The nearest airport is Koln-Bonn (Cologne) about 80km from the circuit. Alternatively, you can fly into Dusseldorf which lies 120km from the Nürburgring circuit. The usual taxi and bus services will get you into the nearby towns, but you may want to consider renting a car to get to the far-off circuit.
The circuit lies out-of-town and nearby accommodation consists of smaller hotels and inns. You may want to book these early to secure a place. If you'd prefer to stay in the city then Koblenz lies 60km from the circuit or Cologne is 90km away.
Car rental is available from the above airports from the major companies. This may be a good option because of the distance to the circuit and ease of transport. See below about getting to the circuit.
The Nürburgring circuit is set in a scenic rural location, at least 60km from the nearest city. This can make getting there more difficult but the space benefits car drivers. You may want to consider the following:
The interactive map below shows the location of Nurburgring Circuit. Use the controls to view the circuit as a traditional map or as satellite images, move around, and zoom in and out.