SFT is a three letter acronym that could refer to:
- Symplectic Field Theory
- String field theory
- Sparse Fourier Transform
- Search for Tomorrow - a television soap opera, which ran from 1951 through 1986
- Secure File Transfer - another name for SFTP, a.k.a., Secure File Transfer Protocol
- Students for a Free Tibet, a non-profit organization advocating Tibetan independence
- System Fault Tolerance
- Striving For Togetherness Records
- Structural Family Therapy - a type of psychotherapy
- Statens forurensningstilsyn
- Submerged Floating Tunnel
- Subshift of finite type
- IATA code for SkellefteƄ Airport in Sweden
- Solitary fibrous tumor