Cheapest one-way flights from Boston to Dublin in September from 151€

AirHint found the following cheapest one-way flights from Boston (BOS) to Dublin (DUB) in September 2025 (see full year).

One-Way flights

09 Sep Icelandair
08 Sep Icelandair
02 Sep Icelandair
07 Sep Icelandair
01 Sep Icelandair
03 Sep Icelandair
16 Sep Icelandair
23 Sep Icelandair
22 Sep Icelandair
21 Sep Icelandair

Also check the deals for return flights from Boston to Dublin in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Feel free to contact us with any feedback or request another flight research.