About 4.5 hours. More if traffic isn't flowing well.
The distance between Kingston and London via Highway 401 is approximately 400 kilometers, which would take around 4-5 hours to drive, depending on traffic and weather conditions.
There are about 120 miles between Toronto Ontario and London Ontario.
From the centre of London to Kingston on Thames would be about a 50 minute drive.
According to Google Earth, it would take about 35 hours to drive from Los Angeles, California, to London, Ontario.
16 hours source:google maps
Around an hour and a half by car.
driving it would be 542.49 miles
It is not possible to drive from Heathrow, London to Toronto, Ontario the Atlantic Ocean is in the way, and there are no plans to build a bridge. A flight however would cover 3,547 miles.
Your best bet would probably be on Kijiji.
It is roughly 1,500 kilometers. If you were to drive solid, it would probably take just over 3 days.
It would take about five hours.
There is approximately 4693 miles between Kingston, Jamaica and London England. It would take about 9 hours by plane to arrive at either destination from the other.