About two hours.
The flight distance from Chicago, Illinois to Ottawa, Canada is: 647 miles / 1,041 km
18 Hours or So and its a connecting Flight From Ottawa
about 7 days
The flight time from Ottawa, Canada to Philadelphia International Airport is about 46 minutes.
5 hours flying
6 hours 9 minutes
about 3-4 hours
A typical flight between Washington, DC and Ottawa, Canada would have a flying time of about 55 minutes.
A direct flight from NYC to Chicago will take about 2 hours.
It easy to get overnight service
A flight from Chicago to Antigua would take about 5 hours.
A flight from Chicago to Denver would take about 2 hours.