FST

FST may refer to:

Arts and entertainment

• Finlands Svenska Television, now Yle Fem, the Swedish language department of the Finnish Broadcasting Company
• Florida Studio Theatre, in Sarasota, Florida, Untied States
• Free Southern Theater, in Mississippi, United States

Government and politics

• Fermanagh and South Tyrone (Assembly constituency), in Northern Ireland
• Fermanagh and South Tyrone (UK Parliament constituency), in Northern Ireland
• Financial Secretary to the Treasury in the United Kingdom

Military

• Fire Support Team of the Royal Artillery
• Fleet Survey Team of the United States Navy
• Forward surgical teams of the United States Army

Technology

• Feature Selection Toolbox, machine learning software
• File Streaming Technology, a digital audio format
• Finite-state transducer

Transport

• Fenchurch Street railway station, in London
• First Stop Travel, a Scottish bus operator
• Fort Stockton–Pecos County Airport, in Texas, United States
• Sint-Truiden railway station, in Belgium

Other uses

• Field sobriety test
• Fiji Standard Time
• Fixation index (F_ST)
• Follistatin
• Foreign Sports Talent Scheme, in Singapore
• Foundation for Science and Technology, in the United Kingdom
• Franciscan School of Theology, in California, United States
• French School of Thessaloniki, in Greece
• Full-Scale Tunnel, a demolished NASA wind tunnel