Thank you for serving our country and keeping us safe!
I have heard good things about Wyotech.... there are even some on this forum who have attended. However, I'm not sure of the total cost for the program.
http://www.wyotech.edu/program/autom...om-fabrication
Bryan Fuller was also a graduate:
http://www.fullerhotrods.com/pages/about.aspx
After learning to weld and honing your skills with shop tools, an apprenticeship would the best way to learn especially if custom metal work is what you'd like to do.