Yes unless you have some medical condition you should be fine.
What the answer
There are bus options available for traveling from Torres del Paine to El Calafate. You can check with local bus companies for schedules and routes.
I guess... that depends on what bus system your planning on traveling on.
Bus travel is moderately to greatly safe in Europe, depending on the area.
Yes, there is a Eurotunnel shuttle bus service available for passengers traveling between the UK and France.
Depends where you are traveling from.
CAR BUS AIRPLANE SHIP ect....
Safe.
'SAFE' is a relative term. It is probably more safe than hitch hiking, and probably less safe than air travel. But it is certainly safe enough for thousands and thousands to travel and arrive safely every month.
Long!
The ticket price depends on where you are traveling to.
That would depend on where you are traveling from.