When comparing an 8-hour drive to an 8-hour door-2-door plane trip, only about 3-4hrs is actually spent in that economy class seat. And for all the discomfort o

When comparing an 8-hour drive to an 8-hour door-2-door plane trip, only about 3-4hrs is actually spent in that economy class seat. And for all the discomfort of the seat, you can get up and stretch and walk around without crashing the vehicle.