A long time.
It is recommended to arrive at Detroit Airport at least 2 hours before a domestic flight and 3 hours before an international flight.
The flight time from John F. Kennedy International Airport to Detroit, Michigan is about 59 minutes.
Flight time from Detroit to Chicago is usually between 45 minutes to one hour.
The flight time from London Heathrow Airport to Saint Louis, Missouri, is 8 hours and 24 minutes. Hope this helps!
The flight time from London to Mulhouse, France is 1 hour and 5 minutes. The nearest airport is EuroAirport in Saint-Louis.
The flight time from Detroit, Michigan to Malta is 9 hours, 54 minutes.
The flight time from Pittsburgh International Airport to Auckland Airport is about 17 hours.
The flight time from Lambert-St. Louis International Airport (STL) to Dublin Airport (DUB) is 7 hours, 51 minutes.
The flight time from Edinburgh Airport to Poznań-Ławica Airport is 1 hour, 42 minutes.
The flight time from London Heathrow Airport to Indianapolis International Airport is 8 hours.
The flight time from Cancún International Airport to Cuscatlán International Airport is 1 hour, 5 minutes.
The flight time from Manchester Airport to Auckland Airport is 22 hours, 35 minutes.