How long is the flight time from Dayton International Airport to Rome?

What is the approximate flight time between the places James M. Cox Dayton International Airport, also referred to as simply Dayton International Airport, the public airport located nine miles (14 km) north of the central business district of Dayton, a city in Montgomery County, Ohio, United States and Rome ( listen,), the capital of Italy and the country's largest and most populated municipality (central area), with over 2.7 million residents in, while the population of the urban area is estimated by Eurostat to be 3.46 million?

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I followed this chain of reasoning:

I know from locally stored knowledge that:
39°54'08"N is the latitude of Dayton International Airport ([fact: ["152455097@trueknowledge.com"]])

41°54'00"N is the latitude of Rome ([fact: ["646564824@trueknowledge.com"]])

84°13'09"W is the longitude of Dayton International Airport ([fact: ["152455105@trueknowledge.com"]])

12°30'00"E is the longitude of Rome ([fact: ["152055149@trueknowledge.com"]])

By calculation (generator: ["distance_between3@trueknowledge.com"]) I know that:
7,646.15385363 kilometres is the distance between Dayton International Airport and Rome

By calculation (generator: ["flight_time_between_two_places@trueknowledge.com"]) I know that:
10 hours is the flight time between Dayton International Airport and Rome

I used the following facts to provide this answer:

39°54'08"N is the latitude of Dayton International Airport

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41°53'60"N is the latitude of Rome

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84°13'09"W is the longitude of Dayton International Airport

agree disagree edit

12°30'00"E is the longitude of Rome

agree disagree edit