Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Boston to Dublin
The cheapest flights right now
Boston – Dublin
Outbound – Dec 5, 2026
direct
6h 0m Return – Dec 10, 2026
direct
7h 10m $596
2 days ago
Boston – Dublin
Outbound – Jan 30, 2027
direct
6h 10m Return – Feb 4, 2027
direct
7h 30m $481
yesterday
Boston – Dublin
Outbound – Dec 5, 2026
1 stop
9h 25m KEF
Return – Dec 10, 2026
1 stop
11h 20m KEF
$479
2 days ago
Boston – Dublin
Outbound – Jan 29, 2027
direct
6h 5m Return – Feb 4, 2027
direct
7h 30m $478
yesterday
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Today’s flight suggestion for Boston - Dublin
Outbound October 29, 2026 · Inbound November 4, 2026
Today’s suggestion
11:45 PM
BOS 9:45 AM +1
DUB6h 0m
Direct
11:55 AM
DUB 2:09 PM
BOS7h 14m
Direct
From $481
11:45 PM
BOS 9:45 AM +1
DUB6h 0m
Direct
11:55 AM
DUB 2:09 PM
BOS7h 14m
Direct
From $481
11:45 PM
BOS 9:45 AM +1
DUB6h 0m
Direct
11:55 AM
DUB 2:09 PM
BOS7h 14m
Direct
From $491
Cheapest flight tickets
$388
Average price of a round trip
$499
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
6h7
A flight from Boston to Dublin takes on average 6h7.
Best time
January
According to user searches, the ideal month to go to Dublin is January.
Tips for finding a cheap flight from Boston to Dublin
Check out our tips for booking your flight to Dublin (Ireland) from Boston (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is January, with an average flight ticket price of $230 (calculation over the last two years). The most touristic season corresponds to the months of October, November and September.
For the cheapest flights, it is advisable to buy your ticket at least 21 days before the departure date.
The airline offering the cheapest flight tickets is Porter Airlines. A ticket from the airline Porter Airlines to Dublin costs on average $708.
The airlines that offer the most flights are Air France, JetBlue and Aer Lingus.
Price of flight tickets from Boston to Dublin
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $388 to $889
- The average price of a flight ticket is about $499
- Prices are lowest for stays in the month of January
- The month in which booking a ticket is cheaper is: October
info departure city :
Boston, USA
airport :
Boston-Logan International Airport (BOS)
local time :
Boston is a city in the country USA, the time zone is [[timezone]]. In Boston, it is currently {fromLocalTime}, the temperature is on average 12°C, with a minimum of 9°C and a maximum of 15°C.
The city of Boston has 1 airport(s): Boston-Logan
destination info :
Dublin, Ireland
airport :
Dublin International Airport (DUB)
local time :
Dublin is in the country Ireland, the time zone is [[timezone]]. In Dublin, it is currently {toLocalTime}, the temperature is on average 8°C, with a minimum of 6°C and a maximum of 12°C.
The city of Dublin has 1 airport(s): Dublin
Useful info about Dublin
What is the least touristic period to go to Dublin?
If you want to visit Dublin during the least touristic period, choose the month of January.
What is the most popular time to travel to Dublin?
In Dublin, the most popular month is October. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Boston to Dublin?
According to our data, it is recommended to book your flight 21 days before your departure. If you book your flight ticket 4 weeks before your departure, you may find a price below average. You can also choose morning flights that are 17% cheaper than afternoon and evening flights. The cheapest day to book a flight from Boston to Dublin is Wednesday.
What are the arrival and destination airports when traveling between Boston and Dublin?
When you leave, you can leave from Boston-Logan, and you will arrive at Dublin.
How to reach Boston airport from the city centre?
This information is not available at this time.
Are there other means of transportation to go from Boston to Dublin?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Boston and Dublin?
In summer, the average temperature is 15°C in Dublin and 22°C in Boston. The average rainfall in summer is 75 mm in Dublin and 106 mm in Boston. In summer, it is warmer in Boston and it rains less in Dublin. In winter, it is colder in Dublin and it rains more in Boston.
