Cheap flights from Boston to Dublin

Flights tailored to your budget

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Cheap Boston - Dublin flight offers

Find cheap flight tickets and last-minute flight deals from Boston to Dublin

United
Thu, 07-16 (BOS) Boston -> (DUB) Dublin
Direct
United
Thu, 07-23 (DUB) Dublin -> (BOS) Boston
Direct

Price found 7 days ago
from Can$938
DELTA
Sat, 07-11 (BOS) Boston -> (DUB) Dublin
Direct
DELTA
Sat, 08-01 (DUB) Dublin -> (BOS) Boston
Direct

Price found 14 days ago
from Can$1,043
United
Thu, 07-16 (BOS) Boston -> (DUB) Dublin
Direct
United
Thu, 07-23 (DUB) Dublin -> (BOS) Boston
Direct

Price found 7 days ago
from Can$938
DELTA
Sat, 07-11 (BOS) Boston -> (DUB) Dublin
Direct
DELTA
Sat, 08-01 (DUB) Dublin -> (BOS) Boston
Direct

Price found 14 days ago
from Can$1,043

Info about flights from Boston to Dublin

Some useful info about flights from Boston to Dublin to help you plan your next trip

Average flight duration 6h 1m
Cheapest month March
Average number of flights per week 18
First flight time 05:30
Last flight time 23:45
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Top airlines on the route Boston - Dublin

Airlines providing flights to Dublin from Boston

Flight prices from Boston to Dublin

There’s no fixed price — fares between Boston and Dublin can vary a lot by day or time.

Choose a date to explore the best fares now.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Best airport options between Boston and Dublin

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

  • Airports in Boston: Boston - Logan is the only operating airport.
  • Airports in Dublin: Dublin is the sole airport currently available.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Flights from Boston - Logan to Dublin

Plan your journey from Boston to Dublin with ease

Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.

Other popular destinations

Exploring options in Ireland? These cities are trending: Cork, Dublin, Kerry County, Knock, Shannon.

Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.

Frequently Asked Questions

Frequently asked questions about flights from Boston to Dublin.

How much does an airline ticket from Boston to Dublin cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Boston to Dublin.

How far is Boston from Dublin?

Boston is about 4804 km from Dublin.

What are the airports in Dublin?

Dublin has one airport: Dublin.

What are the airports in Boston?

Boston has one airport: Boston - Logan.

What are the most popular cities in Ireland?

The most popular cities in Ireland according to our users' searches are: Cork, Dublin, Kerry County, Knock, Shannon.

When should I book a flight from Boston to Dublin?

The best time to book a flight from Boston to Dublin is 2 months in advance, while the worst time is 7 weeks in advance.

What is the cheapest month to fly from Boston to Dublin?

The cheapest month to fly from Boston to Dublin is March.

What is the most expensive month to fly from Boston to Dublin?

The most expensive month to fly from Boston to Dublin is July.

What is the best day of the week to fly from Boston to Dublin?

For flights from Boston to Dublin Tuesday is on average the cheapest day to fly, while Thursday is the most expensive day to fly.