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Cheap flights from Boston to Dublin from C$ 396

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — DUB
17 Jun — 24 Jun1
1 adult

Cheap 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 12 June 2025.

Round-trip from

C$ 552

One-way from

C$ 396

Popular in

June

Cheapest in

February

Average price

C$ 1,023

Good round-trip deal

C$ 638 or less
Air France
  • Air France
  • 19/11-28/11
  • 1 total stop
  • 18h 10m total
  • Boston to Dublin
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TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 10/7
  • 1 total stop
  • 30h 35m total
  • Boston to Dublin
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Highest demand for flights based on searches. 14% potential increase in price (C$ 179 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 29 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Dublin.
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Find 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 12 June 2025.

Wed 19/119:05 p.m.BOS - DUB
1 stop10h 35mMultiple Airlines
Fri 28/1111:30 a.m.DUB - BOS
Nonstop7h 35mMultiple Airlines
Deal found 11/6C$ 552
Fri 5/98:02 p.m.BOS - DUB
1 stop10h 08mUnited Airlines
Thu 11/99:20 a.m.DUB - BOS
2 stops29h 27mUnited Airlines
Deal found 12/6C$ 554
Thu 11/912:35 p.m.BOS - DUB
1 stop17h 30mIcelandair
Thu 18/92:15 p.m.DUB - BOS
1 stop9h 35mIcelandair
Deal found 10/6C$ 563
Sun 28/911:35 p.m.BOS - DUB
Nonstop6h 10mDelta
Thu 30/109:45 a.m.DUB - BOS
2 stops25h 35mDelta
Deal found 11/6C$ 565
Tue 7/1011:40 p.m.BOS - DUB
Nonstop6h 05mKLM
Sun 16/115:55 a.m.DUB - BOS
1 stop12h 25mKLM
Deal found 12/6C$ 572
Mon 7/79:40 p.m.BOS - DUB
1 stop29h 40mSWISS
Wed 23/79:00 a.m.DUB - BOS
1 stop11h 25mSWISS
Deal found 11/6C$ 588
Tue 8/78:05 p.m.BOS - DUB
1 stop15h 50mLufthansa
Mon 21/75:45 p.m.DUB - BOS
1 stop28h 55mLufthansa
Deal found 10/6C$ 608
Sat 25/105:40 p.m.BOS - DUB
1 stop20h 40mScandinavian Airlines
Wed 29/1012:30 p.m.DUB - BOS
1 stop32h 20mScandinavian Airlines
Deal found 11/6C$ 633
Thu 3/71:59 p.m.BOS - DUB
1 stop13h 21mJetBlue
Wed 9/710:40 a.m.DUB - BOS
Nonstop7h 11mJetBlue
Deal found 12/6C$ 656
Mon 22/1210:00 p.m.BOS - DUB
1 stop9h 35mBritish Airways
Thu 8/14:05 p.m.DUB - BOS
1 stop10h 50mBritish Airways
Deal found 10/6C$ 681

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 629,999 searches. Data last updated 12 June 2025.
Use the filters below to find and compare flights from Boston to Dublin that are best for you.

Fly from

Boston

Fly to

Dublin

Route

Depart

Return

Price

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 19/11

9:05 p.m.-12:40 p.m.

1 stop10h 35m

Dublin

Fri 28/11

11:30 a.m.-2:05 p.m.

Nonstop7h 35m

C$ 552

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 5/9

8:02 p.m.-11:10 a.m.

1 stop10h 08m

Dublin

Thu 11/9

9:20 a.m.-9:47 a.m.

2 stops29h 27m

C$ 554

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 11/9

12:35 p.m.-11:05 a.m.

1 stop17h 30m

Dublin

Thu 18/9

2:15 p.m.-6:50 p.m.

1 stop9h 35m

C$ 563

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 28/9

11:35 p.m.-10:45 a.m.

Nonstop6h 10m

Dublin

Thu 30/10

9:45 a.m.-7:20 a.m.

2 stops25h 35m

C$ 565

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 7/7

9:40 p.m.-8:20 a.m.

1 stop29h 40m

Dublin

Tue 22/7

6:40 p.m.-3:25 p.m.

1 stop25h 45m

C$ 588

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 8/7

8:05 p.m.-4:55 p.m.

1 stop15h 50m

Dublin

Mon 21/7

5:45 p.m.-5:40 p.m.

1 stop28h 55m

C$ 608

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 25/10

5:40 p.m.-7:20 p.m.

1 stop20h 40m

Dublin

Wed 29/10

12:30 p.m.-4:50 p.m.

1 stop32h 20m

C$ 633

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 3/7

1:59 p.m.-8:20 a.m.

1 stop13h 21m

Dublin

Wed 9/7

10:40 a.m.-12:51 p.m.

Nonstop7h 11m

C$ 656

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 25/6

3:20 p.m.-7:55 a.m.

1 stop11h 35m

Dublin

Sat 5/7

10:00 a.m.-4:30 p.m.

1 stop11h 30m

C$ 734

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 10/7

10:25 p.m.-10:00 a.m.

1 stop30h 35m

C$ 396

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 16 results
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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?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Dublin. Price data was last updated on 9 June 2025.

The price you pay for your flight from Boston to Dublin may vary depending on when you book. For the best chance of a lower fare, look to book 44 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 C$ 458). Flying from Boston to Dublin in December is currently the most expensive (average of C$ 760). 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 12 June 2025.

One of the essential ways to save on airfare from Boston to Dublin is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 27% on airfare.

Weekly flight availability from Boston to Dublin

Explore weekly flight availability from Boston to Dublin. 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 12 June 2025.

The most flights from BOS to DUB 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 Dublin by month

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

In terms of precipitation, rainfall in Dublin ranges from 49.0 - 79.0 mm per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Dublin when rainfall is around 49.0 mm.

Temperature in Dublin by month

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

If weather is an important factor for your trip to Dublin, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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 12 June 2025.
See what other customers who have flown with Delta, KLM and SWISS from Boston to Dublin have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
JetBlue
7.3
Good
2,925 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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?

    Booking a flight from Boston Logan Intl (BOS) to Dublin (DUB) is your only option if you wish to fly from Boston to Dublin. On a typical day, there are 11 flights from Logan Intl to Dublin, all of which are around 6h 05m for a nonstop flight. You can also purchase a plane ticket from 2 airlines when you book a flight from Logan Intl to Dublin.

  • How popular is this Boston to Dublin flight route?

    Flights from Boston Logan Intl to Dublin have been viewed 11 times in the past calendar month.

  • What are the cheapest airlines flying from Boston to Dublin round-trip?

    Our cheapest airline available from Boston to Dublin is United Airlines. Our recent data shows that you can find tickets from as low as C$ 554 on this airline. Additional options worth looking into are Icelandair and Delta, starting at C$ 563 and C$ 565 round-trip. United Airlines is currently priced 30% below the average price you’ll pay for this route.

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

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as C$ 396. Users have also found prices from C$ 406 and C$ 421 on PLAY and JetBlue, respectively.

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

    The top 3 most reliable airlines when flying from Boston to Dublin are JetBlue (92%), American Airlines (90%) and Aer Lingus (90%).

  • What are the cheapest flights from Boston to Dublin?

    While on average a flight from Boston to Dublin is generally C$ 1,060, our data shows the cheapest flight currently is C$ 595. When looking at the most popular route, (Boston Logan Intl - Dublin), you can expect to pay C$ 494 for that flight.

  • 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 C$ 458). Flying from Boston to Dublin in December is currently the most expensive (average of C$ 760). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Boston to Dublin

Discover the top 2 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 629,999 searches. Data last updated 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapestC$ 387AverageC$ 558FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
Aer LingusCheapestC$ 545AverageC$ 663FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Boston to Dublin?

When you search for this flight from Boston to Dublin, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Boston to Dublin?

Cheapflights simply makes it quick and affordable to book flights from Boston to Dublin by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Boston to Dublin with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Boston to Dublin, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Boston to Dublin become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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