Aer Lingus Flights from Boston to Dublin

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At the moment, you can catch a direct flight from Boston to Dublin with the following airlines, including: Aer Lingus Jetblue Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

It takes about 6 hours 2 minutes to fly from Boston (BOS) to Dublin (DUB).

By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Boston to Dublin is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

Based on Trip.com data in the past 4 weeks, there is 30 flight per week flying from Boston to Dublin. You can check the weekly schedule for popular airlines on this route below: Aer Lingus: S/M/T/W/T/F/S -- EI136 (21:28) Jetblue Airways: S/M/T/W/T/F/S -- B66816 (21:28)

To find best deals on flights from Boston to Dublin, you can use various tools on Trip.com:
· Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on {{25a2b5_owDate}}, with one-way flights priced at just {{25a2b5_owPrice}}.
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The cheapest months to fly from Boston to Dublin is April, when demand for travel is lower.

After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Boston to Dublin on September 14, 2025 with Air France, with prices starting at £110.

You can land at any one of the following hubs in Dublin, with Logan International Airport to Dublin Airport (BOS-DUB) is by far the most common option on this route: Dublin Airport (DUB).

The time difference between Dublin and Boston is 5h.

Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.