$239+ 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 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Boston to Ireland 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”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 June 12, 2025.
Round-trip from | $391 (Delta) |
|---|---|
One-way from | $239 (Mytrip) |
Popular in | June |
Cheapest in | February |
Average price | $748 |
Good round-trip deal | $454 or less |
Good one-way deal | $491 or less |
Find flight deals from Boston to Ireland
Cheapest flights from Boston to IrelandExplore 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 June 12, 2025.
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 June 12, 2025.
This Delta deal was found by Cheapflights users on 6/10. 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.
This KLM deal was found by Cheapflights users on 6/11. 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.
This Booking.com deal was found by Cheapflights users on 6/11. 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.
This oojo deal was found by Cheapflights users on 6/11. 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.
This United Airlines deal was found by Cheapflights users on 6/12. 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.
This KLM deal was found by Cheapflights users on 6/12. 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.
This FlightHub deal was found by Cheapflights users on 6/11. 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.
This Gurufare deal was found by Cheapflights users on 6/10. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 6/11. 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.
This Ovago deal was found by Cheapflights users on 6/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Lufthansa deal was found by Cheapflights users on 6/12. 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.
This Gotogate deal was found by Cheapflights users on 6/11. 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.
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 June 12, 2025.
Use the filters below to find and compare flights from Boston to Ireland that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BostonCork
BOS - ORK
BOSORK
Boston Logan Intl
Mon 8/18
6:57 pm-3:00 pm
1 stop15h 03m
Cork
Tue 8/26
6:00 am-6:25 pm
1 stop17h 25m
BostonCork
BOS - ORK
BOSORK
Boston Logan Intl
Mon 8/4
6:45 pm-10:25 pm
1 stop22h 40m
Cork
Tue 8/19
6:25 am-6:25 pm
1 stop17h 00m
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Sat 8/30
6:55 pm-7:45 am
2 stops31h 50m
Dublin
Fri 9/12
9:50 am-6:10 pm
1 stop13h 20m
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Thu 8/28
12:35 pm-11:05 am
1 stop17h 30m
Dublin
Mon 9/1
2:15 pm-11:35 am
1 stop26h 20m
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Fri 8/8
5:30 am-7:10 am
1 stop20h 40m
Dublin
Tue 8/12
9:20 am-9:30 am
1 stop29h 10m
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Thu 7/31
5:05 pm-9:15 am
1 stop11h 10m
Dublin
Thu 8/21
3:00 pm-5:20 pm
Nonstop7h 20m
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Fri 8/29
7:15 pm-10:05 am
1 stop9h 50m
Dublin
Fri 9/5
11:35 am-5:50 pm
1 stop11h 15m
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Tue 7/22
12:00 pm-8:15 am
2 stops15h 15m
Dublin
Fri 8/8
11:00 am-10:42 pm
1 stop16h 42m
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Wed 8/6
7:45 pm-2:35 pm
1 stop13h 50m
Dublin
Mon 8/18
8:55 pm-8:10 pm
1 stop28h 15m
BostonDublin
BOS - DUB
BOSDUB
Boston Logan Intl
Mon 7/21
8:05 pm-4:55 pm
1 stop15h 50m
Dublin
Mon 7/28
8:00 pm-5:40 pm
1 stop26h 40m
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.
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 $947). 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 June 12, 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 14% 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 June 12, 2025.
The most flights from BOS to IE0 are scheduled on a Monday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 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 June 12, 2025.
Get a feel of what it's like to fly with Delta, KLM and Air France 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.
Food
Entertainment
Boarding
Overall
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Food
Entertainment
Boarding
Overall
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Food
Entertainment
Boarding
Overall
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Food
Entertainment
Boarding
Overall
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Food
Entertainment
Boarding
Overall
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Food
Entertainment
Boarding
Overall
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
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.
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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.
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 June 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$281 | Average$381 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$352 | Average$380 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$354 | Average$483 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$378 | Average$562 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$386 | Average$627 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$401 | Average$590 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$405 | Average$477 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$407 | Average$676 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$412 | Average$657 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$420 | Average$723 | FlexibilityNo cancel fee | On-timeN/A |