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Cheap flights from Boston to Dublin from $194

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Dublin departing on 2/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Boston to Dublin

Cheap round-trip flights

These are some of the best round-trip flight deals from Boston to Dublin that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Boston to Dublin.

Cheap last minute flights

Planning a quick getaway from Boston to Dublin? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Dublin, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Boston to Dublin

Find recent round-trip train or bus tickets from Boston to Dublin.

All round-trip flight deals to Dublin

The cheapest plane tickets to Dublin found on KAYAK recently.
6:20 pm - 9:40 amBOS-DUB
10h 20m1 stop
11:00 am - 5:00 pmDUB-BOS
11h 00m1 stop
$338PLAY
Find Deal
Sat, Jan 25 - Sat, Feb 1
6:20 pm - 9:40 amBOS-DUB
10h 20m1 stop
11:00 am - 5:00 pmDUB-BOS
11h 00m1 stop
$339PLAY
Find Deal
Sun, Jan 19 - Thu, Jan 23
8:00 pm - 10:15 amBOS-DUB
9h 15m1 stop
11:30 am - 5:45 pmDUB-BOS
11h 15m1 stop
$408Icelandair
Find Deal
Mon, Jan 20 - Mon, Jan 27
8:00 pm - 10:15 amBOS-DUB
9h 15m1 stop
11:30 am - 5:45 pmDUB-BOS
11h 15m1 stop
$419Icelandair
Find Deal
Sun, Jan 19 - Tue, Jan 28
9:15 pm - 8:25 amBOS-DUB
7h 10mnonstop
11:30 am - 2:50 pmDUB-BOS
7h 20mnonstop
$424Delta
Find Deal
Mon, Mar 17 - Fri, Mar 28
5:35 pm - 9:45 amBOS-DUB
12h 10m1 stop
11:30 am - 2:50 pmDUB-BOS
7h 20mnonstop
$429Delta
Find Deal
Mon, Mar 17 - Wed, Mar 26
8:10 pm - 12:40 pmBOS-DUB
12h 30m1 stop
11:30 am - 2:50 pmDUB-BOS
7h 20mnonstop
$446KLM
Find Deal
Wed, Mar 19 - Tue, Mar 25
5:45 pm - 4:50 amBOS-DUB
6h 05mnonstop
11:35 am - 1:50 pmDUB-BOS
7h 15mnonstop
$453Aer Lingus
Find Deal
Wed, Jan 22 - Thu, Jan 30
9:15 pm - 12:40 pmBOS-DUB
10h 25m1 stop
10:45 am - 10:22 pmDUB-BOS
16h 37m1 stop
$456KLM
Find Deal
Wed, Jan 15 - Tue, Jan 21
10:20 pm - 8:15 amBOS-DUB
5h 55mnonstop
4:45 pm - 7:55 pmDUB-BOS
7h 10mnonstop
$463Aer Lingus
Find Deal
Sun, Mar 9 - Tue, Mar 18
8:00 pm - 10:15 amBOS-DUB
9h 15m1 stop
$194Icelandair
Find Deal
Mon, Feb 17
8:00 pm - 10:15 amBOS-DUB
9h 15m1 stop
$197Icelandair
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Sun, Jan 19
8:00 pm - 10:15 amBOS-DUB
9h 15m1 stop
$199Icelandair
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Mon, Jan 20
6:20 pm - 9:40 amBOS-DUB
10h 20m1 stop
$263PLAY
Find Deal
Sun, Mar 2
10:00 am - 8:45 amBOS-DUB
17h 45m1 stop
$272Delta
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Wed, Feb 19
6:20 pm - 9:40 amBOS-DUB
10h 20m1 stop
$273PLAY
Find Deal
Wed, Jan 15
6:00 am - 8:45 amBOS-DUB
21h 45m1 stop
$283Delta
Find Deal
Mon, Feb 17
5:45 pm - 4:50 amBOS-DUB
6h 05mnonstop
$425Aer Lingus
Find Deal
Tue, Feb 18
9:10 pm - 8:15 amBOS-DUB
6h 05mnonstop
$426Aer Lingus
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Tue, Jan 21
9:03 pm - 8:20 amBOS-DUB
6h 17mnonstop
$438JetBlue
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Tue, Apr 22
5:50 pm - 8:35 amBOS-DUB
9h 45m1 stop
11:10 am - 10:47 pmDUB-BOS
16h 37m1 stop
$922Aer Lingus
Find Deal
Sun, Dec 22 - Sun, Jan 12
5:50 pm - 8:35 amBOS-DUB
9h 45m1 stop
11:35 am - 1:50 pmDUB-BOS
7h 15mnonstop
$1,029Aer Lingus
Find Deal
Sun, Dec 22 - Sun, Jan 12
11:35 am - 10:15 amBOS-DUB
17h 40m1 stop
11:30 am - 5:45 pmDUB-BOS
11h 15m1 stop
$1,071Icelandair
Find Deal
Mon, Dec 23 - Tue, Jan 14
8:00 pm - 10:15 amBOS-DUB
9h 15m1 stop
11:30 am - 5:45 pmDUB-BOS
11h 15m1 stop
$1,144Icelandair
Find Deal
Mon, Dec 23 - Fri, Jan 10
6:20 pm - 9:40 amBOS-DUB
10h 20m1 stop
11:00 am - 5:00 pmDUB-BOS
11h 00m1 stop
$1,242PLAY
Find Deal
Sun, Dec 22 - Thu, Dec 26
5:50 pm - 4:45 amBOS-DUB
5h 55mnonstop
11:35 am - 1:50 pmDUB-BOS
7h 15mnonstop
$1,343JetBlue
Find Deal
Sun, Dec 22 - Mon, Jan 13
9:20 pm - 8:15 amBOS-DUB
5h 55mnonstop
11:35 am - 1:50 pmDUB-BOS
7h 15mnonstop
$1,361JetBlue
Find Deal
Sat, Dec 21 - Tue, Jan 14
6:20 pm - 9:40 amBOS-DUB
10h 20m1 stop
11:00 am - 5:00 pmDUB-BOS
11h 00m1 stop
$1,386PLAY
Find Deal
Sun, Dec 22 - Fri, Dec 27
8:15 pm - 6:35 pmBOS-DUB
17h 20m1 stop
10:55 am - 7:35 pmDUB-BOS
13h 40m1 stop
$1,547British Airways
Find Deal
Mon, Dec 23 - Tue, Dec 31
8:15 pm - 11:15 amBOS-DUB
10h 00m1 stop
1:10 pm - 9:55 pmDUB-BOS
13h 45m1 stop
$1,593British Airways
Find Deal
Mon, Dec 23 - Thu, Jan 2
9:15 pm - 8:25 amBOS-DUB
7h 10mnonstop
11:30 am - 2:50 pmDUB-BOS
7h 20mnonstop
$424Delta
Find Deal
Mon, Mar 17 - Tue, Mar 25
5:45 pm - 4:50 amBOS-DUB
6h 05mnonstop
11:35 am - 1:50 pmDUB-BOS
7h 15mnonstop
$453Aer Lingus
Find Deal
Wed, Jan 22 - Thu, Jan 30
10:20 pm - 8:15 amBOS-DUB
5h 55mnonstop
4:45 pm - 7:55 pmDUB-BOS
7h 10mnonstop
$463Aer Lingus
Find Deal
Sun, Mar 9 - Tue, Mar 18
9:13 pm - 8:25 amBOS-DUB
6h 12mnonstop
11:30 am - 2:50 pmDUB-BOS
7h 20mnonstop
$471Delta
Find Deal
Thu, Mar 6 - Fri, Mar 14
10:15 pm - 8:25 amBOS-DUB
6h 10mnonstop
11:30 am - 2:50 pmDUB-BOS
7h 20mnonstop
$519KLM
Find Deal
Sun, Mar 9 - Fri, Mar 21
10:15 pm - 8:25 amBOS-DUB
6h 10mnonstop
12:00 pm - 2:30 pmDUB-BOS
7h 30mnonstop
$523KLM
Find Deal
Tue, Mar 25 - Tue, Apr 1
9:03 pm - 8:20 amBOS-DUB
6h 17mnonstop
11:30 am - 1:30 pmDUB-BOS
7h 00mnonstop
$563JetBlue
Find Deal
Tue, Apr 29 - Tue, May 13
9:03 pm - 8:20 amBOS-DUB
6h 17mnonstop
11:30 am - 1:30 pmDUB-BOS
7h 00mnonstop
$585JetBlue
Find Deal
Thu, Apr 24 - Thu, May 15
9:10 pm - 8:15 amBOS-DUB
6h 05mnonstop
4:45 pm - 6:59 pmDUB-BOS
7h 14mnonstop
$678British Airways
Find Deal
Sun, Jan 19 - Tue, Jan 28
9:10 pm - 8:15 amBOS-DUB
6h 05mnonstop
11:35 am - 1:50 pmDUB-BOS
7h 15mnonstop
$686British Airways
Find Deal
Sun, Jan 19 - Tue, Jan 28

TAP AIR PORTUGAL flights from Boston to Dublin

Our best TAP AIR PORTUGAL deals on Boston to Dublin flight tickets
TAP AIR PORTUGAL
Jan 24
BOS6:10 pmBoston Logan Intl
11h 10m
1 stop
DUB10:20 amDublin
Feb 1
DUB11:05 amDublin
14h 00m
1 stop
BOS8:05 pmBoston Logan Intl
TAP AIR PORTUGAL
Jan 19
BOS10:50 pmBoston Logan Intl
12h 20m
1 stop
DUB4:10 pmDublin
Jan 28
DUB4:55 pmDublin
26h 35m
1 stop
BOS2:30 pmBoston Logan Intl
TAP AIR PORTUGAL
Jan 19
BOS10:50 pmBoston Logan Intl
12h 20m
1 stop
DUB4:10 pmDublin
Jan 28
DUB4:55 pmDublin
26h 35m
1 stop
BOS2:30 pmBoston Logan Intl

United Airlines flights from Boston to Dublin

Our best United Airlines deals on Boston to Dublin flight tickets
United Airlines
Jan 24
BOS1:50 pmBoston Logan Intl
12h 10m
1 stop
DUB7:00 amDublin
Feb 1
DUB9:00 amDublin
34h 30m
2 stops
BOS2:30 pmBoston Logan Intl
United Airlines
Feb 21
BOS5:35 amBoston Logan Intl
23h 30m
1 stop
DUB10:05 amDublin
Mar 2
DUB9:00 amDublin
29h 42m
1 stop
BOS9:42 amBoston Logan Intl
United Airlines
Mar 24
BOS5:30 amBoston Logan Intl
24h 35m
1 stop
DUB10:05 amDublin
Apr 1
DUB9:50 amDublin
28h 51m
1 stop
BOS9:41 amBoston Logan Intl

See travel insights to Dublin from

How to get the cheapest flight ticket from Boston to Dublin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Dublin?

In general, February is the cheapest month to fly from Boston to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $460. If you’re not able to fly to Dublin in February, then January is your next best option. Flight prices from Boston to Dublin during January average around $474.

What is the cheapest day to depart on your flight to Dublin?

The cheapest day to depart from Boston to Dublin is on a Sunday. Travelers who choose to depart for Dublin on a Sunday will often find tickets for as low as $601. Flights from Boston to Dublin on a Friday will generally be more expensive and average around $647. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Dublin?

At noon is the cheapest time of day to fly from Boston to Dublin when you can find flight prices for as low as $476. Flying to Dublin at noon is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive with an average ticket price of $620.

What is the cheapest Boston Logan Intl to Dublin flight route?

Fly from Boston Logan Intl to Dublin for the best Boston Logan Intl - Dublin flight prices

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from Boston when booking 45 days ahead of your departure date. In general, you can expect to find flights to Dublin for around $591 when searching 45 days out. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $489.

What cabin class options are available on Boston Logan Intl to Dublin flights?

There are 3 cabin classes available to choose from on Boston Logan Intl to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Dublin flights?

You could potentially save up to 27% on your flight if you consider stops on a Boston to Dublin flight.

How have Boston to Dublin flight prices changed over time?

As of December 2024, prices for Boston to Dublin flights are approximately 19% more expensive when compared to flights at the same time last year.

When to book flights from Boston to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Dublin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Dublin (BOS to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Dublin

Best Price Found

$194

Fastest flight time

5h 55m

Direct flights

Every day

Airports in Dublin

1 airport
The best one-way flight to Dublin from Boston in the past 72 hours is $194. The best round-trip flight deal from Boston to Dublin found on momondo in the last 72 hours is $338.
The fastest flight from Boston to Dublin takes 5h 55m
Direct flights go from Boston to Dublin every day.
There is 1 airport near Dublin: Dublin (DUB)

  • How far is Boston Logan Intl to Dublin by plane?

    A flight from Boston Logan Intl to Dublin will travel around 2986.1 mi. Typically, this will take 5h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Dublin Airport?

    Prices for flights from Boston Logan Intl Airport to Dublin Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Dublin Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Dublin Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The necessary travel and health documents for your Dublin Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to Dublin?

  • What is the most popular airline from Boston to Dublin?


Best airlines flying from Boston to Dublin

Compare and see reviews for airlines that fly from Boston to Dublin with momondo
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom $272Free CancellationRating
7.1
91 reviews
Search PLAY flights
Scandinavian AirlinesPriceFrom $311Free CancellationRating
7.3
1,309 reviews
Search Scandinavian Airlines flights
TAP AIR PORTUGALPriceFrom $352Free CancellationRating
7.1
1,877 reviews
Search TAP AIR PORTUGAL flights
IcelandairPriceFrom $369Free CancellationRating
7.1
509 reviews
Search Icelandair flights
Aer LingusPriceFrom $427Free CancellationRating
7.1
1,073 reviews
Search Aer Lingus flights
Air FrancePriceFrom $432Free CancellationRating
7.4
1,504 reviews
Search Air France flights
KLMPriceFrom $434Free CancellationRating
7.8
1,349 reviews
Search KLM flights
DeltaPriceFrom $442Free CancellationRating
8.0
8,604 reviews
Search Delta flights
British AirwaysPriceFrom $477Free CancellationRating
6.6
6,820 reviews
Search British Airways flights
United AirlinesPriceFrom $494Free CancellationRating
7.4
9,055 reviews
Search United Airlines flights
  • Delta Flights From Boston to Dublin

    Delta flight deals from Boston to Dublin start from $442 round-trip. Over the 3 Delta flights for this route in a normal week, average airfare is usually $646 round-trip - but some users have found much cheaper deals with momondo.

  • KLM Flights From Boston to Dublin

    The best KLM deal for Boston to Dublin flight tickets found on momondo in the last 72 hours was $434, round-trip. It should be noted that an average KLM flight deal for this route in this time was higher, at $593 round-trip. KLM operates 4 flights out of Boston into Dublin in an average week, so prices vary by time and availability. 1,349 KLM reviews by users on momondo have scored the airline at 7.8/10.


Why use momondo?

Why should I use momondo to find a flight deal from Boston to Dublin?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Dublin from Boston.

Can I find flights from Boston to Dublin with flexible booking policies on momondo?

All flight searches from Boston to Dublin on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to Dublin?

Once all potential Boston to Dublin flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Boston to Dublin right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boston to Dublin flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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