Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Orlando Airport to Nanjing as you normally would.
Nanjing Lukou Intl (NKG) is the airport you will fly into if you book a flight from Orlando to Nanjing. You should not have trouble finding flights to Lukou Intl from Orlando; the airport handles an average of 0 inbound flights from Orlando per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Nanjing airport from Orlando. It is only a 22.6 mi journey from Lukou Intl (NKG) to Nanjing’s city center.