I did the satellite campus at McConnell AFB. It worked great. Online wasn't an option back then, but they did have correspondence options you could do there too. I mostly went to actual classes. Aviation insurance was the best outside class. Banged that one out it 2 weeks...
You can get credit for ratings and experience. Overall it was good. The only downside was the lack of the traditional college life you'd get at a 'normal' college since most people were mil, or older, and all working full-time.