Dallas/Fort Worth, TX (DFW) to Ontario, CA (ONT) Shortest Flight Duration: 3 hours 5 mins
It would take about 1 hour to fly from Louisville, Kentucky to Hamilton, Ontario.
It depends on where in the Caribbean you are flying to.
Calgary isn't in Ontario, it is in Alberta. Calgary is in Alberta, not in Ontario.
1 hour
no idea about
2 hours 28 minutes
It will take about 8 hours and 20 minutes.
48 hours
4.5 - 5 hrs of flight time.
It depends on where in England but it will take about 7 hours and 30 minutes.
12 hours
Approx. 105 minutes