GLT

GLT may refer to:

Transport

 * Bombardier Guided Light Transit technology
 * Gladstone Airport, Queensland, Australia
 * Glenrothes with Thornton railway station, Scotland
 * Great Lakes Transportation, an American company

Other uses

 * Glatfelter, an American paper manufacturer
 * Goal-line technology, in association football
 * Great Lakes Theater, Cleveland, Ohio, US
 * G-TELP Level Test, an English language test