Real world examples
JFK-FLL on the airlines
1 hr to airport, 1.5 hrs security and wait for flight, 3-3.5 hrs flight time, 30 min to taxi, deplane, get bags, 30 min to place down there. About 7 hrs door to door, no delays.
Versus
HPN-FXE in MU2
15 min to airport, 30 min preflight, 4 hours flight...