NHT
NHT stands for:
- National Historic Trail , long-distance trails of historic importance in the United States of America
- Naval Historical Team , a group of German naval officers formed by the US Navy
- New main transversal , a Swiss railway line planned in the 1970s but not implemented
- NHT Linhas Aéreas , a Brazilian airline
- RAF Northolt , a British Royal Air Force base as IATA code