Distance between Izmir Adnan Menderes Airport and Kuşadasi is 66 km. (41 miles) You can find transfer options from Adnan Menderes Airport to Kuşadası in following web pages.
Option 1: Havaş
You can take current info for Adnan Menderes Airport to Kuşadası bus shuttle from http://www.havas.net
Option 1: Last minute tours
Kusadasi - Izmir Airport Shuttle Transfer