Milos is located in the western part of the Cyclades and it is very easy to reach.
From Athens
From Athens, there are flights three times per week and the flight time is 45 minutes. There is also the option of the ferries daily from Piraeus, the port of Athens, which can take from 4 to 8 hours depending on the ferry.
From abroad:
But Milos in summer is connected by ferry with other islands such as Santorini, Mykonos, Naxos and Crete which have international airports, making Milos more easy to be reached from abroad. Apart from the aforementioned, Milos is well connected with many other islands of the Cyclades such as Ios, Koufonisia, Folegandros and Amorgos making the it perfect to be included in a plan for island hopping.