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$244+ 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — DUB
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$455
(American Airlines)

One-way from

$244
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$602

Good round-trip deal

$624 or less

Good one-way deal

$438 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. 14% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/30. 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 8/68:20 pmBOS - ORK
1 stop18h 30mAmerican Airlines
Fri 8/157:20 amORK - BOS
2 stops17h 06mAmerican Airlines
Deal found 4/30$455
This FlightHub deal was found by Cheapflights users on 4/30. 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.
Fri 11/289:20 pmBOS - DUB
Nonstop5h 55mAer Lingus
Sat 12/64:45 pmDUB - BOS
Nonstop7h 10mAer Lingus
Deal found 4/30$498
This Air Canada deal was found by Cheapflights users on 5/1. 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.
Tue 7/224:35 pmBOS - DUB
1 stop10h 40mAir Canada
Mon 7/289:20 amDUB - BOS
2 stops13h 53mAir Canada
Deal found 5/1$499
This Iberia deal was found by Cheapflights users on 4/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/119:20 pmBOS - DUB
1 stop15h 20mMultiple Airlines
Fri 7/1810:55 amDUB - BOS
1 stop11h 15mMultiple Airlines
Deal found 4/30$501
This Delta deal was found by Cheapflights users on 4/30. 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 9/910:30 amBOS - DUB
1 stop17h 15mDelta
Tue 9/233:00 pmDUB - BOS
Nonstop7h 10mDelta
Deal found 4/30$502
This PLAY deal was found by Cheapflights users on 4/30. 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.
Wed 5/77:15 pmBOS - DUB
1 stop10h 00mPLAY
Wed 5/2111:35 amDUB - BOS
1 stop11h 15mPLAY
Deal found 4/30$503
This Kiwi.com deal was found by Cheapflights users on 4/30. 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.
Tue 5/135:40 pmBOS - DUB
1 stop19h 35mScandinavian Airlines
Tue 5/2012:40 pmDUB - BOS
1 stop31h 55mScandinavian Airlines
Deal found 4/30$508
This Icelandair deal was found by Cheapflights users on 4/30. 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.
Fri 9/268:50 pmBOS - DUB
1 stop11h 25mIcelandair
Wed 10/112:15 pmDUB - BOS
1 stop11h 35mIcelandair
Deal found 4/30$514
This JetBlue deal was found by Cheapflights users on 4/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/145:30 pmBOS - DUB
1 stop9h 50mJetBlue
Wed 5/2110:40 amDUB - BOS
Nonstop7h 00mJetBlue
Deal found 4/30$517
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 5/3012:29 pmBOS - DUB
1 stop13h 41mUnited Airlines
Mon 6/29:20 amDUB - BOS
2 stops30h 03mUnited Airlines
Deal found 4/30$518
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/285:20 pmBOS - ORK
1 stop16h 40mDelta
Wed 8/65:20 pmORK - BOS
1 stop28h 15mDelta
Deal found 4/29$520
This British Airways deal was found by Cheapflights users on 4/30. 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.
Sat 7/129:55 pmBOS - DUB
1 stop13h 45mBritish Airways
Thu 7/3110:40 amDUB - BOS
1 stop11h 30mBritish Airways
Deal found 4/30$535

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 May 1, 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

BostonCork

BOS - ORK

BOSORK

Boston Logan Intl

Wed 8/6

8:20 pm-7:50 pm

1 stop18h 30m

Cork

Fri 8/15

7:20 am-7:26 pm

2 stops17h 06m

$455

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 10/22

5:00 pm-9:15 am

1 stop11h 15m

Dublin

Wed 10/29

11:30 am-3:05 pm

Nonstop7h 35m

$498

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 7/22

4:35 pm-8:15 am

1 stop10h 40m

Dublin

Mon 7/28

9:20 am-6:13 pm

2 stops13h 53m

$499

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 9/9

3:05 pm-8:45 am

1 stop12h 40m

Dublin

Thu 9/18

3:00 pm-5:10 pm

Nonstop7h 10m

$502

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 6/16

7:15 pm-10:05 am

1 stop9h 50m

Dublin

Wed 6/25

11:35 am-5:50 pm

1 stop11h 15m

$503

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 5/13

5:40 pm-6:15 pm

1 stop19h 35m

Dublin

Tue 5/20

12:40 pm-3:35 pm

1 stop31h 55m

$508

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 9/26

8:50 pm-1:15 pm

1 stop11h 25m

Dublin

Wed 10/1

12:15 pm-6:50 pm

1 stop11h 35m

$514

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 8/16

7:45 pm-2:50 pm

1 stop14h 05m

Dublin

Fri 8/22

12:40 pm-2:40 pm

Nonstop7h 00m

$516

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 5/14

5:30 pm-8:20 am

1 stop9h 50m

Dublin

Wed 5/21

10:40 am-12:40 pm

Nonstop7h 00m

$517

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 5/30

12:29 pm-7:10 am

1 stop13h 41m

Dublin

Mon 6/2

9:20 am-10:23 am

2 stops30h 03m

$518

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 56 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 $981). 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 May 1, 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 May 1, 2025.

The most flights from BOS to IE0 are scheduled on a Wednesday (12 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 May 1, 2025.
Get a feel of what it's like to fly with Delta, KLM and SWISS 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
7,934 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

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
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

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
1,588 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

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.
Air France
7.4
Good
1,446 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

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
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

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, 41 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?

    $291 is the cheapest one-way deal found within the past few days, from PLAY. You may also be able to find cheap deals on Vueling and TAP AIR PORTUGAL, with prices starting from $305 and $323, 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 $2,099, our data indicates the cheapest price to be $396. The most popular route (Boston Logan Intl - Dublin), is priced around $326.

  • 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 $981). 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.

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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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$280Average$385FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$352Average$377FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$362Average$508FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$400Average$471FlexibilityNo cancel feeOn-time77%
SWISSCheapest$419Average$940FlexibilityNo cancel feeOn-time79%
Air FranceCheapest$422Average$597FlexibilityNo cancel feeOn-time77%
DeltaCheapest$426Average$655FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$428Average$722FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$431Average$649FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$432Average$619FlexibilityNo cancel feeOn-time67%

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