ETA may refer to any of the following:
1. Short for Electronic Technicians Association International (ETA-I), ETA is a non-profit association that was founded in 1978 that certifies electronics equipment service and support. Some examples of the ETA-I certifications are the CST, CNCT, and CNST.
- The official ETA International website is found at: http://www.eta-i.org/
2. Short for Estimated Time of Arrival, ETA is an estimate time for something to be done or the time someone or something is arriving.