A new study found the SARS-CoV-2 virus was detectable in aerosols for up to 3 hrs, up to 24 hrs on cardboard and up to 2-3 days on plastic/stainless steel.

This really highlights the importance of washing your hands and cleaning surfaces that are commonly used in households. Another study found that cleaning surfaces with proper disinfectants effectively decontaminated the virus. https://jamanetwork.com/journals/jama/fullarticle/2762692

List of disinfectants. https://www.epa.gov/pesticide-registration/list-n-disinfectants-use-against-sars-cov-2