAY
Deal found 3/24$388
This United Airlines deal was found by Cheapflights users on 3/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:00 amBOS - DUB
1 stop23h 05mUnited Airlines
Fri 11/219:00 amDUB - BOS
2 stops37h 25mUnited Airlines
Deal found 3/24$415
This Mytrip deal was found by Cheapflights users on 3/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/75:40 pmBOS - DUB
1 stop19h 35mScandinavian Airlines
Tue 5/612:40 pmDUB - BOS
1 stop31h 55mScandinavian Airlines
Deal found 3/24$426
This Mytrip deal was found by Cheapflights users on 3/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:00 amBOS - DUB
2 stops23h 35mMultiple Airlines
Thu 5/1511:35 amDUB - BOS
2 stops24h 38mMultiple Airlines
Deal found 3/24$439
This KLM deal was found by Cheapflights users on 3/23. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:45 pmBOS - ORK
1 stop23h 45mKLM
Sun 11/21:25 pmORK - BOS
1 stop28h 55mKLM
Deal found 3/23$479
This FlightHub deal was found by Cheapflights users on 3/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/98:50 pmBOS - DUB
1 stop9h 15mIcelandair
Tue 10/142:15 pmDUB - BOS
1 stop9h 35mIcelandair
Deal found 3/24$481
This Mytrip deal was found by Cheapflights users on 3/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/27:15 pmBOS - SNN
2 stops18h 25mMultiple Airlines
Fri 5/96:00 amSNN - BOS
2 stops16h 50mMultiple Airlines
Deal found 3/23$496
This FlightHub deal was found by Cheapflights users on 3/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:25 pmBOS - SNN
Nonstop5h 50mAer Lingus
Thu 11/202:45 pmSNN - BOS
Nonstop7h 05mAer Lingus
Deal found 3/23$507
This Booking.com deal was found by Cheapflights users on 3/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/810:20 amBOS - DUB
2 stops16h 55mAir Canada
Wed 10/159:50 amDUB - BOS
1 stop11h 14mAir Canada
Deal found 3/24$511
This Cheapflightsfares deal was found by Cheapflights users on 3/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/248:05 pmBOS - DUB
1 stop15h 50mLufthansa
Sat 11/110:45 amDUB - BOS
2 stops17h 09mLufthansa
Deal found 3/24$530
This Expedia deal was found by Cheapflights users on 3/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/219:25 pmBOS - DUB
Nonstop6h 00mAer Lingus
Fri 11/2111:35 amDUB - BOS
Nonstop7h 10mAer Lingus
Deal found 3/24$547
This Delta deal was found by Cheapflights users on 3/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/107:25 pmBOS - ORK
2 stops16h 15mDelta
Wed 11/266:00 amORK - BOS
1 stop18h 05mDelta
Deal found 3/24$557

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 March 25, 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 4/8

7:15 pm-10:15 am

1 stop10h 00m

Dublin

Mon 4/14

11:35 am-5:50 pm

1 stop11h 15m

$389

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 4/7

5:40 pm-6:15 pm

1 stop19h 35m

Dublin

Tue 5/6

12:40 pm-3:35 pm

1 stop31h 55m

$426

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 5/8

6:00 am-10:35 am

2 stops23h 35m

Dublin

Thu 5/15

11:35 am-7:13 am

2 stops24h 38m

$439

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Fri 5/2

7:15 pm-6:40 pm

2 stops18h 25m

Shannon

Fri 5/9

6:00 am-5:50 pm

2 stops16h 50m

$496

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 4/21

9:25 pm-8:25 am

Nonstop6h 00m

Dublin

Fri 11/21

11:35 am-1:45 pm

Nonstop7h 10m

$547

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 4/21

5:30 am-10:20 am

1 stop23h 50m

Dublin

Fri 11/21

9:00 am-12:12 pm

1 stop32h 12m

$558

BostonCork

BOS - ORK

BOSORK

Boston Logan Intl

Wed 4/23

8:50 pm-9:45 pm

2 stops19h 55m

Cork

Tue 4/29

8:05 am-3:21 pm

3 stops36h 16m

$562

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Thu 8/21

6:35 pm-5:25 am

Nonstop5h 50m

Shannon

Tue 8/26

1:45 pm-3:30 pm

Nonstop6h 45m

$564

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 4/29

9:03 pm-8:20 am

Nonstop6h 17m

Dublin

Tue 5/6

10:40 am-12:40 pm

Nonstop7h 00m

$566

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Wed 5/28

1:05 pm-11:10 am

1 stop17h 05m

Shannon

Thu 6/5

1:05 pm-10:33 pm

1 stop14h 28m

$590

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 46 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 $509). Flying from Boston to Ireland in June is currently the most expensive (average of $1,010). 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 March 25, 2025.

When flying from Boston to Ireland, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 13% versus a flight in the morning.

What is the cheapest day to fly from Boston to Ireland?

Use this chart to determine the cheapest time to fly round-trip from Boston to Ireland. Price data was last updated on June 30, 2024.

Travelers seeking maximum savings on their Boston to Ireland flight should consider departing on Wednesday evenings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 March 25, 2025.

The most flights from BOS to IE0 are scheduled on a Monday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Ireland by month

Plan your trip to Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ireland ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Ireland when rainfall is around 1.9 in.

Temperature in Ireland by month

Plan your trip to Ireland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 March 25, 2025.
Get a feel of what it's like to fly with Delta, KLM and Austrian Airlines from Boston to Ireland by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,318 reviews
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.5
Good
769 reviews
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,569 reviews
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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, 44 users have taken a look at flights from Boston Logan Intl to Ireland.

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

    $255 is the cheapest one-way deal found within the past few days, from PLAY. You may also be able to find cheap deals on Icelandair and Vueling, with prices starting from $260 and $280, 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: American Airlines (93%), Aer Lingus (93%), JetBlue (93%).

  • What are the cheapest flights from Boston to Ireland?

    Looking for the cheapest flight from Boston to Ireland? While on average our users pay $2,650, our data indicates the cheapest price to be $431. The most popular route (Boston Logan Intl - Dublin), is priced around $301.

  • 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 $509). Flying from Boston to Ireland in June is currently the most expensive (average of $1,010). 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$281Average$393FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$327Average$520FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$352Average$377FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$365Average$517FlexibilityNo cancel feeOn-time76%
SWISSCheapest$419Average$940FlexibilityNo cancel feeOn-time79%
Air FranceCheapest$428Average$620FlexibilityNo cancel feeOn-time77%
KLMCheapest$429Average$643FlexibilityNo cancel feeOn-time75%
DeltaCheapest$429Average$648FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$430Average$724FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$439Average$780FlexibilityNo cancel feeOn-time70%
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