The Bundesstraße 200 is a German federal road or Bundesstraße and the northeast–southwest link between Flensburg, Wanderup and Husum in the northern part of the state of Schleswig-Holstein.

The B 200 begins at the German-Danish border north of Flensburg.

It then bypasses the city of Flensburg where it meets the B 199.

It then reuns south west where it meets the A 7 motorway.

The route continues until it meets the Husum bypass of the B 5.