JKT may refer to:
- Jacobus Kapteyn Telescope
- Jakarta, Indonesia
- Kemayoran Airport, a former airport serving Jakarta
- Jakarta Time; see Time in Indonesia
- Jetstar Hong Kong
- Jonathan Kreiss-Tomkins (born 1989), American politician
- JKT48, an Indonesian idol group
- John Kilpatrick Turnpike, a toll road that forms the northern and western quadrants of the Oklahoma City beltway