The Noi Bai Airport of Hanoi is the nearest airport to Ninh Binh.
You can hire a private car or taxi from Hanoi to Ninh Binh for VND 1546014.00- 1932517.50. The driver will take you via the Highway 1 which is a scenic route. The Ho Chi Minh Highway has a route as well and is especially popular among bikers.
Trains from Hanoi to Ninh Binh are available.
Buses are available from Hanoi to Ninh Binh.
River cruises to Vietnam are available and are fast gaining popularity.