"Greg Esres" wrote in message
...

SNIP

Does anyone have an experience with online scheduling with large
flight schools? How well did it work?

The Aeroclub at Edwards AFB uses:

http://www.flightschedulepro.com/

Like everything, someone will find something about anything to gripe on.
This one has one or two features that I think could work easier -- but, hey,
that's just me. The aeroclub uses this to schedule seven airplanes and ten
instructors for more than 100 members.