Vista or VISTA refers to:

• Windows Vista, Microsoft's upcoming operating system, which was formerly code-named "Longhorn". At present, Longhorn is reserved for Server Version since the official launch and rename to Vista.
• WebCT Vista, Enterpise Learning Management System from the company "Blakboard". It is used in the Higher Eductaion domain as an application for teaching and learning.
• Veterans Health Information Systems and Technology Architecture, VistA is the system used by the United States Department of Veterans Affairs, and many others worldwide, to manage electronic medical records and serve other medical informatics functions
• Vista (Middle-earth), from the fiction of J. R. R. Tolkien, is a part of the atmosphere that surrounds the world of Arda.
• Volunteers in Service to America
• VISTA (telescope), Visible and Infrared Survey Telescope for Astronomy
• Vista Cruiser, a station wagon produced by Oldsmobile until 1977.
• Toyota Vista, a passenger car produced by Toyota until 2003.
• Thomas Vista, a school bus produced by Thomas Built Buses until 1998.
• Vista University, a university located in South Africa.
• Vista Community College, now Berkeley City College, a community college in Berkeley, California, USA.
• Vista Federal Credit Union, a credit union that serves employees of The Walt Disney Company.
• ViSta, Visual Statistics software. A free, open-source statistical analysis system written by Forrest W. Young using Xlisp-stat.

Places:

• Vista, California, USA.
• Vista, Missouri, USA.
• Chula Vista, California, USA.
• La Vista, Nebraska, USA.
• Mount Vista, Washington, USA.
• Vista Center, New Jersey, USA.
• Vista, New York, USA.
• Vista West, Wyoming, USA.
• Vista Hundred, Sweden.
• Vista, South Australia, a suburb of Adelaide, Australia
• Sierra Vista, Arizona, USA.