Probably a week or more. You should try our [letter service](https://www.inmateaid.com/letters), it'll be cheaper and a lot faster than international mail. Email us at Aid@InmateAid.com and request a coupon to try the service the first time for free.
https://www.inmateaid.com/ask-the-inmate/how-long-does-it-take-a-letter-to-get-to-an-inmate-sent-from-ireland#answer
Accepted Answer Date Created: January 07,2016