The AIM ERJ-145 std model is required. It can be found at Avsim
Charter Air Transport Flightplans Spring 2015 by Steve Lewis.
All the models and repaints needed for the plans can be found on this site: http://jcai.dk/tag/tag-aviation/ .
You can use ttools, AIFP or any other flightplan compiler that reads the 3 txt-files, to install these plans.
More flightplans will be released soon!
Via Air EMB-120 Fleet for the AIA Embraer 120 base model.
These are textures only. The AIA Embraer 120 base model is required.
It can be found at www.avsim.com. Search for aiaembsw.zip.