long
It would take about four hours if you could fly non-stop. However Ushuaia is NOT in Chile, but Argentina, and you would probably have to change planes.
About 4 hours
Typically 2 hours depending where in mexico.
The answer depends on how fast the plane is flying.
5 or more hours by plane. Sometimes, it depends on where in Mexico you are going and places at the very bottem of Mexico could take longer to get to by plane.
Mexico borders "America", the country officially known as the United States of America. Hence, this time could take from a couple of minutes walking, to several hours by car, boat or plane.
5,000 days
How long it would take to travel 6785 miles on a plane varies depending on the speed of the plane. At about 600 miles per hour, it would take just over 11 hours to travel this distance.
It would take approximately 8 hours for a non-stop flight to reach Cancun from Santiago de Chile.
11 hours
That depends on your speed.